[Maria-developers] bzr commit into MariaDB 5.1, with Maria 1.5:maria branch (igor:2744)

#At lp:maria based on revid:knielsen@knielsen-hq.org-20091006183755-y08lid6fg8mnr8sk 2744 Igor Babaev 2009-10-16 The main commit of Andrey Zhakov's patch introducing vurtual(computed) columns. The original patch has been ameliorated by Sanja and Igor. added: mysql-test/suite/vcol/ mysql-test/suite/vcol/inc/ mysql-test/suite/vcol/inc/vcol_blocked_sql_funcs_main.inc mysql-test/suite/vcol/inc/vcol_cleanup.inc mysql-test/suite/vcol/inc/vcol_column_def_options.inc mysql-test/suite/vcol/inc/vcol_dependancies_on_vcol.inc mysql-test/suite/vcol/inc/vcol_handler.inc mysql-test/suite/vcol/inc/vcol_init_vars.pre mysql-test/suite/vcol/inc/vcol_ins_upd.inc mysql-test/suite/vcol/inc/vcol_keys.inc mysql-test/suite/vcol/inc/vcol_non_stored_columns.inc mysql-test/suite/vcol/inc/vcol_partition.inc mysql-test/suite/vcol/inc/vcol_select.inc mysql-test/suite/vcol/inc/vcol_supported_sql_funcs.inc mysql-test/suite/vcol/inc/vcol_supported_sql_funcs_main.inc mysql-test/suite/vcol/inc/vcol_trigger_sp.inc mysql-test/suite/vcol/inc/vcol_unsupported_storage_engines.inc mysql-test/suite/vcol/inc/vcol_view.inc mysql-test/suite/vcol/r/ mysql-test/suite/vcol/r/rpl_vcol.result mysql-test/suite/vcol/r/vcol_archive.result mysql-test/suite/vcol/r/vcol_blackhole.result mysql-test/suite/vcol/r/vcol_blocked_sql_funcs_innodb.result mysql-test/suite/vcol/r/vcol_blocked_sql_funcs_myisam.result mysql-test/suite/vcol/r/vcol_column_def_options_innodb.result mysql-test/suite/vcol/r/vcol_column_def_options_myisam.result mysql-test/suite/vcol/r/vcol_csv.result mysql-test/suite/vcol/r/vcol_handler_innodb.result mysql-test/suite/vcol/r/vcol_handler_myisam.result mysql-test/suite/vcol/r/vcol_ins_upd_innodb.result mysql-test/suite/vcol/r/vcol_ins_upd_myisam.result mysql-test/suite/vcol/r/vcol_keys_innodb.result mysql-test/suite/vcol/r/vcol_keys_myisam.result mysql-test/suite/vcol/r/vcol_memory.result mysql-test/suite/vcol/r/vcol_merge.result mysql-test/suite/vcol/r/vcol_non_stored_columns_innodb.result mysql-test/suite/vcol/r/vcol_non_stored_columns_myisam.result mysql-test/suite/vcol/r/vcol_partition_innodb.result mysql-test/suite/vcol/r/vcol_partition_myisam.result mysql-test/suite/vcol/r/vcol_select_innodb.result mysql-test/suite/vcol/r/vcol_select_myisam.result mysql-test/suite/vcol/r/vcol_supported_sql_funcs_innodb.result mysql-test/suite/vcol/r/vcol_supported_sql_funcs_myisam.result mysql-test/suite/vcol/r/vcol_syntax.result mysql-test/suite/vcol/r/vcol_trigger_sp_innodb.result mysql-test/suite/vcol/r/vcol_trigger_sp_myisam.result mysql-test/suite/vcol/r/vcol_view_innodb.result mysql-test/suite/vcol/r/vcol_view_myisam.result mysql-test/suite/vcol/t/ mysql-test/suite/vcol/t/rpl_vcol.test mysql-test/suite/vcol/t/vcol_archive.test mysql-test/suite/vcol/t/vcol_blackhole.test mysql-test/suite/vcol/t/vcol_blocked_sql_funcs_innodb.test mysql-test/suite/vcol/t/vcol_blocked_sql_funcs_myisam.test mysql-test/suite/vcol/t/vcol_column_def_options_innodb.test mysql-test/suite/vcol/t/vcol_column_def_options_myisam.test mysql-test/suite/vcol/t/vcol_csv.test mysql-test/suite/vcol/t/vcol_handler_innodb.test mysql-test/suite/vcol/t/vcol_handler_myisam.test mysql-test/suite/vcol/t/vcol_ins_upd_innodb.test mysql-test/suite/vcol/t/vcol_ins_upd_myisam.test mysql-test/suite/vcol/t/vcol_keys_innodb.test mysql-test/suite/vcol/t/vcol_keys_myisam.test mysql-test/suite/vcol/t/vcol_memory.test mysql-test/suite/vcol/t/vcol_merge.test mysql-test/suite/vcol/t/vcol_non_stored_columns_innodb.test mysql-test/suite/vcol/t/vcol_non_stored_columns_myisam.test mysql-test/suite/vcol/t/vcol_partition_innodb.test mysql-test/suite/vcol/t/vcol_partition_myisam.test mysql-test/suite/vcol/t/vcol_select_innodb.test mysql-test/suite/vcol/t/vcol_select_myisam.test mysql-test/suite/vcol/t/vcol_supported_sql_funcs_innodb.test mysql-test/suite/vcol/t/vcol_supported_sql_funcs_myisam.test mysql-test/suite/vcol/t/vcol_syntax.test mysql-test/suite/vcol/t/vcol_trigger_sp_innodb.test mysql-test/suite/vcol/t/vcol_trigger_sp_myisam.test mysql-test/suite/vcol/t/vcol_view_innodb.test mysql-test/suite/vcol/t/vcol_view_myisam.test modified: include/mysql_com.h sql/field.cc sql/field.h sql/filesort.cc sql/ha_partition.cc sql/ha_partition.h sql/handler.h sql/item.cc sql/item.h sql/item_func.cc sql/item_func.h sql/item_row.h sql/item_strfunc.h sql/item_subselect.h sql/item_sum.h sql/item_timefunc.h sql/item_xmlfunc.cc sql/item_xmlfunc.h sql/lex.h sql/mysql_priv.h sql/procedure.h sql/records.cc sql/share/errmsg.txt sql/sp_head.cc sql/sql_base.cc sql/sql_class.cc sql/sql_class.h sql/sql_handler.cc sql/sql_insert.cc sql/sql_lex.cc sql/sql_lex.h sql/sql_parse.cc sql/sql_partition.cc sql/sql_select.cc sql/sql_show.cc sql/sql_table.cc sql/sql_yacc.yy sql/table.cc sql/table.h sql/unireg.cc sql/unireg.h storage/innobase/handler/ha_innodb.cc storage/innobase/handler/ha_innodb.h storage/myisam/ha_myisam.cc storage/myisam/ha_myisam.h storage/pbxt/src/discover_xt.cc storage/xtradb/handler/ha_innodb.cc storage/xtradb/handler/ha_innodb.h === modified file 'include/mysql_com.h' --- a/include/mysql_com.h 2008-10-10 15:28:41 +0000 +++ b/include/mysql_com.h 2009-10-16 22:57:48 +0000 @@ -67,7 +67,8 @@ enum enum_server_command COM_END }; - +/* sql type stored in .frm files for virtual fields */ +#define MYSQL_TYPE_VIRTUAL 245 /* Length of random string sent by server on handshake; this is also length of obfuscated password, recieved from client === added directory 'mysql-test/suite/vcol' === added directory 'mysql-test/suite/vcol/inc' === added file 'mysql-test/suite/vcol/inc/vcol_blocked_sql_funcs_main.inc' --- a/mysql-test/suite/vcol/inc/vcol_blocked_sql_funcs_main.inc 1970-01-01 00:00:00 +0000 +++ b/mysql-test/suite/vcol/inc/vcol_blocked_sql_funcs_main.inc 2009-10-16 22:57:48 +0000 @@ -0,0 +1,344 @@ +################################################################################ +# inc/vcol_blocked_sql_funcs_main.inc # +# # +# Purpose: # +# Tests around sql functions # +# # +# # +#------------------------------------------------------------------------------# +# Original Author: Andrey Zhakov # +# Original Date: 2008-08-31 # +# Change Author: Oleksandr Byelkin (Monty program Ab) +# Date: 2009-03-24 +# Change: Syntax changed +################################################################################ + +# +# NOTE: All SQL functions should be rejected, otherwise BUG. +# + +--echo # RAND() +-- error ER_VIRTUAL_COLUMN_FUNCTION_IS_NOT_ALLOWED +create table t1 (b double as (rand())); + +--echo # LOAD_FILE() +-- error ER_VIRTUAL_COLUMN_FUNCTION_IS_NOT_ALLOWED +create table t1 (a varchar(64), b varchar(1024) as (load_file(a))); + +--echo # CURDATE() +-- error ER_VIRTUAL_COLUMN_FUNCTION_IS_NOT_ALLOWED +create table t1 (a datetime as (curdate())); + +--echo # CURRENT_DATE(), CURRENT_DATE +-- error ER_VIRTUAL_COLUMN_FUNCTION_IS_NOT_ALLOWED +create table t1 (a datetime as (current_date)); +-- error ER_VIRTUAL_COLUMN_FUNCTION_IS_NOT_ALLOWED +create table t1 (a datetime as (current_date())); + +--echo # CURRENT_TIME(), CURRENT_TIME +-- error ER_VIRTUAL_COLUMN_FUNCTION_IS_NOT_ALLOWED +create table t1 (a datetime as (current_time)); +-- error ER_VIRTUAL_COLUMN_FUNCTION_IS_NOT_ALLOWED +create table t1 (a datetime as (current_time())); + +--echo # CURRENT_TIMESTAMP(), CURRENT_TIMESTAMP +-- error ER_VIRTUAL_COLUMN_FUNCTION_IS_NOT_ALLOWED +create table t1 (a datetime as (current_timestamp())); +-- error ER_VIRTUAL_COLUMN_FUNCTION_IS_NOT_ALLOWED +create table t1 (a datetime as (current_timestamp)); + +--echo # CURTIME() +-- error ER_VIRTUAL_COLUMN_FUNCTION_IS_NOT_ALLOWED +create table t1 (a datetime as (curtime())); + +--echo # LOCALTIME(), LOCALTIME +-- error ER_VIRTUAL_COLUMN_FUNCTION_IS_NOT_ALLOWED +create table t1 (a datetime, b varchar(10) as (localtime())); +-- error ER_VIRTUAL_COLUMN_FUNCTION_IS_NOT_ALLOWED +create table t1 (a datetime, b varchar(10) as (localtime)); + +--echo # LOCALTIMESTAMP, LOCALTIMESTAMP()(v4.0.6) +-- error ER_VIRTUAL_COLUMN_FUNCTION_IS_NOT_ALLOWED +create table t1 (a datetime, b varchar(10) as (localtimestamp())); +-- error ER_VIRTUAL_COLUMN_FUNCTION_IS_NOT_ALLOWED +create table t1 (a datetime, b varchar(10) as (localtimestamp)); + +--echo # NOW() +-- error ER_VIRTUAL_COLUMN_FUNCTION_IS_NOT_ALLOWED +create table t1 (a datetime, b varchar(10) as (now())); + +--echo # SYSDATE() +-- error ER_VIRTUAL_COLUMN_FUNCTION_IS_NOT_ALLOWED +create table t1 (a int, b varchar(10) as (sysdate())); + +--echo # UNIX_TIMESTAMP() +-- error ER_VIRTUAL_COLUMN_FUNCTION_IS_NOT_ALLOWED +create table t1 (a datetime, b datetime as (unix_timestamp())); + +--echo # UTC_DATE() +-- error ER_VIRTUAL_COLUMN_FUNCTION_IS_NOT_ALLOWED +create table t1 (a datetime, b datetime as (utc_date())); + +--echo # UTC_TIME() +-- error ER_VIRTUAL_COLUMN_FUNCTION_IS_NOT_ALLOWED +create table t1 (a datetime, b datetime as (utc_time())); + +--echo # UTC_TIMESTAMP() +-- error ER_VIRTUAL_COLUMN_FUNCTION_IS_NOT_ALLOWED +create table t1 (a datetime, b datetime as (utc_timestamp())); + +--echo # MATCH() +if (!$skip_full_text_checks) +{ + -- error ER_VIRTUAL_COLUMN_FUNCTION_IS_NOT_ALLOWED + create table t1 (a varchar(32), b bool as (match a against ('sample text'))); +} + +--echo # BENCHMARK() +-- error ER_VIRTUAL_COLUMN_FUNCTION_IS_NOT_ALLOWED +create table t1 (a varchar(1024), b varchar(1024) as (benchmark(a,3))); + +--echo # CONNECTION_ID() +-- error ER_VIRTUAL_COLUMN_FUNCTION_IS_NOT_ALLOWED +create table t1 (a int as (connection_id())); + +--echo # CURRENT_USER(), CURRENT_USER +-- error ER_VIRTUAL_COLUMN_FUNCTION_IS_NOT_ALLOWED +create table t1 (a varchar(32) as (current_user())); +-- error ER_VIRTUAL_COLUMN_FUNCTION_IS_NOT_ALLOWED +create table t1 (a varchar(32) as (current_user)); + +--echo # DATABASE() +-- error ER_VIRTUAL_COLUMN_FUNCTION_IS_NOT_ALLOWED +create table t1 (a varchar(1024), b varchar(1024) as (database())); + +--echo # FOUND_ROWS() +-- error ER_VIRTUAL_COLUMN_FUNCTION_IS_NOT_ALLOWED +create table t1 (a varchar(1024), b varchar(1024) as (found_rows())); + +--echo # GET_LOCK() +-- error ER_VIRTUAL_COLUMN_FUNCTION_IS_NOT_ALLOWED +create table t1 (a varchar(1024), b varchar(1024) as (get_lock(a,10))); + +--echo # IS_FREE_LOCK() +-- error ER_VIRTUAL_COLUMN_FUNCTION_IS_NOT_ALLOWED +create table t1 (a varchar(1024), b varchar(1024) as (is_free_lock(a))); + +--echo # IS_USED_LOCK() +-- error ER_VIRTUAL_COLUMN_FUNCTION_IS_NOT_ALLOWED +create table t1 (a varchar(1024), b varchar(1024) as (is_used_lock(a))); + +--echo # LAST_INSERT_ID() +-- error ER_VIRTUAL_COLUMN_FUNCTION_IS_NOT_ALLOWED +create table t1 (a int as (last_insert_id())); + +--echo # MASTER_POS_WAIT() +-- error ER_VIRTUAL_COLUMN_FUNCTION_IS_NOT_ALLOWED +create table t1 (a varchar(32), b int as (master_pos_wait(a,0,2))); + +--echo # NAME_CONST() +-- error ER_VIRTUAL_COLUMN_FUNCTION_IS_NOT_ALLOWED +create table t1 (a varchar(32) as (name_const('test',1))); + +--echo # RELEASE_LOCK() +-- error ER_VIRTUAL_COLUMN_FUNCTION_IS_NOT_ALLOWED +create table t1 (a varchar(32), b int as (release_lock(a))); + +--echo # ROW_COUNT() +-- error ER_VIRTUAL_COLUMN_FUNCTION_IS_NOT_ALLOWED +create table t1 (a int as (row_count())); + +--echo # SCHEMA() +-- error ER_VIRTUAL_COLUMN_FUNCTION_IS_NOT_ALLOWED +create table t1 (a varchar(32) as (schema())); + +--echo # SESSION_USER() +-- error ER_VIRTUAL_COLUMN_FUNCTION_IS_NOT_ALLOWED +create table t1 (a varchar(32) as (session_user())); + +--echo # SLEEP() +-- error ER_VIRTUAL_COLUMN_FUNCTION_IS_NOT_ALLOWED +create table t1 (a int, b int as (sleep(a))); + +--echo # SYSTEM_USER() +-- error ER_VIRTUAL_COLUMN_FUNCTION_IS_NOT_ALLOWED +create table t1 (a varchar(32) as (system_user())); + +--echo # USER() +-- error ER_VIRTUAL_COLUMN_FUNCTION_IS_NOT_ALLOWED +create table t1 (a varchar(1024), b varchar(1024) as (user())); + +--echo # UUID_SHORT() +-- error ER_VIRTUAL_COLUMN_FUNCTION_IS_NOT_ALLOWED +create table t1 (a varchar(1024) as (uuid_short())); + +--echo # UUID() +-- error ER_VIRTUAL_COLUMN_FUNCTION_IS_NOT_ALLOWED +create table t1 (a varchar(1024) as (uuid())); + +--echo # VALUES() +-- error ER_VIRTUAL_COLUMN_FUNCTION_IS_NOT_ALLOWED +create table t1 (a varchar(1024), b varchar(1024) as (values(a))); + +--echo # VERSION() +-- error ER_VIRTUAL_COLUMN_FUNCTION_IS_NOT_ALLOWED +create table t1 (a varchar(1024), b varchar(1024) as (version())); + +--echo # ENCRYPT() +-- error ER_VIRTUAL_COLUMN_FUNCTION_IS_NOT_ALLOWED +create table t1 (a varchar(1024), b varchar(1024) as (encrypt(a))); + +--echo # Stored procedures + +delimiter //; +create procedure p1() +begin + select current_user(); +end // + +create function f1() +returns int +begin + return 1; +end // + +delimiter ;// + +-- error ER_VIRTUAL_COLUMN_FUNCTION_IS_NOT_ALLOWED +create table t1 (a int as (p1())); +-- error ER_VIRTUAL_COLUMN_FUNCTION_IS_NOT_ALLOWED +create table t1 (a int as (f1())); + +drop procedure p1; +drop function f1; + +--echo # Unknown functions +-- error ER_VIRTUAL_COLUMN_FUNCTION_IS_NOT_ALLOWED +create table t1 (a int as (f1())); + +--echo # +--echo # GROUP BY FUNCTIONS +--echo # + +--echo # AVG() +-- error ER_VIRTUAL_COLUMN_FUNCTION_IS_NOT_ALLOWED +create table t1 (a int, b int as (avg(a))); + +--echo # BIT_AND() +-- error ER_VIRTUAL_COLUMN_FUNCTION_IS_NOT_ALLOWED +create table t1 (a int, b int as (bit_and(a))); + +--echo # BIT_OR() +-- error ER_VIRTUAL_COLUMN_FUNCTION_IS_NOT_ALLOWED +create table t1 (a int, b int as (bit_or(a))); + +--echo # BIT_XOR() +-- error ER_VIRTUAL_COLUMN_FUNCTION_IS_NOT_ALLOWED +create table t1 (a int, b int as (bit_xor(a))); + +--echo # COUNT(DISTINCT) +-- error ER_VIRTUAL_COLUMN_FUNCTION_IS_NOT_ALLOWED +create table t1 (a int, b int as (count(distinct a))); + +--echo # COUNT() +-- error ER_VIRTUAL_COLUMN_FUNCTION_IS_NOT_ALLOWED +create table t1 (a int, b int as (count(a))); + +--echo # GROUP_CONCAT() +-- error ER_VIRTUAL_COLUMN_FUNCTION_IS_NOT_ALLOWED +create table t1 (a varchar(32), b int as (group_concat(a,''))); + +--echo # MAX() +-- error ER_VIRTUAL_COLUMN_FUNCTION_IS_NOT_ALLOWED +create table t1 (a int, b int as (max(a))); + +--echo # MIN() +-- error ER_VIRTUAL_COLUMN_FUNCTION_IS_NOT_ALLOWED +create table t1 (a int, b int as (min(a))); + +--echo # STD() +-- error ER_VIRTUAL_COLUMN_FUNCTION_IS_NOT_ALLOWED +create table t1 (a int, b int as (std(a))); + +--echo # STDDEV_POP() +-- error ER_VIRTUAL_COLUMN_FUNCTION_IS_NOT_ALLOWED +create table t1 (a int, b int as (stddev_pop(a))); + +--echo # STDDEV_SAMP() +-- error ER_VIRTUAL_COLUMN_FUNCTION_IS_NOT_ALLOWED +create table t1 (a int, b int as (stddev_samp(a))); + +--echo # STDDEV() +-- error ER_VIRTUAL_COLUMN_FUNCTION_IS_NOT_ALLOWED +create table t1 (a int, b int as (stddev(a))); + +--echo # SUM() +-- error ER_VIRTUAL_COLUMN_FUNCTION_IS_NOT_ALLOWED +create table t1 (a int, b int as (sum(a))); + +--echo # VAR_POP() +-- error ER_VIRTUAL_COLUMN_FUNCTION_IS_NOT_ALLOWED +create table t1 (a int, b int as (var_pop(a))); + +--echo # VAR_SAMP() +-- error ER_VIRTUAL_COLUMN_FUNCTION_IS_NOT_ALLOWED +create table t1 (a int, b int as (var_samp(a))); + +--echo # VARIANCE() +-- error ER_VIRTUAL_COLUMN_FUNCTION_IS_NOT_ALLOWED +create table t1 (a int, b int as (variance(a))); + +--echo # +--echo # XML FUNCTIONS +--echo # + +--echo # ExtractValue() +-- error ER_VIRTUAL_COLUMN_FUNCTION_IS_NOT_ALLOWED +create table t1 (a varchar(1024), b varchar(1024) as (ExtractValue(a,'//b[$@j]'))); + +--echo # UpdateXML() +-- error ER_VIRTUAL_COLUMN_FUNCTION_IS_NOT_ALLOWED +create table t1 (a varchar(1024), b varchar(1024) as (UpdateXML(a,'/a','<e>fff</e>'))); + +--echo # +--echo # Sub-selects +--echo # + +create table t1 (a int); +-- error ER_PARSE_ERROR +create table t2 (a int, b int as (select count(*) from t1)); +drop table t1; + +-- error ER_VIRTUAL_COLUMN_FUNCTION_IS_NOT_ALLOWED +create table t1 (a int, b int as ((select 1))); +-- error ER_VIRTUAL_COLUMN_FUNCTION_IS_NOT_ALLOWED +create table t1 (a int, b int as (a+(select 1))); + +--echo # +--echo # SP functions +--echo # + +--disable_warnings +drop function if exists sub1; +--enable_warnings +create function sub1(i int) returns int deterministic + return i+1; +select sub1(1); +-- error ER_VIRTUAL_COLUMN_FUNCTION_IS_NOT_ALLOWED +create table t1 (a int, b int as (a+sub3(1))); +drop function sub1; + +--echo # +--echo # Long expression + +let $tmp_long_string = `SELECT repeat('a',240)`; +eval create table t1 (a int, b varchar(300) as (concat(a,'$tmp_long_string'))); +drop table t1; +let $tmp_long_string = `SELECT repeat('a',243)`; +--error ER_WRONG_STRING_LENGTH +eval create table t1 (a int, b varchar(300) as (concat(a,'$tmp_long_string'))); + +--echo # +--echo # Constant expression +--error ER_CONST_EXPR_IN_VCOL +create table t1 (a int as (PI())); === added file 'mysql-test/suite/vcol/inc/vcol_cleanup.inc' --- a/mysql-test/suite/vcol/inc/vcol_cleanup.inc 1970-01-01 00:00:00 +0000 +++ b/mysql-test/suite/vcol/inc/vcol_cleanup.inc 2009-10-16 22:57:48 +0000 @@ -0,0 +1,25 @@ +################################################################################ +# inc/vcol_cleanup.inc # +# # +# Purpose: # +# Removal of the objects created by the t/<test_name>.test # +# scripts. # +# # +#------------------------------------------------------------------------------# +# Original Author: Andrey Zhakov # +# Original Date: 2008-08-31 # +# Change Author: # +# Change Date: # +# Change: # +################################################################################ + +--disable_warnings +--disable_query_log +DROP VIEW IF EXISTS v1,v2; +DROP TABLE IF EXISTS t1,t2,t3; +DROP PROCEDURE IF EXISTS p1; +DROP FUNCTION IF EXISTS f1; +DROP TRIGGER IF EXISTS trg1; +DROP TRIGGER IF EXISTS trg2; +--enable_query_log +--enable_warnings === added file 'mysql-test/suite/vcol/inc/vcol_column_def_options.inc' --- a/mysql-test/suite/vcol/inc/vcol_column_def_options.inc 1970-01-01 00:00:00 +0000 +++ b/mysql-test/suite/vcol/inc/vcol_column_def_options.inc 2009-10-16 22:57:48 +0000 @@ -0,0 +1,113 @@ +################################################################################ +# inc/vcol_column_def_options.inc # +# # +# Purpose: # +# Testing different optional parameters specified when defining # +# a virtual column. # +# # +# # +#------------------------------------------------------------------------------# +# Original Author: Andrey Zhakov # +# Original Date: 2008-09-02 # +# Change Author: Oleksandr Byelkin (Monty program Ab) +# Date: 2009-03-24 +# Change: Syntax changed +################################################################################ + +--echo # +--echo # Section 1. Wrong column definition options +--echo # - NOT NULL +--echo # - NULL +--echo # - DEFAULT <value> +--echo # - AUTO_INCREMENT +--echo # - [PRIMARY] KEY + +--echo # NOT NULL +--error ER_PARSE_ERROR +create table t1 (a int, b int as (a+1) not null); +create table t1 (a int); +--error ER_PARSE_ERROR +alter table t1 add column b int as (a+1) not null; +drop table t1; + +--echo # NULL +--error ER_PARSE_ERROR +create table t1 (a int, b int as (a+1) null); +create table t1 (a int); +--error ER_PARSE_ERROR +alter table t1 add column b int as (a+1) null; +drop table t1; + +--echo # DEFAULT +--error ER_PARSE_ERROR +create table t1 (a int, b int as (a+1) default 0); +create table t1 (a int); +--error ER_PARSE_ERROR +alter table t1 add column b int as (a+1) default 0; +drop table t1; + +--echo # AUTO_INCREMENT +--error ER_PARSE_ERROR +create table t1 (a int, b int as (a+1) AUTO_INCREMENT); +create table t1 (a int); +--error ER_PARSE_ERROR +alter table t1 add column b int as (a+1) AUTO_INCREMENT; +drop table t1; + +--echo # [PRIMARY] KEY +--error ER_PARSE_ERROR +create table t1 (a int, b int as (a+1) key); +--error ER_PARSE_ERROR +create table t1 (a int, b int as (a+1) primary key); +create table t1 (a int); +--error ER_PARSE_ERROR +alter table t1 add column b int as (a+1) key; +--error ER_PARSE_ERROR +alter table t1 add column b int as (a+1) primary key; +drop table t1; + +--echo # Section 2. Other column definition options +--echo # - COMMENT +--echo # - REFERENCES (only syntax testing here) +--echo # - STORED (only systax testing here) +create table t1 (a int, b int as (a % 2) comment 'my comment'); +show create table t1; +describe t1; +drop table t1; +create table t1 (a int, b int as (a % 2)); +alter table t1 modify b int as (a % 2) comment 'my comment'; +show create table t1; +describe t1; +insert into t1 (a) values (1); +select * from t1; +insert into t1 values (2,default); +select a,b from t1; +create table t2 like t1; +show create table t2; +describe t2; +insert into t2 (a) values (1); +select * from t2; +insert into t2 values (2,default); +select a,b from t2; +drop table t2; +drop table t1; + +create table t1 (a int, b int as (a % 2) persistent); +show create table t1; +describe t1; +insert into t1 (a) values (1); +select * from t1; +insert into t1 values (2,default); +select a,b from t1; +drop table t1; + + +create table t2 (a int); +create table t1 (a int, b int as (a % 2) persistent references t2(a)); +show create table t1; +drop table t1; +create table t1 (a int, b int as (a % 2)); +--error ER_PARSE_ERROR +alter table t1 modify b int as (a % 2) persistent references t2(a); +show create table t1; +drop table t1; === added file 'mysql-test/suite/vcol/inc/vcol_dependancies_on_vcol.inc' --- a/mysql-test/suite/vcol/inc/vcol_dependancies_on_vcol.inc 1970-01-01 00:00:00 +0000 +++ b/mysql-test/suite/vcol/inc/vcol_dependancies_on_vcol.inc 2009-10-16 22:57:48 +0000 @@ -0,0 +1,43 @@ +################################################################################ +# inc/vcol_dependencies_on_vcol.inc # +# # +# Purpose: # +# Testing scenarios when columns depend on virtual columns, i.e. such as # +# - a virtual column is based on a virtual column # +# - a "real" column on which a virtual one is renamed/dropped # +# - a virtual column involved in partitioning is renamed/dropped # +# # +#------------------------------------------------------------------------------# +# Original Author: Andrey Zhakov # +# Original Date: 2008-09-02 # +# Change Author: Oleksandr Byelkin (Monty program Ab) +# Date: 2009-03-24 +# Change: Syntax changed +################################################################################ + +--echo # Can't define a virtual column on another virtual column +--error ER_VCOL_BASED_ON_VCOL +create table t1 (a int, b int as (a+1), c int as (b+1)); +create table t1 (a int, b int as (a+1)); +--error ER_VCOL_BASED_ON_VCOL +alter table t1 add column c int as (b+1); +drop table t1; + +--echo # Can't rename or drop a column used in the function of a virtual column +create table t1 (a int, b int as (a+1)); +--echo # On renaming/dropping a column on which a virtual field is +--echo # defined the following error is displayed: +--echo # "Unknown column 'a' in 'virtual column function'" +--error ER_BAD_FIELD_ERROR +alter table t1 drop column a; +--error ER_BAD_FIELD_ERROR +alter table t1 change a c int; +drop table t1; + +--echo # Can't rename or drop a virtual column used by the paritition function +create table t1 (a int, b int as (a+1)) partition by hash(b); +--error ER_BAD_FIELD_ERROR +alter table t1 drop b; +--error ER_BAD_FIELD_ERROR +alter table t1 change b c int as (a+1); + === added file 'mysql-test/suite/vcol/inc/vcol_handler.inc' --- a/mysql-test/suite/vcol/inc/vcol_handler.inc 1970-01-01 00:00:00 +0000 +++ b/mysql-test/suite/vcol/inc/vcol_handler.inc 2009-10-16 22:57:48 +0000 @@ -0,0 +1,77 @@ +################################################################################ +# inc/vcol_handler.inc # +# # +# Purpose: # +# Testing HANDLER. # +# # +# # +# # +#------------------------------------------------------------------------------# +# Original Author: Andrey Zhakov # +# Original Date: 2008-09-04 # +# Change Author: Oleksandr Byelkin (Monty program Ab) +# Date: 2009-03-24 +# Change: Syntax changed +################################################################################ + +create table t1 (a int, + b int as (-a), + c int as (-a) persistent, + d char(1), + index (a), + index (c)); +insert into t1 (a,d) values (4,'a'), (2,'b'), (1,'c'), (3,'d'); +select * from t1; + +--echo # HANDLER tbl_name OPEN +handler t1 open; + +--echo # HANDLER tbl_name READ non-vcol_index_name > (value1,value2,...) +handler t1 read a > (2); + +--echo # HANDLER tbl_name READ non-vcol_index_name > (value1,value2,...) WHERE non-vcol_field=expr +handler t1 read a > (2) where d='c'; + +--echo # HANDLER tbl_name READ vcol_index_name = (value1,value2,...) +handler t1 read c = (-2); + +--echo # HANDLER tbl_name READ vcol_index_name = (value1,value2,...) WHERE non-vcol_field=expr +handler t1 read c = (-2) where d='c'; + +--echo # HANDLER tbl_name READ non-vcol_index_name > (value1,value2,...) WHERE vcol_field=expr +handler t1 read a > (2) where b=-3 && c=-3; + +--echo # HANDLER tbl_name READ vcol_index_name <= (value1,value2,...) +handler t1 read c <= (-2); + +--echo # HANDLER tbl_name READ vcol_index_name > (value1,value2,...) WHERE vcol_field=expr +handler t1 read c <= (-2) where b=-3; + +--echo # HANDLER tbl_name READ vcol_index_name FIRST +handler t1 read c first; + +--echo # HANDLER tbl_name READ vcol_index_name NEXT +handler t1 read c next; + +--echo # HANDLER tbl_name READ vcol_index_name PREV +handler t1 read c prev; + +--echo # HANDLER tbl_name READ vcol_index_name LAST +handler t1 read c last; + +--echo # HANDLER tbl_name READ FIRST where non-vcol=expr +handler t1 read FIRST where a >= 2; + +--echo # HANDLER tbl_name READ FIRST where vcol=expr +handler t1 read FIRST where b >= -2; + +--echo # HANDLER tbl_name READ NEXT where non-vcol=expr +handler t1 read NEXT where d='c'; + +--echo # HANDLER tbl_name READ NEXT where vcol=expr +handler t1 read NEXT where b<=-4; + +--echo # HANDLER tbl_name CLOSE +handler t1 close; + +drop table t1; === added file 'mysql-test/suite/vcol/inc/vcol_init_vars.pre' --- a/mysql-test/suite/vcol/inc/vcol_init_vars.pre 1970-01-01 00:00:00 +0000 +++ b/mysql-test/suite/vcol/inc/vcol_init_vars.pre 2009-10-16 22:57:48 +0000 @@ -0,0 +1,17 @@ +################################################################################ +# inc/vcol_init_vars.pre # +# # +# Purpose: # +# Initialize variables used in t/<name> test cases. # +# # +# # +#------------------------------------------------------------------------------# +# Original Author: Andrey Zhakov # +# Original Date: 2008-08-31 # +# Change Author: # +# Change Date: # +# Change: # +################################################################################ + +let $skip_full_text_check = 0; +let $skip_spatial_index_check = 0; === added file 'mysql-test/suite/vcol/inc/vcol_ins_upd.inc' --- a/mysql-test/suite/vcol/inc/vcol_ins_upd.inc 1970-01-01 00:00:00 +0000 +++ b/mysql-test/suite/vcol/inc/vcol_ins_upd.inc 2009-10-16 22:57:48 +0000 @@ -0,0 +1,289 @@ +################################################################################ +# inc/vcol_ins_upd.inc # +# # +# Purpose: # +# Testing DDL operations such as INSERT, UPDATE, REPLACE and DELETE. # +# # +# # +# # +#------------------------------------------------------------------------------# +# Original Author: Andrey Zhakov # +# Original Date: 2008-09-04 # +# Change Author: Oleksandr Byelkin (Monty program Ab) +# Date: 2009-03-24 +# Change: Syntax changed +################################################################################ + +let $create1 = create table t1 (a int, + b int as (-a), + c int as (-a) persistent); +let $create2 = create table t1 (a int unique, + b int as (-a), + c int as (-a) persistent); +let $create3 = create table t1 (a int, + b int as (-a), + c int as (-a) persistent unique); +let $create4 = create table t1 (a int, + b int as (-a), + c int as (-a) persistent unique, + d varchar(16)); +eval $create1; +set sql_warnings = 1; + +--echo # +--echo # *** INSERT *** +--echo # + +--echo # INSERT INTO tbl_name VALUES... DEFAULT is specified against vcols +insert into t1 values (1,default,default); +select * from t1; +delete from t1; +select * from t1; + +--echo # INSERT INTO tbl_name VALUES... NULL is specified against vcols +insert into t1 values (1,null,null); +select * from t1; +delete from t1; +select * from t1; + +--echo # INSERT INTO tbl_name VALUES... a non-NULL value is specified against vcols +insert into t1 values (1,2,3); +select * from t1; +delete from t1; +select * from t1; + +--echo # INSERT INTO tbl_name (<non_vcol_list>) VALUES... +insert into t1 (a) values (1), (2); +select * from t1; +delete from t1; +select * from t1; + +--echo # INSERT INTO tbl_name (<normal+vcols>) VALUES... DEFAULT is specified +--echo # against vcols +insert into t1 (a,b) values (1,default), (2,default); +select * from t1; +delete from t1; +select * from t1; + +--echo # INSERT INTO tbl_name (<normal+vcols>) VALUES... NULL is specified against vcols +insert into t1 (a,b) values (1,null), (2,null); +select * from t1; +delete from t1; +select * from t1; + +--echo # INSERT INTO tbl_name (<normal+vcols>) VALUES... a non-NULL value is specified +--echo # against vcols +insert into t1 (a,b) values (1,3), (2,4); +select * from t1; +delete from t1; +select * from t1; +drop table t1; + +--echo # Table with UNIQUE non-vcol field. INSERT INTO tbl_name VALUES... ON DUPLICATE +--echo # KEY UPDATE <non_vcol>=expr, <vcol>=expr +eval $create2; +insert into t1 values (1,default,default); +insert into t1 values (1,default,default) + on duplicate key update a=2, b=default; +select a,b,c from t1; +delete from t1 where b in (1,2); +select * from t1; +drop table t1; + +--echo # Table with UNIQUE vcol field. INSERT INTO tbl_name VALUES... ON DUPLICATE +--echo # KEY UPDATE <non_vcol>=expr, <vcol>=expr +eval $create3; +insert into t1 values (1,default,default); +insert into t1 values (1,default,default) + on duplicate key update a=2, b=default; +select a,b,c from t1; + +--echo # CREATE new_table ... LIKE old_table +--echo # INSERT INTO new_table SELECT * from old_table +create table t2 like t1; +insert into t2 select * from t1; +select * from t1; +drop table t2; + +--echo # CREATE new_table ... LIKE old_table INSERT INTO new_table (<non-vcols>, <vcols>) +--echo # SELECT <non-vcols>, <vcols> from old_table +insert into t1 values (1,default,default); +select * from t1; +create table t2 like t1; +insert into t2 (a,b) select a,b from t1; +select * from t2; +drop table t2; +drop table t1; + +--echo # +--echo # *** UPDATE *** +--echo # + +--echo # UPDATE tbl_name SET non-vcol=expr WHERE non-vcol=expr +eval $create1; +insert into t1 (a) values (1), (2); +select * from t1; +update t1 set a=3 where a=2; +select * from t1; +delete from t1; +select * from t1; + +--echo # UPDATE tbl_name SET vcol=expr WHERE non-vcol=expr +insert into t1 (a) values (1), (2); +select * from t1; +update t1 set c=3 where a=2; +select * from t1; +delete from t1; +select * from t1; + +--echo # UPDATE tbl_name SET non-vcol=expr WHERE vcol=expr +insert into t1 (a) values (1), (2); +select * from t1; +update t1 set a=3 where b=-2; +select * from t1; +delete from t1; +select * from t1; + +--echo # UPDATE tbl_name SET vcol=expr WHERE vcol=expr +insert into t1 (a) values (1), (2); +select * from t1; +update t1 set c=3 where b=-2; +select * from t1; +delete from t1; +select * from t1; +drop table t1; + +--echo # INDEX created on vcol +--echo # UPDATE tbl_name SET non-vcol=expr WHERE vcol=const +eval $create3; +insert into t1 (a) values (1), (2); +select * from t1; +update t1 set a=3 where c=-2; +select * from t1; +delete from t1; +select * from t1; + + +--echo # INDEX created on vcol +--echo # UPDATE tbl_name SET non-vcol=expr WHERE vcol=between const1 and const2 +insert into t1 (a) values (1), (2); +select * from t1; +update t1 set a=3 where c between -3 and -2; +select * from t1; +delete from t1; +select * from t1; + +--echo # No INDEX created on vcol +--echo # UPDATE tbl_name SET non-vcol=expr WHERE vcol=between const1 and const2 +insert into t1 (a) values (1), (2); +select * from t1; +update t1 set a=3 where b between -3 and -2; +select * from t1; +delete from t1; +select * from t1; + +--echo # INDEX created on vcol +--echo # UPDATE tbl_name SET non-vcol=expr +--echo # WHERE vcol=between const1 and const2 ORDER BY vcol +insert into t1 (a) values (1), (2), (3), (4), (5); +select * from t1; +update t1 set a=6 where c between -1 and 0 + order by c; +select * from t1; +delete from t1 where c between -6 and 0; +select * from t1; + +--echo # INDEX created on vcol +--echo # UPDATE tbl_name SET non-vcol=expr +--echo # WHERE vcol=between const1 and const2 ORDER BY vcol LIMIT 2 +insert into t1 (a) values (1), (2), (3), (4), (5); +select * from t1; +update t1 set a=6 where c between -1 and 0 + order by c limit 2; +select * from t1; +delete from t1 where c between -2 and 0 order by c; +select * from t1; +delete from t1; + +--echo # INDEX created on vcol +--echo # UPDATE tbl_name SET non-vcol=expr +--echo # WHERE indexed vcol=between const1 and const2 and non-indexed vcol=const3 +insert into t1 (a) values (1), (2), (3), (4), (5); +select * from t1; +update t1 set a=6 where (c between -2 and 0) and (b=-1); +select * from t1; +delete from t1; + +--echo # INDEX created on vcol +--echo # UPDATE tbl_name SET non-vcol=expr +--echo # WHERE indexed vcol=between const1 and const2 and non-indexed vcol=const3 +--echo # ORDER BY indexed vcol +insert into t1 (a) values (1), (2), (3), (4), (5); +select * from t1; +update t1 set a=6 where (c between -2 and 0) and (b=-1) order by c; +select * from t1; +delete from t1; +drop table t1; + +let $innodb_engine = `SELECT @@session.storage_engine='innodb'`; +if ($innodb_engine) +{ + --echo # + --echo # Verify ON UPDATE/DELETE actions of FOREIGN KEYs + create table t2 (a int primary key, name varchar(10)); + create table t1 (a int primary key, b int as (a % 10) persistent); + insert into t2 values (1, 'value1'), (2,'value2'), (3,'value3'); + insert into t1 (a) values (1),(2),(3); + select * from t1; + select * from t2; + select t1.a, t1.b, t2.name from t1,t2 where t1.b=t2.a; + + --echo # - ON UPDATE RESTRICT + alter table t1 add foreign key (b) references t2(a) on update restrict; + --error ER_NO_REFERENCED_ROW_2 + insert into t1 (a) values (4); + --error ER_ROW_IS_REFERENCED_2 + update t2 set a=4 where a=3; + select t1.a, t1.b, t2.name from t1,t2 where t1.b=t2.a; + alter table t1 drop foreign key t1_ibfk_1; + + --echo # - ON DELETE RESTRICT + alter table t1 add foreign key (b) references t2(a) on delete restrict; + --error ER_ROW_IS_REFERENCED_2 + delete from t2 where a=3; + select t1.a, t1.b, t2.name from t1,t2 where t1.b=t2.a; + select t1.a, t1.b, t2.name from t1 left outer join t2 on (t1.b=t2.a); + alter table t1 drop foreign key t1_ibfk_1; + + --echo # - ON DELETE CASCADE + alter table t1 add foreign key (b) references t2(a) on delete cascade; + delete from t2 where a=3; + select t1.a, t1.b, t2.name from t1,t2 where t1.b=t2.a; + select t1.a, t1.b, t2.name from t1 left outer join t2 on (t1.b=t2.a); + alter table t1 drop foreign key t1_ibfk_1; + + drop table t1; + drop table t2; +} + +--echo # +--echo # *** REPLACE *** +--echo # + +--echo # UNIQUE INDEX on vcol +--echo # REPLACE tbl_name (non-vcols) VALUES (non-vcols); +eval $create4; +insert into t1 (a,d) values (1,'a'), (2,'b'); +select * from t1; +replace t1 (a,d) values (1,'c'); +select * from t1; +delete from t1; +select * from t1; + + +# *** DELETE +# All required tests for DELETE are performed as part of the above testing +# for INSERT, UPDATE and REPLACE. + +set sql_warnings = 0; +drop table t1; === added file 'mysql-test/suite/vcol/inc/vcol_keys.inc' --- a/mysql-test/suite/vcol/inc/vcol_keys.inc 1970-01-01 00:00:00 +0000 +++ b/mysql-test/suite/vcol/inc/vcol_keys.inc 2009-10-16 22:57:48 +0000 @@ -0,0 +1,163 @@ +################################################################################ +# inc/vcol_keys.inc # +# # +# Purpose: # +# Testing keys, indexes defined upon virtual columns. # +# # +# # +# # +#------------------------------------------------------------------------------# +# Original Author: Andrey Zhakov # +# Original Date: 2008-09-02 # +# Change Author: Oleksandr Byelkin (Monty program Ab) +# Date: 2009-03-24 +# Change: Syntax changed +################################################################################ + + +--echo # - UNIQUE KEY +--echo # - INDEX +--echo # - FULLTEXT INDEX +--echo # - SPATIAL INDEX (not supported) +--echo # - FOREIGN INDEX (partially supported) +--echo # - CHECK (allowed but not used) + +--echo # UNIQUE +--error ER_KEY_BASED_ON_GENERATED_VIRTUAL_COLUMN +create table t1 (a int, b int as (a*2) unique); +create table t1 (a int, b int as (a*2) persistent unique); +show create table t1; +describe t1; +drop table t1; + +--error ER_KEY_BASED_ON_GENERATED_VIRTUAL_COLUMN +create table t1 (a int, b int as (a*2), unique key (b)); +create table t1 (a int, b int as (a*2) persistent, unique (b)); +show create table t1; +describe t1; +drop table t1; + +create table t1 (a int, b int as (a*2)); +--error ER_KEY_BASED_ON_GENERATED_VIRTUAL_COLUMN +alter table t1 add unique key (b); +drop table t1; +create table t1 (a int, b int as (a*2) persistent); +alter table t1 add unique key (b); +drop table t1; + +--echo # Testing data manipulation operations involving UNIQUE keys +--echo # on virtual columns can be found in: +--echo # - vcol_ins_upd.inc +--echo # - vcol_select.inc + +--echo # +--echo # INDEX +--error ER_KEY_BASED_ON_GENERATED_VIRTUAL_COLUMN +create table t1 (a int, b int as (a*2), index (b)); +--error ER_KEY_BASED_ON_GENERATED_VIRTUAL_COLUMN +create table t1 (a int, b int as (a*2), index (a,b)); + +create table t1 (a int, b int as (a*2) persistent, index (b)); +show create table t1; +describe t1; +drop table t1; + +create table t1 (a int, b int as (a*2) persistent, index (a,b)); +show create table t1; +describe t1; +drop table t1; + +create table t1 (a int, b int as (a*2)); +--error ER_KEY_BASED_ON_GENERATED_VIRTUAL_COLUMN +alter table t1 add index (b); +--error ER_KEY_BASED_ON_GENERATED_VIRTUAL_COLUMN +alter table t1 add index (a,b); +drop table t1; + +create table t1 (a int, b int as (a*2) persistent); +alter table t1 add index (b); +drop table t1; + +create table t1 (a int, b int as (a*2) persistent); +alter table t1 add index (a,b); +create table t2 like t1; +drop table t2; +drop table t1; + +--echo # Testing data manipulation operations involving INDEX +--echo # on virtual columns can be found in: +--echo # - vcol_select.inc + +--echo # +--echo # TODO: FULLTEXT INDEX + +--echo # SPATIAL INDEX +if (!$skip_spatial_index_check) +{ + --echo # Error "All parts of a SPATIAL index must be NOT NULL" + --error ER_SPATIAL_CANT_HAVE_NULL + create table t1 (a int, b int as (a+1) persistent, spatial index (b)); + create table t1 (a int, b int as (a+1) persistent); + --error ER_SPATIAL_CANT_HAVE_NULL + alter table t1 add spatial index (b); + drop table t1; +} + +--echo # FOREIGN KEY + +--echo # Rejected FK options. +--error ER_WRONG_FK_OPTION_FOR_VIRTUAL_COLUMN +create table t1 (a int, b int as (a+1) persistent, + foreign key (b) references t2(a) on update set null); +--error ER_WRONG_FK_OPTION_FOR_VIRTUAL_COLUMN +create table t1 (a int, b int as (a+1) persistent, + foreign key (b) references t2(a) on update cascade); +--error ER_WRONG_FK_OPTION_FOR_VIRTUAL_COLUMN +create table t1 (a int, b int as (a+1) persistent, + foreign key (b) references t2(a) on delete set null); + +create table t1 (a int, b int as (a+1) persistent); +--error ER_WRONG_FK_OPTION_FOR_VIRTUAL_COLUMN +alter table t1 add foreign key (b) references t2(a) on update set null; +--error ER_WRONG_FK_OPTION_FOR_VIRTUAL_COLUMN +alter table t1 add foreign key (b) references t2(a) on update cascade; +--error ER_WRONG_FK_OPTION_FOR_VIRTUAL_COLUMN +alter table t1 add foreign key (b) references t2(a) on delete set null; +drop table t1; + +--error ER_KEY_BASED_ON_GENERATED_VIRTUAL_COLUMN +create table t1 (a int, b int as (a+1), + foreign key (b) references t2(a)); + +create table t1 (a int, b int as (a+1)); +--error ER_KEY_BASED_ON_GENERATED_VIRTUAL_COLUMN +alter table t1 add foreign key (b) references t2(a); +drop table t1; + +--echo # Allowed FK options. +create table t2 (a int primary key, b char(5)); +create table t1 (a int, b int as (a % 10) persistent, + foreign key (b) references t2(a) on update restrict); +drop table t1; +create table t1 (a int, b int as (a % 10) persistent, + foreign key (b) references t2(a) on update no action); +drop table t1; +create table t1 (a int, b int as (a % 10) persistent, + foreign key (b) references t2(a) on delete restrict); +drop table t1; +create table t1 (a int, b int as (a % 10) persistent, + foreign key (b) references t2(a) on delete cascade); +drop table t1; +create table t1 (a int, b int as (a % 10) persistent, + foreign key (b) references t2(a) on delete no action); +drop table t1; + +--echo +--echo # Testing data manipulation operations involving FOREIGN KEY +--echo # on virtual columns can be found in: +--echo # - vcol_ins_upd.inc +--echo # - vcol_select.inc + +--echo # +--echo # TODO: CHECK + === added file 'mysql-test/suite/vcol/inc/vcol_non_stored_columns.inc' --- a/mysql-test/suite/vcol/inc/vcol_non_stored_columns.inc 1970-01-01 00:00:00 +0000 +++ b/mysql-test/suite/vcol/inc/vcol_non_stored_columns.inc 2009-10-16 22:57:48 +0000 @@ -0,0 +1,162 @@ +################################################################################ +# inc/vcol_non_stored_columns.inc # +# # +# Purpose: # +# Ensure that MySQL behaviour is consistent irrelevant of # +# - the place of a non-stored column among other columns, # +# - the total number of non-stored fields. # +# # +#------------------------------------------------------------------------------# +# Original Author: Andrey Zhakov # +# Original Date: 2008-09-04 # +# Change Author: Oleksandr Byelkin (Monty program Ab) +# Date: 2009-03-24 +# Change: Syntax changed +################################################################################ + +--echo # Case 1. All non-stored columns. +--echo # This scenario is currently impossible due to the fact that virtual columns +--echo # with a constant expression are not allowed. + +--echo # Case 2. CREATE +--echo # - Column1: "real" +--echo # - Column 2: virtual non-stored +create table t1 (a int, b int as (-a)); +insert into t1 values (1,default); +select * from t1; +insert into t1 values (2,default); +select * from t1; +drop table t1; + +--echo # Case 3. CREATE +--echo # - Column1: "real" +--echo # - Column 2: virtual stored +create table t1 (a int, b int as (-a) persistent); +insert into t1 values (1,default); +select * from t1; +insert into t1 values (2,default); +select * from t1; +drop table t1; + +--echo # Case 4. CREATE +--echo # - Column1: virtual non-stored +--echo # - Column2: "real" +create table t1 (a int as (-b), b int); +insert into t1 values (default,1); +select * from t1; +insert into t1 values (default,2); +select * from t1; +drop table t1; + +--echo # Case 5. CREATE +--echo # - Column1: virtual stored +--echo # - Column2: "real" +create table t1 (a int as (-b) persistent, b int); +insert into t1 values (default,1); +select * from t1; +insert into t1 values (default,2); +select * from t1; +drop table t1; + +--echo # Case 6. CREATE +--echo # - Column1: "real" +--echo # - Column2: virtual non-stored +--echo # - Column3: virtual stored +create table t1 (a int, b int as (-a), c int as (-a) persistent); +insert into t1 values (1,default,default); +select * from t1; +insert into t1 values (2,default,default); +select * from t1; +drop table t1; + +--echo # Case 7. ALTER. Modify virtual stored -> virtual non-stored +create table t1 (a int, b int as (a % 2) persistent); +--error ER_UNSUPPORTED_ACTION_ON_VIRTUAL_COLUMN +alter table t1 modify b int as (a % 2); +show create table t1; +drop table t1; + +--echo # Case 8. ALTER. Modify virtual non-stored -> virtual stored +create table t1 (a int, b int as (a % 2)); +--error ER_UNSUPPORTED_ACTION_ON_VIRTUAL_COLUMN +alter table t1 modify b int as (a % 2) persistent; +show create table t1; +drop table t1; + +--echo # Case 9. CREATE LIKE +--echo # - Column1: "real" +--echo # - Column2: virtual non-stored +--echo # - Column3: virtual stored +create table t1 (a int, b int as (-a), c int as (-a) persistent); +create table t2 like t1; +insert into t2 values (1,default,default); +select * from t2; +insert into t2 values (2,default,default); +select * from t2; +drop table t2; +drop table t1; + +--echo # Case 10. ALTER. Dropping a virtual non-stored column. +--echo # - Column1: virtual non-stored +--echo # - Column2: "real" +create table t1 (a int as (-b), b int, c varchar(5)); +insert into t1 values (default,1,'v1'); +insert into t1 values (default,2,'v2'); +select * from t1; +alter table t1 drop column a; +select * from t1; +show create table t1; +drop table t1; + +--echo # Case 11. ALTER. Dropping a virtual stored column. +--echo # - Column1: virtual stored +--echo # - Column2: "real" +create table t1 (a int as (-b) persistent, b int, c char(5)); +insert into t1 values (default,1,'v1'); +insert into t1 values (default,2,'v2'); +select * from t1; +alter table t1 drop column a; +select * from t1; +show create table t1; +drop table t1; + +--echo # Case 12. ALTER. Adding a new virtual non-stored column. +create table t1 (a int, b datetime); +insert into t1 values (1,'2008-09-04'); +insert into t1 values (2,'2008-09-05'); +select * from t1; +alter table t1 add column c int as (dayofyear(b)) after a; +select * from t1; +show create table t1; +drop table t1; + +--echo # Case 13. ALTER. Adding a new virtual stored column. +create table t1 (a int, b datetime); +insert into t1 values (1,'2008-09-04'); +insert into t1 values (2,'2008-09-05'); +select * from t1; +alter table t1 add column c int as (dayofyear(b)) persistent after a; +select * from t1; +show create table t1; +drop table t1; + +--echo # Case 14. ALTER. Changing the expression of a virtual stored column. +create table t1 (a int, b datetime, c int as (week(b)) persistent); +insert into t1 values (1,'2008-09-04',default); +insert into t1 values (2,'2008-09-05',default); +select * from t1; +alter table t1 change column c c int as (week(b,1)) persistent; +select * from t1; +show create table t1; +drop table t1; + +--echo # Case 15. ALTER. Changing the expression of a virtual non-stored column. +create table t1 (a int, b datetime, c int as (week(b))); +insert into t1 values (1,'2008-09-04',default); +insert into t1 values (2,'2008-09-05',default); +select * from t1; +alter table t1 change column c c int as (week(b,1)); +select * from t1; +show create table t1; +drop table t1; + === added file 'mysql-test/suite/vcol/inc/vcol_partition.inc' --- a/mysql-test/suite/vcol/inc/vcol_partition.inc 1970-01-01 00:00:00 +0000 +++ b/mysql-test/suite/vcol/inc/vcol_partition.inc 2009-10-16 22:57:48 +0000 @@ -0,0 +1,160 @@ +################################################################################ +# inc/vcol_partition.inc # +# # +# Purpose: # +# Testing partitioning tables with virtual columns. # +# # +# # +# # +#------------------------------------------------------------------------------# +# Original Author: Andrey Zhakov # +# Original Date: 2008-09-04 # +# Change Author: Oleksandr Byelkin (Monty program Ab) +# Date: 2009-03-24 +# Change: Syntax changed +################################################################################ + +--source include/have_partition.inc + +--disable_warnings +drop table if exists t1; +--enable_warnings + +--echo # Case 1. Partitioning by RANGE based on a non-stored virtual column. + +CREATE TABLE t1 ( + a DATE NOT NULL, + b int as (year(a)) +) +PARTITION BY RANGE( b ) ( + PARTITION p0 VALUES LESS THAN (2006), + PARTITION p2 VALUES LESS THAN (2008) +); + +insert into t1 values ('2006-01-01',default); +insert into t1 values ('2007-01-01',default); +insert into t1 values ('2005-01-01',default); +select * from t1; + +# Specifically for MyISAM, check that data is written into correct +# $MYSQLTEST_VARDIR/mysqld.1/data/test/t1*p?.MYD files +let $myisam_engine = `select @@session.storage_engine='myisam'`; +if ($myisam_engine) +{ + --echo # Check how data is physically partitioned. + --replace_result $MYSQLTEST_VARDIR MYSQLTEST_VARDIR + --exec du -b $MYSQLTEST_VARDIR/mysqld.1/data/test/t1*p?.MYD +} + +--echo # Modify the expression of virtual column b +ALTER TABLE t1 modify b int as (year(a)-1); + +select * from t1; + +if ($myisam_engine) +{ + --echo # Check how data is physically partitioned. + --replace_result $MYSQLTEST_VARDIR MYSQLTEST_VARDIR + --exec du -b $MYSQLTEST_VARDIR/mysqld.1/data/test/t1*p?.MYD +} + +drop table t1; + +--echo # Case 2. Partitioning by LIST based on a stored virtual column. + +CREATE TABLE t1 (a int, b int as (a % 3 ) persistent) +PARTITION BY LIST (a+1) +(PARTITION p1 VALUES IN (1), PARTITION p2 VALUES IN (2)); + +insert into t1 values (1,default); +if ($myisam_engine) +{ + --echo # Check how data is physically partitioned. + --replace_result $MYSQLTEST_VARDIR MYSQLTEST_VARDIR + --exec du -b $MYSQLTEST_VARDIR/mysqld.1/data/test/t1*p?.MYD +} +select * from t1; + +# +# NOTE: The following tests are currently failing due to a +# [suspected] bug in the existing partition functionality. +# Here is what was observed when using mysqld compiled prior +# to adding the virtual column functionality. +# mysql> create table t1 (a int) partition by list (a) +# (partition p1 values in (1), partition p2 values in (2)); +# Query OK, 0 rows affected (0.00 sec) +# +# mysql> insert into t1 values (1), (1), (2); +# Query OK, 3 rows affected (0.00 sec) +# Records: 3 Duplicates: 0 Warnings: 0 +# +# mysql> select * from t1; +# +------+ +# | a | +# +------+ +# | 1 | +# | 1 | +# | 2 | +# +------+ +# 3 rows in set (0.00 sec) +# +# mysql> alter table t1 reorganize partition p1 into +# (partition p1 values in (3)); +# Query OK, 2 rows affected (3.90 sec) +# Records: 2 Duplicates: 2 Warnings: 0 +# +# mysql> select * from t1; +# +------+ +# | a | +# +------+ +# | 2 | <- Two row have been lost!!! +# +------+ +# 1 row in set (0.00 sec) + +# +#alter table t1 change b b int as ((a % 3)+1) persistent; +#--error ER_NO_PARTITION_FOR_GIVEN_VALUE +#alter table t1 change b b int as (a % 2) persistent; +#if ($myisam_engine) +#{ +# --echo # Check how data is physically partitioned. +# --replace_result $MYSQLTEST_VARDIR MYSQLTEST_VARDIR +# --exec du -b $MYSQLTEST_VARDIR/mysqld.1/data/test/t1*p?.MYD +#} + +select * from t1; + +drop table t1; + +--echo # Case 3. Partitioning by HASH based on a non-stored virtual column. + +CREATE TABLE t1 ( + a DATE NOT NULL, + b int as (year(a)) +) +PARTITION BY HASH( b % 3 ) PARTITIONS 3; + +insert into t1 values ('2005-01-01',default); +insert into t1 values ('2006-01-01',default); +select * from t1; + +if ($myisam_engine) +{ + --echo # Check how data is physically partitioned. + --replace_result $MYSQLTEST_VARDIR MYSQLTEST_VARDIR + --exec du -b $MYSQLTEST_VARDIR/mysqld.1/data/test/t1*p?.MYD +} + +--echo # Modify the expression of virtual column b +ALTER TABLE t1 modify b int as (year(a)-1); + +select * from t1; + +if ($myisam_engine) +{ + --echo # Check how data is physically partitioned. + --replace_result $MYSQLTEST_VARDIR MYSQLTEST_VARDIR + --exec du -b $MYSQLTEST_VARDIR/mysqld.1/data/test/t1*p?.MYD +} + +drop table t1; === added file 'mysql-test/suite/vcol/inc/vcol_select.inc' --- a/mysql-test/suite/vcol/inc/vcol_select.inc 1970-01-01 00:00:00 +0000 +++ b/mysql-test/suite/vcol/inc/vcol_select.inc 2009-10-16 22:57:48 +0000 @@ -0,0 +1,216 @@ +################################################################################ +# inc/vcol_select.inc # +# # +# Purpose: # +# Testing different SELECTs. # +# # +# # +#------------------------------------------------------------------------------# +# Original Author: Andrey Zhakov # +# Original Date: 2008-09-18 # +# Change Author: Oleksandr Byelkin (Monty program Ab) +# Date: 2009-03-24 +# Change: Syntax changed +################################################################################ + +# Table t1 is used below to test: +# - Join type of ALL (sequential scan of the entire table) +# - Join type of Index +# - Join type of Range +# - Join type of Ref_or_null +create table t1 (a int, + b int as (-a), + c int as (-a) persistent, + index (c)); +insert into t1 (a) values (2), (1), (1), (3), (NULL); + +# Table t2 is used below to test: +# - Join type of system and const +create table t2 like t1; +insert into t2 (a) values (1); + +# Table t3 is used below to test +# - Join type of Eq_ref with a unique virtual column +# - Join type of Const +create table t3 (a int primary key, + b int as (-a), + c int as (-a) persistent unique); +insert into t3 (a) values (2),(1),(3); + + +--echo # select_type=SIMPLE, type=system +let $s = select * from t2; +eval $s; +eval explain $s; + +let $s = select * from t2 where c=-1; +eval $s; +eval explain $s; + +--echo # select_type=SIMPLE, type=ALL +let $s = select * from t1 where b=-1; +eval $s; +eval explain $s; + +--echo # select_type=SIMPLE, type=const +let $s = select * from t3 where a=1; +eval $s; +eval explain $s; + +--echo # select_type=SIMPLE, type=range +let $s = select * from t3 where c>=-1; +eval $s; +eval explain $s; + +--echo # select_type=SIMPLE, type=ref +let $s = select * from t1,t3 where t1.c=t3.c and t3.c=-1; +eval $s; +eval explain $s; + +--echo # select_type=PRIMARY, type=index,ALL +let $s = select * from t1 where b in (select c from t3); +eval $s; +eval explain $s; + +--echo # select_type=PRIMARY, type=range,ref +let $s = select * from t1 where c in (select c from t3 where c between -2 and -1); +eval $s; +eval explain $s; + +--echo # select_type=UNION, type=system +--echo # select_type=UNION RESULT, type=<union1,2> +let $s = select * from t1 union select * from t2; +eval $s; +eval explain $s; + +--echo # select_type=DERIVED, type=system +let $s = select * from (select a,b,c from t1) as t11; +eval $s; +eval explain $s; + +--echo ### +--echo ### Using aggregate functions with/without DISTINCT +--echo ### +--echo # SELECT COUNT(*) FROM tbl_name +let $s = select count(*) from t1; +eval $s; +eval explain $s; + +--echo # SELECT COUNT(DISTINCT <non-vcol>) FROM tbl_name +let $s = select count(distinct a) from t1; +eval $s; +eval explain $s; + +--echo # SELECT COUNT(DISTINCT <non-stored vcol>) FROM tbl_name +let $s = select count(distinct b) from t1; +eval $s; +eval explain $s; + +--echo # SELECT COUNT(DISTINCT <stored vcol>) FROM tbl_name +let $s = select count(distinct c) from t1; +eval $s; +eval explain $s; + +--echo ### +--echo ### filesort & range-based utils +--echo ### +--echo # SELECT * FROM tbl_name WHERE <vcol expr> +let $s = select * from t3 where c >= -2; +eval $s; +eval explain $s; + +--echo # SELECT * FROM tbl_name WHERE <non-vcol expr> +let $s = select * from t3 where a between 1 and 2; +eval $s; +eval explain $s; + +--echo # SELECT * FROM tbl_name WHERE <non-indexed vcol expr> +let $s = select * from t3 where b between -2 and -1; +eval $s; +eval explain $s; + +--echo # SELECT * FROM tbl_name WHERE <indexed vcol expr> +let $s = select * from t3 where c between -2 and -1; +eval $s; +eval explain $s; + +#### Remove for MyISAM due to a bug +#### when all the three records are returned (a=1,2,3) +#### instead of just two (a=1,2). +#### This bug is presumably in base SQL routines as the same happens +#### with this table: +#### create table t4 (a int primary key, b int, c int unique); +let $myisam_engine = `SELECT @@session.storage_engine='myisam'`; +if (!$myisam_engine) +{ + --echo # SELECT * FROM tbl_name WHERE <non-vcol expr> ORDER BY <non-indexed vcol> + let $s = select * from t3 where a between 1 and 2 order by b; + eval $s; + eval explain $s; +} + +--echo # SELECT * FROM tbl_name WHERE <non-vcol expr> ORDER BY <indexed vcol> +let $s = select * from t3 where a between 1 and 2 order by c; +eval $s; +eval explain $s; + +--echo # SELECT * FROM tbl_name WHERE <non-indexed vcol expr> ORDER BY <non-vcol> +let $s = select * from t3 where b between -2 and -1 order by a; +eval $s; +eval explain $s; + +#### Remove for MyISAM due to a bug +#### when all the three records are returned (a=1,2,3) +#### instead of just two (a=1,2). +#### This bug is presumably in base SQL routines as the same happens +#### with this table: +#### create table t4 (a int primary key, b int, c int unique); +let $innodb_engine = `SELECT @@session.storage_engine='innodb'`; +if (!$innodb_engine) +{ + --echo # SELECT * FROM tbl_name WHERE <indexed vcol expr> ORDER BY <non-vcol> + let $s = select * from t3 where c between -2 and -1 order by a; + eval $s; + eval explain $s; +} + +--echo # SELECT * FROM tbl_name WHERE <non-indexed vcol expr> ORDER BY <non-indexed vcol> +let $s = select * from t3 where b between -2 and -1 order by b; +eval $s; +eval explain $s; + +--echo # SELECT * FROM tbl_name WHERE <indexed vcol expr> ORDER BY <non-indexed vcol> +let $s = select * from t3 where c between -2 and -1 order by b; +eval $s; +eval explain $s; + +--echo # SELECT * FROM tbl_name WHERE <non-indexed vcol expr> ORDER BY <indexed vcol> +let $s = select * from t3 where b between -2 and -1 order by c; +eval $s; +eval explain $s; + +--echo # SELECT * FROM tbl_name WHERE <indexed vcol expr> ORDER BY <indexed vcol> +let $s = select * from t3 where c between -2 and -1 order by c; +eval $s; +eval explain $s; + +--echo # SELECT sum(<non-indexed vcol>) FROM tbl_name GROUP BY <non-indexed vcol> +let $s = select sum(b) from t1 group by b; +eval $s; +eval explain $s; + +--echo # SELECT sum(<indexed vcol>) FROM tbl_name GROUP BY <indexed vcol> +let $s = select sum(c) from t1 group by c; +eval $s; +eval explain $s; + +--echo # SELECT sum(<non-indexed vcol>) FROM tbl_name GROUP BY <indexed vcol> +let $s = select sum(b) from t1 group by c; +eval $s; +eval explain $s; + +--echo # SELECT sum(<indexed vcol>) FROM tbl_name GROUP BY <non-indexed vcol> +let $s = select sum(c) from t1 group by b; +eval $s; +eval explain $s; + === added file 'mysql-test/suite/vcol/inc/vcol_supported_sql_funcs.inc' --- a/mysql-test/suite/vcol/inc/vcol_supported_sql_funcs.inc 1970-01-01 00:00:00 +0000 +++ b/mysql-test/suite/vcol/inc/vcol_supported_sql_funcs.inc 2009-10-16 22:57:48 +0000 @@ -0,0 +1,42 @@ +################################################################################ +# inc/vcol_supported_sql_funcs.inc # +# # +# Purpose: # +# Tests frame for allowed sql functions # +# # +# # +#------------------------------------------------------------------------------# +# Original Author: Andrey Zhakov # +# Original Date: 2008-08-31 # +# Change Author: # +# Change Date: # +# Change: # +################################################################################ + +--enable_warnings +set sql_warnings = 1; +eval create table t1 ($cols); +show create table t1; +if ($rows) +{ + eval insert into t1 values ($values1); + dec $rows; +} +if ($rows) +{ + eval insert into t1 values ($values2); + dec $rows; +} +if ($rows) +{ + eval insert into t1 values ($values3); + dec $rows; +} +if ($rows) +{ + eval insert into t1 values ($values4); + dec $rows; +} +select * from t1; +drop table t1; +set sql_warnings = 0; === added file 'mysql-test/suite/vcol/inc/vcol_supported_sql_funcs_main.inc' --- a/mysql-test/suite/vcol/inc/vcol_supported_sql_funcs_main.inc 1970-01-01 00:00:00 +0000 +++ b/mysql-test/suite/vcol/inc/vcol_supported_sql_funcs_main.inc 2009-10-16 22:57:48 +0000 @@ -0,0 +1,1228 @@ +################################################################################ +# inc/vcol_supported_sql_funcs_main.inc # +# # +# Purpose: # +# Tests frame for allowed sql functions # +# # +# # +#------------------------------------------------------------------------------# +# Original Author: Andrey Zhakov # +# Original Date: 2008-08-31 # +# Change Author: Oleksandr Byelkin (Monty program Ab) +# Date: 2009-03-24 +# Change: Syntax changed +################################################################################ + +--echo # +--echo # NUMERIC FUNCTIONS +--echo # + +--echo # ABS() +let $cols = a int, b int as (abs(a)); +let $values1 = -1, default; +let $rows = 1; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # ACOS() +let $cols = a double, b double as (format(acos(a),6)); +let $values1 = 1, default; +let $values2 = 1.0001,default; +let $values3 = 0,default; +let $rows = 3; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # ASIN() +let $cols = a double, b double as (format(asin(a),6)); +let $values1 = 0.2, default; +let $values2 = 1.0001,default; +let $rows = 2; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo #ATAN +let $cols = a double, b double, c double as (format(atan(a,b),6)); +let $values1 = -2,2,default; +let $values2 = format(PI(),6),0,default; +let $rows = 2; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +let $cols = a double, c double as (format(atan(a),6)); +let $values1 = -2,default; +let $values2 = format(PI(),6),default; +let $rows = 2; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # ATAN2 +let $cols = a double, b double, c double as (format(atan2(a,b),6)); +let $values1 = -2,2,default; +let $values2 = format(PI(),6),0,default; +let $rows = 2; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # CEIL() +let $cols = a double, b int as (ceil(a)); +let $values1 = 1.23,default; +let $values2 = -1.23,default; +let $rows = 2; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # CONV() +let $cols = a varchar(10), b int, c int, d varchar(10) as (conv(a,b,c)); +let $values1 = 'a',16,2,default; +let $values2 = '6e',18,8,default; +let $values3 = -17,10,-18,default; +let $values4 = 10+'10'+'10'+0xa,10,10,default; +let $rows = 4; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # COS() +let $cols = a double, b double as (format(cos(a),6)); +let $values1 = format(PI(),6),default; +let $rows = 1; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # COT() +let $cols = a double, b double as (format(cot(a),6)); +let $values1 = 12,default; +let $values2 = 0,default; +let $rows = 2; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # CRC32() +let $cols = a varchar(10), b long as (crc32(a)); +let $values1 = 'MySQL',default; +let $values2 = 'mysql',default; +let $rows = 2; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # DEGREES() +let $cols = a double, b double as (format(degrees(a),6)); +let $values1 = format(PI(),6),default; +let $values2 = format(PI()/2,6),default; +let $rows = 2; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # / +let $cols = a double, b double as (a/2); +let $values1 = 2,default; +let $rows = 1; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # EXP() +let $cols = a double, b double as (format(exp(a),6)); +let $values1 = 2,default; +let $values2 = -2,default; +let $values3 = 0,default; +let $rows = 3; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # FLOOR() +let $cols = a double, b long as (floor(a)); +let $values1 = 1.23,default; +let $values2 = -1.23,default; +let $rows = 2; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # LN() +let $cols = a double, b double as (format(ln(a),6)); +let $values1 = 2,default; +let $values2 = -2,default; +let $rows = 2; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # LOG() +let $cols = a double, b double, c double as (format(log(a,b),6)); +let $values1 = 2,65536,default; +let $values2 = 10,100,default; +let $values3 = 1,100,default; +let $rows = 3; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +let $cols = a double, b double as (format(log(a),6)); +let $values1 = 2,default; +let $values2 = -2,default; +let $rows = 2; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # LOG2() +let $cols = a double, b double as (format(log2(a),6)); +let $values1 = 65536,default; +let $values2 = -100,default; +let $rows = 2; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # LOG10() +let $cols = a double, b double as (format(log10(a),6)); +let $values1 = 2,default; +let $values2 = 100,default; +let $values3 = -100,default; +let $rows = 3; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # - +let $cols = a double, b double as (a-1); +let $values1 = 2,default; +let $rows = 1; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # MOD() +let $cols = a int, b int as (mod(a,10)); +let $values1 = 1,default; +let $values2 = 11,default; +let $rows = 2; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # % +let $cols = a int, b int as (a % 10); +let $values1 = 1,default; +let $values2 = 11,default; +let $rows = 2; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # OCT() +let $cols = a double, b varchar(10) as (oct(a)); +let $values1 = 12,default; +let $rows = 1; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # PI() +let $cols = a double, b double as (format(PI()*a*a,6)); +let $values1 = 1,default; +let $rows = 1; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # + +let $cols = a int, b int as (a+1); +let $values1 = 1,default; +let $rows = 1; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # POW, POWER +let $cols = a int, b int as (pow(a,2)), c int as (power(a,2)); +let $values1 = 1,default,default; +let $values2 = 2,default,default; +let $rows = 2; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # RADIANS() +let $cols = a double, b double as (format(radians(a),6)); +let $values1 = 90,default; +let $rows = 1; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # ROUND() +let $cols = a double, b int as (round(a)); +let $values1 = -1.23,default; +let $values2 = -1.58,default; +let $values3 = 1.58,default; +let $rows = 3; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +let $cols = a double, b double, c int as (round(a,b)); +let $values1 = 1.298,1,default; +let $values2 = 1.298,0,default; +let $values3 = 23.298,-1,default; +let $rows = 3; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # SIGN() +let $cols = a double, b int as (sign(a)); +let $values1 = -32,default; +let $values2 = 0,default; +let $values3 = 234,default; +let $rows = 3; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # SIN() +let $cols = a double, b double as (format(sin(a),6)); +let $values1 = format(PI()/2,6),default; +let $rows = 1; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # SQRT() +let $cols = a double, b double as (format(sqrt(a),6)); +let $values1 = 4,default; +let $values2 = 20,default; +let $values3 = -16,default; +let $rows = 3; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # TAN() +let $cols = a double, b double as (format(tan(a),6)); +let $values1 = format(PI(),6),default; +let $values2 = format(PI()+1,6),default; +let $rows = 2; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # * +let $cols = a double, b double as (a*3); +let $values1 = 0,default; +let $values2 = 1,default; +let $values3 = 2,default; +let $rows = 3; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # TRUNCATE() +let $cols = a double, b double as (truncate(a,4)); +let $values1 = 1.223,default; +let $values2 = 1.999,default; +let $values3 = 1.999,default; +let $values4 = 122,default; +let $rows = 4; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # Unary - +let $cols = a double, b double as (-a); +let $values1 = 1,default; +let $values2 = -1,default; +let $rows = 2; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # +--echo # STRING FUNCTIONS +--echo # + +--echo # ASCII() +let $cols = a char(2), b int as (ascii(a)); +let $values1 = '2',default; +let $values2 = 2,default; +let $values3 = 'dx',default; +let $rows = 3; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # BIN() +let $cols = a int, b varchar(10) as (bin(a)); +let $values1 = 12,default; +let $rows = 1; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # BIT_LENGTH() +let $cols = a varchar(10), b long as (bit_length(a)); +let $values1 = 'text',default; +let $rows = 1; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # CHAR_LENGTH() +let $cols = a varchar(10), b long as (char_length(a)); +let $values1 = 'text',default; +let $rows = 1; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # CHAR() +let $cols = a int, b int, c varbinary(10) as (char(a,b)); +let $values1 = 77,121,default; +let $rows = 1; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # CHARACTER_LENGTH() +let $cols = a varchar(10), b long as (character_length(a)); +let $values1 = 'text',default; +let $rows = 1; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # CONCAT_WS() +let $cols = a varchar(10), b varchar(10), c varchar(20) as (concat_ws(',',a,b)); +let $values1 = 'value1','value2',default; +let $rows = 1; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # CONCAT() +let $cols = a varchar(10), b varchar(10), c varchar(20) as (concat(a,',',b)); +let $values1 = 'value1','value2',default; +let $rows = 1; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # ELT() +let $cols = a varchar(10), b varchar(10), c int, d varchar(10) as (elt(c,a,b)); +let $values1 = 'value1','value2',1,default; +let $values2 = 'value1','value2',2,default; +let $rows = 2; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # EXPORT_SET() +let $cols = a int, b varchar(10) as (export_set(a,'1','0','',10)); +let $values1 = 6,default; +let $rows = 1; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # FIELD() +let $cols = a varchar(10), b varchar(10), c int as (field('aa',a,b)); +let $values1 = 'aa','bb',default; +let $values2 = 'bb','aa',default; +let $rows = 2; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # FIND_IN_SET() +let $cols = a varchar(10), b varchar(10), c int as (find_in_set(a,b)); +let $values1 = 'aa','aa,bb,cc',default; +let $values2 = 'aa','bb,aa,cc',default; +let $rows = 2; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # FORMAT() +let $cols = a double, b varchar(20) as (format(a,2)); +let $values1 = 12332.123456,default; +let $rows = 1; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # HEX() +let $cols = a int, b varchar(10) as (hex(a)); +let $values1 = 17,default; +let $rows = 1; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +let $cols = a varchar(10), b varchar(10) as (hex(a)); +let $values1 = 'abc',default; +let $rows = 1; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # INSERT() +let $cols = a varchar(10), b varchar(10), c varchar(20) as (insert(a,length(a),length(b),b)); +let $values1 = 'start,','end',default; +let $rows = 1; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # INSTR() +let $cols = a varchar(10), b varchar(10), c int as (instr(a,b)); +let $values1 = 'foobarbar,','bar',default; +let $values2 = 'xbar,','foobar',default; +let $rows = 2; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # LCASE() +let $cols = a varchar(10), b varchar(10) as (lcase(a)); +let $values1 = 'MySQL',default; +let $rows = 1; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # LEFT() +let $cols = a varchar(10), b varchar(5) as (left(a,5)); +let $values1 = 'foobarbar',default; +let $rows = 1; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # LENGTH() +let $cols = a varchar(10), b int as (length(a)); +let $values1 = 'text',default; +let $rows = 1; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # LIKE +let $cols = a varchar(10), b bool as (a like 'H%o'); +let $values1 = 'Hello',default; +let $values2 = 'MySQL',default; +let $rows = 2; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # LOCATE() +let $cols = a varchar(10), b varchar(10) as (locate('bar',a)); +let $values1 = 'foobarbar',default; +let $rows = 1; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # LOWER() +let $cols = a varchar(10), b varchar(10) as (lower(a)); +let $values1 = 'MySQL',default; +let $rows = 1; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # LPAD() +let $cols = a varchar(10), b varchar(10) as (lpad(a,4,' ')); +let $values1 = 'MySQL',default; +let $values2 = 'M',default; +let $rows = 2; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # LTRIM() +let $cols = a varchar(10), b varchar(10) as (ltrim(a)); +let $values1 = ' MySQL',default; +let $values2 = 'MySQL',default; +let $rows = 2; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # MAKE_SET() +let $cols = a varchar(10), b varchar(10), c int, d varchar(30) as (make_set(c,a,b)); +let $values1 = 'a','b',1,default; +let $values2 = 'a','b',3,default; +let $rows = 2; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # MID() +let $cols = a varchar(10), b varchar(10) as (mid(a,1,2)); +let $values1 = 'foobarbar',default; +let $rows = 1; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # NOT LIKE +let $cols = a varchar(10), b bool as (a not like 'H%o'); +let $values1 = 'Hello',default; +let $values2 = 'MySQL',default; +let $rows = 2; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # NOT REGEXP +let $cols = a varchar(10), b bool as (a not regexp 'H.+o'); +let $values1 = 'Hello',default; +let $values2 = 'hello',default; +let $rows = 2; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # OCTET_LENGTH() +let $cols = a varchar(10), b int as (octet_length(a)); +let $values1 = 'text',default; +let $rows = 1; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # ORD() +let $cols = a varchar(10), b long as (ord(a)); +let $values1 = '2',default; +let $rows = 1; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # POSITION() +let $cols = a varchar(10), b varchar(10) as (position('bar' in a)); +let $values1 = 'foobarbar',default; +let $rows = 1; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # QUOTE() +let $cols = a varchar(10), b varchar(10) as (quote(a)); +let $values1 = 'Don\'t',default; +let $rows = 1; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # REGEXP() +let $cols = a varchar(10), b bool as (a regexp 'H.+o'); +let $values1 = 'Hello',default; +let $values2 = 'hello',default; +let $rows = 2; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # REPEAT() +let $cols = a varchar(10), b varchar(30) as (repeat(a,3)); +let $values1 = 'MySQL',default; +let $rows = 1; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # REPLACE() +let $cols = a varchar(10), b varchar(30) as (replace(a,'aa','bb')); +let $values1 = 'maa',default; +let $rows = 1; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # REVERSE() +let $cols = a varchar(10), b varchar(30) as (reverse(a)); +let $values1 = 'maa',default; +let $rows = 1; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # RIGHT() +let $cols = a varchar(10), b varchar(10) as (right(a,4)); +let $values1 = 'foobarbar',default; +let $rows = 1; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # RLIKE() +let $cols = a varchar(10), b bool as (a rlike 'H.+o'); +let $values1 = 'Hello',default; +let $values2 = 'MySQL',default; +let $rows = 2; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # RPAD() +let $cols = a varchar(10), b varchar(10) as (rpad(a,4,'??')); +let $values1 = 'He',default; +let $rows = 1; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # RTRIM(); +let $cols = a varchar(10), b varchar(10) as (rtrim(a)); +let $values1 = 'Hello ',default; +let $rows = 1; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # SOUNDEX() +let $cols = a varchar(10), b varchar(20) as (soundex(a)); +let $values1 = 'Hello',default; +let $rows = 1; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # SOUNDS LIKE +let $cols = a varchar(10), b varchar(10), c bool as (a sounds like b); +let $values1 = 'Hello','Hello',default; +let $values2 = 'Hello','MySQL',default; +let $values3 = 'Hello','hello',default; +let $rows = 3; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # SPACE() +let $cols = a varchar(5), b varchar(10) as (concat(a,space(5))); +let $values1 = 'Hello', default; +let $rows = 1; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # STRCMP() +let $cols = a varchar(9), b varchar(9), c tinyint(1) as (strcmp(a,b)); +let $values1 = 'Hello','Hello', default; +let $values2 = 'Hello','Hello1', default; +let $rows = 2; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # SUBSTR() +let $cols = a varchar(5), b varchar(10) as (substr(a,2)); +let $values1 = 'Hello',default; +let $rows = 1; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # SUBSTRING_INDEX() +let $cols = a varchar(15), b varchar(10) as (substring_index(a,'.',2)); +let $values1 = 'www.mysql.com',default; +let $rows = 1; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # SUBSTRING() +let $cols = a varchar(5), b varchar(10) as (substring(a from 2 for 2)); +let $values1 = 'Hello',default; +let $rows = 1; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # TRIM() +let $cols = a varchar(15), b varchar(10) as (trim(a)); +let $values1 = ' aa ',default; +let $rows = 1; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # UCASE() +let $cols = a varchar(5), b varchar(10) as (ucase(a)); +let $values1 = 'MySQL',default; +let $rows = 1; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # UNHEX() +let $cols = a varchar(15), b varchar(10) as (unhex(a)); +let $values1 = '4D7953514C',default; +let $rows = 1; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # UPPER() +let $cols = a varchar(5), b varchar(10) as (upper(a)); +let $values1 = 'MySQL',default; +let $rows = 1; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # +--echo # CONTROL FLOW FUNCTIONS +--echo # + +--echo # CASE +let $cols = a varchar(10), b varchar(16) as (case a when NULL then 'asd' when 'b' then 'B' else a end); +let $values1 = NULL,default; +let $values2 = 'b',default; +let $values3 = 'c',default; +let $rows = 3; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # IF +let $cols = a int, b int, c int as (if(a=1,a,b)); +let $values1 = 1,2,default; +let $values2 = 3,4,default; +let $rows = 2; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # IFNULL +let $cols = a varchar(10), b varchar(10), c varchar(10) as (ifnull(a,'DEFAULT')); +let $values1 = NULL,'adf',default; +let $values2 = 'a','adf',default; +let $rows = 2; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # NULLIF +let $cols = a varchar(10), b varchar(10) as (nullif(a,'DEFAULT')); +let $values1 = 'DEFAULT',default; +let $values2 = 'a',default; +let $rows = 2; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # +--echo # OPERATORS +--echo # + +--echo # AND, && +let $cols = a int, b bool as (a>0 && a<2); +let $values1 = -1,default; +let $values2 = 1,default; +let $rows = 2; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # BETWEEN ... AND ... +let $cols = a int, b bool as (a between 0 and 2); +let $values1 = -1,default; +let $values2 = 1,default; +let $rows = 2; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # BINARY +let $cols = a varchar(10), b varbinary(10) as (binary a); +let $values1 = '11',default; +let $values2 = 1,default; +let $rows = 2; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # & +let $cols = a int, b int as (a & 5); +let $values1 = 1,default; +let $values2 = 0,default; +let $rows = 2; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # ~ +let $cols = a int, b int as (~a); +let $values1 = 1,default; +let $rows = 1; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # | +let $cols = a int, b int as (a | 5); +let $values1 = 1,default; +let $values2 = 0,default; +let $values3 = 2,default; +let $rows = 3; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # ^ +let $cols = a int, b int as (a ^ 5); +let $values1 = 1,default; +let $values2 = 0,default; +let $values3 = 2,default; +let $rows = 3; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # DIV +let $cols = a int, b int as (a div 5); +let $values1 = 1,default; +let $values2 = 7,default; +let $rows = 2; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # <=> +let $cols = a int, b int, c bool as (a <=> b); +let $values1 = 1,1,default; +let $values2 = NULL,NULL,default; +let $values3 = 1,NULL,default; +let $rows = 3; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # = +let $cols = a varchar(10), b varchar(10), c bool as (a=b); +let $values1 = 'a','b',default; +let $values2 = 'a','a',default; +let $rows = 2; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # >= +let $cols = a varchar(10), b varchar(10), c bool as (a >= b); +let $values1 = 'a','b',default; +let $values2 = 'a','a',default; +let $rows = 2; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # > +let $cols = a varchar(10), b varchar(10), c bool as (a > b); +let $values1 = 'a','b',default; +let $values2 = 'a','a',default; +let $rows = 2; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # IS NOT NULL +let $cols = a int, b bool as (a is not null); +let $values1 = 1,default; +let $values2 = NULL,default; +let $rows = 2; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # IS NULL +let $cols = a int, b bool as (a is null); +let $values1 = 1,default; +let $values2 = NULL,default; +let $rows = 2; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # << +let $cols = a int, b int as (a << 2); +let $values1 = 1,default; +let $values2 = 3,default; +let $rows = 2; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # <= +let $cols = a varchar(10), b varchar(10), c bool as (a <= b); +let $values1 = 'b','a',default; +let $values2 = 'b','b',default; +let $values3 = 'b','c',default; +let $rows = 3; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # < +let $cols = a varchar(10), b varchar(10), c bool as (a < b); +let $values1 = 'b','a',default; +let $values2 = 'b','b',default; +let $values3 = 'b','c',default; +let $rows = 3; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # NOT BETWEEN ... AND ... +let $cols = a int, b bool as (a not between 0 and 2); +let $values1 = -1,default; +let $values2 = 1,default; +let $rows = 2; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # <> +let $cols = a varchar(10), b varchar(10), c bool as (a <> b); +let $values1 = 'b','a',default; +let $values2 = 'b','b',default; +let $values3 = 'b','c',default; +let $rows = 3; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # != +let $cols = a varchar(10), b varchar(10), c bool as (a != b); +let $values1 = 'b','a',default; +let $values2 = 'b','b',default; +let $values3 = 'b','c',default; +let $rows = 3; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # ||, OR +let $cols = a int, b int as (a>5 || a<3); +let $values1 = 1,default; +let $values2 = 4,default; +let $rows = 2; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # >> +let $cols = a int, b int as (a >> 2); +let $values1 = 8,default; +let $values2 = 3,default; +let $rows = 2; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # XOR +let $cols = a int, b int as (a xor 5); +let $values1 = 0,default; +let $values2 = 1,default; +let $values3 = 2,default; +let $rows = 3; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # +--echo # DATE AND TIME FUNCTIONS +--echo # + +--echo # ADDDATE() +let $cols = a datetime, b datetime as (adddate(a,interval 1 month)); +let $values1 = '2008-08-31',default; +let $rows = 1; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # ADDTIME() +let $cols = a datetime, b datetime as (addtime(a,'02:00:00')); +let $values1 = '2008-08-31',default; +let $rows = 1; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # CONVERT_TZ() +let $cols = a datetime, b datetime as (convert_tz(a,'MET','UTC')); +let $values1 = '2008-08-31',default; +let $rows = 1; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # DATE_ADD() +let $cols = a datetime, b datetime as (date_add(a,interval 1 month)); +let $values1 = '2008-08-31',default; +let $rows = 1; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # DATE_FORMAT() +let $cols = a datetime, b varchar(64) as (date_format(a,'%W %M %D')); +let $values1 = '2008-08-31',default; +let $rows = 1; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # DATE_SUB() +let $cols = a datetime, b datetime as (date_sub(a,interval 1 month)); +let $values1 = '2008-08-31',default; +let $rows = 1; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # DATE() +let $cols = a datetime, b datetime as (date(a)); +let $values1 = '2008-08-31 02:00:00',default; +let $rows = 1; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # DATEDIFF() +let $cols = a datetime, b long as (datediff(a,'2000-01-01')); +let $values1 = '2008-08-31',default; +let $rows = 1; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # DAY() +let $cols = a datetime, b int as (day(a)); +let $values1 = '2008-08-31',default; +let $rows = 1; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # DAYNAME() +let $cols = a datetime, b varchar(10) as (dayname(a)); +let $values1 = '2008-08-31',default; +let $rows = 1; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # DAYOFMONTH() +let $cols = a datetime, b int as (dayofmonth(a)); +let $values1 = '2008-08-31',default; +let $rows = 1; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # DAYOFWEEK() +let $cols = a datetime, b int as (dayofweek(a)); +let $values1 = '2008-08-31',default; +let $rows = 1; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # DAYOFYEAR() +let $cols = a datetime, b int as (dayofyear(a)); +let $values1 = '2008-08-31',default; +let $rows = 1; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # EXTRACT +let $cols = a datetime, b int as (extract(year from a)); +let $values1 = '2008-08-31',default; +let $rows = 1; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # FROM_DAYS() +let $cols = a long, b datetime as (from_days(a)); +let $values1 = 730669,default; +let $rows = 1; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # FROM_UNIXTIME() +let $cols = a long, b datetime as (from_unixtime(a)); +let $values1 = 1196440219,default; +let $rows = 1; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # GET_FORMAT() +let $cols = a datetime, b varchar(32) as (date_format(a,get_format(DATE,'EUR'))); +let $values1 = '2008-08-31',default; +let $rows = 1; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # HOUR() +let $cols = a time, b long as (hour(a)); +let $values1 = '10:05:03',default; +let $rows = 1; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # LAST_DAY() +let $cols = a datetime, b datetime as (last_day(a)); +let $values1 = '2003-02-05',default; +let $values2 = '2003-02-32',default; +let $rows = 2; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # MAKEDATE() +let $cols = a int, b datetime as (makedate(a,1)); +let $values1 = 2001,default; +let $rows = 1; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # MAKETIME() +let $cols = a int, b time as (maketime(a,1,3)); +let $values1 = 12,default; +let $rows = 1; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # MICROSECOND() +let $cols = a datetime, b long as (microsecond(a)); +let $values1 = '2009-12-31 12:00:00.123456',default; +let $values2 = '2009-12-31 23:59:59.000010',default; +let $rows = 2; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # MINUTE() +let $cols = a datetime, b int as (minute(a)); +let $values1 = '2009-12-31 23:59:59.000010',default; +let $rows = 1; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # MONTH() +let $cols = a datetime, b int as (month(a)); +let $values1 = '2009-12-31 23:59:59.000010',default; +let $rows = 1; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # MONTHNAME() +let $cols = a datetime, b varchar(16) as (monthname(a)); +let $values1 = '2009-12-31 23:59:59.000010',default; +let $rows = 1; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # PERIOD_ADD() +let $cols = a int, b int as (period_add(a,2)); +let $values1 = 200801,default; +let $rows = 1; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # PERIOD_DIFF() +let $cols = a int, b int, c int as (period_diff(a,b)); +let $values1 = 200802,200703,default; +let $rows = 1; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # QUARTER() +let $cols = a datetime, b int as (quarter(a)); +let $values1 = '2008-08-31',default; +let $rows = 1; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # SEC_TO_TIME() +let $cols = a long, b time as (sec_to_time(a)); +let $values1 = 2378,default; +let $rows = 1; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # SECOND() +let $cols = a datetime, b int as (second(a)); +let $values1 = '10:05:03',default; +let $rows = 1; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # STR_TO_DATE() +let $cols = a varchar(64), b datetime as (str_to_date(a,'%m/%d/%Y')); +let $values1 = '04/30/2004',default; +let $rows = 1; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # SUBDATE() +let $cols = a datetime, b datetime as (subdate(a,interval 1 month)); +let $values1 = '2008-08-31',default; +let $rows = 1; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # SUBTIME() +let $cols = a datetime, b datetime as (subtime(a,'02:00:00')); +let $values1 = '2008-08-31',default; +let $rows = 1; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # TIME_FORMAT() +let $cols = a datetime, b varchar(32) as (time_format(a,'%r')); +let $values1 = '2008-08-31 02:03:04',default; +let $rows = 1; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # TIME_TO_SEC() +let $cols = a time, b long as (time_to_sec(a)); +let $values1 = '22:23:00',default; +let $rows = 1; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # TIME() +let $cols = a datetime, b time as (time(a)); +let $values1 = '2008-08-31 02:03:04',default; +let $rows = 1; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # TIMEDIFF() +let $cols = a datetime, b datetime, c long as (timediff(a,b)); +let $values1 = '2008-12-31 23:59:59.000001','2008-12-30 01:01:01.000002',default; +let $rows = 1; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # TIMESTAMP() +let $cols = a datetime, b timestamp as (timestamp(a)); +let $values1 = '2008-12-31',default; +let $rows = 1; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # TIMESTAMPADD() +let $cols = a datetime, b timestamp as (timestampadd(minute,1,a)); +let $values1 = '2003-01-02',default; +let $rows = 1; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # TIMESTAMPDIFF() +let $cols = a timestamp, b timestamp, c long as (timestampdiff(MONTH, a,b)); +let $values1 = '2003-02-01','2003-05-01',default; +let $rows = 1; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # TO_DAYS() +let $cols = a datetime, b long as (to_days(a)); +let $values1 = '2007-10-07',default; +let $rows = 1; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # WEEK() +let $cols = a datetime, b int as (week(a)); +let $values1 = '2008-09-01',default; +let $rows = 1; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # WEEKDAY() +let $cols = a datetime, b int as (weekday(a)); +let $values1 = '2008-09-01',default; +let $rows = 1; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # WEEKOFYEAR() +let $cols = a datetime, b int as (weekofyear(a)); +let $values1 = '2008-09-01',default; +let $rows = 1; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # YEAR() +let $cols = a datetime, b int as (year(a)); +let $values1 = '2008-09-01',default; +let $rows = 1; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # YEARWEEK() +let $cols = a datetime, b int as (yearweek(a)); +let $values1 = '2008-09-01',default; +let $rows = 1; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # +--echo # FULL TEXT SEARCH FUNCTIONS +--echo # +--echo # None. + +--echo # +--echo # CAST FUNCTIONS AND OPERATORS +--echo # + +--echo # CAST() +let $cols = a int, b long as (cast(a as unsigned)); +let $values1 = 1,default; +let $values2 = -1,default; +let $rows = 2; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # Convert() +let $cols = a int, b long as (convert(a,unsigned)); +let $values1 = 1,default; +let $values2 = -1,default; +let $rows = 2; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # +--echo # XML FUNCTIONS +--echo # +--echo # None. + + +--echo # +--echo # OTHER FUNCTIONS +--echo # + +--echo # AES_DECRYPT(), AES_ENCRYPT() +let $cols = a varchar(1024), b varchar(1024) as (aes_encrypt(aes_decrypt(a,'adf'),'adf')); +let $values1 = 'MySQL',default; +let $rows = 1; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # BIT_COUNT() +let $cols = a int, b int as (bit_count(a)); +let $values1 = 5,default; +let $rows = 1; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # CHARSET() +let $cols = a varchar(1024), b varchar(1024) as (charset(a)); +let $values1 = 'abc',default; +let $rows = 1; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # COERCIBILITY() +let $cols = a varchar(1024), b int as (coercibility(a)); +let $values1 = 'abc',default; +let $rows = 1; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # COLLATION() +let $cols = a varchar(1024), b varchar(1024) as (collation(a)); +let $values1 = 'abc',default; +let $rows = 1; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # COMPRESS(), UNCOMPRESS() +let $cols = a varchar(1024), b varchar(1024) as (uncompress(compress(a))); +let $values1 = 'MySQL',default; +let $rows = 1; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # ENCODE(), DECODE() +let $cols = a varchar(1024), b varchar(1024) as (decode(encode(a,'abc'),'abc')); +let $values1 = 'MySQL',default; +let $rows = 1; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # DEFAULT() +let $cols = a varchar(1024) default 'aaa', b varchar(1024) as (ifnull(a,default(a))); +let $values1 = 'any value',default; +let $rows = 1; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +#--echo # DES_ENCRYPT(), DES_DECRYPT() +#--source include/have_ssl.inc +#let $cols = a varchar(1024), b varchar(1024) as (des_encrypt(des_decrypt(a,'adf'),'adf')); +#let $values1 = 'MySQL',default; +#let $rows = 1; +#--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # INET_ATON(), INET_NTOA() +let $cols = a varchar(1024), b varchar(1024) as (inet_ntoa(inet_aton(a))); +let $values1 = '127.0.0.1',default; +let $rows = 1; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # MD5() +let $cols = a varchar(1024), b varbinary(32) as (md5(a)); +let $values1 = 'testing',default; +let $rows = 1; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # OLD_PASSWORD() +let $cols = a varchar(1024), b varchar(1024) as (old_password(a)); +let $values1 = 'badpwd',default; +let $rows = 1; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # PASSWORD() +let $cols = a varchar(1024), b varchar(1024) as (password(a)); +let $values1 = 'badpwd',default; +let $rows = 1; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # SHA1() +let $cols = a varchar(1024), b varchar(1024) as (sha1(a)); +let $values1 = 'abc',default; +let $rows = 1; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # SHA() +let $cols = a varchar(1024), b varchar(1024) as (sha(a)); +let $values1 = 'abc',default; +let $rows = 1; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + +--echo # UNCOMPRESSED_LENGTH() +let $cols = a char, b varchar(1024) as (uncompressed_length(compress(repeat(a,30)))); +let $values1 = 'a',default; +let $rows = 1; +--source suite/vcol/inc/vcol_supported_sql_funcs.inc + === added file 'mysql-test/suite/vcol/inc/vcol_trigger_sp.inc' --- a/mysql-test/suite/vcol/inc/vcol_trigger_sp.inc 1970-01-01 00:00:00 +0000 +++ b/mysql-test/suite/vcol/inc/vcol_trigger_sp.inc 2009-10-16 22:57:48 +0000 @@ -0,0 +1,110 @@ +################################################################################ +# inc/vcol_trigger_sp.inc # +# # +# Purpose: # +# Testing triggers, stored procedures and functions # +# defined on tables with virtual columns. # +# # +# # +# # +#------------------------------------------------------------------------------# +# Original Author: Andrey Zhakov # +# Original Date: 2008-09-04 # +# Change Author: Oleksandr Byelkin (Monty program Ab) +# Date: 2009-03-24 +# Change: Syntax changed +################################################################################ + +create table t1 (a int, + b int as (a/10), + c int as (a/10) persistent); + +create table t2 (a timestamp); + +delimiter |; + +create trigger trg1 before insert on t1 for each row +begin + if (new.b < 10) then + set new.a:= 100; + set new.b:= 9; + set new.c:= 9; + end if; + + if (new.c > 50) then + set new.a:= 500; + end if; +end| + +create trigger trg2 after insert on t1 for each row +begin + if (new.b >= 60) then + insert into t2 values (now()); + end if; +end| + +create function f1() +returns int +begin + declare sum1 int default '0'; + declare cur1 cursor for select sum(b) from t1; + open cur1; + fetch cur1 into sum1; + close cur1; + return sum1; +end| + +delimiter ;| + +set sql_warnings = 1; + +insert into t1 (a) values (200); +select * from t1; +select * from t2; + +insert into t1 (a) values (10); +select * from t1; +select * from t2; + +insert into t1 (a) values (600); +select * from t1; +--replace_column 1 <timestamp> +select * from t2; + +select f1(); + +set sql_warnings = 0; + +drop trigger trg1; +drop trigger trg2; +drop table t2; + +delimiter |; + +create procedure p1() +begin + declare i int default '0'; + create table t2 like t1; + insert into t2 (a) values (100), (200); + begin + declare cur1 cursor for select sum(c) from t2; + open cur1; + fetch cur1 into i; + close cur1; + if (i=30) then + insert into t1 values (300,default,default); + end if; + end; +end| + +delimiter ;| + +delete from t1; + +call p1(); + +select * from t2; +select * from t1; + +drop table t1,t2; +drop procedure p1; === added file 'mysql-test/suite/vcol/inc/vcol_unsupported_storage_engines.inc' --- a/mysql-test/suite/vcol/inc/vcol_unsupported_storage_engines.inc 1970-01-01 00:00:00 +0000 +++ b/mysql-test/suite/vcol/inc/vcol_unsupported_storage_engines.inc 2009-10-16 22:57:48 +0000 @@ -0,0 +1,21 @@ +################################################################################ +# inc/vcol_unsupported_storage_engines.inc # +# # +# Purpose: # +# Ensure that defining a virtual column for an unsupported table type # +# results in a graceful error. # +# # +#------------------------------------------------------------------------------# +# Original Author: Andrey Zhakov # +# Original Date: 2008-09-02 # +# Change Author: Oleksandr Byelkin (Monty program Ab) +# Date: 2009-03-24 +# Change: Syntax changed +################################################################################ + +--error ER_UNSUPPORTED_ACTION_ON_VIRTUAL_COLUMN +create table t1 (a int, b int as (a+1)); +create table t1 (a int); +--error ER_UNSUPPORTED_ACTION_ON_VIRTUAL_COLUMN +alter table t1 add column b int as (a+1); +drop table t1; === added file 'mysql-test/suite/vcol/inc/vcol_view.inc' --- a/mysql-test/suite/vcol/inc/vcol_view.inc 1970-01-01 00:00:00 +0000 +++ b/mysql-test/suite/vcol/inc/vcol_view.inc 2009-10-16 22:57:48 +0000 @@ -0,0 +1,201 @@ +################################################################################ +# inc/vcol_view.inc # +# # +# Purpose: # +# Testing views defined on tables with virtual columns. # +# # +# # +# # +#------------------------------------------------------------------------------# +# Original Author: Andrey Zhakov # +# Original Date: 2008-09-04 # +# Change Author: Oleksandr Byelkin (Monty program Ab) +# Date: 2009-03-24 +# Change: Syntax changed +################################################################################ + + + +create table t1 (a int not null, + b int as (-a), + c int as (-a) persistent); +insert into t1 (a) values (1), (1), (2), (2), (3); + +# simple view +create view v1 (d,e) as select abs(b), abs(c) from t1; +select d,e from v1; +select is_updatable from information_schema.views where table_name='v1'; + +# view with different algorithms (explain output differs) +explain extended select d,e from v1; +create algorithm=temptable view v2 (d,e) as select abs(b), abs(c) from t1; +show create view v2; +select d,e from v2; +explain extended select d,e from v2; + +# VIEW on VIEW test +create view v3 (d,e) as select d*2, e*2 from v1; +select * from v3; +explain extended select * from v3; + +drop view v1,v2,v3; +drop table t1; + +# +# DISTINCT option for VIEW +# +create table t1 (a int not null, + b int as (-a), + c int as (-a) persistent); +insert into t1 (a) values (1), (2), (3), (1), (2), (3); +create view v1 as select distinct b from t1; +select * from v1; +explain select * from v1; +select * from t1; +drop view v1; +create view v1 as select distinct c from t1; +select * from v1; +explain select * from v1; +select * from t1; +drop view v1; +drop table t1; + +# +# LIMIT clause test +# +create table t1 (a int not null, + b int as (-a), + c int as (-a) persistent); +insert into t1 (a) values (1), (2), (3), (4); +create view v1 as select b+1 from t1 order by 1 desc limit 2; +select * from v1; +explain select * from v1; +drop view v1; +create view v1 as select c+1 from t1 order by 1 desc limit 2; +select * from v1; +explain select * from v1; +drop view v1; +drop table t1; + +# +# simple view + simple update, insert and delete +# +create table t1 (a int, + b int, + c int as (-a), + d int as (-a) persistent, + primary key(a)); +insert into t1 (a,b) values (10,2), (20,3), (30,4), (40,5), (50,10); +create view v1 (a,e,f,g) as select a, b+1,c+1,d+1 from t1; +# updatable field of updateable view +update v1 set a=a+e; +select * from v1; +select * from t1; +delete from v1; +select * from v1; +select * from t1; +--error ER_NON_INSERTABLE_TABLE +insert into v1 (a,e) values (60,15); +drop table t1; +drop view v1; + +# +# outer join based on VIEW with WHERE clause +# +create table t1 (a int, + b int as (-a), + c int as (-a) persistent, + primary key(a)); +insert into t1 (a) values (1), (2), (3); +create view v1 (x,y,z) as select a,b,c from t1 where b < -1; +select t1.a, v1.x, v1.y, v1.z from t1 left join v1 on (t1.b= v1.y); +drop view v1; +create view v1 (x,y,z) as select a,b,c from t1 where c < -1; +select t1.a, v1.x, v1.y, v1.z from t1 left join v1 on (t1.c= v1.z); +drop view v1; +drop table t1; + +# +# VIEW built over UNION +# +create table t1 (a1 int, + b1 int as (-a1), + c1 int as (-a1) persistent); +create table t2 (a2 int, + b2 int as (-a2), + c2 int as (-a2) persistent); +insert into t1 (a1) values (1), (2); +insert into t2 (a2) values (2), (3); +create view v1 as select * from t1,t2 union all select * from t1,t2; +select * from v1; +drop view v1; +drop table t1, t2; + +# +# Showing VIEW with VIEWs in subquery +# +create table t1 (a int, + b int as (-a), + c int as (-a) persistent); +create table t2 like t1; +create view v1 as select a,b,c from t1; +create view v2 as select a,b,c from t2 where b in (select b from v1); +show create view v2; +drop view v2, v1; +drop table t1, t2; + +# +# TODO: VIEW with full text +# +#CREATE TABLE t1 (c1 int not null auto_increment primary key, c2 varchar(20), fulltext(c2)); +#insert into t1 (c2) VALUES ('real Beer'),('Water'),('Kossu'),('Coca-Cola'),('Vodka'),('Wine'),('almost real Beer'); +#select * from t1 WHERE match (c2) against ('Beer'); +#CREATE VIEW v1 AS SELECT * from t1 WHERE match (c2) against ('Beer'); +#select * from v1; +#drop view v1; +#drop table t1; + +# +# distinct in temporary table with a VIEW +# +create table t1 (a int, + b int as (-a), + c int as (-a) persistent); +insert into t1 (a) values (1),(1),(2),(2),(3),(3); +create view v1 as select b from t1; +select distinct b from v1; +select distinct b from v1 limit 2; +select distinct b from t1 limit 2; +prepare stmt1 from "select distinct b from v1 limit 2"; +execute stmt1; +execute stmt1; +deallocate prepare stmt1; +drop view v1; +create view v1 as select c from t1; +select distinct c from v1; +select distinct c from v1 limit 2; +select distinct c from t1 limit 2; +prepare stmt1 from "select distinct c from v1 limit 2"; +execute stmt1; +execute stmt1; +deallocate prepare stmt1; +drop view v1; +drop table t1; + +# +# WITH CHECK OPTION insert/update test +# +create table t1 (a int, + b int as (-a), + c int as (-a) persistent); +create view v1 as select * from t1 where b > -2 && c >-2 with check option; +# simple insert +insert into v1 (a) values (1); +-- error 1369 +insert into v1 (a) values (3); +# simple insert with ignore +insert ignore into v1 (a) values (2),(3),(0); +select * from t1; +drop view v1; +drop table t1; + === added directory 'mysql-test/suite/vcol/r' === added file 'mysql-test/suite/vcol/r/rpl_vcol.result' --- a/mysql-test/suite/vcol/r/rpl_vcol.result 1970-01-01 00:00:00 +0000 +++ b/mysql-test/suite/vcol/r/rpl_vcol.result 2009-10-16 22:57:48 +0000 @@ -0,0 +1,25 @@ +SET @@session.storage_engine = 'InnoDB'; +stop slave; +drop table if exists t1,t2,t3,t4,t5,t6,t7,t8,t9; +reset master; +reset slave; +drop table if exists t1,t2,t3,t4,t5,t6,t7,t8,t9; +start slave; +create table t1 (a int, b int as (a+1)); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` int(11) DEFAULT NULL, + `b` int(11) AS (a+1) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values (1,default); +insert into t1 values (2,default); +select * from t1; +a b +1 2 +2 3 +select * from t1; +a b +1 2 +2 3 +drop table t1; === added file 'mysql-test/suite/vcol/r/vcol_archive.result' --- a/mysql-test/suite/vcol/r/vcol_archive.result 1970-01-01 00:00:00 +0000 +++ b/mysql-test/suite/vcol/r/vcol_archive.result 2009-10-16 22:57:48 +0000 @@ -0,0 +1,7 @@ +SET @@session.storage_engine = 'archive'; +create table t1 (a int, b int as (a+1)); +ERROR HY000: 'Specified storage engine' is not yet supported for computed columns. +create table t1 (a int); +alter table t1 add column b int as (a+1); +ERROR HY000: 'Specified storage engine' is not yet supported for computed columns. +drop table t1; === added file 'mysql-test/suite/vcol/r/vcol_blackhole.result' --- a/mysql-test/suite/vcol/r/vcol_blackhole.result 1970-01-01 00:00:00 +0000 +++ b/mysql-test/suite/vcol/r/vcol_blackhole.result 2009-10-16 22:57:48 +0000 @@ -0,0 +1,7 @@ +SET @@session.storage_engine = 'blackhole'; +create table t1 (a int, b int as (a+1)); +ERROR HY000: 'Specified storage engine' is not yet supported for computed columns. +create table t1 (a int); +alter table t1 add column b int as (a+1); +ERROR HY000: 'Specified storage engine' is not yet supported for computed columns. +drop table t1; === added file 'mysql-test/suite/vcol/r/vcol_blocked_sql_funcs_innodb.result' --- a/mysql-test/suite/vcol/r/vcol_blocked_sql_funcs_innodb.result 1970-01-01 00:00:00 +0000 +++ b/mysql-test/suite/vcol/r/vcol_blocked_sql_funcs_innodb.result 2009-10-16 22:57:48 +0000 @@ -0,0 +1,243 @@ +SET @@session.storage_engine = 'InnoDB'; +# RAND() +create table t1 (b double as (rand())); +ERROR HY000: Function or expression is not allowed for column 'b'. +# LOAD_FILE() +create table t1 (a varchar(64), b varchar(1024) as (load_file(a))); +ERROR HY000: Function or expression is not allowed for column 'b'. +# CURDATE() +create table t1 (a datetime as (curdate())); +ERROR HY000: Function or expression is not allowed for column 'a'. +# CURRENT_DATE(), CURRENT_DATE +create table t1 (a datetime as (current_date)); +ERROR HY000: Function or expression is not allowed for column 'a'. +create table t1 (a datetime as (current_date())); +ERROR HY000: Function or expression is not allowed for column 'a'. +# CURRENT_TIME(), CURRENT_TIME +create table t1 (a datetime as (current_time)); +ERROR HY000: Function or expression is not allowed for column 'a'. +create table t1 (a datetime as (current_time())); +ERROR HY000: Function or expression is not allowed for column 'a'. +# CURRENT_TIMESTAMP(), CURRENT_TIMESTAMP +create table t1 (a datetime as (current_timestamp())); +ERROR HY000: Function or expression is not allowed for column 'a'. +create table t1 (a datetime as (current_timestamp)); +ERROR HY000: Function or expression is not allowed for column 'a'. +# CURTIME() +create table t1 (a datetime as (curtime())); +ERROR HY000: Function or expression is not allowed for column 'a'. +# LOCALTIME(), LOCALTIME +create table t1 (a datetime, b varchar(10) as (localtime())); +ERROR HY000: Function or expression is not allowed for column 'b'. +create table t1 (a datetime, b varchar(10) as (localtime)); +ERROR HY000: Function or expression is not allowed for column 'b'. +# LOCALTIMESTAMP, LOCALTIMESTAMP()(v4.0.6) +create table t1 (a datetime, b varchar(10) as (localtimestamp())); +ERROR HY000: Function or expression is not allowed for column 'b'. +create table t1 (a datetime, b varchar(10) as (localtimestamp)); +ERROR HY000: Function or expression is not allowed for column 'b'. +# NOW() +create table t1 (a datetime, b varchar(10) as (now())); +ERROR HY000: Function or expression is not allowed for column 'b'. +# SYSDATE() +create table t1 (a int, b varchar(10) as (sysdate())); +ERROR HY000: Function or expression is not allowed for column 'b'. +# UNIX_TIMESTAMP() +create table t1 (a datetime, b datetime as (unix_timestamp())); +ERROR HY000: Function or expression is not allowed for column 'b'. +# UTC_DATE() +create table t1 (a datetime, b datetime as (utc_date())); +ERROR HY000: Function or expression is not allowed for column 'b'. +# UTC_TIME() +create table t1 (a datetime, b datetime as (utc_time())); +ERROR HY000: Function or expression is not allowed for column 'b'. +# UTC_TIMESTAMP() +create table t1 (a datetime, b datetime as (utc_timestamp())); +ERROR HY000: Function or expression is not allowed for column 'b'. +# MATCH() +# BENCHMARK() +create table t1 (a varchar(1024), b varchar(1024) as (benchmark(a,3))); +ERROR HY000: Function or expression is not allowed for column 'b'. +# CONNECTION_ID() +create table t1 (a int as (connection_id())); +ERROR HY000: Function or expression is not allowed for column 'a'. +# CURRENT_USER(), CURRENT_USER +create table t1 (a varchar(32) as (current_user())); +ERROR HY000: Function or expression is not allowed for column 'a'. +create table t1 (a varchar(32) as (current_user)); +ERROR HY000: Function or expression is not allowed for column 'a'. +# DATABASE() +create table t1 (a varchar(1024), b varchar(1024) as (database())); +ERROR HY000: Function or expression is not allowed for column 'b'. +# FOUND_ROWS() +create table t1 (a varchar(1024), b varchar(1024) as (found_rows())); +ERROR HY000: Function or expression is not allowed for column 'b'. +# GET_LOCK() +create table t1 (a varchar(1024), b varchar(1024) as (get_lock(a,10))); +ERROR HY000: Function or expression is not allowed for column 'b'. +# IS_FREE_LOCK() +create table t1 (a varchar(1024), b varchar(1024) as (is_free_lock(a))); +ERROR HY000: Function or expression is not allowed for column 'b'. +# IS_USED_LOCK() +create table t1 (a varchar(1024), b varchar(1024) as (is_used_lock(a))); +ERROR HY000: Function or expression is not allowed for column 'b'. +# LAST_INSERT_ID() +create table t1 (a int as (last_insert_id())); +ERROR HY000: Function or expression is not allowed for column 'a'. +# MASTER_POS_WAIT() +create table t1 (a varchar(32), b int as (master_pos_wait(a,0,2))); +ERROR HY000: Function or expression is not allowed for column 'b'. +# NAME_CONST() +create table t1 (a varchar(32) as (name_const('test',1))); +ERROR HY000: Function or expression is not allowed for column 'a'. +# RELEASE_LOCK() +create table t1 (a varchar(32), b int as (release_lock(a))); +ERROR HY000: Function or expression is not allowed for column 'b'. +# ROW_COUNT() +create table t1 (a int as (row_count())); +ERROR HY000: Function or expression is not allowed for column 'a'. +# SCHEMA() +create table t1 (a varchar(32) as (schema())); +ERROR HY000: Function or expression is not allowed for column 'a'. +# SESSION_USER() +create table t1 (a varchar(32) as (session_user())); +ERROR HY000: Function or expression is not allowed for column 'a'. +# SLEEP() +create table t1 (a int, b int as (sleep(a))); +ERROR HY000: Function or expression is not allowed for column 'b'. +# SYSTEM_USER() +create table t1 (a varchar(32) as (system_user())); +ERROR HY000: Function or expression is not allowed for column 'a'. +# USER() +create table t1 (a varchar(1024), b varchar(1024) as (user())); +ERROR HY000: Function or expression is not allowed for column 'b'. +# UUID_SHORT() +create table t1 (a varchar(1024) as (uuid_short())); +ERROR HY000: Function or expression is not allowed for column 'a'. +# UUID() +create table t1 (a varchar(1024) as (uuid())); +ERROR HY000: Function or expression is not allowed for column 'a'. +# VALUES() +create table t1 (a varchar(1024), b varchar(1024) as (values(a))); +ERROR HY000: Function or expression is not allowed for column 'b'. +# VERSION() +create table t1 (a varchar(1024), b varchar(1024) as (version())); +ERROR HY000: Function or expression is not allowed for column 'b'. +# ENCRYPT() +create table t1 (a varchar(1024), b varchar(1024) as (encrypt(a))); +ERROR HY000: Function or expression is not allowed for column 'b'. +# Stored procedures +create procedure p1() +begin +select current_user(); +end // +create function f1() +returns int +begin +return 1; +end // +create table t1 (a int as (p1())); +ERROR HY000: Function or expression is not allowed for column 'a'. +create table t1 (a int as (f1())); +ERROR HY000: Function or expression is not allowed for column 'a'. +drop procedure p1; +drop function f1; +# Unknown functions +create table t1 (a int as (f1())); +ERROR HY000: Function or expression is not allowed for column 'a'. +# +# GROUP BY FUNCTIONS +# +# AVG() +create table t1 (a int, b int as (avg(a))); +ERROR HY000: Function or expression is not allowed for column 'b'. +# BIT_AND() +create table t1 (a int, b int as (bit_and(a))); +ERROR HY000: Function or expression is not allowed for column 'b'. +# BIT_OR() +create table t1 (a int, b int as (bit_or(a))); +ERROR HY000: Function or expression is not allowed for column 'b'. +# BIT_XOR() +create table t1 (a int, b int as (bit_xor(a))); +ERROR HY000: Function or expression is not allowed for column 'b'. +# COUNT(DISTINCT) +create table t1 (a int, b int as (count(distinct a))); +ERROR HY000: Function or expression is not allowed for column 'b'. +# COUNT() +create table t1 (a int, b int as (count(a))); +ERROR HY000: Function or expression is not allowed for column 'b'. +# GROUP_CONCAT() +create table t1 (a varchar(32), b int as (group_concat(a,''))); +ERROR HY000: Function or expression is not allowed for column 'b'. +# MAX() +create table t1 (a int, b int as (max(a))); +ERROR HY000: Function or expression is not allowed for column 'b'. +# MIN() +create table t1 (a int, b int as (min(a))); +ERROR HY000: Function or expression is not allowed for column 'b'. +# STD() +create table t1 (a int, b int as (std(a))); +ERROR HY000: Function or expression is not allowed for column 'b'. +# STDDEV_POP() +create table t1 (a int, b int as (stddev_pop(a))); +ERROR HY000: Function or expression is not allowed for column 'b'. +# STDDEV_SAMP() +create table t1 (a int, b int as (stddev_samp(a))); +ERROR HY000: Function or expression is not allowed for column 'b'. +# STDDEV() +create table t1 (a int, b int as (stddev(a))); +ERROR HY000: Function or expression is not allowed for column 'b'. +# SUM() +create table t1 (a int, b int as (sum(a))); +ERROR HY000: Function or expression is not allowed for column 'b'. +# VAR_POP() +create table t1 (a int, b int as (var_pop(a))); +ERROR HY000: Function or expression is not allowed for column 'b'. +# VAR_SAMP() +create table t1 (a int, b int as (var_samp(a))); +ERROR HY000: Function or expression is not allowed for column 'b'. +# VARIANCE() +create table t1 (a int, b int as (variance(a))); +ERROR HY000: Function or expression is not allowed for column 'b'. +# +# XML FUNCTIONS +# +# ExtractValue() +create table t1 (a varchar(1024), b varchar(1024) as (ExtractValue(a,'//b[$@j]'))); +ERROR HY000: Function or expression is not allowed for column 'b'. +# UpdateXML() +create table t1 (a varchar(1024), b varchar(1024) as (UpdateXML(a,'/a','<e>fff</e>'))); +ERROR HY000: Function or expression is not allowed for column 'b'. +# +# Sub-selects +# +create table t1 (a int); +create table t2 (a int, b int as (select count(*) from t1)); +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'select count(*) from t1))' at line 1 +drop table t1; +create table t1 (a int, b int as ((select 1))); +ERROR HY000: Function or expression is not allowed for column 'b'. +create table t1 (a int, b int as (a+(select 1))); +ERROR HY000: Function or expression is not allowed for column 'b'. +# +# SP functions +# +drop function if exists sub1; +create function sub1(i int) returns int deterministic +return i+1; +select sub1(1); +sub1(1) +2 +create table t1 (a int, b int as (a+sub3(1))); +ERROR HY000: Function or expression is not allowed for column 'b'. +drop function sub1; +# +# Long expression +create table t1 (a int, b varchar(300) as (concat(a,'aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa'))); +drop table t1; +create table t1 (a int, b varchar(300) as (concat(a,'aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa'))); +ERROR HY000: String 'concat(a,'aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa' is too long for VIRTUAL COLUMN EXPRESSION (should be no longer than 252) +# +# Constant expression +create table t1 (a int as (PI())); +ERROR HY000: Constant expression in computed column function is not allowed. === added file 'mysql-test/suite/vcol/r/vcol_blocked_sql_funcs_myisam.result' --- a/mysql-test/suite/vcol/r/vcol_blocked_sql_funcs_myisam.result 1970-01-01 00:00:00 +0000 +++ b/mysql-test/suite/vcol/r/vcol_blocked_sql_funcs_myisam.result 2009-10-16 22:57:48 +0000 @@ -0,0 +1,245 @@ +SET @@session.storage_engine = 'MyISAM'; +# RAND() +create table t1 (b double as (rand())); +ERROR HY000: Function or expression is not allowed for column 'b'. +# LOAD_FILE() +create table t1 (a varchar(64), b varchar(1024) as (load_file(a))); +ERROR HY000: Function or expression is not allowed for column 'b'. +# CURDATE() +create table t1 (a datetime as (curdate())); +ERROR HY000: Function or expression is not allowed for column 'a'. +# CURRENT_DATE(), CURRENT_DATE +create table t1 (a datetime as (current_date)); +ERROR HY000: Function or expression is not allowed for column 'a'. +create table t1 (a datetime as (current_date())); +ERROR HY000: Function or expression is not allowed for column 'a'. +# CURRENT_TIME(), CURRENT_TIME +create table t1 (a datetime as (current_time)); +ERROR HY000: Function or expression is not allowed for column 'a'. +create table t1 (a datetime as (current_time())); +ERROR HY000: Function or expression is not allowed for column 'a'. +# CURRENT_TIMESTAMP(), CURRENT_TIMESTAMP +create table t1 (a datetime as (current_timestamp())); +ERROR HY000: Function or expression is not allowed for column 'a'. +create table t1 (a datetime as (current_timestamp)); +ERROR HY000: Function or expression is not allowed for column 'a'. +# CURTIME() +create table t1 (a datetime as (curtime())); +ERROR HY000: Function or expression is not allowed for column 'a'. +# LOCALTIME(), LOCALTIME +create table t1 (a datetime, b varchar(10) as (localtime())); +ERROR HY000: Function or expression is not allowed for column 'b'. +create table t1 (a datetime, b varchar(10) as (localtime)); +ERROR HY000: Function or expression is not allowed for column 'b'. +# LOCALTIMESTAMP, LOCALTIMESTAMP()(v4.0.6) +create table t1 (a datetime, b varchar(10) as (localtimestamp())); +ERROR HY000: Function or expression is not allowed for column 'b'. +create table t1 (a datetime, b varchar(10) as (localtimestamp)); +ERROR HY000: Function or expression is not allowed for column 'b'. +# NOW() +create table t1 (a datetime, b varchar(10) as (now())); +ERROR HY000: Function or expression is not allowed for column 'b'. +# SYSDATE() +create table t1 (a int, b varchar(10) as (sysdate())); +ERROR HY000: Function or expression is not allowed for column 'b'. +# UNIX_TIMESTAMP() +create table t1 (a datetime, b datetime as (unix_timestamp())); +ERROR HY000: Function or expression is not allowed for column 'b'. +# UTC_DATE() +create table t1 (a datetime, b datetime as (utc_date())); +ERROR HY000: Function or expression is not allowed for column 'b'. +# UTC_TIME() +create table t1 (a datetime, b datetime as (utc_time())); +ERROR HY000: Function or expression is not allowed for column 'b'. +# UTC_TIMESTAMP() +create table t1 (a datetime, b datetime as (utc_timestamp())); +ERROR HY000: Function or expression is not allowed for column 'b'. +# MATCH() +create table t1 (a varchar(32), b bool as (match a against ('sample text'))); +ERROR HY000: Function or expression is not allowed for column 'b'. +# BENCHMARK() +create table t1 (a varchar(1024), b varchar(1024) as (benchmark(a,3))); +ERROR HY000: Function or expression is not allowed for column 'b'. +# CONNECTION_ID() +create table t1 (a int as (connection_id())); +ERROR HY000: Function or expression is not allowed for column 'a'. +# CURRENT_USER(), CURRENT_USER +create table t1 (a varchar(32) as (current_user())); +ERROR HY000: Function or expression is not allowed for column 'a'. +create table t1 (a varchar(32) as (current_user)); +ERROR HY000: Function or expression is not allowed for column 'a'. +# DATABASE() +create table t1 (a varchar(1024), b varchar(1024) as (database())); +ERROR HY000: Function or expression is not allowed for column 'b'. +# FOUND_ROWS() +create table t1 (a varchar(1024), b varchar(1024) as (found_rows())); +ERROR HY000: Function or expression is not allowed for column 'b'. +# GET_LOCK() +create table t1 (a varchar(1024), b varchar(1024) as (get_lock(a,10))); +ERROR HY000: Function or expression is not allowed for column 'b'. +# IS_FREE_LOCK() +create table t1 (a varchar(1024), b varchar(1024) as (is_free_lock(a))); +ERROR HY000: Function or expression is not allowed for column 'b'. +# IS_USED_LOCK() +create table t1 (a varchar(1024), b varchar(1024) as (is_used_lock(a))); +ERROR HY000: Function or expression is not allowed for column 'b'. +# LAST_INSERT_ID() +create table t1 (a int as (last_insert_id())); +ERROR HY000: Function or expression is not allowed for column 'a'. +# MASTER_POS_WAIT() +create table t1 (a varchar(32), b int as (master_pos_wait(a,0,2))); +ERROR HY000: Function or expression is not allowed for column 'b'. +# NAME_CONST() +create table t1 (a varchar(32) as (name_const('test',1))); +ERROR HY000: Function or expression is not allowed for column 'a'. +# RELEASE_LOCK() +create table t1 (a varchar(32), b int as (release_lock(a))); +ERROR HY000: Function or expression is not allowed for column 'b'. +# ROW_COUNT() +create table t1 (a int as (row_count())); +ERROR HY000: Function or expression is not allowed for column 'a'. +# SCHEMA() +create table t1 (a varchar(32) as (schema())); +ERROR HY000: Function or expression is not allowed for column 'a'. +# SESSION_USER() +create table t1 (a varchar(32) as (session_user())); +ERROR HY000: Function or expression is not allowed for column 'a'. +# SLEEP() +create table t1 (a int, b int as (sleep(a))); +ERROR HY000: Function or expression is not allowed for column 'b'. +# SYSTEM_USER() +create table t1 (a varchar(32) as (system_user())); +ERROR HY000: Function or expression is not allowed for column 'a'. +# USER() +create table t1 (a varchar(1024), b varchar(1024) as (user())); +ERROR HY000: Function or expression is not allowed for column 'b'. +# UUID_SHORT() +create table t1 (a varchar(1024) as (uuid_short())); +ERROR HY000: Function or expression is not allowed for column 'a'. +# UUID() +create table t1 (a varchar(1024) as (uuid())); +ERROR HY000: Function or expression is not allowed for column 'a'. +# VALUES() +create table t1 (a varchar(1024), b varchar(1024) as (values(a))); +ERROR HY000: Function or expression is not allowed for column 'b'. +# VERSION() +create table t1 (a varchar(1024), b varchar(1024) as (version())); +ERROR HY000: Function or expression is not allowed for column 'b'. +# ENCRYPT() +create table t1 (a varchar(1024), b varchar(1024) as (encrypt(a))); +ERROR HY000: Function or expression is not allowed for column 'b'. +# Stored procedures +create procedure p1() +begin +select current_user(); +end // +create function f1() +returns int +begin +return 1; +end // +create table t1 (a int as (p1())); +ERROR HY000: Function or expression is not allowed for column 'a'. +create table t1 (a int as (f1())); +ERROR HY000: Function or expression is not allowed for column 'a'. +drop procedure p1; +drop function f1; +# Unknown functions +create table t1 (a int as (f1())); +ERROR HY000: Function or expression is not allowed for column 'a'. +# +# GROUP BY FUNCTIONS +# +# AVG() +create table t1 (a int, b int as (avg(a))); +ERROR HY000: Function or expression is not allowed for column 'b'. +# BIT_AND() +create table t1 (a int, b int as (bit_and(a))); +ERROR HY000: Function or expression is not allowed for column 'b'. +# BIT_OR() +create table t1 (a int, b int as (bit_or(a))); +ERROR HY000: Function or expression is not allowed for column 'b'. +# BIT_XOR() +create table t1 (a int, b int as (bit_xor(a))); +ERROR HY000: Function or expression is not allowed for column 'b'. +# COUNT(DISTINCT) +create table t1 (a int, b int as (count(distinct a))); +ERROR HY000: Function or expression is not allowed for column 'b'. +# COUNT() +create table t1 (a int, b int as (count(a))); +ERROR HY000: Function or expression is not allowed for column 'b'. +# GROUP_CONCAT() +create table t1 (a varchar(32), b int as (group_concat(a,''))); +ERROR HY000: Function or expression is not allowed for column 'b'. +# MAX() +create table t1 (a int, b int as (max(a))); +ERROR HY000: Function or expression is not allowed for column 'b'. +# MIN() +create table t1 (a int, b int as (min(a))); +ERROR HY000: Function or expression is not allowed for column 'b'. +# STD() +create table t1 (a int, b int as (std(a))); +ERROR HY000: Function or expression is not allowed for column 'b'. +# STDDEV_POP() +create table t1 (a int, b int as (stddev_pop(a))); +ERROR HY000: Function or expression is not allowed for column 'b'. +# STDDEV_SAMP() +create table t1 (a int, b int as (stddev_samp(a))); +ERROR HY000: Function or expression is not allowed for column 'b'. +# STDDEV() +create table t1 (a int, b int as (stddev(a))); +ERROR HY000: Function or expression is not allowed for column 'b'. +# SUM() +create table t1 (a int, b int as (sum(a))); +ERROR HY000: Function or expression is not allowed for column 'b'. +# VAR_POP() +create table t1 (a int, b int as (var_pop(a))); +ERROR HY000: Function or expression is not allowed for column 'b'. +# VAR_SAMP() +create table t1 (a int, b int as (var_samp(a))); +ERROR HY000: Function or expression is not allowed for column 'b'. +# VARIANCE() +create table t1 (a int, b int as (variance(a))); +ERROR HY000: Function or expression is not allowed for column 'b'. +# +# XML FUNCTIONS +# +# ExtractValue() +create table t1 (a varchar(1024), b varchar(1024) as (ExtractValue(a,'//b[$@j]'))); +ERROR HY000: Function or expression is not allowed for column 'b'. +# UpdateXML() +create table t1 (a varchar(1024), b varchar(1024) as (UpdateXML(a,'/a','<e>fff</e>'))); +ERROR HY000: Function or expression is not allowed for column 'b'. +# +# Sub-selects +# +create table t1 (a int); +create table t2 (a int, b int as (select count(*) from t1)); +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'select count(*) from t1))' at line 1 +drop table t1; +create table t1 (a int, b int as ((select 1))); +ERROR HY000: Function or expression is not allowed for column 'b'. +create table t1 (a int, b int as (a+(select 1))); +ERROR HY000: Function or expression is not allowed for column 'b'. +# +# SP functions +# +drop function if exists sub1; +create function sub1(i int) returns int deterministic +return i+1; +select sub1(1); +sub1(1) +2 +create table t1 (a int, b int as (a+sub3(1))); +ERROR HY000: Function or expression is not allowed for column 'b'. +drop function sub1; +# +# Long expression +create table t1 (a int, b varchar(300) as (concat(a,'aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa'))); +drop table t1; +create table t1 (a int, b varchar(300) as (concat(a,'aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa'))); +ERROR HY000: String 'concat(a,'aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa' is too long for VIRTUAL COLUMN EXPRESSION (should be no longer than 252) +# +# Constant expression +create table t1 (a int as (PI())); +ERROR HY000: Constant expression in computed column function is not allowed. === added file 'mysql-test/suite/vcol/r/vcol_column_def_options_innodb.result' --- a/mysql-test/suite/vcol/r/vcol_column_def_options_innodb.result 1970-01-01 00:00:00 +0000 +++ b/mysql-test/suite/vcol/r/vcol_column_def_options_innodb.result 2009-10-16 22:57:48 +0000 @@ -0,0 +1,146 @@ +SET @@session.storage_engine = 'InnoDB'; +# +# Section 1. Wrong column definition options +# - NOT NULL +# - NULL +# - DEFAULT <value> +# - AUTO_INCREMENT +# - [PRIMARY] KEY +# NOT NULL +create table t1 (a int, b int as (a+1) not null); +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'not null)' at line 1 +create table t1 (a int); +alter table t1 add column b int as (a+1) not null; +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'not null' at line 1 +drop table t1; +# NULL +create table t1 (a int, b int as (a+1) null); +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'null)' at line 1 +create table t1 (a int); +alter table t1 add column b int as (a+1) null; +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'null' at line 1 +drop table t1; +# DEFAULT +create table t1 (a int, b int as (a+1) default 0); +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'default 0)' at line 1 +create table t1 (a int); +alter table t1 add column b int as (a+1) default 0; +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'default 0' at line 1 +drop table t1; +# AUTO_INCREMENT +create table t1 (a int, b int as (a+1) AUTO_INCREMENT); +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'AUTO_INCREMENT)' at line 1 +create table t1 (a int); +alter table t1 add column b int as (a+1) AUTO_INCREMENT; +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'AUTO_INCREMENT' at line 1 +drop table t1; +# [PRIMARY] KEY +create table t1 (a int, b int as (a+1) key); +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'key)' at line 1 +create table t1 (a int, b int as (a+1) primary key); +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'primary key)' at line 1 +create table t1 (a int); +alter table t1 add column b int as (a+1) key; +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'key' at line 1 +alter table t1 add column b int as (a+1) primary key; +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'primary key' at line 1 +drop table t1; +# Section 2. Other column definition options +# - COMMENT +# - REFERENCES (only syntax testing here) +# - STORED (only systax testing here) +create table t1 (a int, b int as (a % 2) comment 'my comment'); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` int(11) DEFAULT NULL, + `b` int(11) AS (a % 2) VIRTUAL COMMENT 'my comment' +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +describe t1; +Field Type Null Key Default Extra +a int(11) YES NULL +b int(11) YES NULL VIRTUAL +drop table t1; +create table t1 (a int, b int as (a % 2)); +alter table t1 modify b int as (a % 2) comment 'my comment'; +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` int(11) DEFAULT NULL, + `b` int(11) AS (a % 2) VIRTUAL COMMENT 'my comment' +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +describe t1; +Field Type Null Key Default Extra +a int(11) YES NULL +b int(11) YES NULL VIRTUAL +insert into t1 (a) values (1); +select * from t1; +a b +1 1 +insert into t1 values (2,default); +select a,b from t1; +a b +1 1 +2 0 +create table t2 like t1; +show create table t2; +Table Create Table +t2 CREATE TABLE `t2` ( + `a` int(11) DEFAULT NULL, + `b` int(11) AS (a % 2) VIRTUAL COMMENT 'my comment' +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +describe t2; +Field Type Null Key Default Extra +a int(11) YES NULL +b int(11) YES NULL VIRTUAL +insert into t2 (a) values (1); +select * from t2; +a b +1 1 +insert into t2 values (2,default); +select a,b from t2; +a b +1 1 +2 0 +drop table t2; +drop table t1; +create table t1 (a int, b int as (a % 2) persistent); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` int(11) DEFAULT NULL, + `b` int(11) AS (a % 2) PERSISTENT +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +describe t1; +Field Type Null Key Default Extra +a int(11) YES NULL +b int(11) YES NULL VIRTUAL +insert into t1 (a) values (1); +select * from t1; +a b +1 1 +insert into t1 values (2,default); +select a,b from t1; +a b +1 1 +2 0 +drop table t1; +create table t2 (a int); +create table t1 (a int, b int as (a % 2) persistent references t2(a)); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` int(11) DEFAULT NULL, + `b` int(11) AS (a % 2) PERSISTENT +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +drop table t1; +create table t1 (a int, b int as (a % 2)); +alter table t1 modify b int as (a % 2) persistent references t2(a); +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'references t2(a)' at line 1 +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` int(11) DEFAULT NULL, + `b` int(11) AS (a % 2) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +drop table t1; === added file 'mysql-test/suite/vcol/r/vcol_column_def_options_myisam.result' --- a/mysql-test/suite/vcol/r/vcol_column_def_options_myisam.result 1970-01-01 00:00:00 +0000 +++ b/mysql-test/suite/vcol/r/vcol_column_def_options_myisam.result 2009-10-16 22:57:48 +0000 @@ -0,0 +1,146 @@ +SET @@session.storage_engine = 'MyISAM'; +# +# Section 1. Wrong column definition options +# - NOT NULL +# - NULL +# - DEFAULT <value> +# - AUTO_INCREMENT +# - [PRIMARY] KEY +# NOT NULL +create table t1 (a int, b int as (a+1) not null); +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'not null)' at line 1 +create table t1 (a int); +alter table t1 add column b int as (a+1) not null; +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'not null' at line 1 +drop table t1; +# NULL +create table t1 (a int, b int as (a+1) null); +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'null)' at line 1 +create table t1 (a int); +alter table t1 add column b int as (a+1) null; +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'null' at line 1 +drop table t1; +# DEFAULT +create table t1 (a int, b int as (a+1) default 0); +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'default 0)' at line 1 +create table t1 (a int); +alter table t1 add column b int as (a+1) default 0; +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'default 0' at line 1 +drop table t1; +# AUTO_INCREMENT +create table t1 (a int, b int as (a+1) AUTO_INCREMENT); +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'AUTO_INCREMENT)' at line 1 +create table t1 (a int); +alter table t1 add column b int as (a+1) AUTO_INCREMENT; +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'AUTO_INCREMENT' at line 1 +drop table t1; +# [PRIMARY] KEY +create table t1 (a int, b int as (a+1) key); +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'key)' at line 1 +create table t1 (a int, b int as (a+1) primary key); +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'primary key)' at line 1 +create table t1 (a int); +alter table t1 add column b int as (a+1) key; +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'key' at line 1 +alter table t1 add column b int as (a+1) primary key; +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'primary key' at line 1 +drop table t1; +# Section 2. Other column definition options +# - COMMENT +# - REFERENCES (only syntax testing here) +# - STORED (only systax testing here) +create table t1 (a int, b int as (a % 2) comment 'my comment'); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` int(11) DEFAULT NULL, + `b` int(11) AS (a % 2) VIRTUAL COMMENT 'my comment' +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +describe t1; +Field Type Null Key Default Extra +a int(11) YES NULL +b int(11) YES NULL VIRTUAL +drop table t1; +create table t1 (a int, b int as (a % 2)); +alter table t1 modify b int as (a % 2) comment 'my comment'; +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` int(11) DEFAULT NULL, + `b` int(11) AS (a % 2) VIRTUAL COMMENT 'my comment' +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +describe t1; +Field Type Null Key Default Extra +a int(11) YES NULL +b int(11) YES NULL VIRTUAL +insert into t1 (a) values (1); +select * from t1; +a b +1 1 +insert into t1 values (2,default); +select a,b from t1; +a b +1 1 +2 0 +create table t2 like t1; +show create table t2; +Table Create Table +t2 CREATE TABLE `t2` ( + `a` int(11) DEFAULT NULL, + `b` int(11) AS (a % 2) VIRTUAL COMMENT 'my comment' +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +describe t2; +Field Type Null Key Default Extra +a int(11) YES NULL +b int(11) YES NULL VIRTUAL +insert into t2 (a) values (1); +select * from t2; +a b +1 1 +insert into t2 values (2,default); +select a,b from t2; +a b +1 1 +2 0 +drop table t2; +drop table t1; +create table t1 (a int, b int as (a % 2) persistent); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` int(11) DEFAULT NULL, + `b` int(11) AS (a % 2) PERSISTENT +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +describe t1; +Field Type Null Key Default Extra +a int(11) YES NULL +b int(11) YES NULL VIRTUAL +insert into t1 (a) values (1); +select * from t1; +a b +1 1 +insert into t1 values (2,default); +select a,b from t1; +a b +1 1 +2 0 +drop table t1; +create table t2 (a int); +create table t1 (a int, b int as (a % 2) persistent references t2(a)); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` int(11) DEFAULT NULL, + `b` int(11) AS (a % 2) PERSISTENT +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +drop table t1; +create table t1 (a int, b int as (a % 2)); +alter table t1 modify b int as (a % 2) persistent references t2(a); +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'references t2(a)' at line 1 +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` int(11) DEFAULT NULL, + `b` int(11) AS (a % 2) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +drop table t1; === added file 'mysql-test/suite/vcol/r/vcol_csv.result' --- a/mysql-test/suite/vcol/r/vcol_csv.result 1970-01-01 00:00:00 +0000 +++ b/mysql-test/suite/vcol/r/vcol_csv.result 2009-10-16 22:57:48 +0000 @@ -0,0 +1,7 @@ +SET @@session.storage_engine = 'CSV'; +create table t1 (a int, b int as (a+1)); +ERROR HY000: 'Specified storage engine' is not yet supported for computed columns. +create table t1 (a int not null); +alter table t1 add column b int as (a+1); +ERROR HY000: 'Specified storage engine' is not yet supported for computed columns. +drop table t1; === added file 'mysql-test/suite/vcol/r/vcol_handler_innodb.result' --- a/mysql-test/suite/vcol/r/vcol_handler_innodb.result 1970-01-01 00:00:00 +0000 +++ b/mysql-test/suite/vcol/r/vcol_handler_innodb.result 2009-10-16 22:57:48 +0000 @@ -0,0 +1,76 @@ +SET @@session.storage_engine = 'InnoDB'; +create table t1 (a int, +b int as (-a), +c int as (-a) persistent, +d char(1), +index (a), +index (c)); +insert into t1 (a,d) values (4,'a'), (2,'b'), (1,'c'), (3,'d'); +select * from t1; +a b c d +4 -4 -4 a +2 -2 -2 b +1 -1 -1 c +3 -3 -3 d +# HANDLER tbl_name OPEN +handler t1 open; +# HANDLER tbl_name READ non-vcol_index_name > (value1,value2,...) +handler t1 read a > (2); +a b c d +3 -3 -3 d +# HANDLER tbl_name READ non-vcol_index_name > (value1,value2,...) WHERE non-vcol_field=expr +handler t1 read a > (2) where d='c'; +a b c d +# HANDLER tbl_name READ vcol_index_name = (value1,value2,...) +handler t1 read c = (-2); +a b c d +2 -2 -2 b +# HANDLER tbl_name READ vcol_index_name = (value1,value2,...) WHERE non-vcol_field=expr +handler t1 read c = (-2) where d='c'; +a b c d +# HANDLER tbl_name READ non-vcol_index_name > (value1,value2,...) WHERE vcol_field=expr +handler t1 read a > (2) where b=-3 && c=-3; +a b c d +3 -3 -3 d +# HANDLER tbl_name READ vcol_index_name <= (value1,value2,...) +handler t1 read c <= (-2); +a b c d +2 -2 -2 b +# HANDLER tbl_name READ vcol_index_name > (value1,value2,...) WHERE vcol_field=expr +handler t1 read c <= (-2) where b=-3; +a b c d +3 -3 -3 d +# HANDLER tbl_name READ vcol_index_name FIRST +handler t1 read c first; +a b c d +4 -4 -4 a +# HANDLER tbl_name READ vcol_index_name NEXT +handler t1 read c next; +a b c d +3 -3 -3 d +# HANDLER tbl_name READ vcol_index_name PREV +handler t1 read c prev; +a b c d +4 -4 -4 a +# HANDLER tbl_name READ vcol_index_name LAST +handler t1 read c last; +a b c d +1 -1 -1 c +# HANDLER tbl_name READ FIRST where non-vcol=expr +handler t1 read FIRST where a >= 2; +a b c d +4 -4 -4 a +# HANDLER tbl_name READ FIRST where vcol=expr +handler t1 read FIRST where b >= -2; +a b c d +2 -2 -2 b +# HANDLER tbl_name READ NEXT where non-vcol=expr +handler t1 read NEXT where d='c'; +a b c d +1 -1 -1 c +# HANDLER tbl_name READ NEXT where vcol=expr +handler t1 read NEXT where b<=-4; +a b c d +# HANDLER tbl_name CLOSE +handler t1 close; +drop table t1; === added file 'mysql-test/suite/vcol/r/vcol_handler_myisam.result' --- a/mysql-test/suite/vcol/r/vcol_handler_myisam.result 1970-01-01 00:00:00 +0000 +++ b/mysql-test/suite/vcol/r/vcol_handler_myisam.result 2009-10-16 22:57:48 +0000 @@ -0,0 +1,76 @@ +SET @@session.storage_engine = 'MyISAM'; +create table t1 (a int, +b int as (-a), +c int as (-a) persistent, +d char(1), +index (a), +index (c)); +insert into t1 (a,d) values (4,'a'), (2,'b'), (1,'c'), (3,'d'); +select * from t1; +a b c d +4 -4 -4 a +2 -2 -2 b +1 -1 -1 c +3 -3 -3 d +# HANDLER tbl_name OPEN +handler t1 open; +# HANDLER tbl_name READ non-vcol_index_name > (value1,value2,...) +handler t1 read a > (2); +a b c d +3 -3 -3 d +# HANDLER tbl_name READ non-vcol_index_name > (value1,value2,...) WHERE non-vcol_field=expr +handler t1 read a > (2) where d='c'; +a b c d +# HANDLER tbl_name READ vcol_index_name = (value1,value2,...) +handler t1 read c = (-2); +a b c d +2 -2 -2 b +# HANDLER tbl_name READ vcol_index_name = (value1,value2,...) WHERE non-vcol_field=expr +handler t1 read c = (-2) where d='c'; +a b c d +# HANDLER tbl_name READ non-vcol_index_name > (value1,value2,...) WHERE vcol_field=expr +handler t1 read a > (2) where b=-3 && c=-3; +a b c d +3 -3 -3 d +# HANDLER tbl_name READ vcol_index_name <= (value1,value2,...) +handler t1 read c <= (-2); +a b c d +2 -2 -2 b +# HANDLER tbl_name READ vcol_index_name > (value1,value2,...) WHERE vcol_field=expr +handler t1 read c <= (-2) where b=-3; +a b c d +3 -3 -3 d +# HANDLER tbl_name READ vcol_index_name FIRST +handler t1 read c first; +a b c d +4 -4 -4 a +# HANDLER tbl_name READ vcol_index_name NEXT +handler t1 read c next; +a b c d +3 -3 -3 d +# HANDLER tbl_name READ vcol_index_name PREV +handler t1 read c prev; +a b c d +4 -4 -4 a +# HANDLER tbl_name READ vcol_index_name LAST +handler t1 read c last; +a b c d +1 -1 -1 c +# HANDLER tbl_name READ FIRST where non-vcol=expr +handler t1 read FIRST where a >= 2; +a b c d +4 -4 -4 a +# HANDLER tbl_name READ FIRST where vcol=expr +handler t1 read FIRST where b >= -2; +a b c d +2 -2 -2 b +# HANDLER tbl_name READ NEXT where non-vcol=expr +handler t1 read NEXT where d='c'; +a b c d +1 -1 -1 c +# HANDLER tbl_name READ NEXT where vcol=expr +handler t1 read NEXT where b<=-4; +a b c d +# HANDLER tbl_name CLOSE +handler t1 close; +drop table t1; === added file 'mysql-test/suite/vcol/r/vcol_ins_upd_innodb.result' --- a/mysql-test/suite/vcol/r/vcol_ins_upd_innodb.result 1970-01-01 00:00:00 +0000 +++ b/mysql-test/suite/vcol/r/vcol_ins_upd_innodb.result 2009-10-16 22:57:48 +0000 @@ -0,0 +1,427 @@ +SET @@session.storage_engine = 'InnoDB'; +create table t1 (a int, +b int as (-a), +c int as (-a) persistent); +set sql_warnings = 1; +# +# *** INSERT *** +# +# INSERT INTO tbl_name VALUES... DEFAULT is specified against vcols +insert into t1 values (1,default,default); +select * from t1; +a b c +1 -1 -1 +delete from t1; +select * from t1; +a b c +# INSERT INTO tbl_name VALUES... NULL is specified against vcols +insert into t1 values (1,null,null); +select * from t1; +a b c +1 -1 -1 +delete from t1; +select * from t1; +a b c +# INSERT INTO tbl_name VALUES... a non-NULL value is specified against vcols +insert into t1 values (1,2,3); +Warnings: +Warning 1645 The value specified for computed column 'b' in table 't1' ignored. +Warning 1645 The value specified for computed column 'c' in table 't1' ignored. +select * from t1; +a b c +1 -1 -1 +delete from t1; +select * from t1; +a b c +# INSERT INTO tbl_name (<non_vcol_list>) VALUES... +insert into t1 (a) values (1), (2); +select * from t1; +a b c +1 -1 -1 +2 -2 -2 +delete from t1; +select * from t1; +a b c +# INSERT INTO tbl_name (<normal+vcols>) VALUES... DEFAULT is specified +# against vcols +insert into t1 (a,b) values (1,default), (2,default); +select * from t1; +a b c +1 -1 -1 +2 -2 -2 +delete from t1; +select * from t1; +a b c +# INSERT INTO tbl_name (<normal+vcols>) VALUES... NULL is specified against vcols +insert into t1 (a,b) values (1,null), (2,null); +select * from t1; +a b c +1 -1 -1 +2 -2 -2 +delete from t1; +select * from t1; +a b c +# INSERT INTO tbl_name (<normal+vcols>) VALUES... a non-NULL value is specified +# against vcols +insert into t1 (a,b) values (1,3), (2,4); +Warnings: +Warning 1645 The value specified for computed column 'b' in table 't1' ignored. +Warning 1645 The value specified for computed column 'b' in table 't1' ignored. +select * from t1; +a b c +1 -1 -1 +2 -2 -2 +delete from t1; +select * from t1; +a b c +drop table t1; +# Table with UNIQUE non-vcol field. INSERT INTO tbl_name VALUES... ON DUPLICATE +# KEY UPDATE <non_vcol>=expr, <vcol>=expr +create table t1 (a int unique, +b int as (-a), +c int as (-a) persistent); +insert into t1 values (1,default,default); +insert into t1 values (1,default,default) +on duplicate key update a=2, b=default; +select a,b,c from t1; +a b c +2 -2 -2 +delete from t1 where b in (1,2); +select * from t1; +a b c +2 -2 -2 +drop table t1; +# Table with UNIQUE vcol field. INSERT INTO tbl_name VALUES... ON DUPLICATE +# KEY UPDATE <non_vcol>=expr, <vcol>=expr +create table t1 (a int, +b int as (-a), +c int as (-a) persistent unique); +insert into t1 values (1,default,default); +insert into t1 values (1,default,default) +on duplicate key update a=2, b=default; +select a,b,c from t1; +a b c +2 -2 -2 +# CREATE new_table ... LIKE old_table +# INSERT INTO new_table SELECT * from old_table +create table t2 like t1; +insert into t2 select * from t1; +Warnings: +Warning 1645 The value specified for computed column 'b' in table 't2' ignored. +Warning 1645 The value specified for computed column 'c' in table 't2' ignored. +select * from t1; +a b c +2 -2 -2 +drop table t2; +# CREATE new_table ... LIKE old_table INSERT INTO new_table (<non-vcols>, <vcols>) +# SELECT <non-vcols>, <vcols> from old_table +insert into t1 values (1,default,default); +select * from t1; +a b c +2 -2 -2 +1 -1 -1 +create table t2 like t1; +insert into t2 (a,b) select a,b from t1; +Warnings: +Warning 1645 The value specified for computed column 'b' in table 't2' ignored. +Warning 1645 The value specified for computed column 'b' in table 't2' ignored. +select * from t2; +a b c +2 -2 -2 +1 -1 -1 +drop table t2; +drop table t1; +# +# *** UPDATE *** +# +# UPDATE tbl_name SET non-vcol=expr WHERE non-vcol=expr +create table t1 (a int, +b int as (-a), +c int as (-a) persistent); +insert into t1 (a) values (1), (2); +select * from t1; +a b c +1 -1 -1 +2 -2 -2 +update t1 set a=3 where a=2; +select * from t1; +a b c +1 -1 -1 +3 -3 -3 +delete from t1; +select * from t1; +a b c +# UPDATE tbl_name SET vcol=expr WHERE non-vcol=expr +insert into t1 (a) values (1), (2); +select * from t1; +a b c +1 -1 -1 +2 -2 -2 +update t1 set c=3 where a=2; +Warnings: +Warning 1645 The value specified for computed column 'c' in table 't1' ignored. +select * from t1; +a b c +1 -1 -1 +2 -2 -2 +delete from t1; +select * from t1; +a b c +# UPDATE tbl_name SET non-vcol=expr WHERE vcol=expr +insert into t1 (a) values (1), (2); +select * from t1; +a b c +1 -1 -1 +2 -2 -2 +update t1 set a=3 where b=-2; +select * from t1; +a b c +1 -1 -1 +3 -3 -3 +delete from t1; +select * from t1; +a b c +# UPDATE tbl_name SET vcol=expr WHERE vcol=expr +insert into t1 (a) values (1), (2); +select * from t1; +a b c +1 -1 -1 +2 -2 -2 +update t1 set c=3 where b=-2; +Warnings: +Warning 1645 The value specified for computed column 'c' in table 't1' ignored. +select * from t1; +a b c +1 -1 -1 +2 -2 -2 +delete from t1; +select * from t1; +a b c +drop table t1; +# INDEX created on vcol +# UPDATE tbl_name SET non-vcol=expr WHERE vcol=const +create table t1 (a int, +b int as (-a), +c int as (-a) persistent unique); +insert into t1 (a) values (1), (2); +select * from t1; +a b c +1 -1 -1 +2 -2 -2 +update t1 set a=3 where c=-2; +select * from t1; +a b c +1 -1 -1 +3 -3 -3 +delete from t1; +select * from t1; +a b c +# INDEX created on vcol +# UPDATE tbl_name SET non-vcol=expr WHERE vcol=between const1 and const2 +insert into t1 (a) values (1), (2); +select * from t1; +a b c +1 -1 -1 +2 -2 -2 +update t1 set a=3 where c between -3 and -2; +select * from t1; +a b c +1 -1 -1 +3 -3 -3 +delete from t1; +select * from t1; +a b c +# No INDEX created on vcol +# UPDATE tbl_name SET non-vcol=expr WHERE vcol=between const1 and const2 +insert into t1 (a) values (1), (2); +select * from t1; +a b c +1 -1 -1 +2 -2 -2 +update t1 set a=3 where b between -3 and -2; +select * from t1; +a b c +1 -1 -1 +3 -3 -3 +delete from t1; +select * from t1; +a b c +# INDEX created on vcol +# UPDATE tbl_name SET non-vcol=expr +# WHERE vcol=between const1 and const2 ORDER BY vcol +insert into t1 (a) values (1), (2), (3), (4), (5); +select * from t1; +a b c +1 -1 -1 +2 -2 -2 +3 -3 -3 +4 -4 -4 +5 -5 -5 +update t1 set a=6 where c between -1 and 0 +order by c; +select * from t1; +a b c +6 -6 -6 +2 -2 -2 +3 -3 -3 +4 -4 -4 +5 -5 -5 +delete from t1 where c between -6 and 0; +select * from t1; +a b c +# INDEX created on vcol +# UPDATE tbl_name SET non-vcol=expr +# WHERE vcol=between const1 and const2 ORDER BY vcol LIMIT 2 +insert into t1 (a) values (1), (2), (3), (4), (5); +select * from t1; +a b c +1 -1 -1 +2 -2 -2 +3 -3 -3 +4 -4 -4 +5 -5 -5 +update t1 set a=6 where c between -1 and 0 +order by c limit 2; +select * from t1; +a b c +6 -6 -6 +2 -2 -2 +3 -3 -3 +4 -4 -4 +5 -5 -5 +delete from t1 where c between -2 and 0 order by c; +select * from t1; +a b c +6 -6 -6 +3 -3 -3 +4 -4 -4 +5 -5 -5 +delete from t1; +# INDEX created on vcol +# UPDATE tbl_name SET non-vcol=expr +# WHERE indexed vcol=between const1 and const2 and non-indexed vcol=const3 +insert into t1 (a) values (1), (2), (3), (4), (5); +select * from t1; +a b c +1 -1 -1 +2 -2 -2 +3 -3 -3 +4 -4 -4 +5 -5 -5 +update t1 set a=6 where (c between -2 and 0) and (b=-1); +select * from t1; +a b c +6 -6 -6 +2 -2 -2 +3 -3 -3 +4 -4 -4 +5 -5 -5 +delete from t1; +# INDEX created on vcol +# UPDATE tbl_name SET non-vcol=expr +# WHERE indexed vcol=between const1 and const2 and non-indexed vcol=const3 +# ORDER BY indexed vcol +insert into t1 (a) values (1), (2), (3), (4), (5); +select * from t1; +a b c +1 -1 -1 +2 -2 -2 +3 -3 -3 +4 -4 -4 +5 -5 -5 +update t1 set a=6 where (c between -2 and 0) and (b=-1) order by c; +select * from t1; +a b c +6 -6 -6 +2 -2 -2 +3 -3 -3 +4 -4 -4 +5 -5 -5 +delete from t1; +drop table t1; +# +# Verify ON UPDATE/DELETE actions of FOREIGN KEYs +create table t2 (a int primary key, name varchar(10)); +create table t1 (a int primary key, b int as (a % 10) persistent); +insert into t2 values (1, 'value1'), (2,'value2'), (3,'value3'); +insert into t1 (a) values (1),(2),(3); +select * from t1; +a b +1 1 +2 2 +3 3 +select * from t2; +a name +1 value1 +2 value2 +3 value3 +select t1.a, t1.b, t2.name from t1,t2 where t1.b=t2.a; +a b name +1 1 value1 +2 2 value2 +3 3 value3 +# - ON UPDATE RESTRICT +alter table t1 add foreign key (b) references t2(a) on update restrict; +insert into t1 (a) values (4); +ERROR 23000: Cannot add or update a child row: a foreign key constraint fails (`test`.`t1`, CONSTRAINT `t1_ibfk_1` FOREIGN KEY (`b`) REFERENCES `t2` (`a`)) +update t2 set a=4 where a=3; +ERROR 23000: Cannot delete or update a parent row: a foreign key constraint fails (`test`.`t1`, CONSTRAINT `t1_ibfk_1` FOREIGN KEY (`b`) REFERENCES `t2` (`a`)) +select t1.a, t1.b, t2.name from t1,t2 where t1.b=t2.a; +a b name +1 1 value1 +2 2 value2 +3 3 value3 +alter table t1 drop foreign key t1_ibfk_1; +# - ON DELETE RESTRICT +alter table t1 add foreign key (b) references t2(a) on delete restrict; +delete from t2 where a=3; +ERROR 23000: Cannot delete or update a parent row: a foreign key constraint fails (`test`.`t1`, CONSTRAINT `t1_ibfk_1` FOREIGN KEY (`b`) REFERENCES `t2` (`a`)) +select t1.a, t1.b, t2.name from t1,t2 where t1.b=t2.a; +a b name +1 1 value1 +2 2 value2 +3 3 value3 +select t1.a, t1.b, t2.name from t1 left outer join t2 on (t1.b=t2.a); +a b name +1 1 value1 +2 2 value2 +3 3 value3 +alter table t1 drop foreign key t1_ibfk_1; +# - ON DELETE CASCADE +alter table t1 add foreign key (b) references t2(a) on delete cascade; +delete from t2 where a=3; +select t1.a, t1.b, t2.name from t1,t2 where t1.b=t2.a; +a b name +1 1 value1 +2 2 value2 +select t1.a, t1.b, t2.name from t1 left outer join t2 on (t1.b=t2.a); +a b name +1 1 value1 +2 2 value2 +alter table t1 drop foreign key t1_ibfk_1; +drop table t1; +drop table t2; +# +# *** REPLACE *** +# +# UNIQUE INDEX on vcol +# REPLACE tbl_name (non-vcols) VALUES (non-vcols); +create table t1 (a int, +b int as (-a), +c int as (-a) persistent unique, +d varchar(16)); +insert into t1 (a,d) values (1,'a'), (2,'b'); +select * from t1; +a b c d +1 -1 -1 a +2 -2 -2 b +replace t1 (a,d) values (1,'c'); +select * from t1; +a b c d +1 -1 -1 c +2 -2 -2 b +delete from t1; +select * from t1; +a b c d +set sql_warnings = 0; +drop table t1; === added file 'mysql-test/suite/vcol/r/vcol_ins_upd_myisam.result' --- a/mysql-test/suite/vcol/r/vcol_ins_upd_myisam.result 1970-01-01 00:00:00 +0000 +++ b/mysql-test/suite/vcol/r/vcol_ins_upd_myisam.result 2009-10-16 22:57:48 +0000 @@ -0,0 +1,365 @@ +SET @@session.storage_engine = 'MyISAM'; +create table t1 (a int, +b int as (-a), +c int as (-a) persistent); +set sql_warnings = 1; +# +# *** INSERT *** +# +# INSERT INTO tbl_name VALUES... DEFAULT is specified against vcols +insert into t1 values (1,default,default); +select * from t1; +a b c +1 -1 -1 +delete from t1; +select * from t1; +a b c +# INSERT INTO tbl_name VALUES... NULL is specified against vcols +insert into t1 values (1,null,null); +select * from t1; +a b c +1 -1 -1 +delete from t1; +select * from t1; +a b c +# INSERT INTO tbl_name VALUES... a non-NULL value is specified against vcols +insert into t1 values (1,2,3); +Warnings: +Warning 1645 The value specified for computed column 'b' in table 't1' ignored. +Warning 1645 The value specified for computed column 'c' in table 't1' ignored. +select * from t1; +a b c +1 -1 -1 +delete from t1; +select * from t1; +a b c +# INSERT INTO tbl_name (<non_vcol_list>) VALUES... +insert into t1 (a) values (1), (2); +select * from t1; +a b c +1 -1 -1 +2 -2 -2 +delete from t1; +select * from t1; +a b c +# INSERT INTO tbl_name (<normal+vcols>) VALUES... DEFAULT is specified +# against vcols +insert into t1 (a,b) values (1,default), (2,default); +select * from t1; +a b c +1 -1 -1 +2 -2 -2 +delete from t1; +select * from t1; +a b c +# INSERT INTO tbl_name (<normal+vcols>) VALUES... NULL is specified against vcols +insert into t1 (a,b) values (1,null), (2,null); +select * from t1; +a b c +1 -1 -1 +2 -2 -2 +delete from t1; +select * from t1; +a b c +# INSERT INTO tbl_name (<normal+vcols>) VALUES... a non-NULL value is specified +# against vcols +insert into t1 (a,b) values (1,3), (2,4); +Warnings: +Warning 1645 The value specified for computed column 'b' in table 't1' ignored. +Warning 1645 The value specified for computed column 'b' in table 't1' ignored. +select * from t1; +a b c +1 -1 -1 +2 -2 -2 +delete from t1; +select * from t1; +a b c +drop table t1; +# Table with UNIQUE non-vcol field. INSERT INTO tbl_name VALUES... ON DUPLICATE +# KEY UPDATE <non_vcol>=expr, <vcol>=expr +create table t1 (a int unique, +b int as (-a), +c int as (-a) persistent); +insert into t1 values (1,default,default); +insert into t1 values (1,default,default) +on duplicate key update a=2, b=default; +select a,b,c from t1; +a b c +2 -2 -2 +delete from t1 where b in (1,2); +select * from t1; +a b c +2 -2 -2 +drop table t1; +# Table with UNIQUE vcol field. INSERT INTO tbl_name VALUES... ON DUPLICATE +# KEY UPDATE <non_vcol>=expr, <vcol>=expr +create table t1 (a int, +b int as (-a), +c int as (-a) persistent unique); +insert into t1 values (1,default,default); +insert into t1 values (1,default,default) +on duplicate key update a=2, b=default; +select a,b,c from t1; +a b c +2 -2 -2 +# CREATE new_table ... LIKE old_table +# INSERT INTO new_table SELECT * from old_table +create table t2 like t1; +insert into t2 select * from t1; +Warnings: +Warning 1645 The value specified for computed column 'b' in table 't2' ignored. +Warning 1645 The value specified for computed column 'c' in table 't2' ignored. +select * from t1; +a b c +2 -2 -2 +drop table t2; +# CREATE new_table ... LIKE old_table INSERT INTO new_table (<non-vcols>, <vcols>) +# SELECT <non-vcols>, <vcols> from old_table +insert into t1 values (1,default,default); +select * from t1; +a b c +2 -2 -2 +1 -1 -1 +create table t2 like t1; +insert into t2 (a,b) select a,b from t1; +Warnings: +Warning 1645 The value specified for computed column 'b' in table 't2' ignored. +Warning 1645 The value specified for computed column 'b' in table 't2' ignored. +select * from t2; +a b c +2 -2 -2 +1 -1 -1 +drop table t2; +drop table t1; +# +# *** UPDATE *** +# +# UPDATE tbl_name SET non-vcol=expr WHERE non-vcol=expr +create table t1 (a int, +b int as (-a), +c int as (-a) persistent); +insert into t1 (a) values (1), (2); +select * from t1; +a b c +1 -1 -1 +2 -2 -2 +update t1 set a=3 where a=2; +select * from t1; +a b c +1 -1 -1 +3 -3 -3 +delete from t1; +select * from t1; +a b c +# UPDATE tbl_name SET vcol=expr WHERE non-vcol=expr +insert into t1 (a) values (1), (2); +select * from t1; +a b c +1 -1 -1 +2 -2 -2 +update t1 set c=3 where a=2; +Warnings: +Warning 1645 The value specified for computed column 'c' in table 't1' ignored. +select * from t1; +a b c +1 -1 -1 +2 -2 -2 +delete from t1; +select * from t1; +a b c +# UPDATE tbl_name SET non-vcol=expr WHERE vcol=expr +insert into t1 (a) values (1), (2); +select * from t1; +a b c +1 -1 -1 +2 -2 -2 +update t1 set a=3 where b=-2; +select * from t1; +a b c +1 -1 -1 +3 -3 -3 +delete from t1; +select * from t1; +a b c +# UPDATE tbl_name SET vcol=expr WHERE vcol=expr +insert into t1 (a) values (1), (2); +select * from t1; +a b c +1 -1 -1 +2 -2 -2 +update t1 set c=3 where b=-2; +Warnings: +Warning 1645 The value specified for computed column 'c' in table 't1' ignored. +select * from t1; +a b c +1 -1 -1 +2 -2 -2 +delete from t1; +select * from t1; +a b c +drop table t1; +# INDEX created on vcol +# UPDATE tbl_name SET non-vcol=expr WHERE vcol=const +create table t1 (a int, +b int as (-a), +c int as (-a) persistent unique); +insert into t1 (a) values (1), (2); +select * from t1; +a b c +1 -1 -1 +2 -2 -2 +update t1 set a=3 where c=-2; +select * from t1; +a b c +1 -1 -1 +3 -3 -3 +delete from t1; +select * from t1; +a b c +# INDEX created on vcol +# UPDATE tbl_name SET non-vcol=expr WHERE vcol=between const1 and const2 +insert into t1 (a) values (1), (2); +select * from t1; +a b c +1 -1 -1 +2 -2 -2 +update t1 set a=3 where c between -3 and -2; +select * from t1; +a b c +1 -1 -1 +3 -3 -3 +delete from t1; +select * from t1; +a b c +# No INDEX created on vcol +# UPDATE tbl_name SET non-vcol=expr WHERE vcol=between const1 and const2 +insert into t1 (a) values (1), (2); +select * from t1; +a b c +1 -1 -1 +2 -2 -2 +update t1 set a=3 where b between -3 and -2; +select * from t1; +a b c +1 -1 -1 +3 -3 -3 +delete from t1; +select * from t1; +a b c +# INDEX created on vcol +# UPDATE tbl_name SET non-vcol=expr +# WHERE vcol=between const1 and const2 ORDER BY vcol +insert into t1 (a) values (1), (2), (3), (4), (5); +select * from t1; +a b c +1 -1 -1 +2 -2 -2 +3 -3 -3 +4 -4 -4 +5 -5 -5 +update t1 set a=6 where c between -1 and 0 +order by c; +select * from t1; +a b c +6 -6 -6 +2 -2 -2 +3 -3 -3 +4 -4 -4 +5 -5 -5 +delete from t1 where c between -6 and 0; +select * from t1; +a b c +# INDEX created on vcol +# UPDATE tbl_name SET non-vcol=expr +# WHERE vcol=between const1 and const2 ORDER BY vcol LIMIT 2 +insert into t1 (a) values (1), (2), (3), (4), (5); +select * from t1; +a b c +5 -5 -5 +4 -4 -4 +3 -3 -3 +2 -2 -2 +1 -1 -1 +update t1 set a=6 where c between -1 and 0 +order by c limit 2; +select * from t1; +a b c +5 -5 -5 +4 -4 -4 +3 -3 -3 +2 -2 -2 +6 -6 -6 +delete from t1 where c between -2 and 0 order by c; +select * from t1; +a b c +5 -5 -5 +4 -4 -4 +3 -3 -3 +6 -6 -6 +delete from t1; +# INDEX created on vcol +# UPDATE tbl_name SET non-vcol=expr +# WHERE indexed vcol=between const1 and const2 and non-indexed vcol=const3 +insert into t1 (a) values (1), (2), (3), (4), (5); +select * from t1; +a b c +1 -1 -1 +2 -2 -2 +3 -3 -3 +4 -4 -4 +5 -5 -5 +update t1 set a=6 where (c between -2 and 0) and (b=-1); +select * from t1; +a b c +6 -6 -6 +2 -2 -2 +3 -3 -3 +4 -4 -4 +5 -5 -5 +delete from t1; +# INDEX created on vcol +# UPDATE tbl_name SET non-vcol=expr +# WHERE indexed vcol=between const1 and const2 and non-indexed vcol=const3 +# ORDER BY indexed vcol +insert into t1 (a) values (1), (2), (3), (4), (5); +select * from t1; +a b c +1 -1 -1 +2 -2 -2 +3 -3 -3 +4 -4 -4 +5 -5 -5 +update t1 set a=6 where (c between -2 and 0) and (b=-1) order by c; +select * from t1; +a b c +6 -6 -6 +2 -2 -2 +3 -3 -3 +4 -4 -4 +5 -5 -5 +delete from t1; +drop table t1; +# +# *** REPLACE *** +# +# UNIQUE INDEX on vcol +# REPLACE tbl_name (non-vcols) VALUES (non-vcols); +create table t1 (a int, +b int as (-a), +c int as (-a) persistent unique, +d varchar(16)); +insert into t1 (a,d) values (1,'a'), (2,'b'); +select * from t1; +a b c d +1 -1 -1 a +2 -2 -2 b +replace t1 (a,d) values (1,'c'); +select * from t1; +a b c d +1 -1 -1 c +2 -2 -2 b +delete from t1; +select * from t1; +a b c d +set sql_warnings = 0; +drop table t1; === added file 'mysql-test/suite/vcol/r/vcol_keys_innodb.result' --- a/mysql-test/suite/vcol/r/vcol_keys_innodb.result 1970-01-01 00:00:00 +0000 +++ b/mysql-test/suite/vcol/r/vcol_keys_innodb.result 2009-10-16 22:57:48 +0000 @@ -0,0 +1,151 @@ +SET @@session.storage_engine = 'InnoDB'; +# - UNIQUE KEY +# - INDEX +# - FULLTEXT INDEX +# - SPATIAL INDEX (not supported) +# - FOREIGN INDEX (partially supported) +# - CHECK (allowed but not used) +# UNIQUE +create table t1 (a int, b int as (a*2) unique); +ERROR HY000: Key/Index cannot be defined on a non-stored computed column. +create table t1 (a int, b int as (a*2) persistent unique); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` int(11) DEFAULT NULL, + `b` int(11) AS (a*2) PERSISTENT, + UNIQUE KEY `b` (`b`) +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +describe t1; +Field Type Null Key Default Extra +a int(11) YES NULL +b int(11) YES UNI NULL VIRTUAL +drop table t1; +create table t1 (a int, b int as (a*2), unique key (b)); +ERROR HY000: Key/Index cannot be defined on a non-stored computed column. +create table t1 (a int, b int as (a*2) persistent, unique (b)); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` int(11) DEFAULT NULL, + `b` int(11) AS (a*2) PERSISTENT, + UNIQUE KEY `b` (`b`) +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +describe t1; +Field Type Null Key Default Extra +a int(11) YES NULL +b int(11) YES UNI NULL VIRTUAL +drop table t1; +create table t1 (a int, b int as (a*2)); +alter table t1 add unique key (b); +ERROR HY000: Key/Index cannot be defined on a non-stored computed column. +drop table t1; +create table t1 (a int, b int as (a*2) persistent); +alter table t1 add unique key (b); +drop table t1; +# Testing data manipulation operations involving UNIQUE keys +# on virtual columns can be found in: +# - vcol_ins_upd.inc +# - vcol_select.inc +# +# INDEX +create table t1 (a int, b int as (a*2), index (b)); +ERROR HY000: Key/Index cannot be defined on a non-stored computed column. +create table t1 (a int, b int as (a*2), index (a,b)); +ERROR HY000: Key/Index cannot be defined on a non-stored computed column. +create table t1 (a int, b int as (a*2) persistent, index (b)); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` int(11) DEFAULT NULL, + `b` int(11) AS (a*2) PERSISTENT, + KEY `b` (`b`) +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +describe t1; +Field Type Null Key Default Extra +a int(11) YES NULL +b int(11) YES MUL NULL VIRTUAL +drop table t1; +create table t1 (a int, b int as (a*2) persistent, index (a,b)); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` int(11) DEFAULT NULL, + `b` int(11) AS (a*2) PERSISTENT, + KEY `a` (`a`,`b`) +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +describe t1; +Field Type Null Key Default Extra +a int(11) YES MUL NULL +b int(11) YES NULL VIRTUAL +drop table t1; +create table t1 (a int, b int as (a*2)); +alter table t1 add index (b); +ERROR HY000: Key/Index cannot be defined on a non-stored computed column. +alter table t1 add index (a,b); +ERROR HY000: Key/Index cannot be defined on a non-stored computed column. +drop table t1; +create table t1 (a int, b int as (a*2) persistent); +alter table t1 add index (b); +drop table t1; +create table t1 (a int, b int as (a*2) persistent); +alter table t1 add index (a,b); +create table t2 like t1; +drop table t2; +drop table t1; +# Testing data manipulation operations involving INDEX +# on virtual columns can be found in: +# - vcol_select.inc +# +# TODO: FULLTEXT INDEX +# SPATIAL INDEX +# FOREIGN KEY +# Rejected FK options. +create table t1 (a int, b int as (a+1) persistent, +foreign key (b) references t2(a) on update set null); +ERROR HY000: Cannot define foreign key with ON UPDATE SET NULL clause on a computed column. +create table t1 (a int, b int as (a+1) persistent, +foreign key (b) references t2(a) on update cascade); +ERROR HY000: Cannot define foreign key with ON UPDATE CASCADE clause on a computed column. +create table t1 (a int, b int as (a+1) persistent, +foreign key (b) references t2(a) on delete set null); +ERROR HY000: Cannot define foreign key with ON DELETE SET NULL clause on a computed column. +create table t1 (a int, b int as (a+1) persistent); +alter table t1 add foreign key (b) references t2(a) on update set null; +ERROR HY000: Cannot define foreign key with ON UPDATE SET NULL clause on a computed column. +alter table t1 add foreign key (b) references t2(a) on update cascade; +ERROR HY000: Cannot define foreign key with ON UPDATE CASCADE clause on a computed column. +alter table t1 add foreign key (b) references t2(a) on delete set null; +ERROR HY000: Cannot define foreign key with ON DELETE SET NULL clause on a computed column. +drop table t1; +create table t1 (a int, b int as (a+1), +foreign key (b) references t2(a)); +ERROR HY000: Key/Index cannot be defined on a non-stored computed column. +create table t1 (a int, b int as (a+1)); +alter table t1 add foreign key (b) references t2(a); +ERROR HY000: Key/Index cannot be defined on a non-stored computed column. +drop table t1; +# Allowed FK options. +create table t2 (a int primary key, b char(5)); +create table t1 (a int, b int as (a % 10) persistent, +foreign key (b) references t2(a) on update restrict); +drop table t1; +create table t1 (a int, b int as (a % 10) persistent, +foreign key (b) references t2(a) on update no action); +drop table t1; +create table t1 (a int, b int as (a % 10) persistent, +foreign key (b) references t2(a) on delete restrict); +drop table t1; +create table t1 (a int, b int as (a % 10) persistent, +foreign key (b) references t2(a) on delete cascade); +drop table t1; +create table t1 (a int, b int as (a % 10) persistent, +foreign key (b) references t2(a) on delete no action); +drop table t1; + +# Testing data manipulation operations involving FOREIGN KEY +# on virtual columns can be found in: +# - vcol_ins_upd.inc +# - vcol_select.inc +# +# TODO: CHECK === added file 'mysql-test/suite/vcol/r/vcol_keys_myisam.result' --- a/mysql-test/suite/vcol/r/vcol_keys_myisam.result 1970-01-01 00:00:00 +0000 +++ b/mysql-test/suite/vcol/r/vcol_keys_myisam.result 2009-10-16 22:57:48 +0000 @@ -0,0 +1,158 @@ +SET @@session.storage_engine = 'MyISAM'; +# - UNIQUE KEY +# - INDEX +# - FULLTEXT INDEX +# - SPATIAL INDEX (not supported) +# - FOREIGN INDEX (partially supported) +# - CHECK (allowed but not used) +# UNIQUE +create table t1 (a int, b int as (a*2) unique); +ERROR HY000: Key/Index cannot be defined on a non-stored computed column. +create table t1 (a int, b int as (a*2) persistent unique); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` int(11) DEFAULT NULL, + `b` int(11) AS (a*2) PERSISTENT, + UNIQUE KEY `b` (`b`) +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +describe t1; +Field Type Null Key Default Extra +a int(11) YES NULL +b int(11) YES UNI NULL VIRTUAL +drop table t1; +create table t1 (a int, b int as (a*2), unique key (b)); +ERROR HY000: Key/Index cannot be defined on a non-stored computed column. +create table t1 (a int, b int as (a*2) persistent, unique (b)); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` int(11) DEFAULT NULL, + `b` int(11) AS (a*2) PERSISTENT, + UNIQUE KEY `b` (`b`) +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +describe t1; +Field Type Null Key Default Extra +a int(11) YES NULL +b int(11) YES UNI NULL VIRTUAL +drop table t1; +create table t1 (a int, b int as (a*2)); +alter table t1 add unique key (b); +ERROR HY000: Key/Index cannot be defined on a non-stored computed column. +drop table t1; +create table t1 (a int, b int as (a*2) persistent); +alter table t1 add unique key (b); +drop table t1; +# Testing data manipulation operations involving UNIQUE keys +# on virtual columns can be found in: +# - vcol_ins_upd.inc +# - vcol_select.inc +# +# INDEX +create table t1 (a int, b int as (a*2), index (b)); +ERROR HY000: Key/Index cannot be defined on a non-stored computed column. +create table t1 (a int, b int as (a*2), index (a,b)); +ERROR HY000: Key/Index cannot be defined on a non-stored computed column. +create table t1 (a int, b int as (a*2) persistent, index (b)); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` int(11) DEFAULT NULL, + `b` int(11) AS (a*2) PERSISTENT, + KEY `b` (`b`) +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +describe t1; +Field Type Null Key Default Extra +a int(11) YES NULL +b int(11) YES MUL NULL VIRTUAL +drop table t1; +create table t1 (a int, b int as (a*2) persistent, index (a,b)); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` int(11) DEFAULT NULL, + `b` int(11) AS (a*2) PERSISTENT, + KEY `a` (`a`,`b`) +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +describe t1; +Field Type Null Key Default Extra +a int(11) YES MUL NULL +b int(11) YES NULL VIRTUAL +drop table t1; +create table t1 (a int, b int as (a*2)); +alter table t1 add index (b); +ERROR HY000: Key/Index cannot be defined on a non-stored computed column. +alter table t1 add index (a,b); +ERROR HY000: Key/Index cannot be defined on a non-stored computed column. +drop table t1; +create table t1 (a int, b int as (a*2) persistent); +alter table t1 add index (b); +drop table t1; +create table t1 (a int, b int as (a*2) persistent); +alter table t1 add index (a,b); +create table t2 like t1; +drop table t2; +drop table t1; +# Testing data manipulation operations involving INDEX +# on virtual columns can be found in: +# - vcol_select.inc +# +# TODO: FULLTEXT INDEX +# SPATIAL INDEX +# Error "All parts of a SPATIAL index must be NOT NULL" +create table t1 (a int, b int as (a+1) persistent, spatial index (b)); +ERROR 42000: All parts of a SPATIAL index must be NOT NULL +create table t1 (a int, b int as (a+1) persistent); +alter table t1 add spatial index (b); +ERROR 42000: All parts of a SPATIAL index must be NOT NULL +drop table t1; +# FOREIGN KEY +# Rejected FK options. +create table t1 (a int, b int as (a+1) persistent, +foreign key (b) references t2(a) on update set null); +ERROR HY000: Cannot define foreign key with ON UPDATE SET NULL clause on a computed column. +create table t1 (a int, b int as (a+1) persistent, +foreign key (b) references t2(a) on update cascade); +ERROR HY000: Cannot define foreign key with ON UPDATE CASCADE clause on a computed column. +create table t1 (a int, b int as (a+1) persistent, +foreign key (b) references t2(a) on delete set null); +ERROR HY000: Cannot define foreign key with ON DELETE SET NULL clause on a computed column. +create table t1 (a int, b int as (a+1) persistent); +alter table t1 add foreign key (b) references t2(a) on update set null; +ERROR HY000: Cannot define foreign key with ON UPDATE SET NULL clause on a computed column. +alter table t1 add foreign key (b) references t2(a) on update cascade; +ERROR HY000: Cannot define foreign key with ON UPDATE CASCADE clause on a computed column. +alter table t1 add foreign key (b) references t2(a) on delete set null; +ERROR HY000: Cannot define foreign key with ON DELETE SET NULL clause on a computed column. +drop table t1; +create table t1 (a int, b int as (a+1), +foreign key (b) references t2(a)); +ERROR HY000: Key/Index cannot be defined on a non-stored computed column. +create table t1 (a int, b int as (a+1)); +alter table t1 add foreign key (b) references t2(a); +ERROR HY000: Key/Index cannot be defined on a non-stored computed column. +drop table t1; +# Allowed FK options. +create table t2 (a int primary key, b char(5)); +create table t1 (a int, b int as (a % 10) persistent, +foreign key (b) references t2(a) on update restrict); +drop table t1; +create table t1 (a int, b int as (a % 10) persistent, +foreign key (b) references t2(a) on update no action); +drop table t1; +create table t1 (a int, b int as (a % 10) persistent, +foreign key (b) references t2(a) on delete restrict); +drop table t1; +create table t1 (a int, b int as (a % 10) persistent, +foreign key (b) references t2(a) on delete cascade); +drop table t1; +create table t1 (a int, b int as (a % 10) persistent, +foreign key (b) references t2(a) on delete no action); +drop table t1; + +# Testing data manipulation operations involving FOREIGN KEY +# on virtual columns can be found in: +# - vcol_ins_upd.inc +# - vcol_select.inc +# +# TODO: CHECK === added file 'mysql-test/suite/vcol/r/vcol_memory.result' --- a/mysql-test/suite/vcol/r/vcol_memory.result 1970-01-01 00:00:00 +0000 +++ b/mysql-test/suite/vcol/r/vcol_memory.result 2009-10-16 22:57:48 +0000 @@ -0,0 +1,7 @@ +SET @@session.storage_engine = 'memory'; +create table t1 (a int, b int as (a+1)); +ERROR HY000: 'Specified storage engine' is not yet supported for computed columns. +create table t1 (a int); +alter table t1 add column b int as (a+1); +ERROR HY000: 'Specified storage engine' is not yet supported for computed columns. +drop table t1; === added file 'mysql-test/suite/vcol/r/vcol_merge.result' --- a/mysql-test/suite/vcol/r/vcol_merge.result 1970-01-01 00:00:00 +0000 +++ b/mysql-test/suite/vcol/r/vcol_merge.result 2009-10-16 22:57:48 +0000 @@ -0,0 +1,8 @@ +drop table if exists t1, t2, t3; +create table t1 (a int, b int as (a % 10)); +create table t2 (a int, b int as (a % 10)); +insert into t1 values (1,default); +insert into t2 values (2,default); +create table t3 (a int, b int as (a % 10)) engine=MERGE UNION=(t1,t2); +ERROR HY000: 'Specified storage engine' is not yet supported for computed columns. +drop table t1,t2; === added file 'mysql-test/suite/vcol/r/vcol_non_stored_columns_innodb.result' --- a/mysql-test/suite/vcol/r/vcol_non_stored_columns_innodb.result 1970-01-01 00:00:00 +0000 +++ b/mysql-test/suite/vcol/r/vcol_non_stored_columns_innodb.result 2009-10-16 22:57:48 +0000 @@ -0,0 +1,242 @@ +SET @@session.storage_engine = 'InnoDB'; +# Case 1. All non-stored columns. +# This scenario is currently impossible due to the fact that virtual columns +# with a constant expression are not allowed. +# Case 2. CREATE +# - Column1: "real" +# - Column 2: virtual non-stored +create table t1 (a int, b int as (-a)); +insert into t1 values (1,default); +select * from t1; +a b +1 -1 +insert into t1 values (2,default); +select * from t1; +a b +1 -1 +2 -2 +drop table t1; +# Case 3. CREATE +# - Column1: "real" +# - Column 2: virtual stored +create table t1 (a int, b int as (-a) persistent); +insert into t1 values (1,default); +select * from t1; +a b +1 -1 +insert into t1 values (2,default); +select * from t1; +a b +1 -1 +2 -2 +drop table t1; +# Case 4. CREATE +# - Column1: virtual non-stored +# - Column2: "real" +create table t1 (a int as (-b), b int); +insert into t1 values (default,1); +select * from t1; +a b +-1 1 +insert into t1 values (default,2); +select * from t1; +a b +-1 1 +-2 2 +drop table t1; +# Case 5. CREATE +# - Column1: virtual stored +# - Column2: "real" +create table t1 (a int as (-b) persistent, b int); +insert into t1 values (default,1); +select * from t1; +a b +-1 1 +insert into t1 values (default,2); +select * from t1; +a b +-1 1 +-2 2 +drop table t1; +# Case 6. CREATE +# - Column1: "real" +# - Column2: virtual non-stored +# - Column3: virtual stored +create table t1 (a int, b int as (-a), c int as (-a) persistent); +insert into t1 values (1,default,default); +select * from t1; +a b c +1 -1 -1 +insert into t1 values (2,default,default); +select * from t1; +a b c +1 -1 -1 +2 -2 -2 +drop table t1; +# Case 7. ALTER. Modify virtual stored -> virtual non-stored +create table t1 (a int, b int as (a % 2) persistent); +alter table t1 modify b int as (a % 2); +ERROR HY000: 'Changing the STORED status' is not yet supported for computed columns. +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` int(11) DEFAULT NULL, + `b` int(11) AS (a % 2) PERSISTENT +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +drop table t1; +# Case 8. ALTER. Modify virtual non-stored -> virtual stored +create table t1 (a int, b int as (a % 2)); +alter table t1 modify b int as (a % 2) persistent; +ERROR HY000: 'Changing the STORED status' is not yet supported for computed columns. +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` int(11) DEFAULT NULL, + `b` int(11) AS (a % 2) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +drop table t1; +# Case 9. CREATE LIKE +# - Column1: "real" +# - Column2: virtual non-stored +# - Column3: virtual stored +create table t1 (a int, b int as (-a), c int as (-a) persistent); +create table t2 like t1; +insert into t2 values (1,default,default); +select * from t2; +a b c +1 -1 -1 +insert into t2 values (2,default,default); +select * from t2; +a b c +1 -1 -1 +2 -2 -2 +drop table t2; +drop table t1; +# Case 10. ALTER. Dropping a virtual non-stored column. +# - Column1: virtual non-stored +# - Column2: "real" +create table t1 (a int as (-b), b int, c varchar(5)); +insert into t1 values (default,1,'v1'); +insert into t1 values (default,2,'v2'); +select * from t1; +a b c +-1 1 v1 +-2 2 v2 +alter table t1 drop column a; +select * from t1; +b c +1 v1 +2 v2 +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `b` int(11) DEFAULT NULL, + `c` varchar(5) DEFAULT NULL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +drop table t1; +# Case 11. ALTER. Dropping a virtual stored column. +# - Column1: virtual stored +# - Column2: "real" +create table t1 (a int as (-b) persistent, b int, c char(5)); +insert into t1 values (default,1,'v1'); +insert into t1 values (default,2,'v2'); +select * from t1; +a b c +-1 1 v1 +-2 2 v2 +alter table t1 drop column a; +select * from t1; +b c +1 v1 +2 v2 +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `b` int(11) DEFAULT NULL, + `c` char(5) DEFAULT NULL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +drop table t1; +# Case 12. ALTER. Adding a new virtual non-stored column. +create table t1 (a int, b datetime); +insert into t1 values (1,'2008-09-04'); +insert into t1 values (2,'2008-09-05'); +select * from t1; +a b +1 2008-09-04 00:00:00 +2 2008-09-05 00:00:00 +alter table t1 add column c int as (dayofyear(b)) after a; +select * from t1; +a c b +1 248 2008-09-04 00:00:00 +2 249 2008-09-05 00:00:00 +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` int(11) DEFAULT NULL, + `c` int(11) AS (dayofyear(b)) VIRTUAL, + `b` datetime DEFAULT NULL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +drop table t1; +# Case 13. ALTER. Adding a new virtual stored column. +create table t1 (a int, b datetime); +insert into t1 values (1,'2008-09-04'); +insert into t1 values (2,'2008-09-05'); +select * from t1; +a b +1 2008-09-04 00:00:00 +2 2008-09-05 00:00:00 +alter table t1 add column c int as (dayofyear(b)) persistent after a; +select * from t1; +a c b +1 248 2008-09-04 00:00:00 +2 249 2008-09-05 00:00:00 +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` int(11) DEFAULT NULL, + `c` int(11) AS (dayofyear(b)) PERSISTENT, + `b` datetime DEFAULT NULL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +drop table t1; +# Case 14. ALTER. Changing the expression of a virtual stored column. +create table t1 (a int, b datetime, c int as (week(b)) persistent); +insert into t1 values (1,'2008-09-04',default); +insert into t1 values (2,'2008-09-05',default); +select * from t1; +a b c +1 2008-09-04 00:00:00 35 +2 2008-09-05 00:00:00 35 +alter table t1 change column c c int as (week(b,1)) persistent; +select * from t1; +a b c +1 2008-09-04 00:00:00 36 +2 2008-09-05 00:00:00 36 +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` int(11) DEFAULT NULL, + `b` datetime DEFAULT NULL, + `c` int(11) AS (week(b,1)) PERSISTENT +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +drop table t1; +# Case 15. ALTER. Changing the expression of a virtual non-stored column. +create table t1 (a int, b datetime, c int as (week(b))); +insert into t1 values (1,'2008-09-04',default); +insert into t1 values (2,'2008-09-05',default); +select * from t1; +a b c +1 2008-09-04 00:00:00 35 +2 2008-09-05 00:00:00 35 +alter table t1 change column c c int as (week(b,1)); +select * from t1; +a b c +1 2008-09-04 00:00:00 36 +2 2008-09-05 00:00:00 36 +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` int(11) DEFAULT NULL, + `b` datetime DEFAULT NULL, + `c` int(11) AS (week(b,1)) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +drop table t1; === added file 'mysql-test/suite/vcol/r/vcol_non_stored_columns_myisam.result' --- a/mysql-test/suite/vcol/r/vcol_non_stored_columns_myisam.result 1970-01-01 00:00:00 +0000 +++ b/mysql-test/suite/vcol/r/vcol_non_stored_columns_myisam.result 2009-10-16 22:57:48 +0000 @@ -0,0 +1,242 @@ +SET @@session.storage_engine = 'MyISAM'; +# Case 1. All non-stored columns. +# This scenario is currently impossible due to the fact that virtual columns +# with a constant expression are not allowed. +# Case 2. CREATE +# - Column1: "real" +# - Column 2: virtual non-stored +create table t1 (a int, b int as (-a)); +insert into t1 values (1,default); +select * from t1; +a b +1 -1 +insert into t1 values (2,default); +select * from t1; +a b +1 -1 +2 -2 +drop table t1; +# Case 3. CREATE +# - Column1: "real" +# - Column 2: virtual stored +create table t1 (a int, b int as (-a) persistent); +insert into t1 values (1,default); +select * from t1; +a b +1 -1 +insert into t1 values (2,default); +select * from t1; +a b +1 -1 +2 -2 +drop table t1; +# Case 4. CREATE +# - Column1: virtual non-stored +# - Column2: "real" +create table t1 (a int as (-b), b int); +insert into t1 values (default,1); +select * from t1; +a b +-1 1 +insert into t1 values (default,2); +select * from t1; +a b +-1 1 +-2 2 +drop table t1; +# Case 5. CREATE +# - Column1: virtual stored +# - Column2: "real" +create table t1 (a int as (-b) persistent, b int); +insert into t1 values (default,1); +select * from t1; +a b +-1 1 +insert into t1 values (default,2); +select * from t1; +a b +-1 1 +-2 2 +drop table t1; +# Case 6. CREATE +# - Column1: "real" +# - Column2: virtual non-stored +# - Column3: virtual stored +create table t1 (a int, b int as (-a), c int as (-a) persistent); +insert into t1 values (1,default,default); +select * from t1; +a b c +1 -1 -1 +insert into t1 values (2,default,default); +select * from t1; +a b c +1 -1 -1 +2 -2 -2 +drop table t1; +# Case 7. ALTER. Modify virtual stored -> virtual non-stored +create table t1 (a int, b int as (a % 2) persistent); +alter table t1 modify b int as (a % 2); +ERROR HY000: 'Changing the STORED status' is not yet supported for computed columns. +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` int(11) DEFAULT NULL, + `b` int(11) AS (a % 2) PERSISTENT +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +drop table t1; +# Case 8. ALTER. Modify virtual non-stored -> virtual stored +create table t1 (a int, b int as (a % 2)); +alter table t1 modify b int as (a % 2) persistent; +ERROR HY000: 'Changing the STORED status' is not yet supported for computed columns. +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` int(11) DEFAULT NULL, + `b` int(11) AS (a % 2) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +drop table t1; +# Case 9. CREATE LIKE +# - Column1: "real" +# - Column2: virtual non-stored +# - Column3: virtual stored +create table t1 (a int, b int as (-a), c int as (-a) persistent); +create table t2 like t1; +insert into t2 values (1,default,default); +select * from t2; +a b c +1 -1 -1 +insert into t2 values (2,default,default); +select * from t2; +a b c +1 -1 -1 +2 -2 -2 +drop table t2; +drop table t1; +# Case 10. ALTER. Dropping a virtual non-stored column. +# - Column1: virtual non-stored +# - Column2: "real" +create table t1 (a int as (-b), b int, c varchar(5)); +insert into t1 values (default,1,'v1'); +insert into t1 values (default,2,'v2'); +select * from t1; +a b c +-1 1 v1 +-2 2 v2 +alter table t1 drop column a; +select * from t1; +b c +1 v1 +2 v2 +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `b` int(11) DEFAULT NULL, + `c` varchar(5) DEFAULT NULL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +drop table t1; +# Case 11. ALTER. Dropping a virtual stored column. +# - Column1: virtual stored +# - Column2: "real" +create table t1 (a int as (-b) persistent, b int, c char(5)); +insert into t1 values (default,1,'v1'); +insert into t1 values (default,2,'v2'); +select * from t1; +a b c +-1 1 v1 +-2 2 v2 +alter table t1 drop column a; +select * from t1; +b c +1 v1 +2 v2 +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `b` int(11) DEFAULT NULL, + `c` char(5) DEFAULT NULL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +drop table t1; +# Case 12. ALTER. Adding a new virtual non-stored column. +create table t1 (a int, b datetime); +insert into t1 values (1,'2008-09-04'); +insert into t1 values (2,'2008-09-05'); +select * from t1; +a b +1 2008-09-04 00:00:00 +2 2008-09-05 00:00:00 +alter table t1 add column c int as (dayofyear(b)) after a; +select * from t1; +a c b +1 248 2008-09-04 00:00:00 +2 249 2008-09-05 00:00:00 +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` int(11) DEFAULT NULL, + `c` int(11) AS (dayofyear(b)) VIRTUAL, + `b` datetime DEFAULT NULL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +drop table t1; +# Case 13. ALTER. Adding a new virtual stored column. +create table t1 (a int, b datetime); +insert into t1 values (1,'2008-09-04'); +insert into t1 values (2,'2008-09-05'); +select * from t1; +a b +1 2008-09-04 00:00:00 +2 2008-09-05 00:00:00 +alter table t1 add column c int as (dayofyear(b)) persistent after a; +select * from t1; +a c b +1 248 2008-09-04 00:00:00 +2 249 2008-09-05 00:00:00 +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` int(11) DEFAULT NULL, + `c` int(11) AS (dayofyear(b)) PERSISTENT, + `b` datetime DEFAULT NULL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +drop table t1; +# Case 14. ALTER. Changing the expression of a virtual stored column. +create table t1 (a int, b datetime, c int as (week(b)) persistent); +insert into t1 values (1,'2008-09-04',default); +insert into t1 values (2,'2008-09-05',default); +select * from t1; +a b c +1 2008-09-04 00:00:00 35 +2 2008-09-05 00:00:00 35 +alter table t1 change column c c int as (week(b,1)) persistent; +select * from t1; +a b c +1 2008-09-04 00:00:00 36 +2 2008-09-05 00:00:00 36 +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` int(11) DEFAULT NULL, + `b` datetime DEFAULT NULL, + `c` int(11) AS (week(b,1)) PERSISTENT +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +drop table t1; +# Case 15. ALTER. Changing the expression of a virtual non-stored column. +create table t1 (a int, b datetime, c int as (week(b))); +insert into t1 values (1,'2008-09-04',default); +insert into t1 values (2,'2008-09-05',default); +select * from t1; +a b c +1 2008-09-04 00:00:00 35 +2 2008-09-05 00:00:00 35 +alter table t1 change column c c int as (week(b,1)); +select * from t1; +a b c +1 2008-09-04 00:00:00 36 +2 2008-09-05 00:00:00 36 +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` int(11) DEFAULT NULL, + `b` datetime DEFAULT NULL, + `c` int(11) AS (week(b,1)) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +drop table t1; === added file 'mysql-test/suite/vcol/r/vcol_partition_innodb.result' --- a/mysql-test/suite/vcol/r/vcol_partition_innodb.result 1970-01-01 00:00:00 +0000 +++ b/mysql-test/suite/vcol/r/vcol_partition_innodb.result 2009-10-16 22:57:48 +0000 @@ -0,0 +1,58 @@ +SET @@session.storage_engine = 'InnoDB'; +drop table if exists t1; +# Case 1. Partitioning by RANGE based on a non-stored virtual column. +CREATE TABLE t1 ( +a DATE NOT NULL, +b int as (year(a)) +) +PARTITION BY RANGE( b ) ( +PARTITION p0 VALUES LESS THAN (2006), +PARTITION p2 VALUES LESS THAN (2008) +); +insert into t1 values ('2006-01-01',default); +insert into t1 values ('2007-01-01',default); +insert into t1 values ('2005-01-01',default); +select * from t1; +a b +2005-01-01 2005 +2006-01-01 2006 +2007-01-01 2007 +# Modify the expression of virtual column b +ALTER TABLE t1 modify b int as (year(a)-1); +select * from t1; +a b +2005-01-01 2004 +2006-01-01 2005 +2007-01-01 2006 +drop table t1; +# Case 2. Partitioning by LIST based on a stored virtual column. +CREATE TABLE t1 (a int, b int as (a % 3 ) persistent) +PARTITION BY LIST (a+1) +(PARTITION p1 VALUES IN (1), PARTITION p2 VALUES IN (2)); +insert into t1 values (1,default); +select * from t1; +a b +1 1 +select * from t1; +a b +1 1 +drop table t1; +# Case 3. Partitioning by HASH based on a non-stored virtual column. +CREATE TABLE t1 ( +a DATE NOT NULL, +b int as (year(a)) +) +PARTITION BY HASH( b % 3 ) PARTITIONS 3; +insert into t1 values ('2005-01-01',default); +insert into t1 values ('2006-01-01',default); +select * from t1; +a b +2005-01-01 2005 +2006-01-01 2006 +# Modify the expression of virtual column b +ALTER TABLE t1 modify b int as (year(a)-1); +select * from t1; +a b +2005-01-01 2004 +2006-01-01 2005 +drop table t1; === added file 'mysql-test/suite/vcol/r/vcol_partition_myisam.result' --- a/mysql-test/suite/vcol/r/vcol_partition_myisam.result 1970-01-01 00:00:00 +0000 +++ b/mysql-test/suite/vcol/r/vcol_partition_myisam.result 2009-10-16 22:57:48 +0000 @@ -0,0 +1,75 @@ +SET @@session.storage_engine = 'MyISAM'; +drop table if exists t1; +# Case 1. Partitioning by RANGE based on a non-stored virtual column. +CREATE TABLE t1 ( +a DATE NOT NULL, +b int as (year(a)) +) +PARTITION BY RANGE( b ) ( +PARTITION p0 VALUES LESS THAN (2006), +PARTITION p2 VALUES LESS THAN (2008) +); +insert into t1 values ('2006-01-01',default); +insert into t1 values ('2007-01-01',default); +insert into t1 values ('2005-01-01',default); +select * from t1; +a b +2005-01-01 2005 +2006-01-01 2006 +2007-01-01 2007 +# Check how data is physically partitioned. +7 MYSQLTEST_VARDIR/mysqld.1/data/test/t1#P#p0.MYD +14 MYSQLTEST_VARDIR/mysqld.1/data/test/t1#P#p2.MYD +# Modify the expression of virtual column b +ALTER TABLE t1 modify b int as (year(a)-1); +select * from t1; +a b +2005-01-01 2004 +2006-01-01 2005 +2007-01-01 2006 +# Check how data is physically partitioned. +14 MYSQLTEST_VARDIR/mysqld.1/data/test/t1#P#p0.MYD +7 MYSQLTEST_VARDIR/mysqld.1/data/test/t1#P#p2.MYD +drop table t1; +# Case 2. Partitioning by LIST based on a stored virtual column. +CREATE TABLE t1 (a int, b int as (a % 3 ) persistent) +PARTITION BY LIST (a+1) +(PARTITION p1 VALUES IN (1), PARTITION p2 VALUES IN (2)); +insert into t1 values (1,default); +# Check how data is physically partitioned. +0 MYSQLTEST_VARDIR/mysqld.1/data/test/t1#P#p1.MYD +9 MYSQLTEST_VARDIR/mysqld.1/data/test/t1#P#p2.MYD +select * from t1; +a b +1 1 +select * from t1; +a b +1 1 +drop table t1; +# Case 3. Partitioning by HASH based on a non-stored virtual column. +CREATE TABLE t1 ( +a DATE NOT NULL, +b int as (year(a)) +) +PARTITION BY HASH( b % 3 ) PARTITIONS 3; +insert into t1 values ('2005-01-01',default); +insert into t1 values ('2006-01-01',default); +select * from t1; +a b +2005-01-01 2005 +2006-01-01 2006 +# Check how data is physically partitioned. +0 MYSQLTEST_VARDIR/mysqld.1/data/test/t1#P#p0.MYD +7 MYSQLTEST_VARDIR/mysqld.1/data/test/t1#P#p1.MYD +7 MYSQLTEST_VARDIR/mysqld.1/data/test/t1#P#p2.MYD +# Modify the expression of virtual column b +ALTER TABLE t1 modify b int as (year(a)-1); +select * from t1; +a b +2005-01-01 2004 +2006-01-01 2005 +# Check how data is physically partitioned. +7 MYSQLTEST_VARDIR/mysqld.1/data/test/t1#P#p0.MYD +7 MYSQLTEST_VARDIR/mysqld.1/data/test/t1#P#p1.MYD +0 MYSQLTEST_VARDIR/mysqld.1/data/test/t1#P#p2.MYD +drop table t1; === added file 'mysql-test/suite/vcol/r/vcol_select_innodb.result' --- a/mysql-test/suite/vcol/r/vcol_select_innodb.result 1970-01-01 00:00:00 +0000 +++ b/mysql-test/suite/vcol/r/vcol_select_innodb.result 2009-10-16 22:57:48 +0000 @@ -0,0 +1,264 @@ +SET @@session.storage_engine = 'InnoDB'; +create table t1 (a int, +b int as (-a), +c int as (-a) persistent, +index (c)); +insert into t1 (a) values (2), (1), (1), (3), (NULL); +create table t2 like t1; +insert into t2 (a) values (1); +create table t3 (a int primary key, +b int as (-a), +c int as (-a) persistent unique); +insert into t3 (a) values (2),(1),(3); +# select_type=SIMPLE, type=system +select * from t2; +a b c +1 -1 -1 +explain select * from t2; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t2 ALL NULL NULL NULL NULL 1 +select * from t2 where c=-1; +a b c +1 -1 -1 +explain select * from t2 where c=-1; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t2 ref c c 5 const 1 Using where +# select_type=SIMPLE, type=ALL +select * from t1 where b=-1; +a b c +1 -1 -1 +1 -1 -1 +explain select * from t1 where b=-1; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ALL NULL NULL NULL NULL 5 Using where +# select_type=SIMPLE, type=const +select * from t3 where a=1; +a b c +1 -1 -1 +explain select * from t3 where a=1; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t3 const PRIMARY PRIMARY 4 const 1 +# select_type=SIMPLE, type=range +select * from t3 where c>=-1; +a b c +1 -1 -1 +explain select * from t3 where c>=-1; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t3 range c c 5 NULL 1 Using where +# select_type=SIMPLE, type=ref +select * from t1,t3 where t1.c=t3.c and t3.c=-1; +a b c a b c +1 -1 -1 1 -1 -1 +1 -1 -1 1 -1 -1 +explain select * from t1,t3 where t1.c=t3.c and t3.c=-1; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t3 const c c 5 const 1 +1 SIMPLE t1 ref c c 5 const 2 Using where +# select_type=PRIMARY, type=index,ALL +select * from t1 where b in (select c from t3); +a b c +2 -2 -2 +1 -1 -1 +1 -1 -1 +3 -3 -3 +explain select * from t1 where b in (select c from t3); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 ALL NULL NULL NULL NULL 5 Using where +2 DEPENDENT SUBQUERY t3 index_subquery c c 5 func 1 Using index; Using where +# select_type=PRIMARY, type=range,ref +select * from t1 where c in (select c from t3 where c between -2 and -1); +a b c +2 -2 -2 +1 -1 -1 +1 -1 -1 +explain select * from t1 where c in (select c from t3 where c between -2 and -1); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 ALL NULL NULL NULL NULL 5 Using where +2 DEPENDENT SUBQUERY t3 index_subquery c c 5 func 1 Using index; Using where +# select_type=UNION, type=system +# select_type=UNION RESULT, type=<union1,2> +select * from t1 union select * from t2; +a b c +2 -2 -2 +1 -1 -1 +3 -3 -3 +NULL NULL NULL +explain select * from t1 union select * from t2; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 ALL NULL NULL NULL NULL 5 +2 UNION t2 ALL NULL NULL NULL NULL 1 +NULL UNION RESULT <union1,2> ALL NULL NULL NULL NULL NULL +# select_type=DERIVED, type=system +select * from (select a,b,c from t1) as t11; +a b c +2 -2 -2 +1 -1 -1 +1 -1 -1 +3 -3 -3 +NULL NULL NULL +explain select * from (select a,b,c from t1) as t11; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY <derived2> ALL NULL NULL NULL NULL 5 +2 DERIVED t1 ALL NULL NULL NULL NULL 5 +### +### Using aggregate functions with/without DISTINCT +### +# SELECT COUNT(*) FROM tbl_name +select count(*) from t1; +count(*) +5 +explain select count(*) from t1; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 index NULL c 5 NULL 5 Using index +# SELECT COUNT(DISTINCT <non-vcol>) FROM tbl_name +select count(distinct a) from t1; +count(distinct a) +3 +explain select count(distinct a) from t1; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ALL NULL NULL NULL NULL 5 +# SELECT COUNT(DISTINCT <non-stored vcol>) FROM tbl_name +select count(distinct b) from t1; +count(distinct b) +3 +explain select count(distinct b) from t1; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ALL NULL NULL NULL NULL 5 +# SELECT COUNT(DISTINCT <stored vcol>) FROM tbl_name +select count(distinct c) from t1; +count(distinct c) +3 +explain select count(distinct c) from t1; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 index NULL c 5 NULL 5 Using index +### +### filesort & range-based utils +### +# SELECT * FROM tbl_name WHERE <vcol expr> +select * from t3 where c >= -2; +a b c +2 -2 -2 +1 -1 -1 +explain select * from t3 where c >= -2; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t3 range c c 5 NULL 1 Using where +# SELECT * FROM tbl_name WHERE <non-vcol expr> +select * from t3 where a between 1 and 2; +a b c +1 -1 -1 +2 -2 -2 +explain select * from t3 where a between 1 and 2; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t3 range PRIMARY PRIMARY 4 NULL 1 Using where +# SELECT * FROM tbl_name WHERE <non-indexed vcol expr> +select * from t3 where b between -2 and -1; +a b c +1 -1 -1 +2 -2 -2 +explain select * from t3 where b between -2 and -1; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t3 ALL NULL NULL NULL NULL 3 Using where +# SELECT * FROM tbl_name WHERE <indexed vcol expr> +select * from t3 where c between -2 and -1; +a b c +2 -2 -2 +1 -1 -1 +explain select * from t3 where c between -2 and -1; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t3 range c c 5 NULL 1 Using where +# SELECT * FROM tbl_name WHERE <non-vcol expr> ORDER BY <non-indexed vcol> +select * from t3 where a between 1 and 2 order by b; +a b c +2 -2 -2 +1 -1 -1 +explain select * from t3 where a between 1 and 2 order by b; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t3 range PRIMARY PRIMARY 4 NULL 1 Using where; Using filesort +# SELECT * FROM tbl_name WHERE <non-vcol expr> ORDER BY <indexed vcol> +select * from t3 where a between 1 and 2 order by c; +a b c +2 -2 -2 +1 -1 -1 +explain select * from t3 where a between 1 and 2 order by c; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t3 range PRIMARY PRIMARY 4 NULL 1 Using where; Using filesort +# SELECT * FROM tbl_name WHERE <non-indexed vcol expr> ORDER BY <non-vcol> +select * from t3 where b between -2 and -1 order by a; +a b c +1 -1 -1 +2 -2 -2 +explain select * from t3 where b between -2 and -1 order by a; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t3 index NULL PRIMARY 4 NULL 3 Using where +# SELECT * FROM tbl_name WHERE <non-indexed vcol expr> ORDER BY <non-indexed vcol> +select * from t3 where b between -2 and -1 order by b; +a b c +2 -2 -2 +1 -1 -1 +explain select * from t3 where b between -2 and -1 order by b; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t3 ALL NULL NULL NULL NULL 3 Using where; Using filesort +# SELECT * FROM tbl_name WHERE <indexed vcol expr> ORDER BY <non-indexed vcol> +select * from t3 where c between -2 and -1 order by b; +a b c +2 -2 -2 +1 -1 -1 +explain select * from t3 where c between -2 and -1 order by b; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t3 range c c 5 NULL 1 Using where; Using filesort +# SELECT * FROM tbl_name WHERE <non-indexed vcol expr> ORDER BY <indexed vcol> +select * from t3 where b between -2 and -1 order by c; +a b c +2 -2 -2 +1 -1 -1 +explain select * from t3 where b between -2 and -1 order by c; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t3 ALL NULL NULL NULL NULL 3 Using where; Using filesort +# SELECT * FROM tbl_name WHERE <indexed vcol expr> ORDER BY <indexed vcol> +select * from t3 where c between -2 and -1 order by c; +a b c +2 -2 -2 +1 -1 -1 +explain select * from t3 where c between -2 and -1 order by c; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t3 range c c 5 NULL 1 Using where +# SELECT sum(<non-indexed vcol>) FROM tbl_name GROUP BY <non-indexed vcol> +select sum(b) from t1 group by b; +sum(b) +NULL +-3 +-2 +-2 +explain select sum(b) from t1 group by b; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ALL NULL NULL NULL NULL 5 Using temporary; Using filesort +# SELECT sum(<indexed vcol>) FROM tbl_name GROUP BY <indexed vcol> +select sum(c) from t1 group by c; +sum(c) +NULL +-3 +-2 +-2 +explain select sum(c) from t1 group by c; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 index NULL c 5 NULL 5 Using index +# SELECT sum(<non-indexed vcol>) FROM tbl_name GROUP BY <indexed vcol> +select sum(b) from t1 group by c; +sum(b) +NULL +-3 +-2 +-2 +explain select sum(b) from t1 group by c; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 index NULL c 5 NULL 5 +# SELECT sum(<indexed vcol>) FROM tbl_name GROUP BY <non-indexed vcol> +select sum(c) from t1 group by b; +sum(c) +NULL +-3 +-2 +-2 +explain select sum(c) from t1 group by b; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ALL NULL NULL NULL NULL 5 Using temporary; Using filesort === added file 'mysql-test/suite/vcol/r/vcol_select_myisam.result' --- a/mysql-test/suite/vcol/r/vcol_select_myisam.result 1970-01-01 00:00:00 +0000 +++ b/mysql-test/suite/vcol/r/vcol_select_myisam.result 2009-10-16 22:57:48 +0000 @@ -0,0 +1,264 @@ +SET @@session.storage_engine = 'MyISAM'; +create table t1 (a int, +b int as (-a), +c int as (-a) persistent, +index (c)); +insert into t1 (a) values (2), (1), (1), (3), (NULL); +create table t2 like t1; +insert into t2 (a) values (1); +create table t3 (a int primary key, +b int as (-a), +c int as (-a) persistent unique); +insert into t3 (a) values (2),(1),(3); +# select_type=SIMPLE, type=system +select * from t2; +a b c +1 -1 -1 +explain select * from t2; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t2 system NULL NULL NULL NULL 1 +select * from t2 where c=-1; +a b c +1 -1 -1 +explain select * from t2 where c=-1; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t2 system c NULL NULL NULL 1 +# select_type=SIMPLE, type=ALL +select * from t1 where b=-1; +a b c +1 -1 -1 +1 -1 -1 +explain select * from t1 where b=-1; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ALL NULL NULL NULL NULL 5 Using where +# select_type=SIMPLE, type=const +select * from t3 where a=1; +a b c +1 -1 -1 +explain select * from t3 where a=1; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t3 const PRIMARY PRIMARY 4 const 1 +# select_type=SIMPLE, type=range +select * from t3 where c>=-1; +a b c +1 -1 -1 +explain select * from t3 where c>=-1; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t3 range c c 5 NULL 2 Using where +# select_type=SIMPLE, type=ref +select * from t1,t3 where t1.c=t3.c and t3.c=-1; +a b c a b c +1 -1 -1 1 -1 -1 +1 -1 -1 1 -1 -1 +explain select * from t1,t3 where t1.c=t3.c and t3.c=-1; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t3 const c c 5 const 1 +1 SIMPLE t1 ref c c 5 const 2 Using where +# select_type=PRIMARY, type=index,ALL +select * from t1 where b in (select c from t3); +a b c +2 -2 -2 +1 -1 -1 +1 -1 -1 +3 -3 -3 +explain select * from t1 where b in (select c from t3); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 ALL NULL NULL NULL NULL 5 Using where +2 DEPENDENT SUBQUERY t3 index_subquery c c 5 func 2 Using index; Using where +# select_type=PRIMARY, type=range,ref +select * from t1 where c in (select c from t3 where c between -2 and -1); +a b c +2 -2 -2 +1 -1 -1 +1 -1 -1 +explain select * from t1 where c in (select c from t3 where c between -2 and -1); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 ALL NULL NULL NULL NULL 5 Using where +2 DEPENDENT SUBQUERY t3 index_subquery c c 5 func 2 Using index; Using where +# select_type=UNION, type=system +# select_type=UNION RESULT, type=<union1,2> +select * from t1 union select * from t2; +a b c +2 -2 -2 +1 -1 -1 +3 -3 -3 +NULL NULL NULL +explain select * from t1 union select * from t2; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 ALL NULL NULL NULL NULL 5 +2 UNION t2 system NULL NULL NULL NULL 1 +NULL UNION RESULT <union1,2> ALL NULL NULL NULL NULL NULL +# select_type=DERIVED, type=system +select * from (select a,b,c from t1) as t11; +a b c +2 -2 -2 +1 -1 -1 +1 -1 -1 +3 -3 -3 +NULL NULL NULL +explain select * from (select a,b,c from t1) as t11; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY <derived2> ALL NULL NULL NULL NULL 5 +2 DERIVED t1 ALL NULL NULL NULL NULL 5 +### +### Using aggregate functions with/without DISTINCT +### +# SELECT COUNT(*) FROM tbl_name +select count(*) from t1; +count(*) +5 +explain select count(*) from t1; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE NULL NULL NULL NULL NULL NULL NULL Select tables optimized away +# SELECT COUNT(DISTINCT <non-vcol>) FROM tbl_name +select count(distinct a) from t1; +count(distinct a) +3 +explain select count(distinct a) from t1; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ALL NULL NULL NULL NULL 5 +# SELECT COUNT(DISTINCT <non-stored vcol>) FROM tbl_name +select count(distinct b) from t1; +count(distinct b) +3 +explain select count(distinct b) from t1; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ALL NULL NULL NULL NULL 5 +# SELECT COUNT(DISTINCT <stored vcol>) FROM tbl_name +select count(distinct c) from t1; +count(distinct c) +3 +explain select count(distinct c) from t1; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 index NULL c 5 NULL 5 Using index +### +### filesort & range-based utils +### +# SELECT * FROM tbl_name WHERE <vcol expr> +select * from t3 where c >= -2; +a b c +2 -2 -2 +1 -1 -1 +explain select * from t3 where c >= -2; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t3 range c c 5 NULL 2 Using where +# SELECT * FROM tbl_name WHERE <non-vcol expr> +select * from t3 where a between 1 and 2; +a b c +1 -1 -1 +2 -2 -2 +explain select * from t3 where a between 1 and 2; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t3 range PRIMARY PRIMARY 4 NULL 1 Using where +# SELECT * FROM tbl_name WHERE <non-indexed vcol expr> +select * from t3 where b between -2 and -1; +a b c +2 -2 -2 +1 -1 -1 +explain select * from t3 where b between -2 and -1; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t3 ALL NULL NULL NULL NULL 3 Using where +# SELECT * FROM tbl_name WHERE <indexed vcol expr> +select * from t3 where c between -2 and -1; +a b c +2 -2 -2 +1 -1 -1 +explain select * from t3 where c between -2 and -1; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t3 range c c 5 NULL 1 Using where +# SELECT * FROM tbl_name WHERE <non-vcol expr> ORDER BY <indexed vcol> +select * from t3 where a between 1 and 2 order by c; +a b c +2 -2 -2 +1 -1 -1 +explain select * from t3 where a between 1 and 2 order by c; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t3 range PRIMARY PRIMARY 4 NULL 1 Using where; Using filesort +# SELECT * FROM tbl_name WHERE <non-indexed vcol expr> ORDER BY <non-vcol> +select * from t3 where b between -2 and -1 order by a; +a b c +1 -1 -1 +2 -2 -2 +explain select * from t3 where b between -2 and -1 order by a; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t3 ALL NULL NULL NULL NULL 3 Using where; Using filesort +# SELECT * FROM tbl_name WHERE <indexed vcol expr> ORDER BY <non-vcol> +select * from t3 where c between -2 and -1 order by a; +a b c +1 -1 -1 +2 -2 -2 +explain select * from t3 where c between -2 and -1 order by a; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t3 range c c 5 NULL 1 Using where; Using filesort +# SELECT * FROM tbl_name WHERE <non-indexed vcol expr> ORDER BY <non-indexed vcol> +select * from t3 where b between -2 and -1 order by b; +a b c +2 -2 -2 +1 -1 -1 +explain select * from t3 where b between -2 and -1 order by b; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t3 ALL NULL NULL NULL NULL 3 Using where; Using filesort +# SELECT * FROM tbl_name WHERE <indexed vcol expr> ORDER BY <non-indexed vcol> +select * from t3 where c between -2 and -1 order by b; +a b c +2 -2 -2 +1 -1 -1 +explain select * from t3 where c between -2 and -1 order by b; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t3 range c c 5 NULL 1 Using where; Using filesort +# SELECT * FROM tbl_name WHERE <non-indexed vcol expr> ORDER BY <indexed vcol> +select * from t3 where b between -2 and -1 order by c; +a b c +2 -2 -2 +1 -1 -1 +explain select * from t3 where b between -2 and -1 order by c; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t3 ALL NULL NULL NULL NULL 3 Using where; Using filesort +# SELECT * FROM tbl_name WHERE <indexed vcol expr> ORDER BY <indexed vcol> +select * from t3 where c between -2 and -1 order by c; +a b c +2 -2 -2 +1 -1 -1 +explain select * from t3 where c between -2 and -1 order by c; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t3 range c c 5 NULL 1 Using where +# SELECT sum(<non-indexed vcol>) FROM tbl_name GROUP BY <non-indexed vcol> +select sum(b) from t1 group by b; +sum(b) +NULL +-3 +-2 +-2 +explain select sum(b) from t1 group by b; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ALL NULL NULL NULL NULL 5 Using temporary; Using filesort +# SELECT sum(<indexed vcol>) FROM tbl_name GROUP BY <indexed vcol> +select sum(c) from t1 group by c; +sum(c) +NULL +-3 +-2 +-2 +explain select sum(c) from t1 group by c; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 index NULL c 5 NULL 5 Using index +# SELECT sum(<non-indexed vcol>) FROM tbl_name GROUP BY <indexed vcol> +select sum(b) from t1 group by c; +sum(b) +NULL +-3 +-2 +-2 +explain select sum(b) from t1 group by c; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ALL NULL NULL NULL NULL 5 Using temporary; Using filesort +# SELECT sum(<indexed vcol>) FROM tbl_name GROUP BY <non-indexed vcol> +select sum(c) from t1 group by b; +sum(c) +NULL +-3 +-2 +-2 +explain select sum(c) from t1 group by b; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ALL NULL NULL NULL NULL 5 Using temporary; Using filesort === added file 'mysql-test/suite/vcol/r/vcol_supported_sql_funcs_innodb.result' --- a/mysql-test/suite/vcol/r/vcol_supported_sql_funcs_innodb.result 1970-01-01 00:00:00 +0000 +++ b/mysql-test/suite/vcol/r/vcol_supported_sql_funcs_innodb.result 2009-10-16 22:57:48 +0000 @@ -0,0 +1,2942 @@ +SET @@session.storage_engine = 'InnoDB'; +# +# NUMERIC FUNCTIONS +# +# ABS() +set sql_warnings = 1; +create table t1 (a int, b int as (abs(a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` int(11) DEFAULT NULL, + `b` int(11) AS (abs(a)) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values (-1, default); +select * from t1; +a b +-1 1 +drop table t1; +set sql_warnings = 0; +# ACOS() +set sql_warnings = 1; +create table t1 (a double, b double as (format(acos(a),6))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` double DEFAULT NULL, + `b` double AS (format(acos(a),6)) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values (1, default); +insert into t1 values (1.0001,default); +insert into t1 values (0,default); +select * from t1; +a b +1 0 +1.0001 NULL +0 1.570796 +drop table t1; +set sql_warnings = 0; +# ASIN() +set sql_warnings = 1; +create table t1 (a double, b double as (format(asin(a),6))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` double DEFAULT NULL, + `b` double AS (format(asin(a),6)) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values (0.2, default); +insert into t1 values (1.0001,default); +select * from t1; +a b +0.2 0.201358 +1.0001 NULL +drop table t1; +set sql_warnings = 0; +#ATAN +set sql_warnings = 1; +create table t1 (a double, b double, c double as (format(atan(a,b),6))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` double DEFAULT NULL, + `b` double DEFAULT NULL, + `c` double AS (format(atan(a,b),6)) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values (-2,2,default); +insert into t1 values (format(PI(),6),0,default); +select * from t1; +a b c +-2 2 -0.785398 +3.141593 0 1.570796 +drop table t1; +set sql_warnings = 0; +set sql_warnings = 1; +create table t1 (a double, c double as (format(atan(a),6))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` double DEFAULT NULL, + `c` double AS (format(atan(a),6)) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values (-2,default); +insert into t1 values (format(PI(),6),default); +select * from t1; +a c +-2 -1.107149 +3.141593 1.262627 +drop table t1; +set sql_warnings = 0; +# ATAN2 +set sql_warnings = 1; +create table t1 (a double, b double, c double as (format(atan2(a,b),6))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` double DEFAULT NULL, + `b` double DEFAULT NULL, + `c` double AS (format(atan2(a,b),6)) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values (-2,2,default); +insert into t1 values (format(PI(),6),0,default); +select * from t1; +a b c +-2 2 -0.785398 +3.141593 0 1.570796 +drop table t1; +set sql_warnings = 0; +# CEIL() +set sql_warnings = 1; +create table t1 (a double, b int as (ceil(a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` double DEFAULT NULL, + `b` int(11) AS (ceil(a)) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values (1.23,default); +insert into t1 values (-1.23,default); +select * from t1; +a b +1.23 2 +-1.23 -1 +drop table t1; +set sql_warnings = 0; +# CONV() +set sql_warnings = 1; +create table t1 (a varchar(10), b int, c int, d varchar(10) as (conv(a,b,c))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(10) DEFAULT NULL, + `b` int(11) DEFAULT NULL, + `c` int(11) DEFAULT NULL, + `d` varchar(10) AS (conv(a,b,c)) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values ('a',16,2,default); +insert into t1 values ('6e',18,8,default); +insert into t1 values (-17,10,-18,default); +insert into t1 values (10+'10'+'10'+0xa,10,10,default); +select * from t1; +a b c d +a 16 2 1010 +6e 18 8 172 +-17 10 -18 -H +40 10 10 40 +drop table t1; +set sql_warnings = 0; +# COS() +set sql_warnings = 1; +create table t1 (a double, b double as (format(cos(a),6))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` double DEFAULT NULL, + `b` double AS (format(cos(a),6)) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values (format(PI(),6),default); +select * from t1; +a b +3.141593 -1 +drop table t1; +set sql_warnings = 0; +# COT() +set sql_warnings = 1; +create table t1 (a double, b double as (format(cot(a),6))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` double DEFAULT NULL, + `b` double AS (format(cot(a),6)) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values (12,default); +insert into t1 values (0,default); +select * from t1; +a b +12 -1.572673 +0 NULL +drop table t1; +set sql_warnings = 0; +# CRC32() +set sql_warnings = 1; +create table t1 (a varchar(10), b long as (crc32(a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(10) DEFAULT NULL, + `b` mediumtext AS (crc32(a)) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values ('MySQL',default); +insert into t1 values ('mysql',default); +select * from t1; +a b +MySQL 3259397556 +mysql 2501908538 +drop table t1; +set sql_warnings = 0; +# DEGREES() +set sql_warnings = 1; +create table t1 (a double, b double as (format(degrees(a),6))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` double DEFAULT NULL, + `b` double AS (format(degrees(a),6)) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values (format(PI(),6),default); +insert into t1 values (format(PI()/2,6),default); +select * from t1; +a b +3.141593 180.00002 +1.570796 89.999981 +drop table t1; +set sql_warnings = 0; +# / +set sql_warnings = 1; +create table t1 (a double, b double as (a/2)); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` double DEFAULT NULL, + `b` double AS (a/2) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values (2,default); +select * from t1; +a b +2 1 +drop table t1; +set sql_warnings = 0; +# EXP() +set sql_warnings = 1; +create table t1 (a double, b double as (format(exp(a),6))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` double DEFAULT NULL, + `b` double AS (format(exp(a),6)) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values (2,default); +insert into t1 values (-2,default); +insert into t1 values (0,default); +select * from t1; +a b +2 7.389056 +-2 0.135335 +0 1 +drop table t1; +set sql_warnings = 0; +# FLOOR() +set sql_warnings = 1; +create table t1 (a double, b long as (floor(a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` double DEFAULT NULL, + `b` mediumtext AS (floor(a)) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values (1.23,default); +insert into t1 values (-1.23,default); +select * from t1; +a b +1.23 1 +-1.23 -2 +drop table t1; +set sql_warnings = 0; +# LN() +set sql_warnings = 1; +create table t1 (a double, b double as (format(ln(a),6))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` double DEFAULT NULL, + `b` double AS (format(ln(a),6)) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values (2,default); +insert into t1 values (-2,default); +select * from t1; +a b +2 0.693147 +-2 NULL +drop table t1; +set sql_warnings = 0; +# LOG() +set sql_warnings = 1; +create table t1 (a double, b double, c double as (format(log(a,b),6))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` double DEFAULT NULL, + `b` double DEFAULT NULL, + `c` double AS (format(log(a,b),6)) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values (2,65536,default); +insert into t1 values (10,100,default); +insert into t1 values (1,100,default); +select * from t1; +a b c +2 65536 16 +10 100 2 +1 100 NULL +drop table t1; +set sql_warnings = 0; +set sql_warnings = 1; +create table t1 (a double, b double as (format(log(a),6))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` double DEFAULT NULL, + `b` double AS (format(log(a),6)) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values (2,default); +insert into t1 values (-2,default); +select * from t1; +a b +2 0.693147 +-2 NULL +drop table t1; +set sql_warnings = 0; +# LOG2() +set sql_warnings = 1; +create table t1 (a double, b double as (format(log2(a),6))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` double DEFAULT NULL, + `b` double AS (format(log2(a),6)) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values (65536,default); +insert into t1 values (-100,default); +select * from t1; +a b +65536 16 +-100 NULL +drop table t1; +set sql_warnings = 0; +# LOG10() +set sql_warnings = 1; +create table t1 (a double, b double as (format(log10(a),6))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` double DEFAULT NULL, + `b` double AS (format(log10(a),6)) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values (2,default); +insert into t1 values (100,default); +insert into t1 values (-100,default); +select * from t1; +a b +2 0.30103 +100 2 +-100 NULL +drop table t1; +set sql_warnings = 0; +# - +set sql_warnings = 1; +create table t1 (a double, b double as (a-1)); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` double DEFAULT NULL, + `b` double AS (a-1) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values (2,default); +select * from t1; +a b +2 1 +drop table t1; +set sql_warnings = 0; +# MOD() +set sql_warnings = 1; +create table t1 (a int, b int as (mod(a,10))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` int(11) DEFAULT NULL, + `b` int(11) AS (mod(a,10)) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values (1,default); +insert into t1 values (11,default); +select * from t1; +a b +1 1 +11 1 +drop table t1; +set sql_warnings = 0; +# % +set sql_warnings = 1; +create table t1 (a int, b int as (a % 10)); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` int(11) DEFAULT NULL, + `b` int(11) AS (a % 10) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values (1,default); +insert into t1 values (11,default); +select * from t1; +a b +1 1 +11 1 +drop table t1; +set sql_warnings = 0; +# OCT() +set sql_warnings = 1; +create table t1 (a double, b varchar(10) as (oct(a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` double DEFAULT NULL, + `b` varchar(10) AS (oct(a)) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values (12,default); +select * from t1; +a b +12 14 +drop table t1; +set sql_warnings = 0; +# PI() +set sql_warnings = 1; +create table t1 (a double, b double as (format(PI()*a*a,6))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` double DEFAULT NULL, + `b` double AS (format(PI()*a*a,6)) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values (1,default); +select * from t1; +a b +1 3.141593 +drop table t1; +set sql_warnings = 0; +# + +set sql_warnings = 1; +create table t1 (a int, b int as (a+1)); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` int(11) DEFAULT NULL, + `b` int(11) AS (a+1) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values (1,default); +select * from t1; +a b +1 2 +drop table t1; +set sql_warnings = 0; +# POW, POWER +set sql_warnings = 1; +create table t1 (a int, b int as (pow(a,2)), c int as (power(a,2))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` int(11) DEFAULT NULL, + `b` int(11) AS (pow(a,2)) VIRTUAL, + `c` int(11) AS (power(a,2)) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values (1,default,default); +insert into t1 values (2,default,default); +select * from t1; +a b c +1 1 1 +2 4 4 +drop table t1; +set sql_warnings = 0; +# RADIANS() +set sql_warnings = 1; +create table t1 (a double, b double as (format(radians(a),6))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` double DEFAULT NULL, + `b` double AS (format(radians(a),6)) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values (90,default); +select * from t1; +a b +90 1.570796 +drop table t1; +set sql_warnings = 0; +# ROUND() +set sql_warnings = 1; +create table t1 (a double, b int as (round(a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` double DEFAULT NULL, + `b` int(11) AS (round(a)) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values (-1.23,default); +insert into t1 values (-1.58,default); +insert into t1 values (1.58,default); +select * from t1; +a b +-1.23 -1 +-1.58 -2 +1.58 2 +drop table t1; +set sql_warnings = 0; +set sql_warnings = 1; +create table t1 (a double, b double, c int as (round(a,b))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` double DEFAULT NULL, + `b` double DEFAULT NULL, + `c` int(11) AS (round(a,b)) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values (1.298,1,default); +insert into t1 values (1.298,0,default); +insert into t1 values (23.298,-1,default); +select * from t1; +a b c +1.298 1 1 +1.298 0 1 +23.298 -1 20 +drop table t1; +set sql_warnings = 0; +# SIGN() +set sql_warnings = 1; +create table t1 (a double, b int as (sign(a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` double DEFAULT NULL, + `b` int(11) AS (sign(a)) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values (-32,default); +insert into t1 values (0,default); +insert into t1 values (234,default); +select * from t1; +a b +-32 -1 +0 0 +234 1 +drop table t1; +set sql_warnings = 0; +# SIN() +set sql_warnings = 1; +create table t1 (a double, b double as (format(sin(a),6))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` double DEFAULT NULL, + `b` double AS (format(sin(a),6)) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values (format(PI()/2,6),default); +select * from t1; +a b +1.570796 1 +drop table t1; +set sql_warnings = 0; +# SQRT() +set sql_warnings = 1; +create table t1 (a double, b double as (format(sqrt(a),6))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` double DEFAULT NULL, + `b` double AS (format(sqrt(a),6)) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values (4,default); +insert into t1 values (20,default); +insert into t1 values (-16,default); +select * from t1; +a b +4 2 +20 4.472136 +-16 NULL +drop table t1; +set sql_warnings = 0; +# TAN() +set sql_warnings = 1; +create table t1 (a double, b double as (format(tan(a),6))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` double DEFAULT NULL, + `b` double AS (format(tan(a),6)) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values (format(PI(),6),default); +insert into t1 values (format(PI()+1,6),default); +select * from t1; +a b +3.141593 0 +4.141593 1.557409 +drop table t1; +set sql_warnings = 0; +# * +set sql_warnings = 1; +create table t1 (a double, b double as (a*3)); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` double DEFAULT NULL, + `b` double AS (a*3) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values (0,default); +insert into t1 values (1,default); +insert into t1 values (2,default); +select * from t1; +a b +0 0 +1 3 +2 6 +drop table t1; +set sql_warnings = 0; +# TRUNCATE() +set sql_warnings = 1; +create table t1 (a double, b double as (truncate(a,4))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` double DEFAULT NULL, + `b` double AS (truncate(a,4)) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values (1.223,default); +insert into t1 values (1.999,default); +insert into t1 values (1.999,default); +insert into t1 values (122,default); +select * from t1; +a b +1.223 1.223 +1.999 1.999 +1.999 1.999 +122 122 +drop table t1; +set sql_warnings = 0; +# Unary - +set sql_warnings = 1; +create table t1 (a double, b double as (-a)); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` double DEFAULT NULL, + `b` double AS (-a) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values (1,default); +insert into t1 values (-1,default); +select * from t1; +a b +1 -1 +-1 1 +drop table t1; +set sql_warnings = 0; +# +# STRING FUNCTIONS +# +# ASCII() +set sql_warnings = 1; +create table t1 (a char(2), b int as (ascii(a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` char(2) DEFAULT NULL, + `b` int(11) AS (ascii(a)) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values ('2',default); +insert into t1 values (2,default); +insert into t1 values ('dx',default); +select * from t1; +a b +2 50 +2 50 +dx 100 +drop table t1; +set sql_warnings = 0; +# BIN() +set sql_warnings = 1; +create table t1 (a int, b varchar(10) as (bin(a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` int(11) DEFAULT NULL, + `b` varchar(10) AS (bin(a)) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values (12,default); +select * from t1; +a b +12 1100 +drop table t1; +set sql_warnings = 0; +# BIT_LENGTH() +set sql_warnings = 1; +create table t1 (a varchar(10), b long as (bit_length(a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(10) DEFAULT NULL, + `b` mediumtext AS (bit_length(a)) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values ('text',default); +select * from t1; +a b +text 32 +drop table t1; +set sql_warnings = 0; +# CHAR_LENGTH() +set sql_warnings = 1; +create table t1 (a varchar(10), b long as (char_length(a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(10) DEFAULT NULL, + `b` mediumtext AS (char_length(a)) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values ('text',default); +select * from t1; +a b +text 4 +drop table t1; +set sql_warnings = 0; +# CHAR() +set sql_warnings = 1; +create table t1 (a int, b int, c varbinary(10) as (char(a,b))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` int(11) DEFAULT NULL, + `b` int(11) DEFAULT NULL, + `c` varbinary(10) AS (char(a,b)) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values (77,121,default); +select * from t1; +a b c +77 121 My +drop table t1; +set sql_warnings = 0; +# CHARACTER_LENGTH() +set sql_warnings = 1; +create table t1 (a varchar(10), b long as (character_length(a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(10) DEFAULT NULL, + `b` mediumtext AS (character_length(a)) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values ('text',default); +select * from t1; +a b +text 4 +drop table t1; +set sql_warnings = 0; +# CONCAT_WS() +set sql_warnings = 1; +create table t1 (a varchar(10), b varchar(10), c varchar(20) as (concat_ws(',',a,b))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(10) DEFAULT NULL, + `b` varchar(10) DEFAULT NULL, + `c` varchar(20) AS (concat_ws(',',a,b)) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values ('value1','value2',default); +select * from t1; +a b c +value1 value2 value1,value2 +drop table t1; +set sql_warnings = 0; +# CONCAT() +set sql_warnings = 1; +create table t1 (a varchar(10), b varchar(10), c varchar(20) as (concat(a,',',b))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(10) DEFAULT NULL, + `b` varchar(10) DEFAULT NULL, + `c` varchar(20) AS (concat(a,',',b)) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values ('value1','value2',default); +select * from t1; +a b c +value1 value2 value1,value2 +drop table t1; +set sql_warnings = 0; +# ELT() +set sql_warnings = 1; +create table t1 (a varchar(10), b varchar(10), c int, d varchar(10) as (elt(c,a,b))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(10) DEFAULT NULL, + `b` varchar(10) DEFAULT NULL, + `c` int(11) DEFAULT NULL, + `d` varchar(10) AS (elt(c,a,b)) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values ('value1','value2',1,default); +insert into t1 values ('value1','value2',2,default); +select * from t1; +a b c d +value1 value2 1 value1 +value1 value2 2 value2 +drop table t1; +set sql_warnings = 0; +# EXPORT_SET() +set sql_warnings = 1; +create table t1 (a int, b varchar(10) as (export_set(a,'1','0','',10))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` int(11) DEFAULT NULL, + `b` varchar(10) AS (export_set(a,'1','0','',10)) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values (6,default); +select * from t1; +a b +6 0110000000 +drop table t1; +set sql_warnings = 0; +# FIELD() +set sql_warnings = 1; +create table t1 (a varchar(10), b varchar(10), c int as (field('aa',a,b))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(10) DEFAULT NULL, + `b` varchar(10) DEFAULT NULL, + `c` int(11) AS (field('aa',a,b)) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values ('aa','bb',default); +insert into t1 values ('bb','aa',default); +select * from t1; +a b c +aa bb 1 +bb aa 2 +drop table t1; +set sql_warnings = 0; +# FIND_IN_SET() +set sql_warnings = 1; +create table t1 (a varchar(10), b varchar(10), c int as (find_in_set(a,b))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(10) DEFAULT NULL, + `b` varchar(10) DEFAULT NULL, + `c` int(11) AS (find_in_set(a,b)) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values ('aa','aa,bb,cc',default); +insert into t1 values ('aa','bb,aa,cc',default); +select * from t1; +a b c +aa aa,bb,cc 1 +aa bb,aa,cc 2 +drop table t1; +set sql_warnings = 0; +# FORMAT() +set sql_warnings = 1; +create table t1 (a double, b varchar(20) as (format(a,2))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` double DEFAULT NULL, + `b` varchar(20) AS (format(a,2)) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values (12332.123456,default); +select * from t1; +a b +12332.123456 12,332.12 +drop table t1; +set sql_warnings = 0; +# HEX() +set sql_warnings = 1; +create table t1 (a int, b varchar(10) as (hex(a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` int(11) DEFAULT NULL, + `b` varchar(10) AS (hex(a)) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values (17,default); +select * from t1; +a b +17 11 +drop table t1; +set sql_warnings = 0; +set sql_warnings = 1; +create table t1 (a varchar(10), b varchar(10) as (hex(a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(10) DEFAULT NULL, + `b` varchar(10) AS (hex(a)) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values ('abc',default); +select * from t1; +a b +abc 616263 +drop table t1; +set sql_warnings = 0; +# INSERT() +set sql_warnings = 1; +create table t1 (a varchar(10), b varchar(10), c varchar(20) as (insert(a,length(a),length(b),b))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(10) DEFAULT NULL, + `b` varchar(10) DEFAULT NULL, + `c` varchar(20) AS (insert(a,length(a),length(b),b)) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values ('start,','end',default); +select * from t1; +a b c +start, end startend +drop table t1; +set sql_warnings = 0; +# INSTR() +set sql_warnings = 1; +create table t1 (a varchar(10), b varchar(10), c int as (instr(a,b))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(10) DEFAULT NULL, + `b` varchar(10) DEFAULT NULL, + `c` int(11) AS (instr(a,b)) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values ('foobarbar,','bar',default); +insert into t1 values ('xbar,','foobar',default); +select * from t1; +a b c +foobarbar, bar 4 +xbar, foobar 0 +drop table t1; +set sql_warnings = 0; +# LCASE() +set sql_warnings = 1; +create table t1 (a varchar(10), b varchar(10) as (lcase(a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(10) DEFAULT NULL, + `b` varchar(10) AS (lcase(a)) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values ('MySQL',default); +select * from t1; +a b +MySQL mysql +drop table t1; +set sql_warnings = 0; +# LEFT() +set sql_warnings = 1; +create table t1 (a varchar(10), b varchar(5) as (left(a,5))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(10) DEFAULT NULL, + `b` varchar(5) AS (left(a,5)) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values ('foobarbar',default); +select * from t1; +a b +foobarbar fooba +drop table t1; +set sql_warnings = 0; +# LENGTH() +set sql_warnings = 1; +create table t1 (a varchar(10), b int as (length(a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(10) DEFAULT NULL, + `b` int(11) AS (length(a)) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values ('text',default); +select * from t1; +a b +text 4 +drop table t1; +set sql_warnings = 0; +# LIKE +set sql_warnings = 1; +create table t1 (a varchar(10), b bool as (a like 'H%o')); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(10) DEFAULT NULL, + `b` tinyint(1) AS (a like 'H%o') VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values ('Hello',default); +insert into t1 values ('MySQL',default); +select * from t1; +a b +Hello 1 +MySQL 0 +drop table t1; +set sql_warnings = 0; +# LOCATE() +set sql_warnings = 1; +create table t1 (a varchar(10), b varchar(10) as (locate('bar',a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(10) DEFAULT NULL, + `b` varchar(10) AS (locate('bar',a)) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values ('foobarbar',default); +select * from t1; +a b +foobarbar 4 +drop table t1; +set sql_warnings = 0; +# LOWER() +set sql_warnings = 1; +create table t1 (a varchar(10), b varchar(10) as (lower(a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(10) DEFAULT NULL, + `b` varchar(10) AS (lower(a)) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values ('MySQL',default); +select * from t1; +a b +MySQL mysql +drop table t1; +set sql_warnings = 0; +# LPAD() +set sql_warnings = 1; +create table t1 (a varchar(10), b varchar(10) as (lpad(a,4,' '))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(10) DEFAULT NULL, + `b` varchar(10) AS (lpad(a,4,' ')) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values ('MySQL',default); +insert into t1 values ('M',default); +select * from t1; +a b +MySQL MySQ +M M +drop table t1; +set sql_warnings = 0; +# LTRIM() +set sql_warnings = 1; +create table t1 (a varchar(10), b varchar(10) as (ltrim(a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(10) DEFAULT NULL, + `b` varchar(10) AS (ltrim(a)) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values (' MySQL',default); +insert into t1 values ('MySQL',default); +select * from t1; +a b + MySQL MySQL +MySQL MySQL +drop table t1; +set sql_warnings = 0; +# MAKE_SET() +set sql_warnings = 1; +create table t1 (a varchar(10), b varchar(10), c int, d varchar(30) as (make_set(c,a,b))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(10) DEFAULT NULL, + `b` varchar(10) DEFAULT NULL, + `c` int(11) DEFAULT NULL, + `d` varchar(30) AS (make_set(c,a,b)) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values ('a','b',1,default); +insert into t1 values ('a','b',3,default); +select * from t1; +a b c d +a b 1 a +a b 3 a,b +drop table t1; +set sql_warnings = 0; +# MID() +set sql_warnings = 1; +create table t1 (a varchar(10), b varchar(10) as (mid(a,1,2))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(10) DEFAULT NULL, + `b` varchar(10) AS (mid(a,1,2)) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values ('foobarbar',default); +select * from t1; +a b +foobarbar fo +drop table t1; +set sql_warnings = 0; +# NOT LIKE +set sql_warnings = 1; +create table t1 (a varchar(10), b bool as (a not like 'H%o')); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(10) DEFAULT NULL, + `b` tinyint(1) AS (a not like 'H%o') VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values ('Hello',default); +insert into t1 values ('MySQL',default); +select * from t1; +a b +Hello 0 +MySQL 1 +drop table t1; +set sql_warnings = 0; +# NOT REGEXP +set sql_warnings = 1; +create table t1 (a varchar(10), b bool as (a not regexp 'H.+o')); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(10) DEFAULT NULL, + `b` tinyint(1) AS (a not regexp 'H.+o') VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values ('Hello',default); +insert into t1 values ('hello',default); +select * from t1; +a b +Hello 0 +hello 0 +drop table t1; +set sql_warnings = 0; +# OCTET_LENGTH() +set sql_warnings = 1; +create table t1 (a varchar(10), b int as (octet_length(a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(10) DEFAULT NULL, + `b` int(11) AS (octet_length(a)) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values ('text',default); +select * from t1; +a b +text 4 +drop table t1; +set sql_warnings = 0; +# ORD() +set sql_warnings = 1; +create table t1 (a varchar(10), b long as (ord(a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(10) DEFAULT NULL, + `b` mediumtext AS (ord(a)) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values ('2',default); +select * from t1; +a b +2 50 +drop table t1; +set sql_warnings = 0; +# POSITION() +set sql_warnings = 1; +create table t1 (a varchar(10), b varchar(10) as (position('bar' in a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(10) DEFAULT NULL, + `b` varchar(10) AS (position('bar' in a)) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values ('foobarbar',default); +select * from t1; +a b +foobarbar 4 +drop table t1; +set sql_warnings = 0; +# QUOTE() +set sql_warnings = 1; +create table t1 (a varchar(10), b varchar(10) as (quote(a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(10) DEFAULT NULL, + `b` varchar(10) AS (quote(a)) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values ('Don\'t',default); +select * from t1; +a b +Don't 'Don\'t' +drop table t1; +set sql_warnings = 0; +# REGEXP() +set sql_warnings = 1; +create table t1 (a varchar(10), b bool as (a regexp 'H.+o')); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(10) DEFAULT NULL, + `b` tinyint(1) AS (a regexp 'H.+o') VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values ('Hello',default); +insert into t1 values ('hello',default); +select * from t1; +a b +Hello 1 +hello 1 +drop table t1; +set sql_warnings = 0; +# REPEAT() +set sql_warnings = 1; +create table t1 (a varchar(10), b varchar(30) as (repeat(a,3))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(10) DEFAULT NULL, + `b` varchar(30) AS (repeat(a,3)) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values ('MySQL',default); +select * from t1; +a b +MySQL MySQLMySQLMySQL +drop table t1; +set sql_warnings = 0; +# REPLACE() +set sql_warnings = 1; +create table t1 (a varchar(10), b varchar(30) as (replace(a,'aa','bb'))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(10) DEFAULT NULL, + `b` varchar(30) AS (replace(a,'aa','bb')) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values ('maa',default); +select * from t1; +a b +maa mbb +drop table t1; +set sql_warnings = 0; +# REVERSE() +set sql_warnings = 1; +create table t1 (a varchar(10), b varchar(30) as (reverse(a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(10) DEFAULT NULL, + `b` varchar(30) AS (reverse(a)) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values ('maa',default); +select * from t1; +a b +maa aam +drop table t1; +set sql_warnings = 0; +# RIGHT() +set sql_warnings = 1; +create table t1 (a varchar(10), b varchar(10) as (right(a,4))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(10) DEFAULT NULL, + `b` varchar(10) AS (right(a,4)) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values ('foobarbar',default); +select * from t1; +a b +foobarbar rbar +drop table t1; +set sql_warnings = 0; +# RLIKE() +set sql_warnings = 1; +create table t1 (a varchar(10), b bool as (a rlike 'H.+o')); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(10) DEFAULT NULL, + `b` tinyint(1) AS (a rlike 'H.+o') VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values ('Hello',default); +insert into t1 values ('MySQL',default); +select * from t1; +a b +Hello 1 +MySQL 0 +drop table t1; +set sql_warnings = 0; +# RPAD() +set sql_warnings = 1; +create table t1 (a varchar(10), b varchar(10) as (rpad(a,4,'??'))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(10) DEFAULT NULL, + `b` varchar(10) AS (rpad(a,4,'??')) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values ('He',default); +select * from t1; +a b +He He?? +drop table t1; +set sql_warnings = 0; +# RTRIM(); +set sql_warnings = 1; +create table t1 (a varchar(10), b varchar(10) as (rtrim(a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(10) DEFAULT NULL, + `b` varchar(10) AS (rtrim(a)) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values ('Hello ',default); +select * from t1; +a b +Hello Hello +drop table t1; +set sql_warnings = 0; +# SOUNDEX() +set sql_warnings = 1; +create table t1 (a varchar(10), b varchar(20) as (soundex(a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(10) DEFAULT NULL, + `b` varchar(20) AS (soundex(a)) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values ('Hello',default); +select * from t1; +a b +Hello H400 +drop table t1; +set sql_warnings = 0; +# SOUNDS LIKE +set sql_warnings = 1; +create table t1 (a varchar(10), b varchar(10), c bool as (a sounds like b)); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(10) DEFAULT NULL, + `b` varchar(10) DEFAULT NULL, + `c` tinyint(1) AS (a sounds like b) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values ('Hello','Hello',default); +insert into t1 values ('Hello','MySQL',default); +insert into t1 values ('Hello','hello',default); +select * from t1; +a b c +Hello Hello 1 +Hello MySQL 0 +Hello hello 1 +drop table t1; +set sql_warnings = 0; +# SPACE() +set sql_warnings = 1; +create table t1 (a varchar(5), b varchar(10) as (concat(a,space(5)))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(5) DEFAULT NULL, + `b` varchar(10) AS (concat(a,space(5))) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values ('Hello', default); +select * from t1; +a b +Hello Hello +drop table t1; +set sql_warnings = 0; +# STRCMP() +set sql_warnings = 1; +create table t1 (a varchar(9), b varchar(9), c tinyint(1) as (strcmp(a,b))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(9) DEFAULT NULL, + `b` varchar(9) DEFAULT NULL, + `c` tinyint(1) AS (strcmp(a,b)) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values ('Hello','Hello', default); +insert into t1 values ('Hello','Hello1', default); +select * from t1; +a b c +Hello Hello 0 +Hello Hello1 -1 +drop table t1; +set sql_warnings = 0; +# SUBSTR() +set sql_warnings = 1; +create table t1 (a varchar(5), b varchar(10) as (substr(a,2))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(5) DEFAULT NULL, + `b` varchar(10) AS (substr(a,2)) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values ('Hello',default); +select * from t1; +a b +Hello ello +drop table t1; +set sql_warnings = 0; +# SUBSTRING_INDEX() +set sql_warnings = 1; +create table t1 (a varchar(15), b varchar(10) as (substring_index(a,'.',2))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(15) DEFAULT NULL, + `b` varchar(10) AS (substring_index(a,'.',2)) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values ('www.mysql.com',default); +select * from t1; +a b +www.mysql.com www.mysql +drop table t1; +set sql_warnings = 0; +# SUBSTRING() +set sql_warnings = 1; +create table t1 (a varchar(5), b varchar(10) as (substring(a from 2 for 2))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(5) DEFAULT NULL, + `b` varchar(10) AS (substring(a from 2 for 2)) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values ('Hello',default); +select * from t1; +a b +Hello el +drop table t1; +set sql_warnings = 0; +# TRIM() +set sql_warnings = 1; +create table t1 (a varchar(15), b varchar(10) as (trim(a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(15) DEFAULT NULL, + `b` varchar(10) AS (trim(a)) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values (' aa ',default); +select * from t1; +a b + aa aa +drop table t1; +set sql_warnings = 0; +# UCASE() +set sql_warnings = 1; +create table t1 (a varchar(5), b varchar(10) as (ucase(a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(5) DEFAULT NULL, + `b` varchar(10) AS (ucase(a)) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values ('MySQL',default); +select * from t1; +a b +MySQL MYSQL +drop table t1; +set sql_warnings = 0; +# UNHEX() +set sql_warnings = 1; +create table t1 (a varchar(15), b varchar(10) as (unhex(a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(15) DEFAULT NULL, + `b` varchar(10) AS (unhex(a)) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values ('4D7953514C',default); +select * from t1; +a b +4D7953514C MySQL +drop table t1; +set sql_warnings = 0; +# UPPER() +set sql_warnings = 1; +create table t1 (a varchar(5), b varchar(10) as (upper(a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(5) DEFAULT NULL, + `b` varchar(10) AS (upper(a)) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values ('MySQL',default); +select * from t1; +a b +MySQL MYSQL +drop table t1; +set sql_warnings = 0; +# +# CONTROL FLOW FUNCTIONS +# +# CASE +set sql_warnings = 1; +create table t1 (a varchar(10), b varchar(16) as (case a when NULL then 'asd' when 'b' then 'B' else a end)); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(10) DEFAULT NULL, + `b` varchar(16) AS (case a when NULL then 'asd' when 'b' then 'B' else a end) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values (NULL,default); +insert into t1 values ('b',default); +insert into t1 values ('c',default); +select * from t1; +a b +NULL NULL +b B +c c +drop table t1; +set sql_warnings = 0; +# IF +set sql_warnings = 1; +create table t1 (a int, b int, c int as (if(a=1,a,b))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` int(11) DEFAULT NULL, + `b` int(11) DEFAULT NULL, + `c` int(11) AS (if(a=1,a,b)) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values (1,2,default); +insert into t1 values (3,4,default); +select * from t1; +a b c +1 2 1 +3 4 4 +drop table t1; +set sql_warnings = 0; +# IFNULL +set sql_warnings = 1; +create table t1 (a varchar(10), b varchar(10), c varchar(10) as (ifnull(a,'DEFAULT'))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(10) DEFAULT NULL, + `b` varchar(10) DEFAULT NULL, + `c` varchar(10) AS (ifnull(a,'DEFAULT')) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values (NULL,'adf',default); +insert into t1 values ('a','adf',default); +select * from t1; +a b c +NULL adf DEFAULT +a adf a +drop table t1; +set sql_warnings = 0; +# NULLIF +set sql_warnings = 1; +create table t1 (a varchar(10), b varchar(10) as (nullif(a,'DEFAULT'))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(10) DEFAULT NULL, + `b` varchar(10) AS (nullif(a,'DEFAULT')) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values ('DEFAULT',default); +insert into t1 values ('a',default); +select * from t1; +a b +DEFAULT NULL +a a +drop table t1; +set sql_warnings = 0; +# +# OPERATORS +# +# AND, && +set sql_warnings = 1; +create table t1 (a int, b bool as (a>0 && a<2)); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` int(11) DEFAULT NULL, + `b` tinyint(1) AS (a>0 && a<2) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values (-1,default); +insert into t1 values (1,default); +select * from t1; +a b +-1 0 +1 1 +drop table t1; +set sql_warnings = 0; +# BETWEEN ... AND ... +set sql_warnings = 1; +create table t1 (a int, b bool as (a between 0 and 2)); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` int(11) DEFAULT NULL, + `b` tinyint(1) AS (a between 0 and 2) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values (-1,default); +insert into t1 values (1,default); +select * from t1; +a b +-1 0 +1 1 +drop table t1; +set sql_warnings = 0; +# BINARY +set sql_warnings = 1; +create table t1 (a varchar(10), b varbinary(10) as (binary a)); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(10) DEFAULT NULL, + `b` varbinary(10) AS (binary a) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values ('11',default); +insert into t1 values (1,default); +select * from t1; +a b +11 11 +1 1 +drop table t1; +set sql_warnings = 0; +# & +set sql_warnings = 1; +create table t1 (a int, b int as (a & 5)); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` int(11) DEFAULT NULL, + `b` int(11) AS (a & 5) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values (1,default); +insert into t1 values (0,default); +select * from t1; +a b +1 1 +0 0 +drop table t1; +set sql_warnings = 0; +# ~ +set sql_warnings = 1; +create table t1 (a int, b int as (~a)); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` int(11) DEFAULT NULL, + `b` int(11) AS (~a) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values (1,default); +Warnings: +Warning 1264 Out of range value for column 'b' at row 1 +select * from t1; +a b +1 2147483647 +drop table t1; +set sql_warnings = 0; +# | +set sql_warnings = 1; +create table t1 (a int, b int as (a | 5)); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` int(11) DEFAULT NULL, + `b` int(11) AS (a | 5) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values (1,default); +insert into t1 values (0,default); +insert into t1 values (2,default); +select * from t1; +a b +1 5 +0 5 +2 7 +drop table t1; +set sql_warnings = 0; +# ^ +set sql_warnings = 1; +create table t1 (a int, b int as (a ^ 5)); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` int(11) DEFAULT NULL, + `b` int(11) AS (a ^ 5) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values (1,default); +insert into t1 values (0,default); +insert into t1 values (2,default); +select * from t1; +a b +1 4 +0 5 +2 7 +drop table t1; +set sql_warnings = 0; +# DIV +set sql_warnings = 1; +create table t1 (a int, b int as (a div 5)); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` int(11) DEFAULT NULL, + `b` int(11) AS (a div 5) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values (1,default); +insert into t1 values (7,default); +select * from t1; +a b +1 0 +7 1 +drop table t1; +set sql_warnings = 0; +# <=> +set sql_warnings = 1; +create table t1 (a int, b int, c bool as (a <=> b)); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` int(11) DEFAULT NULL, + `b` int(11) DEFAULT NULL, + `c` tinyint(1) AS (a <=> b) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values (1,1,default); +insert into t1 values (NULL,NULL,default); +insert into t1 values (1,NULL,default); +select * from t1; +a b c +1 1 1 +NULL NULL 1 +1 NULL 0 +drop table t1; +set sql_warnings = 0; +# = +set sql_warnings = 1; +create table t1 (a varchar(10), b varchar(10), c bool as (a=b)); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(10) DEFAULT NULL, + `b` varchar(10) DEFAULT NULL, + `c` tinyint(1) AS (a=b) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values ('a','b',default); +insert into t1 values ('a','a',default); +select * from t1; +a b c +a b 0 +a a 1 +drop table t1; +set sql_warnings = 0; +# >= +set sql_warnings = 1; +create table t1 (a varchar(10), b varchar(10), c bool as (a >= b)); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(10) DEFAULT NULL, + `b` varchar(10) DEFAULT NULL, + `c` tinyint(1) AS (a >= b) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values ('a','b',default); +insert into t1 values ('a','a',default); +select * from t1; +a b c +a b 0 +a a 1 +drop table t1; +set sql_warnings = 0; +# > +set sql_warnings = 1; +create table t1 (a varchar(10), b varchar(10), c bool as (a > b)); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(10) DEFAULT NULL, + `b` varchar(10) DEFAULT NULL, + `c` tinyint(1) AS (a > b) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values ('a','b',default); +insert into t1 values ('a','a',default); +select * from t1; +a b c +a b 0 +a a 0 +drop table t1; +set sql_warnings = 0; +# IS NOT NULL +set sql_warnings = 1; +create table t1 (a int, b bool as (a is not null)); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` int(11) DEFAULT NULL, + `b` tinyint(1) AS (a is not null) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values (1,default); +insert into t1 values (NULL,default); +select * from t1; +a b +1 1 +NULL 0 +drop table t1; +set sql_warnings = 0; +# IS NULL +set sql_warnings = 1; +create table t1 (a int, b bool as (a is null)); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` int(11) DEFAULT NULL, + `b` tinyint(1) AS (a is null) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values (1,default); +insert into t1 values (NULL,default); +select * from t1; +a b +1 0 +NULL 1 +drop table t1; +set sql_warnings = 0; +# << +set sql_warnings = 1; +create table t1 (a int, b int as (a << 2)); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` int(11) DEFAULT NULL, + `b` int(11) AS (a << 2) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values (1,default); +insert into t1 values (3,default); +select * from t1; +a b +1 4 +3 12 +drop table t1; +set sql_warnings = 0; +# <= +set sql_warnings = 1; +create table t1 (a varchar(10), b varchar(10), c bool as (a <= b)); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(10) DEFAULT NULL, + `b` varchar(10) DEFAULT NULL, + `c` tinyint(1) AS (a <= b) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values ('b','a',default); +insert into t1 values ('b','b',default); +insert into t1 values ('b','c',default); +select * from t1; +a b c +b a 0 +b b 1 +b c 1 +drop table t1; +set sql_warnings = 0; +# < +set sql_warnings = 1; +create table t1 (a varchar(10), b varchar(10), c bool as (a < b)); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(10) DEFAULT NULL, + `b` varchar(10) DEFAULT NULL, + `c` tinyint(1) AS (a < b) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values ('b','a',default); +insert into t1 values ('b','b',default); +insert into t1 values ('b','c',default); +select * from t1; +a b c +b a 0 +b b 0 +b c 1 +drop table t1; +set sql_warnings = 0; +# NOT BETWEEN ... AND ... +set sql_warnings = 1; +create table t1 (a int, b bool as (a not between 0 and 2)); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` int(11) DEFAULT NULL, + `b` tinyint(1) AS (a not between 0 and 2) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values (-1,default); +insert into t1 values (1,default); +select * from t1; +a b +-1 1 +1 0 +drop table t1; +set sql_warnings = 0; +# <> +set sql_warnings = 1; +create table t1 (a varchar(10), b varchar(10), c bool as (a <> b)); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(10) DEFAULT NULL, + `b` varchar(10) DEFAULT NULL, + `c` tinyint(1) AS (a <> b) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values ('b','a',default); +insert into t1 values ('b','b',default); +insert into t1 values ('b','c',default); +select * from t1; +a b c +b a 1 +b b 0 +b c 1 +drop table t1; +set sql_warnings = 0; +# != +set sql_warnings = 1; +create table t1 (a varchar(10), b varchar(10), c bool as (a != b)); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(10) DEFAULT NULL, + `b` varchar(10) DEFAULT NULL, + `c` tinyint(1) AS (a != b) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values ('b','a',default); +insert into t1 values ('b','b',default); +insert into t1 values ('b','c',default); +select * from t1; +a b c +b a 1 +b b 0 +b c 1 +drop table t1; +set sql_warnings = 0; +# ||, OR +set sql_warnings = 1; +create table t1 (a int, b int as (a>5 || a<3)); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` int(11) DEFAULT NULL, + `b` int(11) AS (a>5 || a<3) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values (1,default); +insert into t1 values (4,default); +select * from t1; +a b +1 1 +4 0 +drop table t1; +set sql_warnings = 0; +# >> +set sql_warnings = 1; +create table t1 (a int, b int as (a >> 2)); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` int(11) DEFAULT NULL, + `b` int(11) AS (a >> 2) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values (8,default); +insert into t1 values (3,default); +select * from t1; +a b +8 2 +3 0 +drop table t1; +set sql_warnings = 0; +# XOR +set sql_warnings = 1; +create table t1 (a int, b int as (a xor 5)); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` int(11) DEFAULT NULL, + `b` int(11) AS (a xor 5) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values (0,default); +insert into t1 values (1,default); +insert into t1 values (2,default); +select * from t1; +a b +0 1 +1 0 +2 0 +drop table t1; +set sql_warnings = 0; +# +# DATE AND TIME FUNCTIONS +# +# ADDDATE() +set sql_warnings = 1; +create table t1 (a datetime, b datetime as (adddate(a,interval 1 month))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` datetime DEFAULT NULL, + `b` datetime AS (adddate(a,interval 1 month)) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values ('2008-08-31',default); +select * from t1; +a b +2008-08-31 00:00:00 2008-09-30 00:00:00 +drop table t1; +set sql_warnings = 0; +# ADDTIME() +set sql_warnings = 1; +create table t1 (a datetime, b datetime as (addtime(a,'02:00:00'))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` datetime DEFAULT NULL, + `b` datetime AS (addtime(a,'02:00:00')) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values ('2008-08-31',default); +select * from t1; +a b +2008-08-31 00:00:00 2008-08-31 02:00:00 +drop table t1; +set sql_warnings = 0; +# CONVERT_TZ() +set sql_warnings = 1; +create table t1 (a datetime, b datetime as (convert_tz(a,'MET','UTC'))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` datetime DEFAULT NULL, + `b` datetime AS (convert_tz(a,'MET','UTC')) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values ('2008-08-31',default); +select * from t1; +a b +2008-08-31 00:00:00 2008-08-30 22:00:00 +drop table t1; +set sql_warnings = 0; +# DATE_ADD() +set sql_warnings = 1; +create table t1 (a datetime, b datetime as (date_add(a,interval 1 month))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` datetime DEFAULT NULL, + `b` datetime AS (date_add(a,interval 1 month)) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values ('2008-08-31',default); +select * from t1; +a b +2008-08-31 00:00:00 2008-09-30 00:00:00 +drop table t1; +set sql_warnings = 0; +# DATE_FORMAT() +set sql_warnings = 1; +create table t1 (a datetime, b varchar(64) as (date_format(a,'%W %M %D'))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` datetime DEFAULT NULL, + `b` varchar(64) AS (date_format(a,'%W %M %D')) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values ('2008-08-31',default); +select * from t1; +a b +2008-08-31 00:00:00 Sunday August 31st +drop table t1; +set sql_warnings = 0; +# DATE_SUB() +set sql_warnings = 1; +create table t1 (a datetime, b datetime as (date_sub(a,interval 1 month))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` datetime DEFAULT NULL, + `b` datetime AS (date_sub(a,interval 1 month)) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values ('2008-08-31',default); +select * from t1; +a b +2008-08-31 00:00:00 2008-07-31 00:00:00 +drop table t1; +set sql_warnings = 0; +# DATE() +set sql_warnings = 1; +create table t1 (a datetime, b datetime as (date(a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` datetime DEFAULT NULL, + `b` datetime AS (date(a)) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values ('2008-08-31 02:00:00',default); +select * from t1; +a b +2008-08-31 02:00:00 2008-08-31 00:00:00 +drop table t1; +set sql_warnings = 0; +# DATEDIFF() +set sql_warnings = 1; +create table t1 (a datetime, b long as (datediff(a,'2000-01-01'))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` datetime DEFAULT NULL, + `b` mediumtext AS (datediff(a,'2000-01-01')) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values ('2008-08-31',default); +select * from t1; +a b +2008-08-31 00:00:00 3165 +drop table t1; +set sql_warnings = 0; +# DAY() +set sql_warnings = 1; +create table t1 (a datetime, b int as (day(a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` datetime DEFAULT NULL, + `b` int(11) AS (day(a)) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values ('2008-08-31',default); +select * from t1; +a b +2008-08-31 00:00:00 31 +drop table t1; +set sql_warnings = 0; +# DAYNAME() +set sql_warnings = 1; +create table t1 (a datetime, b varchar(10) as (dayname(a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` datetime DEFAULT NULL, + `b` varchar(10) AS (dayname(a)) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values ('2008-08-31',default); +select * from t1; +a b +2008-08-31 00:00:00 Sunday +drop table t1; +set sql_warnings = 0; +# DAYOFMONTH() +set sql_warnings = 1; +create table t1 (a datetime, b int as (dayofmonth(a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` datetime DEFAULT NULL, + `b` int(11) AS (dayofmonth(a)) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values ('2008-08-31',default); +select * from t1; +a b +2008-08-31 00:00:00 31 +drop table t1; +set sql_warnings = 0; +# DAYOFWEEK() +set sql_warnings = 1; +create table t1 (a datetime, b int as (dayofweek(a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` datetime DEFAULT NULL, + `b` int(11) AS (dayofweek(a)) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values ('2008-08-31',default); +select * from t1; +a b +2008-08-31 00:00:00 1 +drop table t1; +set sql_warnings = 0; +# DAYOFYEAR() +set sql_warnings = 1; +create table t1 (a datetime, b int as (dayofyear(a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` datetime DEFAULT NULL, + `b` int(11) AS (dayofyear(a)) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values ('2008-08-31',default); +select * from t1; +a b +2008-08-31 00:00:00 244 +drop table t1; +set sql_warnings = 0; +# EXTRACT +set sql_warnings = 1; +create table t1 (a datetime, b int as (extract(year from a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` datetime DEFAULT NULL, + `b` int(11) AS (extract(year from a)) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values ('2008-08-31',default); +select * from t1; +a b +2008-08-31 00:00:00 2008 +drop table t1; +set sql_warnings = 0; +# FROM_DAYS() +set sql_warnings = 1; +create table t1 (a long, b datetime as (from_days(a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` mediumtext, + `b` datetime AS (from_days(a)) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values (730669,default); +select * from t1; +a b +730669 2000-07-03 00:00:00 +drop table t1; +set sql_warnings = 0; +# FROM_UNIXTIME() +set sql_warnings = 1; +create table t1 (a long, b datetime as (from_unixtime(a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` mediumtext, + `b` datetime AS (from_unixtime(a)) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values (1196440219,default); +select * from t1; +a b +1196440219 2007-11-30 19:30:19 +drop table t1; +set sql_warnings = 0; +# GET_FORMAT() +set sql_warnings = 1; +create table t1 (a datetime, b varchar(32) as (date_format(a,get_format(DATE,'EUR')))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` datetime DEFAULT NULL, + `b` varchar(32) AS (date_format(a,get_format(DATE,'EUR'))) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values ('2008-08-31',default); +select * from t1; +a b +2008-08-31 00:00:00 31.08.2008 +drop table t1; +set sql_warnings = 0; +# HOUR() +set sql_warnings = 1; +create table t1 (a time, b long as (hour(a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` time DEFAULT NULL, + `b` mediumtext AS (hour(a)) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values ('10:05:03',default); +select * from t1; +a b +10:05:03 10 +drop table t1; +set sql_warnings = 0; +# LAST_DAY() +set sql_warnings = 1; +create table t1 (a datetime, b datetime as (last_day(a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` datetime DEFAULT NULL, + `b` datetime AS (last_day(a)) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values ('2003-02-05',default); +insert into t1 values ('2003-02-32',default); +Warnings: +Warning 1264 Out of range value for column 'a' at row 1 +select * from t1; +a b +2003-02-05 00:00:00 2003-02-28 00:00:00 +0000-00-00 00:00:00 NULL +drop table t1; +set sql_warnings = 0; +# MAKEDATE() +set sql_warnings = 1; +create table t1 (a int, b datetime as (makedate(a,1))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` int(11) DEFAULT NULL, + `b` datetime AS (makedate(a,1)) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values (2001,default); +select * from t1; +a b +2001 2001-01-01 00:00:00 +drop table t1; +set sql_warnings = 0; +# MAKETIME() +set sql_warnings = 1; +create table t1 (a int, b time as (maketime(a,1,3))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` int(11) DEFAULT NULL, + `b` time AS (maketime(a,1,3)) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values (12,default); +select * from t1; +a b +12 12:01:03 +drop table t1; +set sql_warnings = 0; +# MICROSECOND() +set sql_warnings = 1; +create table t1 (a datetime, b long as (microsecond(a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` datetime DEFAULT NULL, + `b` mediumtext AS (microsecond(a)) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values ('2009-12-31 12:00:00.123456',default); +insert into t1 values ('2009-12-31 23:59:59.000010',default); +select * from t1; +a b +2009-12-31 12:00:00 0 +2009-12-31 23:59:59 0 +drop table t1; +set sql_warnings = 0; +# MINUTE() +set sql_warnings = 1; +create table t1 (a datetime, b int as (minute(a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` datetime DEFAULT NULL, + `b` int(11) AS (minute(a)) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values ('2009-12-31 23:59:59.000010',default); +select * from t1; +a b +2009-12-31 23:59:59 59 +drop table t1; +set sql_warnings = 0; +# MONTH() +set sql_warnings = 1; +create table t1 (a datetime, b int as (month(a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` datetime DEFAULT NULL, + `b` int(11) AS (month(a)) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values ('2009-12-31 23:59:59.000010',default); +select * from t1; +a b +2009-12-31 23:59:59 12 +drop table t1; +set sql_warnings = 0; +# MONTHNAME() +set sql_warnings = 1; +create table t1 (a datetime, b varchar(16) as (monthname(a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` datetime DEFAULT NULL, + `b` varchar(16) AS (monthname(a)) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values ('2009-12-31 23:59:59.000010',default); +select * from t1; +a b +2009-12-31 23:59:59 December +drop table t1; +set sql_warnings = 0; +# PERIOD_ADD() +set sql_warnings = 1; +create table t1 (a int, b int as (period_add(a,2))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` int(11) DEFAULT NULL, + `b` int(11) AS (period_add(a,2)) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values (200801,default); +select * from t1; +a b +200801 200803 +drop table t1; +set sql_warnings = 0; +# PERIOD_DIFF() +set sql_warnings = 1; +create table t1 (a int, b int, c int as (period_diff(a,b))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` int(11) DEFAULT NULL, + `b` int(11) DEFAULT NULL, + `c` int(11) AS (period_diff(a,b)) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values (200802,200703,default); +select * from t1; +a b c +200802 200703 11 +drop table t1; +set sql_warnings = 0; +# QUARTER() +set sql_warnings = 1; +create table t1 (a datetime, b int as (quarter(a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` datetime DEFAULT NULL, + `b` int(11) AS (quarter(a)) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values ('2008-08-31',default); +select * from t1; +a b +2008-08-31 00:00:00 3 +drop table t1; +set sql_warnings = 0; +# SEC_TO_TIME() +set sql_warnings = 1; +create table t1 (a long, b time as (sec_to_time(a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` mediumtext, + `b` time AS (sec_to_time(a)) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values (2378,default); +select * from t1; +a b +2378 00:39:38 +drop table t1; +set sql_warnings = 0; +# SECOND() +set sql_warnings = 1; +create table t1 (a datetime, b int as (second(a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` datetime DEFAULT NULL, + `b` int(11) AS (second(a)) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values ('10:05:03',default); +select * from t1; +a b +2010-05-03 00:00:00 0 +drop table t1; +set sql_warnings = 0; +# STR_TO_DATE() +set sql_warnings = 1; +create table t1 (a varchar(64), b datetime as (str_to_date(a,'%m/%d/%Y'))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(64) DEFAULT NULL, + `b` datetime AS (str_to_date(a,'%m/%d/%Y')) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values ('04/30/2004',default); +select * from t1; +a b +04/30/2004 2004-04-30 00:00:00 +drop table t1; +set sql_warnings = 0; +# SUBDATE() +set sql_warnings = 1; +create table t1 (a datetime, b datetime as (subdate(a,interval 1 month))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` datetime DEFAULT NULL, + `b` datetime AS (subdate(a,interval 1 month)) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values ('2008-08-31',default); +select * from t1; +a b +2008-08-31 00:00:00 2008-07-31 00:00:00 +drop table t1; +set sql_warnings = 0; +# SUBTIME() +set sql_warnings = 1; +create table t1 (a datetime, b datetime as (subtime(a,'02:00:00'))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` datetime DEFAULT NULL, + `b` datetime AS (subtime(a,'02:00:00')) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values ('2008-08-31',default); +select * from t1; +a b +2008-08-31 00:00:00 2008-08-30 22:00:00 +drop table t1; +set sql_warnings = 0; +# TIME_FORMAT() +set sql_warnings = 1; +create table t1 (a datetime, b varchar(32) as (time_format(a,'%r'))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` datetime DEFAULT NULL, + `b` varchar(32) AS (time_format(a,'%r')) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values ('2008-08-31 02:03:04',default); +select * from t1; +a b +2008-08-31 02:03:04 02:03:04 AM +drop table t1; +set sql_warnings = 0; +# TIME_TO_SEC() +set sql_warnings = 1; +create table t1 (a time, b long as (time_to_sec(a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` time DEFAULT NULL, + `b` mediumtext AS (time_to_sec(a)) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values ('22:23:00',default); +select * from t1; +a b +22:23:00 80580 +drop table t1; +set sql_warnings = 0; +# TIME() +set sql_warnings = 1; +create table t1 (a datetime, b time as (time(a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` datetime DEFAULT NULL, + `b` time AS (time(a)) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values ('2008-08-31 02:03:04',default); +select * from t1; +a b +2008-08-31 02:03:04 02:03:04 +drop table t1; +set sql_warnings = 0; +# TIMEDIFF() +set sql_warnings = 1; +create table t1 (a datetime, b datetime, c long as (timediff(a,b))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` datetime DEFAULT NULL, + `b` datetime DEFAULT NULL, + `c` mediumtext AS (timediff(a,b)) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values ('2008-12-31 23:59:59.000001','2008-12-30 01:01:01.000002',default); +select * from t1; +a b c +2008-12-31 23:59:59 2008-12-30 01:01:01 46:58:58 +drop table t1; +set sql_warnings = 0; +# TIMESTAMP() +set sql_warnings = 1; +create table t1 (a datetime, b timestamp as (timestamp(a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` datetime DEFAULT NULL, + `b` timestamp AS (timestamp(a)) VIRTUAL NULL ON UPDATE CURRENT_TIMESTAMP +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values ('2008-12-31',default); +select * from t1; +a b +2008-12-31 00:00:00 2008-12-31 00:00:00 +drop table t1; +set sql_warnings = 0; +# TIMESTAMPADD() +set sql_warnings = 1; +create table t1 (a datetime, b timestamp as (timestampadd(minute,1,a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` datetime DEFAULT NULL, + `b` timestamp AS (timestampadd(minute,1,a)) VIRTUAL NULL ON UPDATE CURRENT_TIMESTAMP +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values ('2003-01-02',default); +select * from t1; +a b +2003-01-02 00:00:00 2003-01-02 00:01:00 +drop table t1; +set sql_warnings = 0; +# TIMESTAMPDIFF() +set sql_warnings = 1; +create table t1 (a timestamp, b timestamp, c long as (timestampdiff(MONTH, a,b))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP, + `b` timestamp NOT NULL DEFAULT '0000-00-00 00:00:00', + `c` mediumtext AS (timestampdiff(MONTH, a,b)) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values ('2003-02-01','2003-05-01',default); +select * from t1; +a b c +2003-02-01 00:00:00 2003-05-01 00:00:00 3 +drop table t1; +set sql_warnings = 0; +# TO_DAYS() +set sql_warnings = 1; +create table t1 (a datetime, b long as (to_days(a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` datetime DEFAULT NULL, + `b` mediumtext AS (to_days(a)) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values ('2007-10-07',default); +select * from t1; +a b +2007-10-07 00:00:00 733321 +drop table t1; +set sql_warnings = 0; +# WEEK() +set sql_warnings = 1; +create table t1 (a datetime, b int as (week(a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` datetime DEFAULT NULL, + `b` int(11) AS (week(a)) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values ('2008-09-01',default); +select * from t1; +a b +2008-09-01 00:00:00 35 +drop table t1; +set sql_warnings = 0; +# WEEKDAY() +set sql_warnings = 1; +create table t1 (a datetime, b int as (weekday(a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` datetime DEFAULT NULL, + `b` int(11) AS (weekday(a)) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values ('2008-09-01',default); +select * from t1; +a b +2008-09-01 00:00:00 0 +drop table t1; +set sql_warnings = 0; +# WEEKOFYEAR() +set sql_warnings = 1; +create table t1 (a datetime, b int as (weekofyear(a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` datetime DEFAULT NULL, + `b` int(11) AS (weekofyear(a)) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values ('2008-09-01',default); +select * from t1; +a b +2008-09-01 00:00:00 36 +drop table t1; +set sql_warnings = 0; +# YEAR() +set sql_warnings = 1; +create table t1 (a datetime, b int as (year(a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` datetime DEFAULT NULL, + `b` int(11) AS (year(a)) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values ('2008-09-01',default); +select * from t1; +a b +2008-09-01 00:00:00 2008 +drop table t1; +set sql_warnings = 0; +# YEARWEEK() +set sql_warnings = 1; +create table t1 (a datetime, b int as (yearweek(a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` datetime DEFAULT NULL, + `b` int(11) AS (yearweek(a)) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values ('2008-09-01',default); +select * from t1; +a b +2008-09-01 00:00:00 200835 +drop table t1; +set sql_warnings = 0; +# +# FULL TEXT SEARCH FUNCTIONS +# +# None. +# +# CAST FUNCTIONS AND OPERATORS +# +# CAST() +set sql_warnings = 1; +create table t1 (a int, b long as (cast(a as unsigned))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` int(11) DEFAULT NULL, + `b` mediumtext AS (cast(a as unsigned)) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values (1,default); +insert into t1 values (-1,default); +select * from t1; +a b +1 1 +-1 18446744073709551615 +drop table t1; +set sql_warnings = 0; +# Convert() +set sql_warnings = 1; +create table t1 (a int, b long as (convert(a,unsigned))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` int(11) DEFAULT NULL, + `b` mediumtext AS (convert(a,unsigned)) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values (1,default); +insert into t1 values (-1,default); +select * from t1; +a b +1 1 +-1 18446744073709551615 +drop table t1; +set sql_warnings = 0; +# +# XML FUNCTIONS +# +# None. +# +# OTHER FUNCTIONS +# +# AES_DECRYPT(), AES_ENCRYPT() +set sql_warnings = 1; +create table t1 (a varchar(1024), b varchar(1024) as (aes_encrypt(aes_decrypt(a,'adf'),'adf'))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(1024) DEFAULT NULL, + `b` varchar(1024) AS (aes_encrypt(aes_decrypt(a,'adf'),'adf')) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values ('MySQL',default); +select * from t1; +a b +MySQL NULL +drop table t1; +set sql_warnings = 0; +# BIT_COUNT() +set sql_warnings = 1; +create table t1 (a int, b int as (bit_count(a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` int(11) DEFAULT NULL, + `b` int(11) AS (bit_count(a)) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values (5,default); +select * from t1; +a b +5 2 +drop table t1; +set sql_warnings = 0; +# CHARSET() +set sql_warnings = 1; +create table t1 (a varchar(1024), b varchar(1024) as (charset(a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(1024) DEFAULT NULL, + `b` varchar(1024) AS (charset(a)) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values ('abc',default); +select * from t1; +a b +abc latin1 +drop table t1; +set sql_warnings = 0; +# COERCIBILITY() +set sql_warnings = 1; +create table t1 (a varchar(1024), b int as (coercibility(a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(1024) DEFAULT NULL, + `b` int(11) AS (coercibility(a)) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values ('abc',default); +select * from t1; +a b +abc 2 +drop table t1; +set sql_warnings = 0; +# COLLATION() +set sql_warnings = 1; +create table t1 (a varchar(1024), b varchar(1024) as (collation(a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(1024) DEFAULT NULL, + `b` varchar(1024) AS (collation(a)) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values ('abc',default); +select * from t1; +a b +abc latin1_swedish_ci +drop table t1; +set sql_warnings = 0; +# COMPRESS(), UNCOMPRESS() +set sql_warnings = 1; +create table t1 (a varchar(1024), b varchar(1024) as (uncompress(compress(a)))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(1024) DEFAULT NULL, + `b` varchar(1024) AS (uncompress(compress(a))) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values ('MySQL',default); +select * from t1; +a b +MySQL MySQL +drop table t1; +set sql_warnings = 0; +# ENCODE(), DECODE() +set sql_warnings = 1; +create table t1 (a varchar(1024), b varchar(1024) as (decode(encode(a,'abc'),'abc'))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(1024) DEFAULT NULL, + `b` varchar(1024) AS (decode(encode(a,'abc'),'abc')) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values ('MySQL',default); +select * from t1; +a b +MySQL MySQL +drop table t1; +set sql_warnings = 0; +# DEFAULT() +set sql_warnings = 1; +create table t1 (a varchar(1024) default 'aaa', b varchar(1024) as (ifnull(a,default(a)))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(1024) DEFAULT 'aaa', + `b` varchar(1024) AS (ifnull(a,default(a))) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values ('any value',default); +select * from t1; +a b +any value any value +drop table t1; +set sql_warnings = 0; +# INET_ATON(), INET_NTOA() +set sql_warnings = 1; +create table t1 (a varchar(1024), b varchar(1024) as (inet_ntoa(inet_aton(a)))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(1024) DEFAULT NULL, + `b` varchar(1024) AS (inet_ntoa(inet_aton(a))) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values ('127.0.0.1',default); +select * from t1; +a b +127.0.0.1 127.0.0.1 +drop table t1; +set sql_warnings = 0; +# MD5() +set sql_warnings = 1; +create table t1 (a varchar(1024), b varbinary(32) as (md5(a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(1024) DEFAULT NULL, + `b` varbinary(32) AS (md5(a)) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values ('testing',default); +select * from t1; +a b +testing ae2b1fca515949e5d54fb22b8ed95575 +drop table t1; +set sql_warnings = 0; +# OLD_PASSWORD() +set sql_warnings = 1; +create table t1 (a varchar(1024), b varchar(1024) as (old_password(a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(1024) DEFAULT NULL, + `b` varchar(1024) AS (old_password(a)) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values ('badpwd',default); +select * from t1; +a b +badpwd 7f84554057dd964b +drop table t1; +set sql_warnings = 0; +# PASSWORD() +set sql_warnings = 1; +create table t1 (a varchar(1024), b varchar(1024) as (password(a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(1024) DEFAULT NULL, + `b` varchar(1024) AS (password(a)) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values ('badpwd',default); +select * from t1; +a b +badpwd *AAB3E285149C0135D51A520E1940DD3263DC008C +drop table t1; +set sql_warnings = 0; +# SHA1() +set sql_warnings = 1; +create table t1 (a varchar(1024), b varchar(1024) as (sha1(a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(1024) DEFAULT NULL, + `b` varchar(1024) AS (sha1(a)) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values ('abc',default); +select * from t1; +a b +abc a9993e364706816aba3e25717850c26c9cd0d89d +drop table t1; +set sql_warnings = 0; +# SHA() +set sql_warnings = 1; +create table t1 (a varchar(1024), b varchar(1024) as (sha(a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(1024) DEFAULT NULL, + `b` varchar(1024) AS (sha(a)) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values ('abc',default); +select * from t1; +a b +abc a9993e364706816aba3e25717850c26c9cd0d89d +drop table t1; +set sql_warnings = 0; +# UNCOMPRESSED_LENGTH() +set sql_warnings = 1; +create table t1 (a char, b varchar(1024) as (uncompressed_length(compress(repeat(a,30))))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` char(1) DEFAULT NULL, + `b` varchar(1024) AS (uncompressed_length(compress(repeat(a,30)))) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 values ('a',default); +select * from t1; +a b +a 30 +drop table t1; +set sql_warnings = 0; === added file 'mysql-test/suite/vcol/r/vcol_supported_sql_funcs_myisam.result' --- a/mysql-test/suite/vcol/r/vcol_supported_sql_funcs_myisam.result 1970-01-01 00:00:00 +0000 +++ b/mysql-test/suite/vcol/r/vcol_supported_sql_funcs_myisam.result 2009-10-16 22:57:48 +0000 @@ -0,0 +1,2942 @@ +SET @@session.storage_engine = 'MyISAM'; +# +# NUMERIC FUNCTIONS +# +# ABS() +set sql_warnings = 1; +create table t1 (a int, b int as (abs(a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` int(11) DEFAULT NULL, + `b` int(11) AS (abs(a)) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values (-1, default); +select * from t1; +a b +-1 1 +drop table t1; +set sql_warnings = 0; +# ACOS() +set sql_warnings = 1; +create table t1 (a double, b double as (format(acos(a),6))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` double DEFAULT NULL, + `b` double AS (format(acos(a),6)) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values (1, default); +insert into t1 values (1.0001,default); +insert into t1 values (0,default); +select * from t1; +a b +1 0 +1.0001 NULL +0 1.570796 +drop table t1; +set sql_warnings = 0; +# ASIN() +set sql_warnings = 1; +create table t1 (a double, b double as (format(asin(a),6))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` double DEFAULT NULL, + `b` double AS (format(asin(a),6)) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values (0.2, default); +insert into t1 values (1.0001,default); +select * from t1; +a b +0.2 0.201358 +1.0001 NULL +drop table t1; +set sql_warnings = 0; +#ATAN +set sql_warnings = 1; +create table t1 (a double, b double, c double as (format(atan(a,b),6))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` double DEFAULT NULL, + `b` double DEFAULT NULL, + `c` double AS (format(atan(a,b),6)) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values (-2,2,default); +insert into t1 values (format(PI(),6),0,default); +select * from t1; +a b c +-2 2 -0.785398 +3.141593 0 1.570796 +drop table t1; +set sql_warnings = 0; +set sql_warnings = 1; +create table t1 (a double, c double as (format(atan(a),6))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` double DEFAULT NULL, + `c` double AS (format(atan(a),6)) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values (-2,default); +insert into t1 values (format(PI(),6),default); +select * from t1; +a c +-2 -1.107149 +3.141593 1.262627 +drop table t1; +set sql_warnings = 0; +# ATAN2 +set sql_warnings = 1; +create table t1 (a double, b double, c double as (format(atan2(a,b),6))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` double DEFAULT NULL, + `b` double DEFAULT NULL, + `c` double AS (format(atan2(a,b),6)) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values (-2,2,default); +insert into t1 values (format(PI(),6),0,default); +select * from t1; +a b c +-2 2 -0.785398 +3.141593 0 1.570796 +drop table t1; +set sql_warnings = 0; +# CEIL() +set sql_warnings = 1; +create table t1 (a double, b int as (ceil(a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` double DEFAULT NULL, + `b` int(11) AS (ceil(a)) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values (1.23,default); +insert into t1 values (-1.23,default); +select * from t1; +a b +1.23 2 +-1.23 -1 +drop table t1; +set sql_warnings = 0; +# CONV() +set sql_warnings = 1; +create table t1 (a varchar(10), b int, c int, d varchar(10) as (conv(a,b,c))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(10) DEFAULT NULL, + `b` int(11) DEFAULT NULL, + `c` int(11) DEFAULT NULL, + `d` varchar(10) AS (conv(a,b,c)) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values ('a',16,2,default); +insert into t1 values ('6e',18,8,default); +insert into t1 values (-17,10,-18,default); +insert into t1 values (10+'10'+'10'+0xa,10,10,default); +select * from t1; +a b c d +a 16 2 1010 +6e 18 8 172 +-17 10 -18 -H +40 10 10 40 +drop table t1; +set sql_warnings = 0; +# COS() +set sql_warnings = 1; +create table t1 (a double, b double as (format(cos(a),6))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` double DEFAULT NULL, + `b` double AS (format(cos(a),6)) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values (format(PI(),6),default); +select * from t1; +a b +3.141593 -1 +drop table t1; +set sql_warnings = 0; +# COT() +set sql_warnings = 1; +create table t1 (a double, b double as (format(cot(a),6))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` double DEFAULT NULL, + `b` double AS (format(cot(a),6)) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values (12,default); +insert into t1 values (0,default); +select * from t1; +a b +12 -1.572673 +0 NULL +drop table t1; +set sql_warnings = 0; +# CRC32() +set sql_warnings = 1; +create table t1 (a varchar(10), b long as (crc32(a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(10) DEFAULT NULL, + `b` mediumtext AS (crc32(a)) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values ('MySQL',default); +insert into t1 values ('mysql',default); +select * from t1; +a b +MySQL 3259397556 +mysql 2501908538 +drop table t1; +set sql_warnings = 0; +# DEGREES() +set sql_warnings = 1; +create table t1 (a double, b double as (format(degrees(a),6))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` double DEFAULT NULL, + `b` double AS (format(degrees(a),6)) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values (format(PI(),6),default); +insert into t1 values (format(PI()/2,6),default); +select * from t1; +a b +3.141593 180.00002 +1.570796 89.999981 +drop table t1; +set sql_warnings = 0; +# / +set sql_warnings = 1; +create table t1 (a double, b double as (a/2)); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` double DEFAULT NULL, + `b` double AS (a/2) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values (2,default); +select * from t1; +a b +2 1 +drop table t1; +set sql_warnings = 0; +# EXP() +set sql_warnings = 1; +create table t1 (a double, b double as (format(exp(a),6))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` double DEFAULT NULL, + `b` double AS (format(exp(a),6)) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values (2,default); +insert into t1 values (-2,default); +insert into t1 values (0,default); +select * from t1; +a b +2 7.389056 +-2 0.135335 +0 1 +drop table t1; +set sql_warnings = 0; +# FLOOR() +set sql_warnings = 1; +create table t1 (a double, b long as (floor(a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` double DEFAULT NULL, + `b` mediumtext AS (floor(a)) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values (1.23,default); +insert into t1 values (-1.23,default); +select * from t1; +a b +1.23 1 +-1.23 -2 +drop table t1; +set sql_warnings = 0; +# LN() +set sql_warnings = 1; +create table t1 (a double, b double as (format(ln(a),6))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` double DEFAULT NULL, + `b` double AS (format(ln(a),6)) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values (2,default); +insert into t1 values (-2,default); +select * from t1; +a b +2 0.693147 +-2 NULL +drop table t1; +set sql_warnings = 0; +# LOG() +set sql_warnings = 1; +create table t1 (a double, b double, c double as (format(log(a,b),6))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` double DEFAULT NULL, + `b` double DEFAULT NULL, + `c` double AS (format(log(a,b),6)) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values (2,65536,default); +insert into t1 values (10,100,default); +insert into t1 values (1,100,default); +select * from t1; +a b c +2 65536 16 +10 100 2 +1 100 NULL +drop table t1; +set sql_warnings = 0; +set sql_warnings = 1; +create table t1 (a double, b double as (format(log(a),6))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` double DEFAULT NULL, + `b` double AS (format(log(a),6)) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values (2,default); +insert into t1 values (-2,default); +select * from t1; +a b +2 0.693147 +-2 NULL +drop table t1; +set sql_warnings = 0; +# LOG2() +set sql_warnings = 1; +create table t1 (a double, b double as (format(log2(a),6))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` double DEFAULT NULL, + `b` double AS (format(log2(a),6)) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values (65536,default); +insert into t1 values (-100,default); +select * from t1; +a b +65536 16 +-100 NULL +drop table t1; +set sql_warnings = 0; +# LOG10() +set sql_warnings = 1; +create table t1 (a double, b double as (format(log10(a),6))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` double DEFAULT NULL, + `b` double AS (format(log10(a),6)) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values (2,default); +insert into t1 values (100,default); +insert into t1 values (-100,default); +select * from t1; +a b +2 0.30103 +100 2 +-100 NULL +drop table t1; +set sql_warnings = 0; +# - +set sql_warnings = 1; +create table t1 (a double, b double as (a-1)); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` double DEFAULT NULL, + `b` double AS (a-1) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values (2,default); +select * from t1; +a b +2 1 +drop table t1; +set sql_warnings = 0; +# MOD() +set sql_warnings = 1; +create table t1 (a int, b int as (mod(a,10))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` int(11) DEFAULT NULL, + `b` int(11) AS (mod(a,10)) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values (1,default); +insert into t1 values (11,default); +select * from t1; +a b +1 1 +11 1 +drop table t1; +set sql_warnings = 0; +# % +set sql_warnings = 1; +create table t1 (a int, b int as (a % 10)); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` int(11) DEFAULT NULL, + `b` int(11) AS (a % 10) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values (1,default); +insert into t1 values (11,default); +select * from t1; +a b +1 1 +11 1 +drop table t1; +set sql_warnings = 0; +# OCT() +set sql_warnings = 1; +create table t1 (a double, b varchar(10) as (oct(a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` double DEFAULT NULL, + `b` varchar(10) AS (oct(a)) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values (12,default); +select * from t1; +a b +12 14 +drop table t1; +set sql_warnings = 0; +# PI() +set sql_warnings = 1; +create table t1 (a double, b double as (format(PI()*a*a,6))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` double DEFAULT NULL, + `b` double AS (format(PI()*a*a,6)) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values (1,default); +select * from t1; +a b +1 3.141593 +drop table t1; +set sql_warnings = 0; +# + +set sql_warnings = 1; +create table t1 (a int, b int as (a+1)); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` int(11) DEFAULT NULL, + `b` int(11) AS (a+1) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values (1,default); +select * from t1; +a b +1 2 +drop table t1; +set sql_warnings = 0; +# POW, POWER +set sql_warnings = 1; +create table t1 (a int, b int as (pow(a,2)), c int as (power(a,2))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` int(11) DEFAULT NULL, + `b` int(11) AS (pow(a,2)) VIRTUAL, + `c` int(11) AS (power(a,2)) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values (1,default,default); +insert into t1 values (2,default,default); +select * from t1; +a b c +1 1 1 +2 4 4 +drop table t1; +set sql_warnings = 0; +# RADIANS() +set sql_warnings = 1; +create table t1 (a double, b double as (format(radians(a),6))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` double DEFAULT NULL, + `b` double AS (format(radians(a),6)) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values (90,default); +select * from t1; +a b +90 1.570796 +drop table t1; +set sql_warnings = 0; +# ROUND() +set sql_warnings = 1; +create table t1 (a double, b int as (round(a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` double DEFAULT NULL, + `b` int(11) AS (round(a)) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values (-1.23,default); +insert into t1 values (-1.58,default); +insert into t1 values (1.58,default); +select * from t1; +a b +-1.23 -1 +-1.58 -2 +1.58 2 +drop table t1; +set sql_warnings = 0; +set sql_warnings = 1; +create table t1 (a double, b double, c int as (round(a,b))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` double DEFAULT NULL, + `b` double DEFAULT NULL, + `c` int(11) AS (round(a,b)) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values (1.298,1,default); +insert into t1 values (1.298,0,default); +insert into t1 values (23.298,-1,default); +select * from t1; +a b c +1.298 1 1 +1.298 0 1 +23.298 -1 20 +drop table t1; +set sql_warnings = 0; +# SIGN() +set sql_warnings = 1; +create table t1 (a double, b int as (sign(a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` double DEFAULT NULL, + `b` int(11) AS (sign(a)) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values (-32,default); +insert into t1 values (0,default); +insert into t1 values (234,default); +select * from t1; +a b +-32 -1 +0 0 +234 1 +drop table t1; +set sql_warnings = 0; +# SIN() +set sql_warnings = 1; +create table t1 (a double, b double as (format(sin(a),6))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` double DEFAULT NULL, + `b` double AS (format(sin(a),6)) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values (format(PI()/2,6),default); +select * from t1; +a b +1.570796 1 +drop table t1; +set sql_warnings = 0; +# SQRT() +set sql_warnings = 1; +create table t1 (a double, b double as (format(sqrt(a),6))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` double DEFAULT NULL, + `b` double AS (format(sqrt(a),6)) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values (4,default); +insert into t1 values (20,default); +insert into t1 values (-16,default); +select * from t1; +a b +4 2 +20 4.472136 +-16 NULL +drop table t1; +set sql_warnings = 0; +# TAN() +set sql_warnings = 1; +create table t1 (a double, b double as (format(tan(a),6))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` double DEFAULT NULL, + `b` double AS (format(tan(a),6)) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values (format(PI(),6),default); +insert into t1 values (format(PI()+1,6),default); +select * from t1; +a b +3.141593 0 +4.141593 1.557409 +drop table t1; +set sql_warnings = 0; +# * +set sql_warnings = 1; +create table t1 (a double, b double as (a*3)); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` double DEFAULT NULL, + `b` double AS (a*3) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values (0,default); +insert into t1 values (1,default); +insert into t1 values (2,default); +select * from t1; +a b +0 0 +1 3 +2 6 +drop table t1; +set sql_warnings = 0; +# TRUNCATE() +set sql_warnings = 1; +create table t1 (a double, b double as (truncate(a,4))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` double DEFAULT NULL, + `b` double AS (truncate(a,4)) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values (1.223,default); +insert into t1 values (1.999,default); +insert into t1 values (1.999,default); +insert into t1 values (122,default); +select * from t1; +a b +1.223 1.223 +1.999 1.999 +1.999 1.999 +122 122 +drop table t1; +set sql_warnings = 0; +# Unary - +set sql_warnings = 1; +create table t1 (a double, b double as (-a)); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` double DEFAULT NULL, + `b` double AS (-a) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values (1,default); +insert into t1 values (-1,default); +select * from t1; +a b +1 -1 +-1 1 +drop table t1; +set sql_warnings = 0; +# +# STRING FUNCTIONS +# +# ASCII() +set sql_warnings = 1; +create table t1 (a char(2), b int as (ascii(a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` char(2) DEFAULT NULL, + `b` int(11) AS (ascii(a)) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values ('2',default); +insert into t1 values (2,default); +insert into t1 values ('dx',default); +select * from t1; +a b +2 50 +2 50 +dx 100 +drop table t1; +set sql_warnings = 0; +# BIN() +set sql_warnings = 1; +create table t1 (a int, b varchar(10) as (bin(a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` int(11) DEFAULT NULL, + `b` varchar(10) AS (bin(a)) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values (12,default); +select * from t1; +a b +12 1100 +drop table t1; +set sql_warnings = 0; +# BIT_LENGTH() +set sql_warnings = 1; +create table t1 (a varchar(10), b long as (bit_length(a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(10) DEFAULT NULL, + `b` mediumtext AS (bit_length(a)) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values ('text',default); +select * from t1; +a b +text 32 +drop table t1; +set sql_warnings = 0; +# CHAR_LENGTH() +set sql_warnings = 1; +create table t1 (a varchar(10), b long as (char_length(a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(10) DEFAULT NULL, + `b` mediumtext AS (char_length(a)) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values ('text',default); +select * from t1; +a b +text 4 +drop table t1; +set sql_warnings = 0; +# CHAR() +set sql_warnings = 1; +create table t1 (a int, b int, c varbinary(10) as (char(a,b))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` int(11) DEFAULT NULL, + `b` int(11) DEFAULT NULL, + `c` varbinary(10) AS (char(a,b)) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values (77,121,default); +select * from t1; +a b c +77 121 My +drop table t1; +set sql_warnings = 0; +# CHARACTER_LENGTH() +set sql_warnings = 1; +create table t1 (a varchar(10), b long as (character_length(a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(10) DEFAULT NULL, + `b` mediumtext AS (character_length(a)) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values ('text',default); +select * from t1; +a b +text 4 +drop table t1; +set sql_warnings = 0; +# CONCAT_WS() +set sql_warnings = 1; +create table t1 (a varchar(10), b varchar(10), c varchar(20) as (concat_ws(',',a,b))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(10) DEFAULT NULL, + `b` varchar(10) DEFAULT NULL, + `c` varchar(20) AS (concat_ws(',',a,b)) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values ('value1','value2',default); +select * from t1; +a b c +value1 value2 value1,value2 +drop table t1; +set sql_warnings = 0; +# CONCAT() +set sql_warnings = 1; +create table t1 (a varchar(10), b varchar(10), c varchar(20) as (concat(a,',',b))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(10) DEFAULT NULL, + `b` varchar(10) DEFAULT NULL, + `c` varchar(20) AS (concat(a,',',b)) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values ('value1','value2',default); +select * from t1; +a b c +value1 value2 value1,value2 +drop table t1; +set sql_warnings = 0; +# ELT() +set sql_warnings = 1; +create table t1 (a varchar(10), b varchar(10), c int, d varchar(10) as (elt(c,a,b))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(10) DEFAULT NULL, + `b` varchar(10) DEFAULT NULL, + `c` int(11) DEFAULT NULL, + `d` varchar(10) AS (elt(c,a,b)) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values ('value1','value2',1,default); +insert into t1 values ('value1','value2',2,default); +select * from t1; +a b c d +value1 value2 1 value1 +value1 value2 2 value2 +drop table t1; +set sql_warnings = 0; +# EXPORT_SET() +set sql_warnings = 1; +create table t1 (a int, b varchar(10) as (export_set(a,'1','0','',10))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` int(11) DEFAULT NULL, + `b` varchar(10) AS (export_set(a,'1','0','',10)) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values (6,default); +select * from t1; +a b +6 0110000000 +drop table t1; +set sql_warnings = 0; +# FIELD() +set sql_warnings = 1; +create table t1 (a varchar(10), b varchar(10), c int as (field('aa',a,b))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(10) DEFAULT NULL, + `b` varchar(10) DEFAULT NULL, + `c` int(11) AS (field('aa',a,b)) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values ('aa','bb',default); +insert into t1 values ('bb','aa',default); +select * from t1; +a b c +aa bb 1 +bb aa 2 +drop table t1; +set sql_warnings = 0; +# FIND_IN_SET() +set sql_warnings = 1; +create table t1 (a varchar(10), b varchar(10), c int as (find_in_set(a,b))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(10) DEFAULT NULL, + `b` varchar(10) DEFAULT NULL, + `c` int(11) AS (find_in_set(a,b)) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values ('aa','aa,bb,cc',default); +insert into t1 values ('aa','bb,aa,cc',default); +select * from t1; +a b c +aa aa,bb,cc 1 +aa bb,aa,cc 2 +drop table t1; +set sql_warnings = 0; +# FORMAT() +set sql_warnings = 1; +create table t1 (a double, b varchar(20) as (format(a,2))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` double DEFAULT NULL, + `b` varchar(20) AS (format(a,2)) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values (12332.123456,default); +select * from t1; +a b +12332.123456 12,332.12 +drop table t1; +set sql_warnings = 0; +# HEX() +set sql_warnings = 1; +create table t1 (a int, b varchar(10) as (hex(a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` int(11) DEFAULT NULL, + `b` varchar(10) AS (hex(a)) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values (17,default); +select * from t1; +a b +17 11 +drop table t1; +set sql_warnings = 0; +set sql_warnings = 1; +create table t1 (a varchar(10), b varchar(10) as (hex(a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(10) DEFAULT NULL, + `b` varchar(10) AS (hex(a)) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values ('abc',default); +select * from t1; +a b +abc 616263 +drop table t1; +set sql_warnings = 0; +# INSERT() +set sql_warnings = 1; +create table t1 (a varchar(10), b varchar(10), c varchar(20) as (insert(a,length(a),length(b),b))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(10) DEFAULT NULL, + `b` varchar(10) DEFAULT NULL, + `c` varchar(20) AS (insert(a,length(a),length(b),b)) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values ('start,','end',default); +select * from t1; +a b c +start, end startend +drop table t1; +set sql_warnings = 0; +# INSTR() +set sql_warnings = 1; +create table t1 (a varchar(10), b varchar(10), c int as (instr(a,b))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(10) DEFAULT NULL, + `b` varchar(10) DEFAULT NULL, + `c` int(11) AS (instr(a,b)) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values ('foobarbar,','bar',default); +insert into t1 values ('xbar,','foobar',default); +select * from t1; +a b c +foobarbar, bar 4 +xbar, foobar 0 +drop table t1; +set sql_warnings = 0; +# LCASE() +set sql_warnings = 1; +create table t1 (a varchar(10), b varchar(10) as (lcase(a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(10) DEFAULT NULL, + `b` varchar(10) AS (lcase(a)) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values ('MySQL',default); +select * from t1; +a b +MySQL mysql +drop table t1; +set sql_warnings = 0; +# LEFT() +set sql_warnings = 1; +create table t1 (a varchar(10), b varchar(5) as (left(a,5))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(10) DEFAULT NULL, + `b` varchar(5) AS (left(a,5)) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values ('foobarbar',default); +select * from t1; +a b +foobarbar fooba +drop table t1; +set sql_warnings = 0; +# LENGTH() +set sql_warnings = 1; +create table t1 (a varchar(10), b int as (length(a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(10) DEFAULT NULL, + `b` int(11) AS (length(a)) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values ('text',default); +select * from t1; +a b +text 4 +drop table t1; +set sql_warnings = 0; +# LIKE +set sql_warnings = 1; +create table t1 (a varchar(10), b bool as (a like 'H%o')); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(10) DEFAULT NULL, + `b` tinyint(1) AS (a like 'H%o') VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values ('Hello',default); +insert into t1 values ('MySQL',default); +select * from t1; +a b +Hello 1 +MySQL 0 +drop table t1; +set sql_warnings = 0; +# LOCATE() +set sql_warnings = 1; +create table t1 (a varchar(10), b varchar(10) as (locate('bar',a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(10) DEFAULT NULL, + `b` varchar(10) AS (locate('bar',a)) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values ('foobarbar',default); +select * from t1; +a b +foobarbar 4 +drop table t1; +set sql_warnings = 0; +# LOWER() +set sql_warnings = 1; +create table t1 (a varchar(10), b varchar(10) as (lower(a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(10) DEFAULT NULL, + `b` varchar(10) AS (lower(a)) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values ('MySQL',default); +select * from t1; +a b +MySQL mysql +drop table t1; +set sql_warnings = 0; +# LPAD() +set sql_warnings = 1; +create table t1 (a varchar(10), b varchar(10) as (lpad(a,4,' '))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(10) DEFAULT NULL, + `b` varchar(10) AS (lpad(a,4,' ')) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values ('MySQL',default); +insert into t1 values ('M',default); +select * from t1; +a b +MySQL MySQ +M M +drop table t1; +set sql_warnings = 0; +# LTRIM() +set sql_warnings = 1; +create table t1 (a varchar(10), b varchar(10) as (ltrim(a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(10) DEFAULT NULL, + `b` varchar(10) AS (ltrim(a)) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values (' MySQL',default); +insert into t1 values ('MySQL',default); +select * from t1; +a b + MySQL MySQL +MySQL MySQL +drop table t1; +set sql_warnings = 0; +# MAKE_SET() +set sql_warnings = 1; +create table t1 (a varchar(10), b varchar(10), c int, d varchar(30) as (make_set(c,a,b))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(10) DEFAULT NULL, + `b` varchar(10) DEFAULT NULL, + `c` int(11) DEFAULT NULL, + `d` varchar(30) AS (make_set(c,a,b)) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values ('a','b',1,default); +insert into t1 values ('a','b',3,default); +select * from t1; +a b c d +a b 1 a +a b 3 a,b +drop table t1; +set sql_warnings = 0; +# MID() +set sql_warnings = 1; +create table t1 (a varchar(10), b varchar(10) as (mid(a,1,2))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(10) DEFAULT NULL, + `b` varchar(10) AS (mid(a,1,2)) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values ('foobarbar',default); +select * from t1; +a b +foobarbar fo +drop table t1; +set sql_warnings = 0; +# NOT LIKE +set sql_warnings = 1; +create table t1 (a varchar(10), b bool as (a not like 'H%o')); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(10) DEFAULT NULL, + `b` tinyint(1) AS (a not like 'H%o') VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values ('Hello',default); +insert into t1 values ('MySQL',default); +select * from t1; +a b +Hello 0 +MySQL 1 +drop table t1; +set sql_warnings = 0; +# NOT REGEXP +set sql_warnings = 1; +create table t1 (a varchar(10), b bool as (a not regexp 'H.+o')); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(10) DEFAULT NULL, + `b` tinyint(1) AS (a not regexp 'H.+o') VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values ('Hello',default); +insert into t1 values ('hello',default); +select * from t1; +a b +Hello 0 +hello 0 +drop table t1; +set sql_warnings = 0; +# OCTET_LENGTH() +set sql_warnings = 1; +create table t1 (a varchar(10), b int as (octet_length(a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(10) DEFAULT NULL, + `b` int(11) AS (octet_length(a)) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values ('text',default); +select * from t1; +a b +text 4 +drop table t1; +set sql_warnings = 0; +# ORD() +set sql_warnings = 1; +create table t1 (a varchar(10), b long as (ord(a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(10) DEFAULT NULL, + `b` mediumtext AS (ord(a)) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values ('2',default); +select * from t1; +a b +2 50 +drop table t1; +set sql_warnings = 0; +# POSITION() +set sql_warnings = 1; +create table t1 (a varchar(10), b varchar(10) as (position('bar' in a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(10) DEFAULT NULL, + `b` varchar(10) AS (position('bar' in a)) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values ('foobarbar',default); +select * from t1; +a b +foobarbar 4 +drop table t1; +set sql_warnings = 0; +# QUOTE() +set sql_warnings = 1; +create table t1 (a varchar(10), b varchar(10) as (quote(a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(10) DEFAULT NULL, + `b` varchar(10) AS (quote(a)) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values ('Don\'t',default); +select * from t1; +a b +Don't 'Don\'t' +drop table t1; +set sql_warnings = 0; +# REGEXP() +set sql_warnings = 1; +create table t1 (a varchar(10), b bool as (a regexp 'H.+o')); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(10) DEFAULT NULL, + `b` tinyint(1) AS (a regexp 'H.+o') VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values ('Hello',default); +insert into t1 values ('hello',default); +select * from t1; +a b +Hello 1 +hello 1 +drop table t1; +set sql_warnings = 0; +# REPEAT() +set sql_warnings = 1; +create table t1 (a varchar(10), b varchar(30) as (repeat(a,3))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(10) DEFAULT NULL, + `b` varchar(30) AS (repeat(a,3)) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values ('MySQL',default); +select * from t1; +a b +MySQL MySQLMySQLMySQL +drop table t1; +set sql_warnings = 0; +# REPLACE() +set sql_warnings = 1; +create table t1 (a varchar(10), b varchar(30) as (replace(a,'aa','bb'))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(10) DEFAULT NULL, + `b` varchar(30) AS (replace(a,'aa','bb')) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values ('maa',default); +select * from t1; +a b +maa mbb +drop table t1; +set sql_warnings = 0; +# REVERSE() +set sql_warnings = 1; +create table t1 (a varchar(10), b varchar(30) as (reverse(a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(10) DEFAULT NULL, + `b` varchar(30) AS (reverse(a)) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values ('maa',default); +select * from t1; +a b +maa aam +drop table t1; +set sql_warnings = 0; +# RIGHT() +set sql_warnings = 1; +create table t1 (a varchar(10), b varchar(10) as (right(a,4))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(10) DEFAULT NULL, + `b` varchar(10) AS (right(a,4)) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values ('foobarbar',default); +select * from t1; +a b +foobarbar rbar +drop table t1; +set sql_warnings = 0; +# RLIKE() +set sql_warnings = 1; +create table t1 (a varchar(10), b bool as (a rlike 'H.+o')); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(10) DEFAULT NULL, + `b` tinyint(1) AS (a rlike 'H.+o') VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values ('Hello',default); +insert into t1 values ('MySQL',default); +select * from t1; +a b +Hello 1 +MySQL 0 +drop table t1; +set sql_warnings = 0; +# RPAD() +set sql_warnings = 1; +create table t1 (a varchar(10), b varchar(10) as (rpad(a,4,'??'))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(10) DEFAULT NULL, + `b` varchar(10) AS (rpad(a,4,'??')) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values ('He',default); +select * from t1; +a b +He He?? +drop table t1; +set sql_warnings = 0; +# RTRIM(); +set sql_warnings = 1; +create table t1 (a varchar(10), b varchar(10) as (rtrim(a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(10) DEFAULT NULL, + `b` varchar(10) AS (rtrim(a)) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values ('Hello ',default); +select * from t1; +a b +Hello Hello +drop table t1; +set sql_warnings = 0; +# SOUNDEX() +set sql_warnings = 1; +create table t1 (a varchar(10), b varchar(20) as (soundex(a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(10) DEFAULT NULL, + `b` varchar(20) AS (soundex(a)) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values ('Hello',default); +select * from t1; +a b +Hello H400 +drop table t1; +set sql_warnings = 0; +# SOUNDS LIKE +set sql_warnings = 1; +create table t1 (a varchar(10), b varchar(10), c bool as (a sounds like b)); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(10) DEFAULT NULL, + `b` varchar(10) DEFAULT NULL, + `c` tinyint(1) AS (a sounds like b) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values ('Hello','Hello',default); +insert into t1 values ('Hello','MySQL',default); +insert into t1 values ('Hello','hello',default); +select * from t1; +a b c +Hello Hello 1 +Hello MySQL 0 +Hello hello 1 +drop table t1; +set sql_warnings = 0; +# SPACE() +set sql_warnings = 1; +create table t1 (a varchar(5), b varchar(10) as (concat(a,space(5)))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(5) DEFAULT NULL, + `b` varchar(10) AS (concat(a,space(5))) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values ('Hello', default); +select * from t1; +a b +Hello Hello +drop table t1; +set sql_warnings = 0; +# STRCMP() +set sql_warnings = 1; +create table t1 (a varchar(9), b varchar(9), c tinyint(1) as (strcmp(a,b))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(9) DEFAULT NULL, + `b` varchar(9) DEFAULT NULL, + `c` tinyint(1) AS (strcmp(a,b)) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values ('Hello','Hello', default); +insert into t1 values ('Hello','Hello1', default); +select * from t1; +a b c +Hello Hello 0 +Hello Hello1 -1 +drop table t1; +set sql_warnings = 0; +# SUBSTR() +set sql_warnings = 1; +create table t1 (a varchar(5), b varchar(10) as (substr(a,2))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(5) DEFAULT NULL, + `b` varchar(10) AS (substr(a,2)) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values ('Hello',default); +select * from t1; +a b +Hello ello +drop table t1; +set sql_warnings = 0; +# SUBSTRING_INDEX() +set sql_warnings = 1; +create table t1 (a varchar(15), b varchar(10) as (substring_index(a,'.',2))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(15) DEFAULT NULL, + `b` varchar(10) AS (substring_index(a,'.',2)) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values ('www.mysql.com',default); +select * from t1; +a b +www.mysql.com www.mysql +drop table t1; +set sql_warnings = 0; +# SUBSTRING() +set sql_warnings = 1; +create table t1 (a varchar(5), b varchar(10) as (substring(a from 2 for 2))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(5) DEFAULT NULL, + `b` varchar(10) AS (substring(a from 2 for 2)) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values ('Hello',default); +select * from t1; +a b +Hello el +drop table t1; +set sql_warnings = 0; +# TRIM() +set sql_warnings = 1; +create table t1 (a varchar(15), b varchar(10) as (trim(a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(15) DEFAULT NULL, + `b` varchar(10) AS (trim(a)) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values (' aa ',default); +select * from t1; +a b + aa aa +drop table t1; +set sql_warnings = 0; +# UCASE() +set sql_warnings = 1; +create table t1 (a varchar(5), b varchar(10) as (ucase(a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(5) DEFAULT NULL, + `b` varchar(10) AS (ucase(a)) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values ('MySQL',default); +select * from t1; +a b +MySQL MYSQL +drop table t1; +set sql_warnings = 0; +# UNHEX() +set sql_warnings = 1; +create table t1 (a varchar(15), b varchar(10) as (unhex(a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(15) DEFAULT NULL, + `b` varchar(10) AS (unhex(a)) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values ('4D7953514C',default); +select * from t1; +a b +4D7953514C MySQL +drop table t1; +set sql_warnings = 0; +# UPPER() +set sql_warnings = 1; +create table t1 (a varchar(5), b varchar(10) as (upper(a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(5) DEFAULT NULL, + `b` varchar(10) AS (upper(a)) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values ('MySQL',default); +select * from t1; +a b +MySQL MYSQL +drop table t1; +set sql_warnings = 0; +# +# CONTROL FLOW FUNCTIONS +# +# CASE +set sql_warnings = 1; +create table t1 (a varchar(10), b varchar(16) as (case a when NULL then 'asd' when 'b' then 'B' else a end)); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(10) DEFAULT NULL, + `b` varchar(16) AS (case a when NULL then 'asd' when 'b' then 'B' else a end) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values (NULL,default); +insert into t1 values ('b',default); +insert into t1 values ('c',default); +select * from t1; +a b +NULL NULL +b B +c c +drop table t1; +set sql_warnings = 0; +# IF +set sql_warnings = 1; +create table t1 (a int, b int, c int as (if(a=1,a,b))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` int(11) DEFAULT NULL, + `b` int(11) DEFAULT NULL, + `c` int(11) AS (if(a=1,a,b)) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values (1,2,default); +insert into t1 values (3,4,default); +select * from t1; +a b c +1 2 1 +3 4 4 +drop table t1; +set sql_warnings = 0; +# IFNULL +set sql_warnings = 1; +create table t1 (a varchar(10), b varchar(10), c varchar(10) as (ifnull(a,'DEFAULT'))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(10) DEFAULT NULL, + `b` varchar(10) DEFAULT NULL, + `c` varchar(10) AS (ifnull(a,'DEFAULT')) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values (NULL,'adf',default); +insert into t1 values ('a','adf',default); +select * from t1; +a b c +NULL adf DEFAULT +a adf a +drop table t1; +set sql_warnings = 0; +# NULLIF +set sql_warnings = 1; +create table t1 (a varchar(10), b varchar(10) as (nullif(a,'DEFAULT'))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(10) DEFAULT NULL, + `b` varchar(10) AS (nullif(a,'DEFAULT')) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values ('DEFAULT',default); +insert into t1 values ('a',default); +select * from t1; +a b +DEFAULT NULL +a a +drop table t1; +set sql_warnings = 0; +# +# OPERATORS +# +# AND, && +set sql_warnings = 1; +create table t1 (a int, b bool as (a>0 && a<2)); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` int(11) DEFAULT NULL, + `b` tinyint(1) AS (a>0 && a<2) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values (-1,default); +insert into t1 values (1,default); +select * from t1; +a b +-1 0 +1 1 +drop table t1; +set sql_warnings = 0; +# BETWEEN ... AND ... +set sql_warnings = 1; +create table t1 (a int, b bool as (a between 0 and 2)); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` int(11) DEFAULT NULL, + `b` tinyint(1) AS (a between 0 and 2) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values (-1,default); +insert into t1 values (1,default); +select * from t1; +a b +-1 0 +1 1 +drop table t1; +set sql_warnings = 0; +# BINARY +set sql_warnings = 1; +create table t1 (a varchar(10), b varbinary(10) as (binary a)); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(10) DEFAULT NULL, + `b` varbinary(10) AS (binary a) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values ('11',default); +insert into t1 values (1,default); +select * from t1; +a b +11 11 +1 1 +drop table t1; +set sql_warnings = 0; +# & +set sql_warnings = 1; +create table t1 (a int, b int as (a & 5)); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` int(11) DEFAULT NULL, + `b` int(11) AS (a & 5) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values (1,default); +insert into t1 values (0,default); +select * from t1; +a b +1 1 +0 0 +drop table t1; +set sql_warnings = 0; +# ~ +set sql_warnings = 1; +create table t1 (a int, b int as (~a)); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` int(11) DEFAULT NULL, + `b` int(11) AS (~a) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values (1,default); +Warnings: +Warning 1264 Out of range value for column 'b' at row 1 +select * from t1; +a b +1 2147483647 +drop table t1; +set sql_warnings = 0; +# | +set sql_warnings = 1; +create table t1 (a int, b int as (a | 5)); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` int(11) DEFAULT NULL, + `b` int(11) AS (a | 5) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values (1,default); +insert into t1 values (0,default); +insert into t1 values (2,default); +select * from t1; +a b +1 5 +0 5 +2 7 +drop table t1; +set sql_warnings = 0; +# ^ +set sql_warnings = 1; +create table t1 (a int, b int as (a ^ 5)); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` int(11) DEFAULT NULL, + `b` int(11) AS (a ^ 5) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values (1,default); +insert into t1 values (0,default); +insert into t1 values (2,default); +select * from t1; +a b +1 4 +0 5 +2 7 +drop table t1; +set sql_warnings = 0; +# DIV +set sql_warnings = 1; +create table t1 (a int, b int as (a div 5)); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` int(11) DEFAULT NULL, + `b` int(11) AS (a div 5) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values (1,default); +insert into t1 values (7,default); +select * from t1; +a b +1 0 +7 1 +drop table t1; +set sql_warnings = 0; +# <=> +set sql_warnings = 1; +create table t1 (a int, b int, c bool as (a <=> b)); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` int(11) DEFAULT NULL, + `b` int(11) DEFAULT NULL, + `c` tinyint(1) AS (a <=> b) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values (1,1,default); +insert into t1 values (NULL,NULL,default); +insert into t1 values (1,NULL,default); +select * from t1; +a b c +1 1 1 +NULL NULL 1 +1 NULL 0 +drop table t1; +set sql_warnings = 0; +# = +set sql_warnings = 1; +create table t1 (a varchar(10), b varchar(10), c bool as (a=b)); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(10) DEFAULT NULL, + `b` varchar(10) DEFAULT NULL, + `c` tinyint(1) AS (a=b) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values ('a','b',default); +insert into t1 values ('a','a',default); +select * from t1; +a b c +a b 0 +a a 1 +drop table t1; +set sql_warnings = 0; +# >= +set sql_warnings = 1; +create table t1 (a varchar(10), b varchar(10), c bool as (a >= b)); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(10) DEFAULT NULL, + `b` varchar(10) DEFAULT NULL, + `c` tinyint(1) AS (a >= b) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values ('a','b',default); +insert into t1 values ('a','a',default); +select * from t1; +a b c +a b 0 +a a 1 +drop table t1; +set sql_warnings = 0; +# > +set sql_warnings = 1; +create table t1 (a varchar(10), b varchar(10), c bool as (a > b)); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(10) DEFAULT NULL, + `b` varchar(10) DEFAULT NULL, + `c` tinyint(1) AS (a > b) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values ('a','b',default); +insert into t1 values ('a','a',default); +select * from t1; +a b c +a b 0 +a a 0 +drop table t1; +set sql_warnings = 0; +# IS NOT NULL +set sql_warnings = 1; +create table t1 (a int, b bool as (a is not null)); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` int(11) DEFAULT NULL, + `b` tinyint(1) AS (a is not null) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values (1,default); +insert into t1 values (NULL,default); +select * from t1; +a b +1 1 +NULL 0 +drop table t1; +set sql_warnings = 0; +# IS NULL +set sql_warnings = 1; +create table t1 (a int, b bool as (a is null)); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` int(11) DEFAULT NULL, + `b` tinyint(1) AS (a is null) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values (1,default); +insert into t1 values (NULL,default); +select * from t1; +a b +1 0 +NULL 1 +drop table t1; +set sql_warnings = 0; +# << +set sql_warnings = 1; +create table t1 (a int, b int as (a << 2)); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` int(11) DEFAULT NULL, + `b` int(11) AS (a << 2) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values (1,default); +insert into t1 values (3,default); +select * from t1; +a b +1 4 +3 12 +drop table t1; +set sql_warnings = 0; +# <= +set sql_warnings = 1; +create table t1 (a varchar(10), b varchar(10), c bool as (a <= b)); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(10) DEFAULT NULL, + `b` varchar(10) DEFAULT NULL, + `c` tinyint(1) AS (a <= b) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values ('b','a',default); +insert into t1 values ('b','b',default); +insert into t1 values ('b','c',default); +select * from t1; +a b c +b a 0 +b b 1 +b c 1 +drop table t1; +set sql_warnings = 0; +# < +set sql_warnings = 1; +create table t1 (a varchar(10), b varchar(10), c bool as (a < b)); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(10) DEFAULT NULL, + `b` varchar(10) DEFAULT NULL, + `c` tinyint(1) AS (a < b) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values ('b','a',default); +insert into t1 values ('b','b',default); +insert into t1 values ('b','c',default); +select * from t1; +a b c +b a 0 +b b 0 +b c 1 +drop table t1; +set sql_warnings = 0; +# NOT BETWEEN ... AND ... +set sql_warnings = 1; +create table t1 (a int, b bool as (a not between 0 and 2)); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` int(11) DEFAULT NULL, + `b` tinyint(1) AS (a not between 0 and 2) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values (-1,default); +insert into t1 values (1,default); +select * from t1; +a b +-1 1 +1 0 +drop table t1; +set sql_warnings = 0; +# <> +set sql_warnings = 1; +create table t1 (a varchar(10), b varchar(10), c bool as (a <> b)); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(10) DEFAULT NULL, + `b` varchar(10) DEFAULT NULL, + `c` tinyint(1) AS (a <> b) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values ('b','a',default); +insert into t1 values ('b','b',default); +insert into t1 values ('b','c',default); +select * from t1; +a b c +b a 1 +b b 0 +b c 1 +drop table t1; +set sql_warnings = 0; +# != +set sql_warnings = 1; +create table t1 (a varchar(10), b varchar(10), c bool as (a != b)); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(10) DEFAULT NULL, + `b` varchar(10) DEFAULT NULL, + `c` tinyint(1) AS (a != b) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values ('b','a',default); +insert into t1 values ('b','b',default); +insert into t1 values ('b','c',default); +select * from t1; +a b c +b a 1 +b b 0 +b c 1 +drop table t1; +set sql_warnings = 0; +# ||, OR +set sql_warnings = 1; +create table t1 (a int, b int as (a>5 || a<3)); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` int(11) DEFAULT NULL, + `b` int(11) AS (a>5 || a<3) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values (1,default); +insert into t1 values (4,default); +select * from t1; +a b +1 1 +4 0 +drop table t1; +set sql_warnings = 0; +# >> +set sql_warnings = 1; +create table t1 (a int, b int as (a >> 2)); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` int(11) DEFAULT NULL, + `b` int(11) AS (a >> 2) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values (8,default); +insert into t1 values (3,default); +select * from t1; +a b +8 2 +3 0 +drop table t1; +set sql_warnings = 0; +# XOR +set sql_warnings = 1; +create table t1 (a int, b int as (a xor 5)); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` int(11) DEFAULT NULL, + `b` int(11) AS (a xor 5) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values (0,default); +insert into t1 values (1,default); +insert into t1 values (2,default); +select * from t1; +a b +0 1 +1 0 +2 0 +drop table t1; +set sql_warnings = 0; +# +# DATE AND TIME FUNCTIONS +# +# ADDDATE() +set sql_warnings = 1; +create table t1 (a datetime, b datetime as (adddate(a,interval 1 month))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` datetime DEFAULT NULL, + `b` datetime AS (adddate(a,interval 1 month)) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values ('2008-08-31',default); +select * from t1; +a b +2008-08-31 00:00:00 2008-09-30 00:00:00 +drop table t1; +set sql_warnings = 0; +# ADDTIME() +set sql_warnings = 1; +create table t1 (a datetime, b datetime as (addtime(a,'02:00:00'))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` datetime DEFAULT NULL, + `b` datetime AS (addtime(a,'02:00:00')) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values ('2008-08-31',default); +select * from t1; +a b +2008-08-31 00:00:00 2008-08-31 02:00:00 +drop table t1; +set sql_warnings = 0; +# CONVERT_TZ() +set sql_warnings = 1; +create table t1 (a datetime, b datetime as (convert_tz(a,'MET','UTC'))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` datetime DEFAULT NULL, + `b` datetime AS (convert_tz(a,'MET','UTC')) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values ('2008-08-31',default); +select * from t1; +a b +2008-08-31 00:00:00 2008-08-30 22:00:00 +drop table t1; +set sql_warnings = 0; +# DATE_ADD() +set sql_warnings = 1; +create table t1 (a datetime, b datetime as (date_add(a,interval 1 month))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` datetime DEFAULT NULL, + `b` datetime AS (date_add(a,interval 1 month)) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values ('2008-08-31',default); +select * from t1; +a b +2008-08-31 00:00:00 2008-09-30 00:00:00 +drop table t1; +set sql_warnings = 0; +# DATE_FORMAT() +set sql_warnings = 1; +create table t1 (a datetime, b varchar(64) as (date_format(a,'%W %M %D'))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` datetime DEFAULT NULL, + `b` varchar(64) AS (date_format(a,'%W %M %D')) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values ('2008-08-31',default); +select * from t1; +a b +2008-08-31 00:00:00 Sunday August 31st +drop table t1; +set sql_warnings = 0; +# DATE_SUB() +set sql_warnings = 1; +create table t1 (a datetime, b datetime as (date_sub(a,interval 1 month))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` datetime DEFAULT NULL, + `b` datetime AS (date_sub(a,interval 1 month)) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values ('2008-08-31',default); +select * from t1; +a b +2008-08-31 00:00:00 2008-07-31 00:00:00 +drop table t1; +set sql_warnings = 0; +# DATE() +set sql_warnings = 1; +create table t1 (a datetime, b datetime as (date(a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` datetime DEFAULT NULL, + `b` datetime AS (date(a)) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values ('2008-08-31 02:00:00',default); +select * from t1; +a b +2008-08-31 02:00:00 2008-08-31 00:00:00 +drop table t1; +set sql_warnings = 0; +# DATEDIFF() +set sql_warnings = 1; +create table t1 (a datetime, b long as (datediff(a,'2000-01-01'))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` datetime DEFAULT NULL, + `b` mediumtext AS (datediff(a,'2000-01-01')) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values ('2008-08-31',default); +select * from t1; +a b +2008-08-31 00:00:00 3165 +drop table t1; +set sql_warnings = 0; +# DAY() +set sql_warnings = 1; +create table t1 (a datetime, b int as (day(a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` datetime DEFAULT NULL, + `b` int(11) AS (day(a)) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values ('2008-08-31',default); +select * from t1; +a b +2008-08-31 00:00:00 31 +drop table t1; +set sql_warnings = 0; +# DAYNAME() +set sql_warnings = 1; +create table t1 (a datetime, b varchar(10) as (dayname(a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` datetime DEFAULT NULL, + `b` varchar(10) AS (dayname(a)) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values ('2008-08-31',default); +select * from t1; +a b +2008-08-31 00:00:00 Sunday +drop table t1; +set sql_warnings = 0; +# DAYOFMONTH() +set sql_warnings = 1; +create table t1 (a datetime, b int as (dayofmonth(a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` datetime DEFAULT NULL, + `b` int(11) AS (dayofmonth(a)) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values ('2008-08-31',default); +select * from t1; +a b +2008-08-31 00:00:00 31 +drop table t1; +set sql_warnings = 0; +# DAYOFWEEK() +set sql_warnings = 1; +create table t1 (a datetime, b int as (dayofweek(a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` datetime DEFAULT NULL, + `b` int(11) AS (dayofweek(a)) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values ('2008-08-31',default); +select * from t1; +a b +2008-08-31 00:00:00 1 +drop table t1; +set sql_warnings = 0; +# DAYOFYEAR() +set sql_warnings = 1; +create table t1 (a datetime, b int as (dayofyear(a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` datetime DEFAULT NULL, + `b` int(11) AS (dayofyear(a)) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values ('2008-08-31',default); +select * from t1; +a b +2008-08-31 00:00:00 244 +drop table t1; +set sql_warnings = 0; +# EXTRACT +set sql_warnings = 1; +create table t1 (a datetime, b int as (extract(year from a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` datetime DEFAULT NULL, + `b` int(11) AS (extract(year from a)) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values ('2008-08-31',default); +select * from t1; +a b +2008-08-31 00:00:00 2008 +drop table t1; +set sql_warnings = 0; +# FROM_DAYS() +set sql_warnings = 1; +create table t1 (a long, b datetime as (from_days(a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` mediumtext, + `b` datetime AS (from_days(a)) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values (730669,default); +select * from t1; +a b +730669 2000-07-03 00:00:00 +drop table t1; +set sql_warnings = 0; +# FROM_UNIXTIME() +set sql_warnings = 1; +create table t1 (a long, b datetime as (from_unixtime(a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` mediumtext, + `b` datetime AS (from_unixtime(a)) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values (1196440219,default); +select * from t1; +a b +1196440219 2007-11-30 19:30:19 +drop table t1; +set sql_warnings = 0; +# GET_FORMAT() +set sql_warnings = 1; +create table t1 (a datetime, b varchar(32) as (date_format(a,get_format(DATE,'EUR')))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` datetime DEFAULT NULL, + `b` varchar(32) AS (date_format(a,get_format(DATE,'EUR'))) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values ('2008-08-31',default); +select * from t1; +a b +2008-08-31 00:00:00 31.08.2008 +drop table t1; +set sql_warnings = 0; +# HOUR() +set sql_warnings = 1; +create table t1 (a time, b long as (hour(a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` time DEFAULT NULL, + `b` mediumtext AS (hour(a)) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values ('10:05:03',default); +select * from t1; +a b +10:05:03 10 +drop table t1; +set sql_warnings = 0; +# LAST_DAY() +set sql_warnings = 1; +create table t1 (a datetime, b datetime as (last_day(a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` datetime DEFAULT NULL, + `b` datetime AS (last_day(a)) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values ('2003-02-05',default); +insert into t1 values ('2003-02-32',default); +Warnings: +Warning 1264 Out of range value for column 'a' at row 1 +select * from t1; +a b +2003-02-05 00:00:00 2003-02-28 00:00:00 +0000-00-00 00:00:00 NULL +drop table t1; +set sql_warnings = 0; +# MAKEDATE() +set sql_warnings = 1; +create table t1 (a int, b datetime as (makedate(a,1))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` int(11) DEFAULT NULL, + `b` datetime AS (makedate(a,1)) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values (2001,default); +select * from t1; +a b +2001 2001-01-01 00:00:00 +drop table t1; +set sql_warnings = 0; +# MAKETIME() +set sql_warnings = 1; +create table t1 (a int, b time as (maketime(a,1,3))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` int(11) DEFAULT NULL, + `b` time AS (maketime(a,1,3)) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values (12,default); +select * from t1; +a b +12 12:01:03 +drop table t1; +set sql_warnings = 0; +# MICROSECOND() +set sql_warnings = 1; +create table t1 (a datetime, b long as (microsecond(a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` datetime DEFAULT NULL, + `b` mediumtext AS (microsecond(a)) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values ('2009-12-31 12:00:00.123456',default); +insert into t1 values ('2009-12-31 23:59:59.000010',default); +select * from t1; +a b +2009-12-31 12:00:00 0 +2009-12-31 23:59:59 0 +drop table t1; +set sql_warnings = 0; +# MINUTE() +set sql_warnings = 1; +create table t1 (a datetime, b int as (minute(a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` datetime DEFAULT NULL, + `b` int(11) AS (minute(a)) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values ('2009-12-31 23:59:59.000010',default); +select * from t1; +a b +2009-12-31 23:59:59 59 +drop table t1; +set sql_warnings = 0; +# MONTH() +set sql_warnings = 1; +create table t1 (a datetime, b int as (month(a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` datetime DEFAULT NULL, + `b` int(11) AS (month(a)) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values ('2009-12-31 23:59:59.000010',default); +select * from t1; +a b +2009-12-31 23:59:59 12 +drop table t1; +set sql_warnings = 0; +# MONTHNAME() +set sql_warnings = 1; +create table t1 (a datetime, b varchar(16) as (monthname(a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` datetime DEFAULT NULL, + `b` varchar(16) AS (monthname(a)) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values ('2009-12-31 23:59:59.000010',default); +select * from t1; +a b +2009-12-31 23:59:59 December +drop table t1; +set sql_warnings = 0; +# PERIOD_ADD() +set sql_warnings = 1; +create table t1 (a int, b int as (period_add(a,2))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` int(11) DEFAULT NULL, + `b` int(11) AS (period_add(a,2)) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values (200801,default); +select * from t1; +a b +200801 200803 +drop table t1; +set sql_warnings = 0; +# PERIOD_DIFF() +set sql_warnings = 1; +create table t1 (a int, b int, c int as (period_diff(a,b))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` int(11) DEFAULT NULL, + `b` int(11) DEFAULT NULL, + `c` int(11) AS (period_diff(a,b)) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values (200802,200703,default); +select * from t1; +a b c +200802 200703 11 +drop table t1; +set sql_warnings = 0; +# QUARTER() +set sql_warnings = 1; +create table t1 (a datetime, b int as (quarter(a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` datetime DEFAULT NULL, + `b` int(11) AS (quarter(a)) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values ('2008-08-31',default); +select * from t1; +a b +2008-08-31 00:00:00 3 +drop table t1; +set sql_warnings = 0; +# SEC_TO_TIME() +set sql_warnings = 1; +create table t1 (a long, b time as (sec_to_time(a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` mediumtext, + `b` time AS (sec_to_time(a)) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values (2378,default); +select * from t1; +a b +2378 00:39:38 +drop table t1; +set sql_warnings = 0; +# SECOND() +set sql_warnings = 1; +create table t1 (a datetime, b int as (second(a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` datetime DEFAULT NULL, + `b` int(11) AS (second(a)) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values ('10:05:03',default); +select * from t1; +a b +2010-05-03 00:00:00 0 +drop table t1; +set sql_warnings = 0; +# STR_TO_DATE() +set sql_warnings = 1; +create table t1 (a varchar(64), b datetime as (str_to_date(a,'%m/%d/%Y'))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(64) DEFAULT NULL, + `b` datetime AS (str_to_date(a,'%m/%d/%Y')) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values ('04/30/2004',default); +select * from t1; +a b +04/30/2004 2004-04-30 00:00:00 +drop table t1; +set sql_warnings = 0; +# SUBDATE() +set sql_warnings = 1; +create table t1 (a datetime, b datetime as (subdate(a,interval 1 month))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` datetime DEFAULT NULL, + `b` datetime AS (subdate(a,interval 1 month)) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values ('2008-08-31',default); +select * from t1; +a b +2008-08-31 00:00:00 2008-07-31 00:00:00 +drop table t1; +set sql_warnings = 0; +# SUBTIME() +set sql_warnings = 1; +create table t1 (a datetime, b datetime as (subtime(a,'02:00:00'))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` datetime DEFAULT NULL, + `b` datetime AS (subtime(a,'02:00:00')) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values ('2008-08-31',default); +select * from t1; +a b +2008-08-31 00:00:00 2008-08-30 22:00:00 +drop table t1; +set sql_warnings = 0; +# TIME_FORMAT() +set sql_warnings = 1; +create table t1 (a datetime, b varchar(32) as (time_format(a,'%r'))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` datetime DEFAULT NULL, + `b` varchar(32) AS (time_format(a,'%r')) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values ('2008-08-31 02:03:04',default); +select * from t1; +a b +2008-08-31 02:03:04 02:03:04 AM +drop table t1; +set sql_warnings = 0; +# TIME_TO_SEC() +set sql_warnings = 1; +create table t1 (a time, b long as (time_to_sec(a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` time DEFAULT NULL, + `b` mediumtext AS (time_to_sec(a)) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values ('22:23:00',default); +select * from t1; +a b +22:23:00 80580 +drop table t1; +set sql_warnings = 0; +# TIME() +set sql_warnings = 1; +create table t1 (a datetime, b time as (time(a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` datetime DEFAULT NULL, + `b` time AS (time(a)) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values ('2008-08-31 02:03:04',default); +select * from t1; +a b +2008-08-31 02:03:04 02:03:04 +drop table t1; +set sql_warnings = 0; +# TIMEDIFF() +set sql_warnings = 1; +create table t1 (a datetime, b datetime, c long as (timediff(a,b))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` datetime DEFAULT NULL, + `b` datetime DEFAULT NULL, + `c` mediumtext AS (timediff(a,b)) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values ('2008-12-31 23:59:59.000001','2008-12-30 01:01:01.000002',default); +select * from t1; +a b c +2008-12-31 23:59:59 2008-12-30 01:01:01 46:58:58 +drop table t1; +set sql_warnings = 0; +# TIMESTAMP() +set sql_warnings = 1; +create table t1 (a datetime, b timestamp as (timestamp(a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` datetime DEFAULT NULL, + `b` timestamp AS (timestamp(a)) VIRTUAL NULL ON UPDATE CURRENT_TIMESTAMP +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values ('2008-12-31',default); +select * from t1; +a b +2008-12-31 00:00:00 2008-12-31 00:00:00 +drop table t1; +set sql_warnings = 0; +# TIMESTAMPADD() +set sql_warnings = 1; +create table t1 (a datetime, b timestamp as (timestampadd(minute,1,a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` datetime DEFAULT NULL, + `b` timestamp AS (timestampadd(minute,1,a)) VIRTUAL NULL ON UPDATE CURRENT_TIMESTAMP +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values ('2003-01-02',default); +select * from t1; +a b +2003-01-02 00:00:00 2003-01-02 00:01:00 +drop table t1; +set sql_warnings = 0; +# TIMESTAMPDIFF() +set sql_warnings = 1; +create table t1 (a timestamp, b timestamp, c long as (timestampdiff(MONTH, a,b))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP, + `b` timestamp NOT NULL DEFAULT '0000-00-00 00:00:00', + `c` mediumtext AS (timestampdiff(MONTH, a,b)) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values ('2003-02-01','2003-05-01',default); +select * from t1; +a b c +2003-02-01 00:00:00 2003-05-01 00:00:00 3 +drop table t1; +set sql_warnings = 0; +# TO_DAYS() +set sql_warnings = 1; +create table t1 (a datetime, b long as (to_days(a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` datetime DEFAULT NULL, + `b` mediumtext AS (to_days(a)) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values ('2007-10-07',default); +select * from t1; +a b +2007-10-07 00:00:00 733321 +drop table t1; +set sql_warnings = 0; +# WEEK() +set sql_warnings = 1; +create table t1 (a datetime, b int as (week(a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` datetime DEFAULT NULL, + `b` int(11) AS (week(a)) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values ('2008-09-01',default); +select * from t1; +a b +2008-09-01 00:00:00 35 +drop table t1; +set sql_warnings = 0; +# WEEKDAY() +set sql_warnings = 1; +create table t1 (a datetime, b int as (weekday(a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` datetime DEFAULT NULL, + `b` int(11) AS (weekday(a)) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values ('2008-09-01',default); +select * from t1; +a b +2008-09-01 00:00:00 0 +drop table t1; +set sql_warnings = 0; +# WEEKOFYEAR() +set sql_warnings = 1; +create table t1 (a datetime, b int as (weekofyear(a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` datetime DEFAULT NULL, + `b` int(11) AS (weekofyear(a)) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values ('2008-09-01',default); +select * from t1; +a b +2008-09-01 00:00:00 36 +drop table t1; +set sql_warnings = 0; +# YEAR() +set sql_warnings = 1; +create table t1 (a datetime, b int as (year(a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` datetime DEFAULT NULL, + `b` int(11) AS (year(a)) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values ('2008-09-01',default); +select * from t1; +a b +2008-09-01 00:00:00 2008 +drop table t1; +set sql_warnings = 0; +# YEARWEEK() +set sql_warnings = 1; +create table t1 (a datetime, b int as (yearweek(a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` datetime DEFAULT NULL, + `b` int(11) AS (yearweek(a)) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values ('2008-09-01',default); +select * from t1; +a b +2008-09-01 00:00:00 200835 +drop table t1; +set sql_warnings = 0; +# +# FULL TEXT SEARCH FUNCTIONS +# +# None. +# +# CAST FUNCTIONS AND OPERATORS +# +# CAST() +set sql_warnings = 1; +create table t1 (a int, b long as (cast(a as unsigned))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` int(11) DEFAULT NULL, + `b` mediumtext AS (cast(a as unsigned)) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values (1,default); +insert into t1 values (-1,default); +select * from t1; +a b +1 1 +-1 18446744073709551615 +drop table t1; +set sql_warnings = 0; +# Convert() +set sql_warnings = 1; +create table t1 (a int, b long as (convert(a,unsigned))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` int(11) DEFAULT NULL, + `b` mediumtext AS (convert(a,unsigned)) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values (1,default); +insert into t1 values (-1,default); +select * from t1; +a b +1 1 +-1 18446744073709551615 +drop table t1; +set sql_warnings = 0; +# +# XML FUNCTIONS +# +# None. +# +# OTHER FUNCTIONS +# +# AES_DECRYPT(), AES_ENCRYPT() +set sql_warnings = 1; +create table t1 (a varchar(1024), b varchar(1024) as (aes_encrypt(aes_decrypt(a,'adf'),'adf'))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(1024) DEFAULT NULL, + `b` varchar(1024) AS (aes_encrypt(aes_decrypt(a,'adf'),'adf')) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values ('MySQL',default); +select * from t1; +a b +MySQL NULL +drop table t1; +set sql_warnings = 0; +# BIT_COUNT() +set sql_warnings = 1; +create table t1 (a int, b int as (bit_count(a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` int(11) DEFAULT NULL, + `b` int(11) AS (bit_count(a)) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values (5,default); +select * from t1; +a b +5 2 +drop table t1; +set sql_warnings = 0; +# CHARSET() +set sql_warnings = 1; +create table t1 (a varchar(1024), b varchar(1024) as (charset(a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(1024) DEFAULT NULL, + `b` varchar(1024) AS (charset(a)) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values ('abc',default); +select * from t1; +a b +abc latin1 +drop table t1; +set sql_warnings = 0; +# COERCIBILITY() +set sql_warnings = 1; +create table t1 (a varchar(1024), b int as (coercibility(a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(1024) DEFAULT NULL, + `b` int(11) AS (coercibility(a)) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values ('abc',default); +select * from t1; +a b +abc 2 +drop table t1; +set sql_warnings = 0; +# COLLATION() +set sql_warnings = 1; +create table t1 (a varchar(1024), b varchar(1024) as (collation(a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(1024) DEFAULT NULL, + `b` varchar(1024) AS (collation(a)) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values ('abc',default); +select * from t1; +a b +abc latin1_swedish_ci +drop table t1; +set sql_warnings = 0; +# COMPRESS(), UNCOMPRESS() +set sql_warnings = 1; +create table t1 (a varchar(1024), b varchar(1024) as (uncompress(compress(a)))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(1024) DEFAULT NULL, + `b` varchar(1024) AS (uncompress(compress(a))) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values ('MySQL',default); +select * from t1; +a b +MySQL MySQL +drop table t1; +set sql_warnings = 0; +# ENCODE(), DECODE() +set sql_warnings = 1; +create table t1 (a varchar(1024), b varchar(1024) as (decode(encode(a,'abc'),'abc'))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(1024) DEFAULT NULL, + `b` varchar(1024) AS (decode(encode(a,'abc'),'abc')) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values ('MySQL',default); +select * from t1; +a b +MySQL MySQL +drop table t1; +set sql_warnings = 0; +# DEFAULT() +set sql_warnings = 1; +create table t1 (a varchar(1024) default 'aaa', b varchar(1024) as (ifnull(a,default(a)))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(1024) DEFAULT 'aaa', + `b` varchar(1024) AS (ifnull(a,default(a))) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values ('any value',default); +select * from t1; +a b +any value any value +drop table t1; +set sql_warnings = 0; +# INET_ATON(), INET_NTOA() +set sql_warnings = 1; +create table t1 (a varchar(1024), b varchar(1024) as (inet_ntoa(inet_aton(a)))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(1024) DEFAULT NULL, + `b` varchar(1024) AS (inet_ntoa(inet_aton(a))) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values ('127.0.0.1',default); +select * from t1; +a b +127.0.0.1 127.0.0.1 +drop table t1; +set sql_warnings = 0; +# MD5() +set sql_warnings = 1; +create table t1 (a varchar(1024), b varbinary(32) as (md5(a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(1024) DEFAULT NULL, + `b` varbinary(32) AS (md5(a)) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values ('testing',default); +select * from t1; +a b +testing ae2b1fca515949e5d54fb22b8ed95575 +drop table t1; +set sql_warnings = 0; +# OLD_PASSWORD() +set sql_warnings = 1; +create table t1 (a varchar(1024), b varchar(1024) as (old_password(a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(1024) DEFAULT NULL, + `b` varchar(1024) AS (old_password(a)) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values ('badpwd',default); +select * from t1; +a b +badpwd 7f84554057dd964b +drop table t1; +set sql_warnings = 0; +# PASSWORD() +set sql_warnings = 1; +create table t1 (a varchar(1024), b varchar(1024) as (password(a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(1024) DEFAULT NULL, + `b` varchar(1024) AS (password(a)) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values ('badpwd',default); +select * from t1; +a b +badpwd *AAB3E285149C0135D51A520E1940DD3263DC008C +drop table t1; +set sql_warnings = 0; +# SHA1() +set sql_warnings = 1; +create table t1 (a varchar(1024), b varchar(1024) as (sha1(a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(1024) DEFAULT NULL, + `b` varchar(1024) AS (sha1(a)) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values ('abc',default); +select * from t1; +a b +abc a9993e364706816aba3e25717850c26c9cd0d89d +drop table t1; +set sql_warnings = 0; +# SHA() +set sql_warnings = 1; +create table t1 (a varchar(1024), b varchar(1024) as (sha(a))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(1024) DEFAULT NULL, + `b` varchar(1024) AS (sha(a)) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values ('abc',default); +select * from t1; +a b +abc a9993e364706816aba3e25717850c26c9cd0d89d +drop table t1; +set sql_warnings = 0; +# UNCOMPRESSED_LENGTH() +set sql_warnings = 1; +create table t1 (a char, b varchar(1024) as (uncompressed_length(compress(repeat(a,30))))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` char(1) DEFAULT NULL, + `b` varchar(1024) AS (uncompressed_length(compress(repeat(a,30)))) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values ('a',default); +select * from t1; +a b +a 30 +drop table t1; +set sql_warnings = 0; === added file 'mysql-test/suite/vcol/r/vcol_syntax.result' --- a/mysql-test/suite/vcol/r/vcol_syntax.result 1970-01-01 00:00:00 +0000 +++ b/mysql-test/suite/vcol/r/vcol_syntax.result 2009-10-16 22:57:48 +0000 @@ -0,0 +1,52 @@ +drop table if exists t1; +set @OLD_SQL_MODE=@@SESSION.SQL_MODE; +create table t1 (a int, b int generated always as (a+1)); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` int(11) DEFAULT NULL, + `b` int(11) AS (a+1) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +drop table t1; +create table t1 (a int, b int as (a+1) virtual); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` int(11) DEFAULT NULL, + `b` int(11) AS (a+1) VIRTUAL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +drop table t1; +create table t1 (a int, b int generated always as (a+1) persistent); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` int(11) DEFAULT NULL, + `b` int(11) AS (a+1) PERSISTENT +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +drop table t1; +set session sql_mode='ORACLE'; +create table t1 (a int, b int as (a+1)); +show create table t1; +Table Create Table +t1 CREATE TABLE "t1" ( + "a" int(11) DEFAULT NULL, + "b" int(11) AS (a+1) VIRTUAL +) +drop table t1; +create table t1 (a int, b int generated always as (a+1) virtual); +show create table t1; +Table Create Table +t1 CREATE TABLE "t1" ( + "a" int(11) DEFAULT NULL, + "b" int(11) AS (a+1) VIRTUAL +) +drop table t1; +create table t1 (a int, b int as (a+1) persistent); +show create table t1; +Table Create Table +t1 CREATE TABLE "t1" ( + "a" int(11) DEFAULT NULL, + "b" int(11) AS (a+1) PERSISTENT +) +drop table t1; +set session sql_mode=@OLD_SQL_MODE; === added file 'mysql-test/suite/vcol/r/vcol_trigger_sp_innodb.result' --- a/mysql-test/suite/vcol/r/vcol_trigger_sp_innodb.result 1970-01-01 00:00:00 +0000 +++ b/mysql-test/suite/vcol/r/vcol_trigger_sp_innodb.result 2009-10-16 22:57:48 +0000 @@ -0,0 +1,87 @@ +SET @@session.storage_engine = 'InnoDB'; +create table t1 (a int, +b int as (a/10), +c int as (a/10) persistent); +create table t2 (a timestamp); +create trigger trg1 before insert on t1 for each row +begin +if (new.b < 10) then +set new.a:= 100; +set new.b:= 9; +set new.c:= 9; +end if; +if (new.c > 50) then +set new.a:= 500; +end if; +end| +create trigger trg2 after insert on t1 for each row +begin +if (new.b >= 60) then +insert into t2 values (now()); +end if; +end| +create function f1() +returns int +begin +declare sum1 int default '0'; +declare cur1 cursor for select sum(b) from t1; +open cur1; +fetch cur1 into sum1; +close cur1; +return sum1; +end| +set sql_warnings = 1; +insert into t1 (a) values (200); +select * from t1; +a b c +200 20 20 +select * from t2; +a +insert into t1 (a) values (10); +select * from t1; +a b c +200 20 20 +100 10 10 +select * from t2; +a +insert into t1 (a) values (600); +select * from t1; +a b c +200 20 20 +100 10 10 +500 50 50 +select * from t2; +a +select f1(); +f1() +80 +set sql_warnings = 0; +drop trigger trg1; +drop trigger trg2; +drop table t2; +create procedure p1() +begin +declare i int default '0'; +create table t2 like t1; +insert into t2 (a) values (100), (200); +begin +declare cur1 cursor for select sum(c) from t2; +open cur1; +fetch cur1 into i; +close cur1; +if (i=30) then +insert into t1 values (300,default,default); +end if; +end; +end| +delete from t1; +call p1(); +select * from t2; +a b c +100 10 10 +200 20 20 +select * from t1; +a b c +300 30 30 +drop table t1,t2; +drop procedure p1; === added file 'mysql-test/suite/vcol/r/vcol_trigger_sp_myisam.result' --- a/mysql-test/suite/vcol/r/vcol_trigger_sp_myisam.result 1970-01-01 00:00:00 +0000 +++ b/mysql-test/suite/vcol/r/vcol_trigger_sp_myisam.result 2009-10-16 22:57:48 +0000 @@ -0,0 +1,87 @@ +SET @@session.storage_engine = 'MyISAM'; +create table t1 (a int, +b int as (a/10), +c int as (a/10) persistent); +create table t2 (a timestamp); +create trigger trg1 before insert on t1 for each row +begin +if (new.b < 10) then +set new.a:= 100; +set new.b:= 9; +set new.c:= 9; +end if; +if (new.c > 50) then +set new.a:= 500; +end if; +end| +create trigger trg2 after insert on t1 for each row +begin +if (new.b >= 60) then +insert into t2 values (now()); +end if; +end| +create function f1() +returns int +begin +declare sum1 int default '0'; +declare cur1 cursor for select sum(b) from t1; +open cur1; +fetch cur1 into sum1; +close cur1; +return sum1; +end| +set sql_warnings = 1; +insert into t1 (a) values (200); +select * from t1; +a b c +200 20 20 +select * from t2; +a +insert into t1 (a) values (10); +select * from t1; +a b c +200 20 20 +100 10 10 +select * from t2; +a +insert into t1 (a) values (600); +select * from t1; +a b c +200 20 20 +100 10 10 +500 50 50 +select * from t2; +a +select f1(); +f1() +80 +set sql_warnings = 0; +drop trigger trg1; +drop trigger trg2; +drop table t2; +create procedure p1() +begin +declare i int default '0'; +create table t2 like t1; +insert into t2 (a) values (100), (200); +begin +declare cur1 cursor for select sum(c) from t2; +open cur1; +fetch cur1 into i; +close cur1; +if (i=30) then +insert into t1 values (300,default,default); +end if; +end; +end| +delete from t1; +call p1(); +select * from t2; +a b c +100 10 10 +200 20 20 +select * from t1; +a b c +300 30 30 +drop table t1,t2; +drop procedure p1; === added file 'mysql-test/suite/vcol/r/vcol_view_innodb.result' --- a/mysql-test/suite/vcol/r/vcol_view_innodb.result 1970-01-01 00:00:00 +0000 +++ b/mysql-test/suite/vcol/r/vcol_view_innodb.result 2009-10-16 22:57:48 +0000 @@ -0,0 +1,276 @@ +SET @@session.storage_engine = 'InnoDB'; +create table t1 (a int not null, +b int as (-a), +c int as (-a) persistent); +insert into t1 (a) values (1), (1), (2), (2), (3); +create view v1 (d,e) as select abs(b), abs(c) from t1; +select d,e from v1; +d e +1 1 +1 1 +2 2 +2 2 +3 3 +select is_updatable from information_schema.views where table_name='v1'; +is_updatable +NO +explain extended select d,e from v1; +id select_type table type possible_keys key key_len ref rows filtered Extra +1 SIMPLE t1 ALL NULL NULL NULL NULL 5 100.00 +Warnings: +Note 1003 select abs(`test`.`t1`.`b`) AS `d`,abs(`test`.`t1`.`c`) AS `e` from `test`.`t1` +create algorithm=temptable view v2 (d,e) as select abs(b), abs(c) from t1; +show create view v2; +View Create View character_set_client collation_connection +v2 CREATE ALGORITHM=TEMPTABLE DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `v2` AS select abs(`t1`.`b`) AS `d`,abs(`t1`.`c`) AS `e` from `t1` latin1 latin1_swedish_ci +select d,e from v2; +d e +1 1 +1 1 +2 2 +2 2 +3 3 +explain extended select d,e from v2; +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY <derived2> ALL NULL NULL NULL NULL 5 100.00 +2 DERIVED t1 ALL NULL NULL NULL NULL 5 100.00 +Warnings: +Note 1003 select `v2`.`d` AS `d`,`v2`.`e` AS `e` from `test`.`v2` +create view v3 (d,e) as select d*2, e*2 from v1; +select * from v3; +d e +2 2 +2 2 +4 4 +4 4 +6 6 +explain extended select * from v3; +id select_type table type possible_keys key key_len ref rows filtered Extra +1 SIMPLE t1 ALL NULL NULL NULL NULL 5 100.00 +Warnings: +Note 1003 select (abs(`test`.`t1`.`b`) * 2) AS `d`,(abs(`test`.`t1`.`c`) * 2) AS `e` from `test`.`t1` +drop view v1,v2,v3; +drop table t1; +create table t1 (a int not null, +b int as (-a), +c int as (-a) persistent); +insert into t1 (a) values (1), (2), (3), (1), (2), (3); +create view v1 as select distinct b from t1; +select * from v1; +b +-1 +-2 +-3 +explain select * from v1; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY <derived2> ALL NULL NULL NULL NULL 3 +2 DERIVED t1 ALL NULL NULL NULL NULL 6 Using temporary +select * from t1; +a b c +1 -1 -1 +2 -2 -2 +3 -3 -3 +1 -1 -1 +2 -2 -2 +3 -3 -3 +drop view v1; +create view v1 as select distinct c from t1; +select * from v1; +c +-1 +-2 +-3 +explain select * from v1; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY <derived2> ALL NULL NULL NULL NULL 3 +2 DERIVED t1 ALL NULL NULL NULL NULL 6 Using temporary +select * from t1; +a b c +1 -1 -1 +2 -2 -2 +3 -3 -3 +1 -1 -1 +2 -2 -2 +3 -3 -3 +drop view v1; +drop table t1; +create table t1 (a int not null, +b int as (-a), +c int as (-a) persistent); +insert into t1 (a) values (1), (2), (3), (4); +create view v1 as select b+1 from t1 order by 1 desc limit 2; +select * from v1; +b+1 +0 +-1 +explain select * from v1; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY <derived2> ALL NULL NULL NULL NULL 2 +2 DERIVED t1 ALL NULL NULL NULL NULL 4 Using filesort +drop view v1; +create view v1 as select c+1 from t1 order by 1 desc limit 2; +select * from v1; +c+1 +0 +-1 +explain select * from v1; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY <derived2> ALL NULL NULL NULL NULL 2 +2 DERIVED t1 ALL NULL NULL NULL NULL 4 Using filesort +drop view v1; +drop table t1; +create table t1 (a int, +b int, +c int as (-a), +d int as (-a) persistent, +primary key(a)); +insert into t1 (a,b) values (10,2), (20,3), (30,4), (40,5), (50,10); +create view v1 (a,e,f,g) as select a, b+1,c+1,d+1 from t1; +update v1 set a=a+e; +select * from v1; +a e f g +13 3 -12 -12 +24 4 -23 -23 +35 5 -34 -34 +46 6 -45 -45 +61 11 -60 -60 +select * from t1; +a b c d +13 2 -13 -13 +24 3 -24 -24 +35 4 -35 -35 +46 5 -46 -46 +61 10 -61 -61 +delete from v1; +select * from v1; +a e f g +select * from t1; +a b c d +insert into v1 (a,e) values (60,15); +ERROR HY000: The target table v1 of the INSERT is not insertable-into +drop table t1; +drop view v1; +create table t1 (a int, +b int as (-a), +c int as (-a) persistent, +primary key(a)); +insert into t1 (a) values (1), (2), (3); +create view v1 (x,y,z) as select a,b,c from t1 where b < -1; +select t1.a, v1.x, v1.y, v1.z from t1 left join v1 on (t1.b= v1.y); +a x y z +1 NULL NULL NULL +2 2 -2 -2 +3 3 -3 -3 +drop view v1; +create view v1 (x,y,z) as select a,b,c from t1 where c < -1; +select t1.a, v1.x, v1.y, v1.z from t1 left join v1 on (t1.c= v1.z); +a x y z +1 NULL NULL NULL +2 2 -2 -2 +3 3 -3 -3 +drop view v1; +drop table t1; +create table t1 (a1 int, +b1 int as (-a1), +c1 int as (-a1) persistent); +create table t2 (a2 int, +b2 int as (-a2), +c2 int as (-a2) persistent); +insert into t1 (a1) values (1), (2); +insert into t2 (a2) values (2), (3); +create view v1 as select * from t1,t2 union all select * from t1,t2; +select * from v1; +a1 b1 c1 a2 b2 c2 +1 -1 -1 2 -2 -2 +2 -2 -2 2 -2 -2 +1 -1 -1 3 -3 -3 +2 -2 -2 3 -3 -3 +1 -1 -1 2 -2 -2 +2 -2 -2 2 -2 -2 +1 -1 -1 3 -3 -3 +2 -2 -2 3 -3 -3 +drop view v1; +drop table t1, t2; +create table t1 (a int, +b int as (-a), +c int as (-a) persistent); +create table t2 like t1; +create view v1 as select a,b,c from t1; +create view v2 as select a,b,c from t2 where b in (select b from v1); +show create view v2; +View Create View character_set_client collation_connection +v2 CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `v2` AS select `t2`.`a` AS `a`,`t2`.`b` AS `b`,`t2`.`c` AS `c` from `t2` where `t2`.`b` in (select `v1`.`b` AS `b` from `v1`) latin1 latin1_swedish_ci +drop view v2, v1; +drop table t1, t2; +create table t1 (a int, +b int as (-a), +c int as (-a) persistent); +insert into t1 (a) values (1),(1),(2),(2),(3),(3); +create view v1 as select b from t1; +select distinct b from v1; +b +-1 +-2 +-3 +select distinct b from v1 limit 2; +b +-1 +-2 +select distinct b from t1 limit 2; +b +-1 +-2 +prepare stmt1 from "select distinct b from v1 limit 2"; +execute stmt1; +b +-1 +-2 +execute stmt1; +b +-1 +-2 +deallocate prepare stmt1; +drop view v1; +create view v1 as select c from t1; +select distinct c from v1; +c +-1 +-2 +-3 +select distinct c from v1 limit 2; +c +-1 +-2 +select distinct c from t1 limit 2; +c +-1 +-2 +prepare stmt1 from "select distinct c from v1 limit 2"; +execute stmt1; +c +-1 +-2 +execute stmt1; +c +-1 +-2 +deallocate prepare stmt1; +drop view v1; +drop table t1; +create table t1 (a int, +b int as (-a), +c int as (-a) persistent); +create view v1 as select * from t1 where b > -2 && c >-2 with check option; +insert into v1 (a) values (1); +insert into v1 (a) values (3); +ERROR HY000: CHECK OPTION failed 'test.v1' +insert ignore into v1 (a) values (2),(3),(0); +Warnings: +Error 1369 CHECK OPTION failed 'test.v1' +Error 1369 CHECK OPTION failed 'test.v1' +select * from t1; +a b c +1 -1 -1 +0 0 0 +drop view v1; +drop table t1; === added file 'mysql-test/suite/vcol/r/vcol_view_myisam.result' --- a/mysql-test/suite/vcol/r/vcol_view_myisam.result 1970-01-01 00:00:00 +0000 +++ b/mysql-test/suite/vcol/r/vcol_view_myisam.result 2009-10-16 22:57:48 +0000 @@ -0,0 +1,276 @@ +SET @@session.storage_engine = 'MyISAM'; +create table t1 (a int not null, +b int as (-a), +c int as (-a) persistent); +insert into t1 (a) values (1), (1), (2), (2), (3); +create view v1 (d,e) as select abs(b), abs(c) from t1; +select d,e from v1; +d e +1 1 +1 1 +2 2 +2 2 +3 3 +select is_updatable from information_schema.views where table_name='v1'; +is_updatable +NO +explain extended select d,e from v1; +id select_type table type possible_keys key key_len ref rows filtered Extra +1 SIMPLE t1 ALL NULL NULL NULL NULL 5 100.00 +Warnings: +Note 1003 select abs(`test`.`t1`.`b`) AS `d`,abs(`test`.`t1`.`c`) AS `e` from `test`.`t1` +create algorithm=temptable view v2 (d,e) as select abs(b), abs(c) from t1; +show create view v2; +View Create View character_set_client collation_connection +v2 CREATE ALGORITHM=TEMPTABLE DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `v2` AS select abs(`t1`.`b`) AS `d`,abs(`t1`.`c`) AS `e` from `t1` latin1 latin1_swedish_ci +select d,e from v2; +d e +1 1 +1 1 +2 2 +2 2 +3 3 +explain extended select d,e from v2; +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY <derived2> ALL NULL NULL NULL NULL 5 100.00 +2 DERIVED t1 ALL NULL NULL NULL NULL 5 100.00 +Warnings: +Note 1003 select `v2`.`d` AS `d`,`v2`.`e` AS `e` from `test`.`v2` +create view v3 (d,e) as select d*2, e*2 from v1; +select * from v3; +d e +2 2 +2 2 +4 4 +4 4 +6 6 +explain extended select * from v3; +id select_type table type possible_keys key key_len ref rows filtered Extra +1 SIMPLE t1 ALL NULL NULL NULL NULL 5 100.00 +Warnings: +Note 1003 select (abs(`test`.`t1`.`b`) * 2) AS `d`,(abs(`test`.`t1`.`c`) * 2) AS `e` from `test`.`t1` +drop view v1,v2,v3; +drop table t1; +create table t1 (a int not null, +b int as (-a), +c int as (-a) persistent); +insert into t1 (a) values (1), (2), (3), (1), (2), (3); +create view v1 as select distinct b from t1; +select * from v1; +b +-1 +-2 +-3 +explain select * from v1; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY <derived2> ALL NULL NULL NULL NULL 3 +2 DERIVED t1 ALL NULL NULL NULL NULL 6 Using temporary +select * from t1; +a b c +1 -1 -1 +2 -2 -2 +3 -3 -3 +1 -1 -1 +2 -2 -2 +3 -3 -3 +drop view v1; +create view v1 as select distinct c from t1; +select * from v1; +c +-1 +-2 +-3 +explain select * from v1; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY <derived2> ALL NULL NULL NULL NULL 3 +2 DERIVED t1 ALL NULL NULL NULL NULL 6 Using temporary +select * from t1; +a b c +1 -1 -1 +2 -2 -2 +3 -3 -3 +1 -1 -1 +2 -2 -2 +3 -3 -3 +drop view v1; +drop table t1; +create table t1 (a int not null, +b int as (-a), +c int as (-a) persistent); +insert into t1 (a) values (1), (2), (3), (4); +create view v1 as select b+1 from t1 order by 1 desc limit 2; +select * from v1; +b+1 +0 +-1 +explain select * from v1; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY <derived2> ALL NULL NULL NULL NULL 2 +2 DERIVED t1 ALL NULL NULL NULL NULL 4 Using filesort +drop view v1; +create view v1 as select c+1 from t1 order by 1 desc limit 2; +select * from v1; +c+1 +0 +-1 +explain select * from v1; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY <derived2> ALL NULL NULL NULL NULL 2 +2 DERIVED t1 ALL NULL NULL NULL NULL 4 Using filesort +drop view v1; +drop table t1; +create table t1 (a int, +b int, +c int as (-a), +d int as (-a) persistent, +primary key(a)); +insert into t1 (a,b) values (10,2), (20,3), (30,4), (40,5), (50,10); +create view v1 (a,e,f,g) as select a, b+1,c+1,d+1 from t1; +update v1 set a=a+e; +select * from v1; +a e f g +13 3 -12 -12 +24 4 -23 -23 +35 5 -34 -34 +46 6 -45 -45 +61 11 -60 -60 +select * from t1; +a b c d +13 2 -13 -13 +24 3 -24 -24 +35 4 -35 -35 +46 5 -46 -46 +61 10 -61 -61 +delete from v1; +select * from v1; +a e f g +select * from t1; +a b c d +insert into v1 (a,e) values (60,15); +ERROR HY000: The target table v1 of the INSERT is not insertable-into +drop table t1; +drop view v1; +create table t1 (a int, +b int as (-a), +c int as (-a) persistent, +primary key(a)); +insert into t1 (a) values (1), (2), (3); +create view v1 (x,y,z) as select a,b,c from t1 where b < -1; +select t1.a, v1.x, v1.y, v1.z from t1 left join v1 on (t1.b= v1.y); +a x y z +1 NULL NULL NULL +2 2 -2 -2 +3 3 -3 -3 +drop view v1; +create view v1 (x,y,z) as select a,b,c from t1 where c < -1; +select t1.a, v1.x, v1.y, v1.z from t1 left join v1 on (t1.c= v1.z); +a x y z +1 NULL NULL NULL +2 2 -2 -2 +3 3 -3 -3 +drop view v1; +drop table t1; +create table t1 (a1 int, +b1 int as (-a1), +c1 int as (-a1) persistent); +create table t2 (a2 int, +b2 int as (-a2), +c2 int as (-a2) persistent); +insert into t1 (a1) values (1), (2); +insert into t2 (a2) values (2), (3); +create view v1 as select * from t1,t2 union all select * from t1,t2; +select * from v1; +a1 b1 c1 a2 b2 c2 +1 -1 -1 2 -2 -2 +2 -2 -2 2 -2 -2 +1 -1 -1 3 -3 -3 +2 -2 -2 3 -3 -3 +1 -1 -1 2 -2 -2 +2 -2 -2 2 -2 -2 +1 -1 -1 3 -3 -3 +2 -2 -2 3 -3 -3 +drop view v1; +drop table t1, t2; +create table t1 (a int, +b int as (-a), +c int as (-a) persistent); +create table t2 like t1; +create view v1 as select a,b,c from t1; +create view v2 as select a,b,c from t2 where b in (select b from v1); +show create view v2; +View Create View character_set_client collation_connection +v2 CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `v2` AS select `t2`.`a` AS `a`,`t2`.`b` AS `b`,`t2`.`c` AS `c` from `t2` where `t2`.`b` in (select `v1`.`b` AS `b` from `v1`) latin1 latin1_swedish_ci +drop view v2, v1; +drop table t1, t2; +create table t1 (a int, +b int as (-a), +c int as (-a) persistent); +insert into t1 (a) values (1),(1),(2),(2),(3),(3); +create view v1 as select b from t1; +select distinct b from v1; +b +-1 +-2 +-3 +select distinct b from v1 limit 2; +b +-1 +-2 +select distinct b from t1 limit 2; +b +-1 +-2 +prepare stmt1 from "select distinct b from v1 limit 2"; +execute stmt1; +b +-1 +-2 +execute stmt1; +b +-1 +-2 +deallocate prepare stmt1; +drop view v1; +create view v1 as select c from t1; +select distinct c from v1; +c +-1 +-2 +-3 +select distinct c from v1 limit 2; +c +-1 +-2 +select distinct c from t1 limit 2; +c +-1 +-2 +prepare stmt1 from "select distinct c from v1 limit 2"; +execute stmt1; +c +-1 +-2 +execute stmt1; +c +-1 +-2 +deallocate prepare stmt1; +drop view v1; +drop table t1; +create table t1 (a int, +b int as (-a), +c int as (-a) persistent); +create view v1 as select * from t1 where b > -2 && c >-2 with check option; +insert into v1 (a) values (1); +insert into v1 (a) values (3); +ERROR HY000: CHECK OPTION failed 'test.v1' +insert ignore into v1 (a) values (2),(3),(0); +Warnings: +Error 1369 CHECK OPTION failed 'test.v1' +Error 1369 CHECK OPTION failed 'test.v1' +select * from t1; +a b c +1 -1 -1 +0 0 0 +drop view v1; +drop table t1; === added directory 'mysql-test/suite/vcol/t' === added file 'mysql-test/suite/vcol/t/rpl_vcol.test' --- a/mysql-test/suite/vcol/t/rpl_vcol.test 1970-01-01 00:00:00 +0000 +++ b/mysql-test/suite/vcol/t/rpl_vcol.test 2009-10-16 22:57:48 +0000 @@ -0,0 +1,69 @@ +################################################################################ +# t/vcol_rpl.test # +# # +# Purpose: # +# Test replication of tables with virtual columns. # +# # +#------------------------------------------------------------------------------# +# Original Author: Andrey Zhakov # +# Original Date: 2008-09-04 +# Change Author: Oleksandr Byelkin (Monty program Ab) +# Date: 2009-03-24 +# Change: Syntax changed +################################################################################ + +# +# NOTE: PLEASE DO NOT ADD NOT MYISAM SPECIFIC TESTCASES HERE ! +# TESTCASES WHICH MUST BE APPLIED TO ALL STORAGE ENGINES MUST BE ADDED IN +# THE SOURCED FILES ONLY. +# + +#------------------------------------------------------------------------------# +# General not engine specific settings and requirements +--source suite/vcol/inc/vcol_init_vars.pre + +#------------------------------------------------------------------------------# +# Engine specific settings and requirements + +##### Storage engine to be tested +# Set the session storage engine +--source include/have_innodb.inc +SET @@session.storage_engine = 'InnoDB'; + +#------------------------------------------------------------------------------# +# Cleanup +--source suite/vcol/inc/vcol_cleanup.inc + +##### Workarounds for known open engine specific bugs +# none + +#------------------------------------------------------------------------------# +# Execute the tests to be applied to all storage engines +--source include/master-slave.inc + +connection master; +create table t1 (a int, b int as (a+1)); +show create table t1; +insert into t1 values (1,default); +insert into t1 values (2,default); +select * from t1; +save_master_pos; + +connection slave; +sync_with_master; +select * from t1; + +connection master; +drop table t1; +save_master_pos; + +connection slave; +sync_with_master; + +#------------------------------------------------------------------------------# +# Execute storage engine specific tests + + +#------------------------------------------------------------------------------# +# Cleanup +--source suite/vcol/inc/vcol_cleanup.inc === added file 'mysql-test/suite/vcol/t/vcol_archive.test' --- a/mysql-test/suite/vcol/t/vcol_archive.test 1970-01-01 00:00:00 +0000 +++ b/mysql-test/suite/vcol/t/vcol_archive.test 2009-10-16 22:57:48 +0000 @@ -0,0 +1,49 @@ +################################################################################ +# t/vcol_archive.test # +# # +# Purpose: # +# ARCHIVE branch # +# # +#------------------------------------------------------------------------------# +# Original Author: Andrey Zhakov # +# Original Date: 2008-09-02 # +# Change Author: # +# Change Date: # +# Change: # +################################################################################ + +# +# NOTE: PLEASE DO NOT ADD NOT MYISAM SPECIFIC TESTCASES HERE ! +# TESTCASES WHICH MUST BE APPLIED TO ALL STORAGE ENGINES MUST BE ADDED IN +# THE SOURCED FILES ONLY. +# + +#------------------------------------------------------------------------------# +# General not engine specific settings and requirements +--source suite/vcol/inc/vcol_init_vars.pre + +#------------------------------------------------------------------------------# +# Cleanup +--source suite/vcol/inc/vcol_cleanup.inc + +#------------------------------------------------------------------------------# +# Engine specific settings and requirements + +##### Storage engine to be tested +# Set the session storage engine +--source include/have_archive.inc +SET @@session.storage_engine = 'archive'; + +##### Workarounds for known open engine specific bugs +# none + +#------------------------------------------------------------------------------# +# Execute the tests to be applied to all storage engines + +#------------------------------------------------------------------------------# +# Execute storage engine specific tests +--source suite/vcol/inc/vcol_unsupported_storage_engines.inc + +#------------------------------------------------------------------------------# +# Cleanup +--source suite/vcol/inc/vcol_cleanup.inc === added file 'mysql-test/suite/vcol/t/vcol_blackhole.test' --- a/mysql-test/suite/vcol/t/vcol_blackhole.test 1970-01-01 00:00:00 +0000 +++ b/mysql-test/suite/vcol/t/vcol_blackhole.test 2009-10-16 22:57:48 +0000 @@ -0,0 +1,49 @@ +################################################################################ +# t/vcol_blackhole.test # +# # +# Purpose: # +# BLACKHOLE branch # +# # +#------------------------------------------------------------------------------# +# Original Author: Andrey Zhakov # +# Original Date: 2008-09-02 # +# Change Author: # +# Change Date: # +# Change: # +################################################################################ + +# +# NOTE: PLEASE DO NOT ADD NOT MYISAM SPECIFIC TESTCASES HERE ! +# TESTCASES WHICH MUST BE APPLIED TO ALL STORAGE ENGINES MUST BE ADDED IN +# THE SOURCED FILES ONLY. +# + +#------------------------------------------------------------------------------# +# General not engine specific settings and requirements +--source suite/vcol/inc/vcol_init_vars.pre + +#------------------------------------------------------------------------------# +# Cleanup +--source suite/vcol/inc/vcol_cleanup.inc + +#------------------------------------------------------------------------------# +# Engine specific settings and requirements + +##### Storage engine to be tested +# Set the session storage engine +--source include/have_blackhole.inc +SET @@session.storage_engine = 'blackhole'; + +##### Workarounds for known open engine specific bugs +# none + +#------------------------------------------------------------------------------# +# Execute the tests to be applied to all storage engines + +#------------------------------------------------------------------------------# +# Execute storage engine specific tests +--source suite/vcol/inc/vcol_unsupported_storage_engines.inc + +#------------------------------------------------------------------------------# +# Cleanup +--source suite/vcol/inc/vcol_cleanup.inc === added file 'mysql-test/suite/vcol/t/vcol_blocked_sql_funcs_innodb.test' --- a/mysql-test/suite/vcol/t/vcol_blocked_sql_funcs_innodb.test 1970-01-01 00:00:00 +0000 +++ b/mysql-test/suite/vcol/t/vcol_blocked_sql_funcs_innodb.test 2009-10-16 22:57:48 +0000 @@ -0,0 +1,52 @@ +################################################################################ +# t/vcol_supported_sql_funcs.test # +# # +# Purpose: # +# Test SQL functions not allowed for virtual columns # +# InnoDB branch # +# # +#------------------------------------------------------------------------------# +# Original Author: Andrey Zhakov # +# Original Date: 2008-08-31 # +# Change Author: # +# Change Date: # +# Change: # +################################################################################ + +# +# NOTE: PLEASE DO NOT ADD NOT MYISAM SPECIFIC TESTCASES HERE ! +# TESTCASES WHICH MUST BE APPLIED TO ALL STORAGE ENGINES MUST BE ADDED IN +# THE SOURCED FILES ONLY. +# + +#------------------------------------------------------------------------------# +# General not engine specific settings and requirements +--source suite/vcol/inc/vcol_init_vars.pre + +#------------------------------------------------------------------------------# +# Cleanup +--source suite/vcol/inc/vcol_cleanup.inc + +#------------------------------------------------------------------------------# +# Engine specific settings and requirements + +##### Storage engine to be tested +# Set the session storage engine +--source include/have_innodb.inc +eval SET @@session.storage_engine = 'InnoDB'; + +let $skip_full_text_checks = 1; + +##### Workarounds for known open engine specific bugs +# none + +#------------------------------------------------------------------------------# +# Execute the tests to be applied to all storage engines +--source suite/vcol/inc/vcol_blocked_sql_funcs_main.inc + +#------------------------------------------------------------------------------# +# Execute storage engine specific tests + +#------------------------------------------------------------------------------# +# Cleanup +--source suite/vcol/inc/vcol_cleanup.inc === added file 'mysql-test/suite/vcol/t/vcol_blocked_sql_funcs_myisam.test' --- a/mysql-test/suite/vcol/t/vcol_blocked_sql_funcs_myisam.test 1970-01-01 00:00:00 +0000 +++ b/mysql-test/suite/vcol/t/vcol_blocked_sql_funcs_myisam.test 2009-10-16 22:57:48 +0000 @@ -0,0 +1,49 @@ +################################################################################ +# t/vcol_supported_sql_funcs.test # +# # +# Purpose: # +# Test SQL functions not allowed for virtual columns # +# MyISAM branch # +# # +#------------------------------------------------------------------------------# +# Original Author: Andrey Zhakov # +# Original Date: 2008-08-31 # +# Change Author: # +# Change Date: # +# Change: # +################################################################################ + +# +# NOTE: PLEASE DO NOT ADD NOT MYISAM SPECIFIC TESTCASES HERE ! +# TESTCASES WHICH MUST BE APPLIED TO ALL STORAGE ENGINES MUST BE ADDED IN +# THE SOURCED FILES ONLY. +# + +#------------------------------------------------------------------------------# +# General not engine specific settings and requirements +--source suite/vcol/inc/vcol_init_vars.pre + +#------------------------------------------------------------------------------# +# Cleanup +--source suite/vcol/inc/vcol_cleanup.inc + +#------------------------------------------------------------------------------# +# Engine specific settings and requirements + +##### Storage engine to be tested +# Set the session storage engine +eval SET @@session.storage_engine = 'MyISAM'; + +##### Workarounds for known open engine specific bugs +# none + +#------------------------------------------------------------------------------# +# Execute the tests to be applied to all storage engines +--source suite/vcol/inc/vcol_blocked_sql_funcs_main.inc + +#------------------------------------------------------------------------------# +# Execute storage engine specific tests + +#------------------------------------------------------------------------------# +# Cleanup +--source suite/vcol/inc/vcol_cleanup.inc === added file 'mysql-test/suite/vcol/t/vcol_column_def_options_innodb.test' --- a/mysql-test/suite/vcol/t/vcol_column_def_options_innodb.test 1970-01-01 00:00:00 +0000 +++ b/mysql-test/suite/vcol/t/vcol_column_def_options_innodb.test 2009-10-16 22:57:48 +0000 @@ -0,0 +1,51 @@ +################################################################################ +# t/vcol_column_def_options_innodb.test # +# # +# Purpose: # +# Testing different optional parameters of virtual columns. # +# # +# InnoDB branch # +# # +#------------------------------------------------------------------------------# +# Original Author: Andrey Zhakov # +# Original Date: 2008-09-02 # +# Change Author: # +# Change Date: # +# Change: # +################################################################################ + +# +# NOTE: PLEASE DO NOT ADD NOT MYISAM SPECIFIC TESTCASES HERE ! +# TESTCASES WHICH MUST BE APPLIED TO ALL STORAGE ENGINES MUST BE ADDED IN +# THE SOURCED FILES ONLY. +# + +#------------------------------------------------------------------------------# +# General not engine specific settings and requirements +--source suite/vcol/inc/vcol_init_vars.pre + +#------------------------------------------------------------------------------# +# Cleanup +--source suite/vcol/inc/vcol_cleanup.inc + +#------------------------------------------------------------------------------# +# Engine specific settings and requirements + +##### Storage engine to be tested +# Set the session storage engine +--source include/have_innodb.inc +eval SET @@session.storage_engine = 'InnoDB'; + +##### Workarounds for known open engine specific bugs +# none + +#------------------------------------------------------------------------------# +# Execute the tests to be applied to all storage engines +--source suite/vcol/inc/vcol_column_def_options.inc + +#------------------------------------------------------------------------------# +# Execute storage engine specific tests + +#------------------------------------------------------------------------------# +# Cleanup +--source suite/vcol/inc/vcol_cleanup.inc === added file 'mysql-test/suite/vcol/t/vcol_column_def_options_myisam.test' --- a/mysql-test/suite/vcol/t/vcol_column_def_options_myisam.test 1970-01-01 00:00:00 +0000 +++ b/mysql-test/suite/vcol/t/vcol_column_def_options_myisam.test 2009-10-16 22:57:48 +0000 @@ -0,0 +1,50 @@ +################################################################################ +# t/vcol_column_def_options_myisam.test # +# # +# Purpose: # +# Testing different optional parameters of virtual columns. # +# # +# MyISAM branch # +# # +#------------------------------------------------------------------------------# +# Original Author: Andrey Zhakov # +# Original Date: 2008-09-02 # +# Change Author: # +# Change Date: # +# Change: # +################################################################################ + +# +# NOTE: PLEASE DO NOT ADD NOT MYISAM SPECIFIC TESTCASES HERE ! +# TESTCASES WHICH MUST BE APPLIED TO ALL STORAGE ENGINES MUST BE ADDED IN +# THE SOURCED FILES ONLY. +# + +#------------------------------------------------------------------------------# +# General not engine specific settings and requirements +--source suite/vcol/inc/vcol_init_vars.pre + +#------------------------------------------------------------------------------# +# Cleanup +--source suite/vcol/inc/vcol_cleanup.inc + +#------------------------------------------------------------------------------# +# Engine specific settings and requirements + +##### Storage engine to be tested +# Set the session storage engine +eval SET @@session.storage_engine = 'MyISAM'; + +##### Workarounds for known open engine specific bugs +# none + +#------------------------------------------------------------------------------# +# Execute the tests to be applied to all storage engines +--source suite/vcol/inc/vcol_column_def_options.inc + +#------------------------------------------------------------------------------# +# Execute storage engine specific tests + +#------------------------------------------------------------------------------# +# Cleanup +--source suite/vcol/inc/vcol_cleanup.inc === added file 'mysql-test/suite/vcol/t/vcol_csv.test' --- a/mysql-test/suite/vcol/t/vcol_csv.test 1970-01-01 00:00:00 +0000 +++ b/mysql-test/suite/vcol/t/vcol_csv.test 2009-10-16 22:57:48 +0000 @@ -0,0 +1,54 @@ +################################################################################ +# t/vcol_csv.test # +# # +# Purpose: # +# CSV branch # +# # +#------------------------------------------------------------------------------# +# Original Author: Andrey Zhakov # +# Original Date: 2008-09-02 # +# Change Author: Oleksandr Byelkin (Monty program Ab) +# Date: 2009-03-24 +# Change: Syntax changed +################################################################################ + +# +# NOTE: PLEASE DO NOT ADD NOT MYISAM SPECIFIC TESTCASES HERE ! +# TESTCASES WHICH MUST BE APPLIED TO ALL STORAGE ENGINES MUST BE ADDED IN +# THE SOURCED FILES ONLY. +# + +#------------------------------------------------------------------------------# +# General not engine specific settings and requirements +--source suite/vcol/inc/vcol_init_vars.pre + +#------------------------------------------------------------------------------# +# Cleanup +--source suite/vcol/inc/vcol_cleanup.inc + +#------------------------------------------------------------------------------# +# Engine specific settings and requirements + +##### Storage engine to be tested +# Set the session storage engine +--source include/have_csv.inc +SET @@session.storage_engine = 'CSV'; + +##### Workarounds for known open engine specific bugs +# none + +#------------------------------------------------------------------------------# +# Execute the tests to be applied to all storage engines + +#------------------------------------------------------------------------------# +# Execute storage engine specific tests +--error ER_UNSUPPORTED_ACTION_ON_VIRTUAL_COLUMN +create table t1 (a int, b int as (a+1)); +create table t1 (a int not null); +--error ER_UNSUPPORTED_ACTION_ON_VIRTUAL_COLUMN +alter table t1 add column b int as (a+1); +drop table t1; + +#------------------------------------------------------------------------------# +# Cleanup +--source suite/vcol/inc/vcol_cleanup.inc === added file 'mysql-test/suite/vcol/t/vcol_handler_innodb.test' --- a/mysql-test/suite/vcol/t/vcol_handler_innodb.test 1970-01-01 00:00:00 +0000 +++ b/mysql-test/suite/vcol/t/vcol_handler_innodb.test 2009-10-16 22:57:48 +0000 @@ -0,0 +1,51 @@ +################################################################################ +# t/vcol_handler_innodb.test # +# # +# Purpose: # +# Testing HANDLER. +# # +# InnoDB branch # +# # +#------------------------------------------------------------------------------# +# Original Author: Andrey Zhakov # +# Original Date: 2008-09-04 # +# Change Author: # +# Change Date: # +# Change: # +################################################################################ + +# +# NOTE: PLEASE DO NOT ADD NOT MYISAM SPECIFIC TESTCASES HERE ! +# TESTCASES WHICH MUST BE APPLIED TO ALL STORAGE ENGINES MUST BE ADDED IN +# THE SOURCED FILES ONLY. +# + +#------------------------------------------------------------------------------# +# General not engine specific settings and requirements +--source suite/vcol/inc/vcol_init_vars.pre + +#------------------------------------------------------------------------------# +# Cleanup +--source suite/vcol/inc/vcol_cleanup.inc + +#------------------------------------------------------------------------------# +# Engine specific settings and requirements + +##### Storage engine to be tested +# Set the session storage engine +--source include/have_innodb.inc +eval SET @@session.storage_engine = 'InnoDB'; + +##### Workarounds for known open engine specific bugs +# none + +#------------------------------------------------------------------------------# +# Execute the tests to be applied to all storage engines +--source suite/vcol/inc/vcol_handler.inc + +#------------------------------------------------------------------------------# +# Execute storage engine specific tests + +#------------------------------------------------------------------------------# +# Cleanup +--source suite/vcol/inc/vcol_cleanup.inc === added file 'mysql-test/suite/vcol/t/vcol_handler_myisam.test' --- a/mysql-test/suite/vcol/t/vcol_handler_myisam.test 1970-01-01 00:00:00 +0000 +++ b/mysql-test/suite/vcol/t/vcol_handler_myisam.test 2009-10-16 22:57:48 +0000 @@ -0,0 +1,50 @@ +################################################################################ +# t/vcol_handler_myisam.test # +# # +# Purpose: # +# Testing HANDLER. +# # +# MyISAM branch # +# # +#------------------------------------------------------------------------------# +# Original Author: Andrey Zhakov # +# Original Date: 2008-09-04 # +# Change Author: # +# Change Date: # +# Change: # +################################################################################ + +# +# NOTE: PLEASE DO NOT ADD NOT MYISAM SPECIFIC TESTCASES HERE ! +# TESTCASES WHICH MUST BE APPLIED TO ALL STORAGE ENGINES MUST BE ADDED IN +# THE SOURCED FILES ONLY. +# + +#------------------------------------------------------------------------------# +# General not engine specific settings and requirements +--source suite/vcol/inc/vcol_init_vars.pre + +#------------------------------------------------------------------------------# +# Cleanup +--source suite/vcol/inc/vcol_cleanup.inc + +#------------------------------------------------------------------------------# +# Engine specific settings and requirements + +##### Storage engine to be tested +# Set the session storage engine +eval SET @@session.storage_engine = 'MyISAM'; + +##### Workarounds for known open engine specific bugs +# none + +#------------------------------------------------------------------------------# +# Execute the tests to be applied to all storage engines +--source suite/vcol/inc/vcol_handler.inc + +#------------------------------------------------------------------------------# +# Execute storage engine specific tests + +#------------------------------------------------------------------------------# +# Cleanup +--source suite/vcol/inc/vcol_cleanup.inc === added file 'mysql-test/suite/vcol/t/vcol_ins_upd_innodb.test' --- a/mysql-test/suite/vcol/t/vcol_ins_upd_innodb.test 1970-01-01 00:00:00 +0000 +++ b/mysql-test/suite/vcol/t/vcol_ins_upd_innodb.test 2009-10-16 22:57:48 +0000 @@ -0,0 +1,51 @@ +################################################################################ +# t/vcol_ins_upd_innodb.test # +# # +# Purpose: # +# Testing DDL operations such as INSERT, UPDATE, REPLACE and DELETE. # +# # +# InnoDB branch # +# # +#------------------------------------------------------------------------------# +# Original Author: Andrey Zhakov # +# Original Date: 2008-09-04 # +# Change Author: # +# Change Date: # +# Change: # +################################################################################ + +# +# NOTE: PLEASE DO NOT ADD NOT MYISAM SPECIFIC TESTCASES HERE ! +# TESTCASES WHICH MUST BE APPLIED TO ALL STORAGE ENGINES MUST BE ADDED IN +# THE SOURCED FILES ONLY. +# + +#------------------------------------------------------------------------------# +# General not engine specific settings and requirements +--source suite/vcol/inc/vcol_init_vars.pre + +#------------------------------------------------------------------------------# +# Cleanup +--source suite/vcol/inc/vcol_cleanup.inc + +#------------------------------------------------------------------------------# +# Engine specific settings and requirements + +##### Storage engine to be tested +# Set the session storage engine +--source include/have_innodb.inc +eval SET @@session.storage_engine = 'InnoDB'; + +##### Workarounds for known open engine specific bugs +# none + +#------------------------------------------------------------------------------# +# Execute the tests to be applied to all storage engines +--source suite/vcol/inc/vcol_ins_upd.inc + +#------------------------------------------------------------------------------# +# Execute storage engine specific tests + +#------------------------------------------------------------------------------# +# Cleanup +--source suite/vcol/inc/vcol_cleanup.inc === added file 'mysql-test/suite/vcol/t/vcol_ins_upd_myisam.test' --- a/mysql-test/suite/vcol/t/vcol_ins_upd_myisam.test 1970-01-01 00:00:00 +0000 +++ b/mysql-test/suite/vcol/t/vcol_ins_upd_myisam.test 2009-10-16 22:57:48 +0000 @@ -0,0 +1,50 @@ +################################################################################ +# t/vcol_ins_upd_myisam.test # +# # +# Purpose: # +# Testing DDL operations such as INSERT, UPDATE, REPLACE and DELETE. # +# # +# MyISAM branch # +# # +#------------------------------------------------------------------------------# +# Original Author: Andrey Zhakov # +# Original Date: 2008-09-04 # +# Change Author: # +# Change Date: # +# Change: # +################################################################################ + +# +# NOTE: PLEASE DO NOT ADD NOT MYISAM SPECIFIC TESTCASES HERE ! +# TESTCASES WHICH MUST BE APPLIED TO ALL STORAGE ENGINES MUST BE ADDED IN +# THE SOURCED FILES ONLY. +# + +#------------------------------------------------------------------------------# +# General not engine specific settings and requirements +--source suite/vcol/inc/vcol_init_vars.pre + +#------------------------------------------------------------------------------# +# Cleanup +--source suite/vcol/inc/vcol_cleanup.inc + +#------------------------------------------------------------------------------# +# Engine specific settings and requirements + +##### Storage engine to be tested +# Set the session storage engine +eval SET @@session.storage_engine = 'MyISAM'; + +##### Workarounds for known open engine specific bugs +# none + +#------------------------------------------------------------------------------# +# Execute the tests to be applied to all storage engines +--source suite/vcol/inc/vcol_ins_upd.inc + +#------------------------------------------------------------------------------# +# Execute storage engine specific tests + +#------------------------------------------------------------------------------# +# Cleanup +--source suite/vcol/inc/vcol_cleanup.inc === added file 'mysql-test/suite/vcol/t/vcol_keys_innodb.test' --- a/mysql-test/suite/vcol/t/vcol_keys_innodb.test 1970-01-01 00:00:00 +0000 +++ b/mysql-test/suite/vcol/t/vcol_keys_innodb.test 2009-10-16 22:57:48 +0000 @@ -0,0 +1,52 @@ +################################################################################ +# t/vcol_keys_innodb.test # +# # +# Purpose: # +# Testing keys, indexes defined upon virtual columns. # +# # +# InnoDB branch # +# # +#------------------------------------------------------------------------------# +# Original Author: Andrey Zhakov # +# Original Date: 2008-09-04 # +# Change Author: # +# Change Date: # +# Change: # +################################################################################ + +# +# NOTE: PLEASE DO NOT ADD NOT MYISAM SPECIFIC TESTCASES HERE ! +# TESTCASES WHICH MUST BE APPLIED TO ALL STORAGE ENGINES MUST BE ADDED IN +# THE SOURCED FILES ONLY. +# + +#------------------------------------------------------------------------------# +# General not engine specific settings and requirements +--source suite/vcol/inc/vcol_init_vars.pre + +#------------------------------------------------------------------------------# +# Cleanup +--source suite/vcol/inc/vcol_cleanup.inc + +#------------------------------------------------------------------------------# +# Engine specific settings and requirements + +##### Storage engine to be tested +# Set the session storage engine +--source include/have_innodb.inc +eval SET @@session.storage_engine = 'InnoDB'; + +##### Workarounds for known open engine specific bugs +# none + +#------------------------------------------------------------------------------# +# Execute the tests to be applied to all storage engines +let $skip_spatial_index_check = 1; +--source suite/vcol/inc/vcol_keys.inc + +#------------------------------------------------------------------------------# +# Execute storage engine specific tests + +#------------------------------------------------------------------------------# +# Cleanup +--source suite/vcol/inc/vcol_cleanup.inc === added file 'mysql-test/suite/vcol/t/vcol_keys_myisam.test' --- a/mysql-test/suite/vcol/t/vcol_keys_myisam.test 1970-01-01 00:00:00 +0000 +++ b/mysql-test/suite/vcol/t/vcol_keys_myisam.test 2009-10-16 22:57:48 +0000 @@ -0,0 +1,50 @@ +################################################################################ +# t/vcol_keys_myisam.test # +# # +# Purpose: # +# Testing keys, indexes defined upon virtual columns. # +# # +# MyISAM branch # +# # +#------------------------------------------------------------------------------# +# Original Author: Andrey Zhakov # +# Original Date: 2008-09-04 # +# Change Author: # +# Change Date: # +# Change: # +################################################################################ + +# +# NOTE: PLEASE DO NOT ADD NOT MYISAM SPECIFIC TESTCASES HERE ! +# TESTCASES WHICH MUST BE APPLIED TO ALL STORAGE ENGINES MUST BE ADDED IN +# THE SOURCED FILES ONLY. +# + +#------------------------------------------------------------------------------# +# General not engine specific settings and requirements +--source suite/vcol/inc/vcol_init_vars.pre + +#------------------------------------------------------------------------------# +# Cleanup +--source suite/vcol/inc/vcol_cleanup.inc + +#------------------------------------------------------------------------------# +# Engine specific settings and requirements + +##### Storage engine to be tested +# Set the session storage engine +eval SET @@session.storage_engine = 'MyISAM'; + +##### Workarounds for known open engine specific bugs +# none + +#------------------------------------------------------------------------------# +# Execute the tests to be applied to all storage engines +--source suite/vcol/inc/vcol_keys.inc + +#------------------------------------------------------------------------------# +# Execute storage engine specific tests + +#------------------------------------------------------------------------------# +# Cleanup +--source suite/vcol/inc/vcol_cleanup.inc === added file 'mysql-test/suite/vcol/t/vcol_memory.test' --- a/mysql-test/suite/vcol/t/vcol_memory.test 1970-01-01 00:00:00 +0000 +++ b/mysql-test/suite/vcol/t/vcol_memory.test 2009-10-16 22:57:48 +0000 @@ -0,0 +1,48 @@ +################################################################################ +# t/vcol_memory.test # +# # +# Purpose: # +# MEMORY branch # +# # +#------------------------------------------------------------------------------# +# Original Author: Andrey Zhakov # +# Original Date: 2008-09-02 # +# Change Author: # +# Change Date: # +# Change: # +################################################################################ + +# +# NOTE: PLEASE DO NOT ADD NOT MYISAM SPECIFIC TESTCASES HERE ! +# TESTCASES WHICH MUST BE APPLIED TO ALL STORAGE ENGINES MUST BE ADDED IN +# THE SOURCED FILES ONLY. +# + +#------------------------------------------------------------------------------# +# General not engine specific settings and requirements +--source suite/vcol/inc/vcol_init_vars.pre + +#------------------------------------------------------------------------------# +# Cleanup +--source suite/vcol/inc/vcol_cleanup.inc + +#------------------------------------------------------------------------------# +# Engine specific settings and requirements + +##### Storage engine to be tested +# Set the session storage engine +SET @@session.storage_engine = 'memory'; + +##### Workarounds for known open engine specific bugs +# none + +#------------------------------------------------------------------------------# +# Execute the tests to be applied to all storage engines + +#------------------------------------------------------------------------------# +# Execute storage engine specific tests +--source suite/vcol/inc/vcol_unsupported_storage_engines.inc + +#------------------------------------------------------------------------------# +# Cleanup +--source suite/vcol/inc/vcol_cleanup.inc === added file 'mysql-test/suite/vcol/t/vcol_merge.test' --- a/mysql-test/suite/vcol/t/vcol_merge.test 1970-01-01 00:00:00 +0000 +++ b/mysql-test/suite/vcol/t/vcol_merge.test 2009-10-16 22:57:48 +0000 @@ -0,0 +1,57 @@ +################################################################################ +# t/vcol_merge.test # +# # +# Purpose: # +# MERGE branch # +# # +#------------------------------------------------------------------------------# +# Original Author: Andrey Zhakov # +# Original Date: 2008-09-03 # +# Change Author: Oleksandr Byelkin (Monty program Ab) +# Date: 2009-03-24 +# Change: Syntax changed +################################################################################ + +# +# NOTE: PLEASE DO NOT ADD NOT MYISAM SPECIFIC TESTCASES HERE ! +# TESTCASES WHICH MUST BE APPLIED TO ALL STORAGE ENGINES MUST BE ADDED IN +# THE SOURCED FILES ONLY. +# + +#------------------------------------------------------------------------------# +# General not engine specific settings and requirements +--source suite/vcol/inc/vcol_init_vars.pre + +#------------------------------------------------------------------------------# +# Cleanup +--source suite/vcol/inc/vcol_cleanup.inc + +#------------------------------------------------------------------------------# +# Engine specific settings and requirements + +##### Storage engine to be tested +# Set the session storage engine + +##### Workarounds for known open engine specific bugs +# none + +#------------------------------------------------------------------------------# +# Execute the tests to be applied to all storage engines + +#------------------------------------------------------------------------------# +# Execute storage engine specific tests +--disable_warnings +drop table if exists t1, t2, t3; +--enable_warnings + +create table t1 (a int, b int as (a % 10)); +create table t2 (a int, b int as (a % 10)); +insert into t1 values (1,default); +insert into t2 values (2,default); +--error ER_UNSUPPORTED_ACTION_ON_VIRTUAL_COLUMN +create table t3 (a int, b int as (a % 10)) engine=MERGE UNION=(t1,t2); +drop table t1,t2; + +#------------------------------------------------------------------------------# +# Cleanup +--source suite/vcol/inc/vcol_cleanup.inc === added file 'mysql-test/suite/vcol/t/vcol_non_stored_columns_innodb.test' --- a/mysql-test/suite/vcol/t/vcol_non_stored_columns_innodb.test 1970-01-01 00:00:00 +0000 +++ b/mysql-test/suite/vcol/t/vcol_non_stored_columns_innodb.test 2009-10-16 22:57:48 +0000 @@ -0,0 +1,53 @@ +################################################################################ +# t/vcol_non_stored_columns_innodb.test # +# # +# Purpose: # +# Ensure that MySQL behaviour is consistent irrelevant of # +# - the place of a non-stored column among other columns, # +# - the total number of non-stored fields. # +# # +# InnoDB branch # +# # +#------------------------------------------------------------------------------# +# Original Author: Andrey Zhakov # +# Original Date: 2008-09-04 # +# Change Author: # +# Change Date: # +# Change: # +################################################################################ + +# +# NOTE: PLEASE DO NOT ADD NOT MYISAM SPECIFIC TESTCASES HERE ! +# TESTCASES WHICH MUST BE APPLIED TO ALL STORAGE ENGINES MUST BE ADDED IN +# THE SOURCED FILES ONLY. +# + +#------------------------------------------------------------------------------# +# General not engine specific settings and requirements +--source suite/vcol/inc/vcol_init_vars.pre + +#------------------------------------------------------------------------------# +# Cleanup +--source suite/vcol/inc/vcol_cleanup.inc + +#------------------------------------------------------------------------------# +# Engine specific settings and requirements + +##### Storage engine to be tested +# Set the session storage engine +--source include/have_innodb.inc +eval SET @@session.storage_engine = 'InnoDB'; + +##### Workarounds for known open engine specific bugs +# none + +#------------------------------------------------------------------------------# +# Execute the tests to be applied to all storage engines +--source suite/vcol/inc/vcol_non_stored_columns.inc + +#------------------------------------------------------------------------------# +# Execute storage engine specific tests + +#------------------------------------------------------------------------------# +# Cleanup +--source suite/vcol/inc/vcol_cleanup.inc === added file 'mysql-test/suite/vcol/t/vcol_non_stored_columns_myisam.test' --- a/mysql-test/suite/vcol/t/vcol_non_stored_columns_myisam.test 1970-01-01 00:00:00 +0000 +++ b/mysql-test/suite/vcol/t/vcol_non_stored_columns_myisam.test 2009-10-16 22:57:48 +0000 @@ -0,0 +1,52 @@ +################################################################################ +# t/vcol_non_stored_columns_myisam.test # +# # +# Purpose: # +# Ensure that MySQL behaviour is consistent irrelevant of # +# - the place of a non-stored column among other columns, # +# - the total number of non-stored fields. # +# # +# MyISAM branch # +# # +#------------------------------------------------------------------------------# +# Original Author: Andrey Zhakov # +# Original Date: 2008-09-04 # +# Change Author: # +# Change Date: # +# Change: # +################################################################################ + +# +# NOTE: PLEASE DO NOT ADD NOT MYISAM SPECIFIC TESTCASES HERE ! +# TESTCASES WHICH MUST BE APPLIED TO ALL STORAGE ENGINES MUST BE ADDED IN +# THE SOURCED FILES ONLY. +# + +#------------------------------------------------------------------------------# +# General not engine specific settings and requirements +--source suite/vcol/inc/vcol_init_vars.pre + +#------------------------------------------------------------------------------# +# Cleanup +--source suite/vcol/inc/vcol_cleanup.inc + +#------------------------------------------------------------------------------# +# Engine specific settings and requirements + +##### Storage engine to be tested +# Set the session storage engine +eval SET @@session.storage_engine = 'MyISAM'; + +##### Workarounds for known open engine specific bugs +# none + +#------------------------------------------------------------------------------# +# Execute the tests to be applied to all storage engines +--source suite/vcol/inc/vcol_non_stored_columns.inc + +#------------------------------------------------------------------------------# +# Execute storage engine specific tests + +#------------------------------------------------------------------------------# +# Cleanup +--source suite/vcol/inc/vcol_cleanup.inc === added file 'mysql-test/suite/vcol/t/vcol_partition_innodb.test' --- a/mysql-test/suite/vcol/t/vcol_partition_innodb.test 1970-01-01 00:00:00 +0000 +++ b/mysql-test/suite/vcol/t/vcol_partition_innodb.test 2009-10-16 22:57:48 +0000 @@ -0,0 +1,52 @@ +################################################################################ +# t/vcol_partition_innodb.test # +# # +# Purpose: # +# Testing partitioning tables with virtual columns. # +# # +# InnoDB branch # +# # +#------------------------------------------------------------------------------# +# Original Author: Andrey Zhakov # +# Original Date: 2008-09-04 # +# Change Author: # +# Change Date: # +# Change: # +################################################################################ +--source include/have_partition.inc + +# +# NOTE: PLEASE DO NOT ADD NOT MYISAM SPECIFIC TESTCASES HERE ! +# TESTCASES WHICH MUST BE APPLIED TO ALL STORAGE ENGINES MUST BE ADDED IN +# THE SOURCED FILES ONLY. +# + +#------------------------------------------------------------------------------# +# General not engine specific settings and requirements +--source suite/vcol/inc/vcol_init_vars.pre + +#------------------------------------------------------------------------------# +# Cleanup +--source suite/vcol/inc/vcol_cleanup.inc + +#------------------------------------------------------------------------------# +# Engine specific settings and requirements + +##### Storage engine to be tested +# Set the session storage engine +--source include/have_innodb.inc +eval SET @@session.storage_engine = 'InnoDB'; + +##### Workarounds for known open engine specific bugs +# none + +#------------------------------------------------------------------------------# +# Execute the tests to be applied to all storage engines +--source suite/vcol/inc/vcol_partition.inc + +#------------------------------------------------------------------------------# +# Execute storage engine specific tests + +#------------------------------------------------------------------------------# +# Cleanup +--source suite/vcol/inc/vcol_cleanup.inc === added file 'mysql-test/suite/vcol/t/vcol_partition_myisam.test' --- a/mysql-test/suite/vcol/t/vcol_partition_myisam.test 1970-01-01 00:00:00 +0000 +++ b/mysql-test/suite/vcol/t/vcol_partition_myisam.test 2009-10-16 22:57:48 +0000 @@ -0,0 +1,51 @@ +################################################################################ +# t/vcol_partition_myisam.test # +# # +# Purpose: # +# Testing partitioning tables with virtual columns. # +# # +# MyISAM branch # +# # +#------------------------------------------------------------------------------# +# Original Author: Andrey Zhakov # +# Original Date: 2008-09-04 # +# Change Author: # +# Change Date: # +# Change: # +################################################################################ +--source include/have_partition.inc + +# +# NOTE: PLEASE DO NOT ADD NOT MYISAM SPECIFIC TESTCASES HERE ! +# TESTCASES WHICH MUST BE APPLIED TO ALL STORAGE ENGINES MUST BE ADDED IN +# THE SOURCED FILES ONLY. +# + +#------------------------------------------------------------------------------# +# General not engine specific settings and requirements +--source suite/vcol/inc/vcol_init_vars.pre + +#------------------------------------------------------------------------------# +# Cleanup +--source suite/vcol/inc/vcol_cleanup.inc + +#------------------------------------------------------------------------------# +# Engine specific settings and requirements + +##### Storage engine to be tested +# Set the session storage engine +eval SET @@session.storage_engine = 'MyISAM'; + +##### Workarounds for known open engine specific bugs +# none + +#------------------------------------------------------------------------------# +# Execute the tests to be applied to all storage engines +--source suite/vcol/inc/vcol_partition.inc + +#------------------------------------------------------------------------------# +# Execute storage engine specific tests + +#------------------------------------------------------------------------------# +# Cleanup +--source suite/vcol/inc/vcol_cleanup.inc === added file 'mysql-test/suite/vcol/t/vcol_select_innodb.test' --- a/mysql-test/suite/vcol/t/vcol_select_innodb.test 1970-01-01 00:00:00 +0000 +++ b/mysql-test/suite/vcol/t/vcol_select_innodb.test 2009-10-16 22:57:48 +0000 @@ -0,0 +1,51 @@ +################################################################################ +# t/vcol_select_innodb.test # +# # +# Purpose: # +# Testing different SELECTs. # +# # +# InnoDB branch # +# # +#------------------------------------------------------------------------------# +# Original Author: Andrey Zhakov # +# Original Date: 2008-09-18 # +# Change Author: # +# Change Date: # +# Change: # +################################################################################ + +# +# NOTE: PLEASE DO NOT ADD NOT MYISAM SPECIFIC TESTCASES HERE ! +# TESTCASES WHICH MUST BE APPLIED TO ALL STORAGE ENGINES MUST BE ADDED IN +# THE SOURCED FILES ONLY. +# + +#------------------------------------------------------------------------------# +# Cleanup +--source suite/vcol/inc/vcol_cleanup.inc + +#------------------------------------------------------------------------------# +# General not engine specific settings and requirements +--source suite/vcol/inc/vcol_init_vars.pre + +#------------------------------------------------------------------------------# +# Engine specific settings and requirements + +##### Storage engine to be tested +# Set the session storage engine +--source include/have_innodb.inc +eval SET @@session.storage_engine = 'InnoDB'; + +##### Workarounds for known open engine specific bugs +# none + +#------------------------------------------------------------------------------# +# Execute the tests to be applied to all storage engines +--source suite/vcol/inc/vcol_select.inc + +#------------------------------------------------------------------------------# +# Execute storage engine specific tests + +#------------------------------------------------------------------------------# +# Cleanup +--source suite/vcol/inc/vcol_cleanup.inc === added file 'mysql-test/suite/vcol/t/vcol_select_myisam.test' --- a/mysql-test/suite/vcol/t/vcol_select_myisam.test 1970-01-01 00:00:00 +0000 +++ b/mysql-test/suite/vcol/t/vcol_select_myisam.test 2009-10-16 22:57:48 +0000 @@ -0,0 +1,50 @@ +################################################################################ +# t/vcol_select.test # +# # +# Purpose: # +# Testing different SELECTs. # +# # +# MyISAM branch # +# # +#------------------------------------------------------------------------------# +# Original Author: Andrey Zhakov # +# Original Date: 2008-09-18 # +# Change Author: # +# Change Date: # +# Change: # +################################################################################ + +# +# NOTE: PLEASE DO NOT ADD NOT MYISAM SPECIFIC TESTCASES HERE ! +# TESTCASES WHICH MUST BE APPLIED TO ALL STORAGE ENGINES MUST BE ADDED IN +# THE SOURCED FILES ONLY. +# + +#------------------------------------------------------------------------------# +# Cleanup +--source suite/vcol/inc/vcol_cleanup.inc + +#------------------------------------------------------------------------------# +# General not engine specific settings and requirements +--source suite/vcol/inc/vcol_init_vars.pre + +#------------------------------------------------------------------------------# +# Engine specific settings and requirements + +##### Storage engine to be tested +# Set the session storage engine +eval SET @@session.storage_engine = 'MyISAM'; + +##### Workarounds for known open engine specific bugs +# none + +#------------------------------------------------------------------------------# +# Execute the tests to be applied to all storage engines +--source suite/vcol/inc/vcol_select.inc + +#------------------------------------------------------------------------------# +# Execute storage engine specific tests + +#------------------------------------------------------------------------------# +# Cleanup +--source suite/vcol/inc/vcol_cleanup.inc === added file 'mysql-test/suite/vcol/t/vcol_supported_sql_funcs_innodb.test' --- a/mysql-test/suite/vcol/t/vcol_supported_sql_funcs_innodb.test 1970-01-01 00:00:00 +0000 +++ b/mysql-test/suite/vcol/t/vcol_supported_sql_funcs_innodb.test 2009-10-16 22:57:48 +0000 @@ -0,0 +1,50 @@ +################################################################################ +# t/vcol_supported_sql_funcs.test # +# # +# Purpose: # +# Test SQL functions allowed for virtual columns # +# InnoDB branch # +# # +#------------------------------------------------------------------------------# +# Original Author: Andrey Zhakov # +# Original Date: 2008-08-31 # +# Change Author: # +# Change Date: # +# Change: # +################################################################################ + +# +# NOTE: PLEASE DO NOT ADD NOT MYISAM SPECIFIC TESTCASES HERE ! +# TESTCASES WHICH MUST BE APPLIED TO ALL STORAGE ENGINES MUST BE ADDED IN +# THE SOURCED FILES ONLY. +# + +#------------------------------------------------------------------------------# +# General not engine specific settings and requirements +--source suite/vcol/inc/vcol_init_vars.pre + +#------------------------------------------------------------------------------# +# Cleanup +--source suite/vcol/inc/vcol_cleanup.inc + +#------------------------------------------------------------------------------# +# Engine specific settings and requirements + +##### Storage engine to be tested +# Set the session storage engine +--source include/have_innodb.inc +SET @@session.storage_engine = 'InnoDB'; + +##### Workarounds for known open engine specific bugs +# none + +#------------------------------------------------------------------------------# +# Execute the tests to be applied to all storage engines +--source suite/vcol/inc/vcol_supported_sql_funcs_main.inc + +#------------------------------------------------------------------------------# +# Execute storage engine specific tests + +#------------------------------------------------------------------------------# +# Cleanup +--source suite/vcol/inc/vcol_cleanup.inc === added file 'mysql-test/suite/vcol/t/vcol_supported_sql_funcs_myisam.test' --- a/mysql-test/suite/vcol/t/vcol_supported_sql_funcs_myisam.test 1970-01-01 00:00:00 +0000 +++ b/mysql-test/suite/vcol/t/vcol_supported_sql_funcs_myisam.test 2009-10-16 22:57:48 +0000 @@ -0,0 +1,49 @@ +################################################################################ +# t/vcol_supported_sql_funcs.test # +# # +# Purpose: # +# Test SQL functions allowed for virtual columns # +# MyISAM branch # +# # +#------------------------------------------------------------------------------# +# Original Author: Andrey Zhakov # +# Original Date: 2008-08-31 # +# Change Author: # +# Change Date: # +# Change: # +################################################################################ + +# +# NOTE: PLEASE DO NOT ADD NOT MYISAM SPECIFIC TESTCASES HERE ! +# TESTCASES WHICH MUST BE APPLIED TO ALL STORAGE ENGINES MUST BE ADDED IN +# THE SOURCED FILES ONLY. +# + +#------------------------------------------------------------------------------# +# General not engine specific settings and requirements +--source suite/vcol/inc/vcol_init_vars.pre + +#------------------------------------------------------------------------------# +# Cleanup +--source suite/vcol/inc/vcol_cleanup.inc + +#------------------------------------------------------------------------------# +# Engine specific settings and requirements + +##### Storage engine to be tested +# Set the session storage engine +eval SET @@session.storage_engine = 'MyISAM'; + +##### Workarounds for known open engine specific bugs +# none + +#------------------------------------------------------------------------------# +# Execute the tests to be applied to all storage engines +--source suite/vcol/inc/vcol_supported_sql_funcs_main.inc + +#------------------------------------------------------------------------------# +# Execute storage engine specific tests + +#------------------------------------------------------------------------------# +# Cleanup +--source suite/vcol/inc/vcol_cleanup.inc === added file 'mysql-test/suite/vcol/t/vcol_syntax.test' --- a/mysql-test/suite/vcol/t/vcol_syntax.test 1970-01-01 00:00:00 +0000 +++ b/mysql-test/suite/vcol/t/vcol_syntax.test 2009-10-16 22:57:48 +0000 @@ -0,0 +1,30 @@ +# +# test syntax +# +--disable_warnings +drop table if exists t1; +--enable_warnings + +set @OLD_SQL_MODE=@@SESSION.SQL_MODE; +create table t1 (a int, b int generated always as (a+1)); +show create table t1; +drop table t1; +create table t1 (a int, b int as (a+1) virtual); +show create table t1; +drop table t1; +create table t1 (a int, b int generated always as (a+1) persistent); +show create table t1; +drop table t1; + +set session sql_mode='ORACLE'; +create table t1 (a int, b int as (a+1)); +show create table t1; +drop table t1; +create table t1 (a int, b int generated always as (a+1) virtual); +show create table t1; +drop table t1; +create table t1 (a int, b int as (a+1) persistent); +show create table t1; +drop table t1; +set session sql_mode=@OLD_SQL_MODE; + === added file 'mysql-test/suite/vcol/t/vcol_trigger_sp_innodb.test' --- a/mysql-test/suite/vcol/t/vcol_trigger_sp_innodb.test 1970-01-01 00:00:00 +0000 +++ b/mysql-test/suite/vcol/t/vcol_trigger_sp_innodb.test 2009-10-16 22:57:48 +0000 @@ -0,0 +1,52 @@ +################################################################################ +# t/vcol_trigger_sp_innodb.test # +# # +# Purpose: # +# Testing triggers, stored procedures and functions # +# defined on tables with virtual columns. # +# # +# InnoDB branch # +# # +#------------------------------------------------------------------------------# +# Original Author: Andrey Zhakov # +# Original Date: 2008-09-04 # +# Change Author: # +# Change Date: # +# Change: # +################################################################################ + +# +# NOTE: PLEASE DO NOT ADD NOT MYISAM SPECIFIC TESTCASES HERE ! +# TESTCASES WHICH MUST BE APPLIED TO ALL STORAGE ENGINES MUST BE ADDED IN +# THE SOURCED FILES ONLY. +# + +#------------------------------------------------------------------------------# +# General not engine specific settings and requirements +--source suite/vcol/inc/vcol_init_vars.pre + +#------------------------------------------------------------------------------# +# Cleanup +--source suite/vcol/inc/vcol_cleanup.inc + +#------------------------------------------------------------------------------# +# Engine specific settings and requirements + +##### Storage engine to be tested +# Set the session storage engine +--source include/have_innodb.inc +eval SET @@session.storage_engine = 'InnoDB'; + +##### Workarounds for known open engine specific bugs +# none + +#------------------------------------------------------------------------------# +# Execute the tests to be applied to all storage engines +--source suite/vcol/inc/vcol_trigger_sp.inc + +#------------------------------------------------------------------------------# +# Execute storage engine specific tests + +#------------------------------------------------------------------------------# +# Cleanup +--source suite/vcol/inc/vcol_cleanup.inc === added file 'mysql-test/suite/vcol/t/vcol_trigger_sp_myisam.test' --- a/mysql-test/suite/vcol/t/vcol_trigger_sp_myisam.test 1970-01-01 00:00:00 +0000 +++ b/mysql-test/suite/vcol/t/vcol_trigger_sp_myisam.test 2009-10-16 22:57:48 +0000 @@ -0,0 +1,51 @@ +################################################################################ +# t/vcol_trigger_sp_myisam.test # +# # +# Purpose: # +# Testing triggers, stored procedures and functions # +# defined on tables with virtual columns. # +# # +# MyISAM branch # +# # +#------------------------------------------------------------------------------# +# Original Author: Andrey Zhakov # +# Original Date: 2008-09-04 # +# Change Author: # +# Change Date: # +# Change: # +################################################################################ + +# +# NOTE: PLEASE DO NOT ADD NOT MYISAM SPECIFIC TESTCASES HERE ! +# TESTCASES WHICH MUST BE APPLIED TO ALL STORAGE ENGINES MUST BE ADDED IN +# THE SOURCED FILES ONLY. +# + +#------------------------------------------------------------------------------# +# General not engine specific settings and requirements +--source suite/vcol/inc/vcol_init_vars.pre + +#------------------------------------------------------------------------------# +# Cleanup +--source suite/vcol/inc/vcol_cleanup.inc + +#------------------------------------------------------------------------------# +# Engine specific settings and requirements + +##### Storage engine to be tested +# Set the session storage engine +eval SET @@session.storage_engine = 'MyISAM'; + +##### Workarounds for known open engine specific bugs +# none + +#------------------------------------------------------------------------------# +# Execute the tests to be applied to all storage engines +--source suite/vcol/inc/vcol_trigger_sp.inc + +#------------------------------------------------------------------------------# +# Execute storage engine specific tests + +#------------------------------------------------------------------------------# +# Cleanup +--source suite/vcol/inc/vcol_cleanup.inc === added file 'mysql-test/suite/vcol/t/vcol_view_innodb.test' --- a/mysql-test/suite/vcol/t/vcol_view_innodb.test 1970-01-01 00:00:00 +0000 +++ b/mysql-test/suite/vcol/t/vcol_view_innodb.test 2009-10-16 22:57:48 +0000 @@ -0,0 +1,51 @@ +################################################################################ +# t/vcol_view_innodb.test # +# # +# Purpose: # +# Testing views defined on tables with virtual columns. # +# # +# InnoDB branch # +# # +#------------------------------------------------------------------------------# +# Original Author: Andrey Zhakov # +# Original Date: 2008-09-04 # +# Change Author: # +# Change Date: # +# Change: # +################################################################################ + +# +# NOTE: PLEASE DO NOT ADD NOT MYISAM SPECIFIC TESTCASES HERE ! +# TESTCASES WHICH MUST BE APPLIED TO ALL STORAGE ENGINES MUST BE ADDED IN +# THE SOURCED FILES ONLY. +# + +#------------------------------------------------------------------------------# +# General not engine specific settings and requirements +--source suite/vcol/inc/vcol_init_vars.pre + +#------------------------------------------------------------------------------# +# Cleanup +--source suite/vcol/inc/vcol_cleanup.inc + +#------------------------------------------------------------------------------# +# Engine specific settings and requirements + +##### Storage engine to be tested +# Set the session storage engine +--source include/have_innodb.inc +eval SET @@session.storage_engine = 'InnoDB'; + +##### Workarounds for known open engine specific bugs +# none + +#------------------------------------------------------------------------------# +# Execute the tests to be applied to all storage engines +--source suite/vcol/inc/vcol_view.inc + +#------------------------------------------------------------------------------# +# Execute storage engine specific tests + +#------------------------------------------------------------------------------# +# Cleanup +--source suite/vcol/inc/vcol_cleanup.inc === added file 'mysql-test/suite/vcol/t/vcol_view_myisam.test' --- a/mysql-test/suite/vcol/t/vcol_view_myisam.test 1970-01-01 00:00:00 +0000 +++ b/mysql-test/suite/vcol/t/vcol_view_myisam.test 2009-10-16 22:57:48 +0000 @@ -0,0 +1,50 @@ +################################################################################ +# t/vcol_view_myisam.test # +# # +# Purpose: # +# Testing views defined on tables with virtual columns. # +# # +# MyISAM branch # +# # +#------------------------------------------------------------------------------# +# Original Author: Andrey Zhakov # +# Original Date: 2008-09-04 # +# Change Author: # +# Change Date: # +# Change: # +################################################################################ + +# +# NOTE: PLEASE DO NOT ADD NOT MYISAM SPECIFIC TESTCASES HERE ! +# TESTCASES WHICH MUST BE APPLIED TO ALL STORAGE ENGINES MUST BE ADDED IN +# THE SOURCED FILES ONLY. +# + +#------------------------------------------------------------------------------# +# General not engine specific settings and requirements +--source suite/vcol/inc/vcol_init_vars.pre + +#------------------------------------------------------------------------------# +# Cleanup +--source suite/vcol/inc/vcol_cleanup.inc + +#------------------------------------------------------------------------------# +# Engine specific settings and requirements + +##### Storage engine to be tested +# Set the session storage engine +eval SET @@session.storage_engine = 'MyISAM'; + +##### Workarounds for known open engine specific bugs +# none + +#------------------------------------------------------------------------------# +# Execute the tests to be applied to all storage engines +--source suite/vcol/inc/vcol_view.inc + +#------------------------------------------------------------------------------# +# Execute storage engine specific tests + +#------------------------------------------------------------------------------# +# Cleanup +--source suite/vcol/inc/vcol_cleanup.inc === modified file 'sql/field.cc' --- a/sql/field.cc 2009-09-07 20:50:10 +0000 +++ b/sql/field.cc 2009-10-16 22:57:48 +0000 @@ -57,7 +57,7 @@ const char field_separator=','; ((ulong) ((LL(1) << min(arg, 4) * 8) - LL(1))) #define ASSERT_COLUMN_MARKED_FOR_READ DBUG_ASSERT(!table || (!table->read_set || bitmap_is_set(table->read_set, field_index))) -#define ASSERT_COLUMN_MARKED_FOR_WRITE DBUG_ASSERT(!table || (!table->write_set || bitmap_is_set(table->write_set, field_index))) +#define ASSERT_COLUMN_MARKED_FOR_WRITE_OR_COMPUTED DBUG_ASSERT(!table || (!table->write_set || bitmap_is_set(table->write_set, field_index) || bitmap_is_set(&table->vcol_set, field_index))) /* Rules for merging different types of fields in UNION @@ -1312,7 +1312,8 @@ Field::Field(uchar *ptr_arg,uint32 lengt key_start(0), part_of_key(0), part_of_key_not_clustered(0), part_of_sortkey(0), unireg_check(unireg_check_arg), field_length(length_arg), null_bit(null_bit_arg), - is_created_from_null_item(FALSE) + is_created_from_null_item(FALSE), + vcol_info(0), stored_in_db(TRUE) { flags=null_ptr ? 0: NOT_NULL_FLAG; comment.str= (char*) ""; @@ -1611,7 +1612,7 @@ longlong Field::convert_decimal2longlong int Field_num::store_decimal(const my_decimal *val) { - ASSERT_COLUMN_MARKED_FOR_WRITE; + ASSERT_COLUMN_MARKED_FOR_WRITE_OR_COMPUTED; int err= 0; longlong i= convert_decimal2longlong(val, unsigned_flag, &err); return test(err | store(i, unsigned_flag)); @@ -1683,7 +1684,7 @@ void Field_num::make_field(Send_field *f int Field_str::store_decimal(const my_decimal *d) { - ASSERT_COLUMN_MARKED_FOR_WRITE; + ASSERT_COLUMN_MARKED_FOR_WRITE_OR_COMPUTED; double val; /* TODO: use decimal2string? */ int err= warn_if_overflow(my_decimal2double(E_DEC_FATAL_ERROR & @@ -1760,7 +1761,7 @@ bool Field::get_time(MYSQL_TIME *ltime) int Field::store_time(MYSQL_TIME *ltime, timestamp_type type_arg) { - ASSERT_COLUMN_MARKED_FOR_WRITE; + ASSERT_COLUMN_MARKED_FOR_WRITE_OR_COMPUTED; char buff[MAX_DATE_STRING_REP_LENGTH]; uint length= (uint) my_TIME_to_str(ltime, buff); return store(buff, length, &my_charset_bin); @@ -1887,7 +1888,7 @@ void Field_decimal::overflow(bool negati int Field_decimal::store(const char *from_arg, uint len, CHARSET_INFO *cs) { - ASSERT_COLUMN_MARKED_FOR_WRITE; + ASSERT_COLUMN_MARKED_FOR_WRITE_OR_COMPUTED; char buff[STRING_BUFFER_USUAL_SIZE]; String tmp(buff,sizeof(buff), &my_charset_bin); const uchar *from= (uchar*) from_arg; @@ -2258,7 +2259,7 @@ int Field_decimal::store(const char *fro int Field_decimal::store(double nr) { - ASSERT_COLUMN_MARKED_FOR_WRITE; + ASSERT_COLUMN_MARKED_FOR_WRITE_OR_COMPUTED; if (unsigned_flag && nr < 0) { overflow(1); @@ -2303,7 +2304,7 @@ int Field_decimal::store(double nr) int Field_decimal::store(longlong nr, bool unsigned_val) { - ASSERT_COLUMN_MARKED_FOR_WRITE; + ASSERT_COLUMN_MARKED_FOR_WRITE_OR_COMPUTED; char buff[22]; uint length, int_part; char fyllchar; @@ -2539,7 +2540,7 @@ void Field_new_decimal::set_value_on_ove bool Field_new_decimal::store_value(const my_decimal *decimal_value) { - ASSERT_COLUMN_MARKED_FOR_WRITE; + ASSERT_COLUMN_MARKED_FOR_WRITE_OR_COMPUTED; int error= 0; DBUG_ENTER("Field_new_decimal::store_value"); #ifndef DBUG_OFF @@ -2584,7 +2585,7 @@ bool Field_new_decimal::store_value(cons int Field_new_decimal::store(const char *from, uint length, CHARSET_INFO *charset_arg) { - ASSERT_COLUMN_MARKED_FOR_WRITE; + ASSERT_COLUMN_MARKED_FOR_WRITE_OR_COMPUTED; int err; my_decimal decimal_value; DBUG_ENTER("Field_new_decimal::store(char*)"); @@ -2651,7 +2652,7 @@ int Field_new_decimal::store(const char int Field_new_decimal::store(double nr) { - ASSERT_COLUMN_MARKED_FOR_WRITE; + ASSERT_COLUMN_MARKED_FOR_WRITE_OR_COMPUTED; my_decimal decimal_value; int err; DBUG_ENTER("Field_new_decimal::store(double)"); @@ -2686,7 +2687,7 @@ int Field_new_decimal::store(double nr) int Field_new_decimal::store(longlong nr, bool unsigned_val) { - ASSERT_COLUMN_MARKED_FOR_WRITE; + ASSERT_COLUMN_MARKED_FOR_WRITE_OR_COMPUTED; my_decimal decimal_value; int err; @@ -2708,7 +2709,7 @@ int Field_new_decimal::store(longlong nr int Field_new_decimal::store_decimal(const my_decimal *decimal_value) { - ASSERT_COLUMN_MARKED_FOR_WRITE; + ASSERT_COLUMN_MARKED_FOR_WRITE_OR_COMPUTED; return store_value(decimal_value); } @@ -2929,7 +2930,7 @@ Field_new_decimal::unpack(uchar* to, int Field_tiny::store(const char *from,uint len,CHARSET_INFO *cs) { - ASSERT_COLUMN_MARKED_FOR_WRITE; + ASSERT_COLUMN_MARKED_FOR_WRITE_OR_COMPUTED; int error; longlong rnd; @@ -2941,7 +2942,7 @@ int Field_tiny::store(const char *from,u int Field_tiny::store(double nr) { - ASSERT_COLUMN_MARKED_FOR_WRITE; + ASSERT_COLUMN_MARKED_FOR_WRITE_OR_COMPUTED; int error= 0; nr=rint(nr); if (unsigned_flag) @@ -2984,7 +2985,7 @@ int Field_tiny::store(double nr) int Field_tiny::store(longlong nr, bool unsigned_val) { - ASSERT_COLUMN_MARKED_FOR_WRITE; + ASSERT_COLUMN_MARKED_FOR_WRITE_OR_COMPUTED; int error= 0; if (unsigned_flag) @@ -3104,7 +3105,7 @@ void Field_tiny::sql_type(String &res) c int Field_short::store(const char *from,uint len,CHARSET_INFO *cs) { - ASSERT_COLUMN_MARKED_FOR_WRITE; + ASSERT_COLUMN_MARKED_FOR_WRITE_OR_COMPUTED; int store_tmp; int error; longlong rnd; @@ -3125,7 +3126,7 @@ int Field_short::store(const char *from, int Field_short::store(double nr) { - ASSERT_COLUMN_MARKED_FOR_WRITE; + ASSERT_COLUMN_MARKED_FOR_WRITE_OR_COMPUTED; int error= 0; int16 res; nr=rint(nr); @@ -3177,7 +3178,7 @@ int Field_short::store(double nr) int Field_short::store(longlong nr, bool unsigned_val) { - ASSERT_COLUMN_MARKED_FOR_WRITE; + ASSERT_COLUMN_MARKED_FOR_WRITE_OR_COMPUTED; int error= 0; int16 res; @@ -3351,7 +3352,7 @@ void Field_short::sql_type(String &res) int Field_medium::store(const char *from,uint len,CHARSET_INFO *cs) { - ASSERT_COLUMN_MARKED_FOR_WRITE; + ASSERT_COLUMN_MARKED_FOR_WRITE_OR_COMPUTED; int store_tmp; int error; longlong rnd; @@ -3365,7 +3366,7 @@ int Field_medium::store(const char *from int Field_medium::store(double nr) { - ASSERT_COLUMN_MARKED_FOR_WRITE; + ASSERT_COLUMN_MARKED_FOR_WRITE_OR_COMPUTED; int error= 0; nr=rint(nr); if (unsigned_flag) @@ -3411,7 +3412,7 @@ int Field_medium::store(double nr) int Field_medium::store(longlong nr, bool unsigned_val) { - ASSERT_COLUMN_MARKED_FOR_WRITE; + ASSERT_COLUMN_MARKED_FOR_WRITE_OR_COMPUTED; int error= 0; if (unsigned_flag) @@ -3541,7 +3542,7 @@ void Field_medium::sql_type(String &res) int Field_long::store(const char *from,uint len,CHARSET_INFO *cs) { - ASSERT_COLUMN_MARKED_FOR_WRITE; + ASSERT_COLUMN_MARKED_FOR_WRITE_OR_COMPUTED; long store_tmp; int error; longlong rnd; @@ -3562,7 +3563,7 @@ int Field_long::store(const char *from,u int Field_long::store(double nr) { - ASSERT_COLUMN_MARKED_FOR_WRITE; + ASSERT_COLUMN_MARKED_FOR_WRITE_OR_COMPUTED; int error= 0; int32 res; nr=rint(nr); @@ -3614,7 +3615,7 @@ int Field_long::store(double nr) int Field_long::store(longlong nr, bool unsigned_val) { - ASSERT_COLUMN_MARKED_FOR_WRITE; + ASSERT_COLUMN_MARKED_FOR_WRITE_OR_COMPUTED; int error= 0; int32 res; @@ -3788,7 +3789,7 @@ void Field_long::sql_type(String &res) c int Field_longlong::store(const char *from,uint len,CHARSET_INFO *cs) { - ASSERT_COLUMN_MARKED_FOR_WRITE; + ASSERT_COLUMN_MARKED_FOR_WRITE_OR_COMPUTED; int error= 0; char *end; ulonglong tmp; @@ -3818,7 +3819,7 @@ int Field_longlong::store(const char *fr int Field_longlong::store(double nr) { - ASSERT_COLUMN_MARKED_FOR_WRITE; + ASSERT_COLUMN_MARKED_FOR_WRITE_OR_COMPUTED; int error= 0; longlong res; @@ -3870,7 +3871,7 @@ int Field_longlong::store(double nr) int Field_longlong::store(longlong nr, bool unsigned_val) { - ASSERT_COLUMN_MARKED_FOR_WRITE; + ASSERT_COLUMN_MARKED_FOR_WRITE_OR_COMPUTED; int error= 0; if (nr < 0) // Only possible error @@ -4096,7 +4097,7 @@ int Field_float::store(const char *from, int Field_float::store(double nr) { - ASSERT_COLUMN_MARKED_FOR_WRITE; + ASSERT_COLUMN_MARKED_FOR_WRITE_OR_COMPUTED; int error= truncate(&nr, FLT_MAX); float j= (float)nr; @@ -4358,7 +4359,7 @@ int Field_double::store(const char *from int Field_double::store(double nr) { - ASSERT_COLUMN_MARKED_FOR_WRITE; + ASSERT_COLUMN_MARKED_FOR_WRITE_OR_COMPUTED; int error= truncate(&nr, DBL_MAX); #ifdef WORDS_BIGENDIAN @@ -4785,7 +4786,7 @@ timestamp_auto_set_type Field_timestamp: int Field_timestamp::store(const char *from,uint len,CHARSET_INFO *cs) { - ASSERT_COLUMN_MARKED_FOR_WRITE; + ASSERT_COLUMN_MARKED_FOR_WRITE_OR_COMPUTED; MYSQL_TIME l_time; my_time_t tmp= 0; int error; @@ -4848,7 +4849,7 @@ int Field_timestamp::store(double nr) int Field_timestamp::store(longlong nr, bool unsigned_val) { - ASSERT_COLUMN_MARKED_FOR_WRITE; + ASSERT_COLUMN_MARKED_FOR_WRITE_OR_COMPUTED; MYSQL_TIME l_time; my_time_t timestamp= 0; int error; @@ -5147,7 +5148,7 @@ int Field_time::store_time(MYSQL_TIME *l int Field_time::store(double nr) { - ASSERT_COLUMN_MARKED_FOR_WRITE; + ASSERT_COLUMN_MARKED_FOR_WRITE_OR_COMPUTED; long tmp; int error= 0; if (nr > (double)TIME_MAX_VALUE) @@ -5185,7 +5186,7 @@ int Field_time::store(double nr) int Field_time::store(longlong nr, bool unsigned_val) { - ASSERT_COLUMN_MARKED_FOR_WRITE; + ASSERT_COLUMN_MARKED_FOR_WRITE_OR_COMPUTED; long tmp; int error= 0; if (nr < (longlong) -TIME_MAX_VALUE && !unsigned_val) @@ -5356,7 +5357,7 @@ void Field_time::sql_type(String &res) c int Field_year::store(const char *from, uint len,CHARSET_INFO *cs) { - ASSERT_COLUMN_MARKED_FOR_WRITE; + ASSERT_COLUMN_MARKED_FOR_WRITE_OR_COMPUTED; char *end; int error; longlong nr= cs->cset->strntoull10rnd(cs, from, len, 0, &end, &error); @@ -5404,7 +5405,7 @@ int Field_year::store(double nr) int Field_year::store(longlong nr, bool unsigned_val) { - ASSERT_COLUMN_MARKED_FOR_WRITE; + ASSERT_COLUMN_MARKED_FOR_WRITE_OR_COMPUTED; if (nr < 0 || (nr >= 100 && nr <= 1900) || nr > 2155) { *ptr= 0; @@ -5477,7 +5478,7 @@ void Field_year::sql_type(String &res) c int Field_date::store(const char *from, uint len,CHARSET_INFO *cs) { - ASSERT_COLUMN_MARKED_FOR_WRITE; + ASSERT_COLUMN_MARKED_FOR_WRITE_OR_COMPUTED; MYSQL_TIME l_time; uint32 tmp; int error; @@ -5532,7 +5533,7 @@ int Field_date::store(double nr) int Field_date::store(longlong nr, bool unsigned_val) { - ASSERT_COLUMN_MARKED_FOR_WRITE; + ASSERT_COLUMN_MARKED_FOR_WRITE_OR_COMPUTED; MYSQL_TIME not_used; int error; longlong initial_nr= nr; @@ -5711,7 +5712,7 @@ void Field_date::sql_type(String &res) c int Field_newdate::store(const char *from,uint len,CHARSET_INFO *cs) { - ASSERT_COLUMN_MARKED_FOR_WRITE; + ASSERT_COLUMN_MARKED_FOR_WRITE_OR_COMPUTED; long tmp; MYSQL_TIME l_time; int error; @@ -5761,7 +5762,7 @@ int Field_newdate::store(double nr) int Field_newdate::store(longlong nr, bool unsigned_val) { - ASSERT_COLUMN_MARKED_FOR_WRITE; + ASSERT_COLUMN_MARKED_FOR_WRITE_OR_COMPUTED; MYSQL_TIME l_time; longlong tmp; int error; @@ -5797,7 +5798,7 @@ int Field_newdate::store(longlong nr, bo int Field_newdate::store_time(MYSQL_TIME *ltime,timestamp_type time_type) { - ASSERT_COLUMN_MARKED_FOR_WRITE; + ASSERT_COLUMN_MARKED_FOR_WRITE_OR_COMPUTED; long tmp; int error= 0; if (time_type == MYSQL_TIMESTAMP_DATE || @@ -5944,7 +5945,7 @@ void Field_newdate::sql_type(String &res int Field_datetime::store(const char *from,uint len,CHARSET_INFO *cs) { - ASSERT_COLUMN_MARKED_FOR_WRITE; + ASSERT_COLUMN_MARKED_FOR_WRITE_OR_COMPUTED; MYSQL_TIME time_tmp; int error; ulonglong tmp= 0; @@ -5997,7 +5998,7 @@ int Field_datetime::store(double nr) int Field_datetime::store(longlong nr, bool unsigned_val) { - ASSERT_COLUMN_MARKED_FOR_WRITE; + ASSERT_COLUMN_MARKED_FOR_WRITE_OR_COMPUTED; MYSQL_TIME not_used; int error; longlong initial_nr= nr; @@ -6035,7 +6036,7 @@ int Field_datetime::store(longlong nr, b int Field_datetime::store_time(MYSQL_TIME *ltime,timestamp_type time_type) { - ASSERT_COLUMN_MARKED_FOR_WRITE; + ASSERT_COLUMN_MARKED_FOR_WRITE_OR_COMPUTED; longlong tmp; int error= 0; /* @@ -6338,7 +6339,7 @@ Field_longstr::report_if_important_data( int Field_string::store(const char *from,uint length,CHARSET_INFO *cs) { - ASSERT_COLUMN_MARKED_FOR_WRITE; + ASSERT_COLUMN_MARKED_FOR_WRITE_OR_COMPUTED; uint copy_length; const char *well_formed_error_pos; const char *cannot_convert_error_pos; @@ -6379,7 +6380,7 @@ int Field_string::store(const char *from int Field_str::store(double nr) { - ASSERT_COLUMN_MARKED_FOR_WRITE; + ASSERT_COLUMN_MARKED_FOR_WRITE_OR_COMPUTED; char buff[DOUBLE_TO_STRING_CONVERSION_BUFFER_SIZE]; uint length; uint local_char_length= field_length / charset()->mbmaxlen; @@ -6994,7 +6995,7 @@ int Field_varstring::do_save_field_metad int Field_varstring::store(const char *from,uint length,CHARSET_INFO *cs) { - ASSERT_COLUMN_MARKED_FOR_WRITE; + ASSERT_COLUMN_MARKED_FOR_WRITE_OR_COMPUTED; uint copy_length; const char *well_formed_error_pos; const char *cannot_convert_error_pos; @@ -7658,7 +7659,7 @@ void Field_blob::put_length(uchar *pos, int Field_blob::store(const char *from,uint length,CHARSET_INFO *cs) { - ASSERT_COLUMN_MARKED_FOR_WRITE; + ASSERT_COLUMN_MARKED_FOR_WRITE_OR_COMPUTED; uint copy_length, new_length; const char *well_formed_error_pos; const char *cannot_convert_error_pos; @@ -8420,7 +8421,7 @@ void Field_enum::store_type(ulonglong va int Field_enum::store(const char *from,uint length,CHARSET_INFO *cs) { - ASSERT_COLUMN_MARKED_FOR_WRITE; + ASSERT_COLUMN_MARKED_FOR_WRITE_OR_COMPUTED; int err= 0; uint32 not_used; char buff[STRING_BUFFER_USUAL_SIZE]; @@ -8469,7 +8470,7 @@ int Field_enum::store(double nr) int Field_enum::store(longlong nr, bool unsigned_val) { - ASSERT_COLUMN_MARKED_FOR_WRITE; + ASSERT_COLUMN_MARKED_FOR_WRITE_OR_COMPUTED; int error= 0; if ((ulonglong) nr > typelib->count || nr == 0) { @@ -8638,7 +8639,7 @@ Field *Field_enum::new_field(MEM_ROOT *r int Field_set::store(const char *from,uint length,CHARSET_INFO *cs) { - ASSERT_COLUMN_MARKED_FOR_WRITE; + ASSERT_COLUMN_MARKED_FOR_WRITE_OR_COMPUTED; bool got_warning= 0; int err= 0; char *not_used; @@ -8678,7 +8679,7 @@ int Field_set::store(const char *from,ui int Field_set::store(longlong nr, bool unsigned_val) { - ASSERT_COLUMN_MARKED_FOR_WRITE; + ASSERT_COLUMN_MARKED_FOR_WRITE_OR_COMPUTED; int error= 0; ulonglong max_nr= set_bits(ulonglong, typelib->count); if ((ulonglong) nr > max_nr) @@ -8942,7 +8943,7 @@ uint Field_bit::is_equal(Create_field *n int Field_bit::store(const char *from, uint length, CHARSET_INFO *cs) { - ASSERT_COLUMN_MARKED_FOR_WRITE; + ASSERT_COLUMN_MARKED_FOR_WRITE_OR_COMPUTED; int delta; for (; length && !*from; from++, length--) // skip left 0's @@ -9353,7 +9354,7 @@ Field_bit_as_char::Field_bit_as_char(uch int Field_bit_as_char::store(const char *from, uint length, CHARSET_INFO *cs) { - ASSERT_COLUMN_MARKED_FOR_WRITE; + ASSERT_COLUMN_MARKED_FOR_WRITE_OR_COMPUTED; int delta; uchar bits= (uchar) (field_length & 7); @@ -9461,6 +9462,8 @@ void Create_field::init_for_tmp_table(en ((decimals_arg & FIELDFLAG_MAX_DEC) << FIELDFLAG_DEC_SHIFT) | (maybe_null ? FIELDFLAG_MAYBE_NULL : 0) | (is_unsigned ? 0 : FIELDFLAG_DECIMAL)); + vcol_info= 0; + stored_in_db= TRUE; } @@ -9480,6 +9483,7 @@ void Create_field::init_for_tmp_table(en @param fld_interval_list Interval list (if any) @param fld_charset Field charset @param fld_geom_type Field geometry type (if any) + @param fld_vcol_info Virtual column data @retval FALSE on success @@ -9492,13 +9496,14 @@ bool Create_field::init(THD *thd, char * uint fld_type_modifier, Item *fld_default_value, Item *fld_on_update_value, LEX_STRING *fld_comment, char *fld_change, List<String> *fld_interval_list, - CHARSET_INFO *fld_charset, uint fld_geom_type) + CHARSET_INFO *fld_charset, uint fld_geom_type, + Virtual_column_info *fld_vcol_info) { uint sign_len, allowed_type_modifier= 0; ulong max_field_charlength= MAX_FIELD_CHARLENGTH; DBUG_ENTER("Create_field::init()"); - + field= 0; field_name= fld_name; def= fld_default_value; @@ -9523,6 +9528,33 @@ bool Create_field::init(THD *thd, char * interval_list.empty(); comment= *fld_comment; + vcol_info= fld_vcol_info; + stored_in_db= TRUE; + + /* Initialize data for a computed field */ + if ((uchar)fld_type == (uchar)MYSQL_TYPE_VIRTUAL) + { + DBUG_ASSERT(vcol_info && vcol_info->expr_item); + stored_in_db= vcol_info->is_stored(); + /* + Walk through the Item tree checking if all items are valid + to be part of the virtual column + */ + if (vcol_info->expr_item->walk(&Item::check_vcol_func_processor, 0, NULL)) + { + my_error(ER_VIRTUAL_COLUMN_FUNCTION_IS_NOT_ALLOWED, MYF(0), field_name); + DBUG_RETURN(TRUE); + } + + /* + Make a field created for the real type. + Note that regular and computed fields differ from each other only by + Field::vcol_info. It is is always NULL for a column that is not + computed. + */ + sql_type= fld_type= vcol_info->get_real_type(); + } + /* Set NO_DEFAULT_VALUE_FLAG if this field doesn't have a default value and it is NOT NULL, not an AUTO_INCREMENT field and not a TIMESTAMP. @@ -9813,7 +9845,7 @@ bool Create_field::init(THD *thd, char * } case MYSQL_TYPE_DECIMAL: DBUG_ASSERT(0); /* Was obsolete */ - } + } /* Remember the value of length */ char_length= length; @@ -9912,7 +9944,6 @@ uint pack_length_to_packflag(uint type) return 0; // This shouldn't happen } - Field *make_field(TABLE_SHARE *share, uchar *ptr, uint32 field_length, uchar *null_pos, uchar null_bit, uint pack_flag, @@ -10106,6 +10137,8 @@ Create_field::Create_field(Field *old_fi charset= old_field->charset(); // May be NULL ptr comment= old_field->comment; decimals= old_field->decimals(); + vcol_info= old_field->vcol_info; + stored_in_db= old_field->stored_in_db; /* Fix if the original table had 4 byte pointer blobs */ if (flags & BLOB_FLAG) === modified file 'sql/field.h' --- a/sql/field.h 2009-09-07 20:50:10 +0000 +++ b/sql/field.h 2009-10-16 22:57:48 +0000 @@ -45,6 +45,80 @@ inline uint get_set_pack_length(int elem return len > 4 ? 8 : len; } +/* + Virtual_column_info is the class to contain additional + characteristics that is specific for a virtual/computed + field such as: + - the defining expression that is evaluated to compute the value + of the field + - whether the field is to be stored in the database + - whether the field is used in a partitioning expression +*/ + +class Virtual_column_info: public Sql_alloc +{ +private: + /* + The following data is only updated by the parser and read + when a Create_field object is created/initialized. + */ + enum_field_types field_type; /* Real field type*/ + /* Flag indicating that the field is physically stored in the database */ + my_bool stored_in_db; + /* Flag indicating that the field used in a partitioning expression */ + my_bool in_partitioning_expr; + +public: + /* The expression to compute the value of the virtual column */ + Item *expr_item; + /* Text representation of the defining expression */ + LEX_STRING expr_str; + /* + The list of items created when the defining expression for the virtual + column is being parsed and validated. These items are freed in the closefrm + function when the table containing this virtual column is removed from + the TABLE cache. + TODO. Items for all different virtual columns of a table should be put into + one list attached to the TABLE structure. + */ + Item *item_free_list; + + Virtual_column_info() + : field_type((enum enum_field_types)MYSQL_TYPE_VIRTUAL), + stored_in_db(FALSE), in_partitioning_expr(FALSE), + expr_item(NULL), item_free_list(NULL) + { + expr_str.str= NULL; + expr_str.length= 0; + }; + ~Virtual_column_info() {} + enum_field_types get_real_type() + { + return field_type; + } + void set_field_type(enum_field_types fld_type) + { + /* Calling this function can only be done once. */ + field_type= fld_type; + } + bool is_stored() + { + return stored_in_db; + } + void set_stored_in_db_flag(bool stored) + { + stored_in_db= stored; + } + bool is_in_partitioning_expr() + { + return in_partitioning_expr; + } + void mark_as_in_partitioning_expr() + { + in_partitioning_expr= TRUE; + } +}; + class Field { Field(const Item &); /* Prevent use of these */ @@ -57,7 +131,7 @@ public: uchar *ptr; // Position to field in record uchar *null_ptr; // Byte where null_bit is /* - Note that you can use table->in_use as replacement for current_thd member + Note that you can use table->in_use as replacement for current_thd member only inside of val_*() and store() members (e.g. you can't use it in cons) */ struct st_table *table; // Pointer for table @@ -67,10 +141,10 @@ public: /* Field is part of the following keys */ key_map key_start, part_of_key, part_of_key_not_clustered; key_map part_of_sortkey; - /* - We use three additional unireg types for TIMESTAMP to overcome limitation - of current binary format of .frm file. We'd like to be able to support - NOW() as default and on update value for such fields but unable to hold + /* + We use three additional unireg types for TIMESTAMP to overcome limitation + of current binary format of .frm file. We'd like to be able to support + NOW() as default and on update value for such fields but unable to hold this info anywhere except unireg_check field. This issue will be resolved in more clean way with transition to new text based .frm format. See also comment for Field_timestamp::Field_timestamp(). @@ -103,6 +177,19 @@ public: */ bool is_created_from_null_item; + /* + This is additional data provided for any computed(virtual) field. + In particular it includes a pointer to the item by which this field + can be computed from other fields. + */ + Virtual_column_info *vcol_info; + /* + Flag indicating that the field is physically stored in tables + rather than just computed from other fields. + As of now, FALSE can be set only for computed virtual columns. + */ + bool stored_in_db; + Field(uchar *ptr_arg,uint32 length_arg,uchar *null_ptr_arg, uchar null_bit_arg, utype unireg_check_arg, const char *field_name_arg); @@ -2044,6 +2131,20 @@ public: uint8 row,col,sc_length,interval_id; // For rea_create_table uint offset,pack_flag; + + /* + This is additinal data provided for any computed(virtual) field. + In particular it includes a pointer to the item by which this field + can be computed from other fields. + */ + Virtual_column_info *vcol_info; + /* + Flag indicating that the field is physically stored in tables + rather than just computed from other fields. + As of now, FALSE can be set only for computed virtual columns. + */ + bool stored_in_db; + Create_field() :after(0) {} Create_field(Field *field, Field *orig_field); /* Used to make a clone of this object for ALTER/CREATE TABLE */ @@ -2060,7 +2161,8 @@ public: char *decimals, uint type_modifier, Item *default_value, Item *on_update_value, LEX_STRING *comment, char *change, List<String> *interval_list, CHARSET_INFO *cs, - uint uint_geom_type); + uint uint_geom_type, + Virtual_column_info *vcol_info); }; === modified file 'sql/filesort.cc' --- a/sql/filesort.cc 2009-09-03 14:05:38 +0000 +++ b/sql/filesort.cc 2009-10-16 22:57:48 +0000 @@ -565,6 +565,8 @@ static ha_rows find_all_keys(SORTPARAM * { if ((error= select->quick->get_next())) break; + if (!error) + update_virtual_fields(sort_form); file->position(sort_form->record[0]); DBUG_EXECUTE_IF("debug_filesort", dbug_print_record(sort_form, TRUE);); } @@ -582,6 +584,8 @@ static ha_rows find_all_keys(SORTPARAM * else { error=file->rnd_next(sort_form->record[0]); + if (!error) + update_virtual_fields(sort_form); if (!flag) { my_store_ptr(ref_pos,ref_length,record); // Position to row === modified file 'sql/ha_partition.cc' --- a/sql/ha_partition.cc 2009-09-07 20:50:10 +0000 +++ b/sql/ha_partition.cc 2009-10-16 22:57:48 +0000 @@ -2436,7 +2436,7 @@ int ha_partition::open(const char *name, DBUG_RETURN(1); m_start_key.length= 0; m_rec0= table->record[0]; - m_rec_length= table_share->reclength; + m_rec_length= table_share->stored_rec_length; alloc_len= m_tot_parts * (m_rec_length + PARTITION_BYTES_IN_POS); alloc_len+= table_share->max_key_length; if (!m_ordered_rec_buffer) === modified file 'sql/ha_partition.h' --- a/sql/ha_partition.h 2009-02-19 09:01:25 +0000 +++ b/sql/ha_partition.h 2009-10-16 22:57:48 +0000 @@ -245,6 +245,7 @@ public: DBUG_RETURN(0); } virtual void change_table_ptr(TABLE *table_arg, TABLE_SHARE *share); + bool check_if_supported_virtual_columns(void) { return TRUE;} virtual bool check_if_incompatible_data(HA_CREATE_INFO *create_info, uint table_changes); private: === modified file 'sql/handler.h' --- a/sql/handler.h 2009-09-07 20:50:10 +0000 +++ b/sql/handler.h 2009-10-16 22:57:48 +0000 @@ -1760,6 +1760,17 @@ public: LEX_STRING *engine_name() { return hton_name(ht); } + /* + @brief + Check whether the engine supports virtual columns + + @retval + FALSE if the engine does not support virtual columns + @retval + TRUE if the engine supports virtual columns + */ + virtual bool check_if_supported_virtual_columns(void) { return FALSE;} + protected: /* Service methods for use by storage engines. */ void ha_statistic_increment(ulong SSV::*offset) const; === modified file 'sql/item.cc' --- a/sql/item.cc 2009-09-15 10:46:35 +0000 +++ b/sql/item.cc 2009-10-16 22:57:48 +0000 @@ -681,9 +681,24 @@ bool Item_field::register_field_in_read_ TABLE *table= (TABLE *) arg; if (field->table == table || !table) bitmap_set_bit(field->table->read_set, field->field_index); + if (field->vcol_info && field->vcol_info->expr_item) + return field->vcol_info->expr_item->walk(&Item::register_field_in_read_map, + 1, arg); return 0; } +/* + @brief + Mark field in bitmap supplied as *arg +*/ + +bool Item_field::register_field_in_bitmap(uchar *arg) +{ + MY_BITMAP *bitmap= (MY_BITMAP *) arg; + DBUG_ASSERT(bitmap); + bitmap_set_bit(bitmap, field->field_index); + return 0; +} bool Item::check_cols(uint c) { @@ -4453,6 +4468,21 @@ error: return TRUE; } +/* + @brief + Mark virtual columns as used in a partitioning expression +*/ + +bool Item_field::vcol_in_partition_func_processor(uchar *int_arg) +{ + DBUG_ASSERT(fixed); + if (field->vcol_info) + { + field->vcol_info->mark_as_in_partitioning_expr(); + } + return FALSE; +} + Item *Item_field::safe_charset_converter(CHARSET_INFO *tocs) { === modified file 'sql/item.h' --- a/sql/item.h 2009-09-15 10:46:35 +0000 +++ b/sql/item.h 2009-10-16 22:57:48 +0000 @@ -18,6 +18,24 @@ #pragma interface /* gcc class implementation */ #endif +inline +bool trace_unsupported_func(const char *where, const char *processor_name) +{ + char buff[64]; + sprintf(buff, "%s::%s", where, processor_name); + DBUG_ENTER(buff); + sprintf(buff, "%s returns TRUE: unsupported function", processor_name); + DBUG_PRINT("info", (buff)); + DBUG_RETURN(TRUE); +} + +inline +bool trace_unsupported_by_check_vcol_func_processor(const char *where) +{ + return trace_unsupported_func(where, "check_vcol_func_processor"); +} + + class Protocol; struct TABLE_LIST; void item_init(void); /* Init item functions */ @@ -895,6 +913,11 @@ public: virtual bool enumerate_field_refs_processor(uchar *arg) { return 0; } virtual bool mark_as_eliminated_processor(uchar *arg) { return 0; } /* + The next function differs from the previous one that a bitmap to be updated + is passed as uchar *arg. + */ + virtual bool register_field_in_bitmap(uchar *arg) { return 0; } + /* Check if a partition function is allowed SYNOPSIS check_partition_func_processor() @@ -946,11 +969,43 @@ public: fields. */ virtual bool check_partition_func_processor(uchar *bool_arg) { return TRUE;} + /* + @brief + Processor used to mark virtual columns used in partitioning expression + + @param + arg always ignored + + @retval + FALSE always + */ + virtual bool vcol_in_partition_func_processor(uchar *arg) + { + return FALSE; + } + virtual bool subst_argument_checker(uchar **arg) - { + { if (*arg) - *arg= NULL; - return TRUE; + *arg= NULL; + return TRUE; + } + /* + @brief + Processor used to check acceptability of an item in the defining + expression for a virtual column + + @param + arg always ignored + + @retval + FALSE the item is accepted in the definition of a virtual column + @retval + TRUE otherwise + */ + virtual bool check_vcol_func_processor(uchar *arg) + { + return trace_unsupported_by_check_vcol_func_processor(full_name()); } virtual Item *equal_fields_propagator(uchar * arg) { return this; } @@ -1327,6 +1382,10 @@ public: { return value_item->send(protocol, str); } + bool check_vcol_func_processor(uchar *arg) + { + return trace_unsupported_by_check_vcol_func_processor("name_const"); + } }; bool agg_item_collations(DTCollation &c, const char *name, @@ -1346,6 +1405,7 @@ public: virtual Item_num *neg()= 0; Item *safe_charset_converter(CHARSET_INFO *tocs); bool check_partition_func_processor(uchar *int_arg) { return FALSE;} + bool check_vcol_func_processor(uchar *arg) { return FALSE;} }; #define NO_CACHED_FIELD_INDEX ((uint)(-1)) @@ -1505,7 +1565,10 @@ public: bool collect_item_field_processor(uchar * arg); bool find_item_in_field_list_processor(uchar *arg); bool register_field_in_read_map(uchar *arg); + bool register_field_in_bitmap(uchar *arg); bool check_partition_func_processor(uchar *int_arg) {return FALSE;} + bool vcol_in_partition_func_processor(uchar *bool_arg); + bool check_vcol_func_processor(uchar *arg) { return FALSE;} bool enumerate_field_refs_processor(uchar *arg); void cleanup(); bool result_as_longlong() @@ -1566,6 +1629,7 @@ public: Item *safe_charset_converter(CHARSET_INFO *tocs); bool check_partition_func_processor(uchar *int_arg) {return FALSE;} + bool check_vcol_func_processor(uchar *arg) { return FALSE;} }; class Item_null_result :public Item_null @@ -1579,7 +1643,11 @@ public: save_in_field(result_field, no_conversions); } bool check_partition_func_processor(uchar *int_arg) {return TRUE;} -}; + bool check_vcol_func_processor(uchar *arg) + { + return trace_unsupported_by_check_vcol_func_processor(full_name()); + } +}; /* Item represents one placeholder ('?') of prepared statement */ @@ -1720,6 +1788,7 @@ public: /** Item is a argument to a limit clause. */ bool limit_clause_param; void set_param_type_and_swap_value(Item_param *from); + }; @@ -1755,6 +1824,7 @@ public: { return (uint)(max_length - test(value < 0)); } bool eq(const Item *, bool binary_cmp) const; bool check_partition_func_processor(uchar *bool_arg) { return FALSE;} + bool check_vcol_func_processor(uchar arg) { return FALSE;} }; @@ -1773,6 +1843,7 @@ public: Item_num *neg (); uint decimal_precision() const { return max_length; } bool check_partition_func_processor(uchar *bool_arg) { return FALSE;} + bool check_vcol_func_processor(uchar *arg) { return FALSE;} }; @@ -1814,6 +1885,7 @@ public: bool eq(const Item *, bool binary_cmp) const; void set_decimal_value(my_decimal *value_par); bool check_partition_func_processor(uchar *bool_arg) { return FALSE;} + bool check_vcol_func_processor(uchar *arg) { return FALSE;} }; @@ -1971,6 +2043,7 @@ public: } virtual void print(String *str, enum_query_type query_type); bool check_partition_func_processor(uchar *int_arg) {return FALSE;} + bool check_vcol_func_processor(uchar *arg) { return FALSE;} /** Return TRUE if character-set-introducer was explicitly specified in the @@ -2024,7 +2097,7 @@ double_from_string_with_check (CHARSET_I class Item_static_string_func :public Item_string { const char *func_name; -public: + public: Item_static_string_func(const char *name_par, const char *str, uint length, CHARSET_INFO *cs, Derivation dv= DERIVATION_COERCIBLE) @@ -2038,6 +2111,10 @@ public: } bool check_partition_func_processor(uchar *int_arg) {return TRUE;} + bool check_vcol_func_processor(uchar *arg) + { + return trace_unsupported_by_check_vcol_func_processor(func_name); + } }; @@ -2049,6 +2126,10 @@ public: CHARSET_INFO *cs= NULL): Item_string(name_arg, length, cs) {} + bool check_vcol_func_processor(uchar *arg) + { + return trace_unsupported_by_check_vcol_func_processor("safe_string"); + } }; @@ -2128,6 +2209,7 @@ public: bool eq(const Item *item, bool binary_cmp) const; virtual Item *safe_charset_converter(CHARSET_INFO *tocs); bool check_partition_func_processor(uchar *int_arg) {return FALSE;} + bool check_vcol_func_processor(uchar *arg) { return FALSE;} }; @@ -2158,6 +2240,7 @@ public: save_in_field(result_field, no_conversions); } void cleanup(); + bool check_vcol_func_processor(uchar *arg) { return FALSE;} }; @@ -2287,7 +2370,10 @@ public: if (ref && result_type() == ROW_RESULT) (*ref)->bring_value(); } - + bool check_vcol_func_processor(uchar *arg) + { + return trace_unsupported_by_check_vcol_func_processor("ref"); + } }; @@ -2563,6 +2649,10 @@ public: table_map used_tables() const { return (table_map) 1L; } bool const_item() const { return 0; } bool is_null() { return null_value; } + bool check_vcol_func_processor(uchar *arg) + { + return trace_unsupported_by_check_vcol_func_processor("copy"); + } /* Override the methods below as pure virtual to make sure all the @@ -2805,6 +2895,10 @@ public: return arg->walk(processor, walk_subquery, args) || (this->*processor)(args); } + bool check_vcol_func_processor(uchar *arg) + { + return trace_unsupported_by_check_vcol_func_processor("values"); + } }; @@ -2901,6 +2995,10 @@ private: BEFORE INSERT of BEFORE UPDATE trigger. */ bool read_only; + virtual bool check_vcol_func_processor(uchar *arg) + { + return trace_unsupported_by_check_vcol_func_processor("trigger"); + } }; @@ -2960,6 +3058,11 @@ public: { return this == item; } + bool check_vcol_func_processor(uchar *arg) + { + return trace_unsupported_by_check_vcol_func_processor("cache"); + } + }; === modified file 'sql/item_func.cc' --- a/sql/item_func.cc 2009-09-07 20:50:10 +0000 +++ b/sql/item_func.cc 2009-10-16 22:57:48 +0000 @@ -3940,10 +3940,30 @@ bool Item_func_set_user_var::register_fi TABLE *table= (TABLE *) arg; if (result_field->table == table || !table) bitmap_set_bit(result_field->table->read_set, result_field->field_index); + if (result_field->vcol_info) + return result_field->vcol_info-> + expr_item->walk(&Item::register_field_in_read_map, 1, arg); } return 0; } +/* + Mark field in bitmap supplied as *arg + +*/ + +bool Item_func_set_user_var::register_field_in_bitmap(uchar *arg) +{ + MY_BITMAP *bitmap = (MY_BITMAP *) arg; + DBUG_ASSERT(bitmap); + if (result_field) + { + if (!bitmap) + return 1; + bitmap_set_bit(bitmap, result_field->field_index); + } + return 0; +} /** Set value to user variable. === modified file 'sql/item_func.h' --- a/sql/item_func.h 2009-09-07 20:50:10 +0000 +++ b/sql/item_func.h 2009-10-16 22:57:48 +0000 @@ -339,6 +339,7 @@ public: void fix_length_and_dec(); bool fix_fields(THD *thd, Item **ref); longlong val_int() { DBUG_ASSERT(fixed == 1); return value; } + bool check_vcol_func_processor(uchar *int_arg) { return TRUE;} }; @@ -399,6 +400,7 @@ public: Item_func_additive_op(Item *a,Item *b) :Item_num_op(a,b) {} void result_precision(); bool check_partition_func_processor(uchar *int_arg) {return FALSE;} + bool check_vcol_func_processor(uchar *int_arg) { return FALSE;} }; @@ -434,6 +436,7 @@ public: my_decimal *decimal_op(my_decimal *); void result_precision(); bool check_partition_func_processor(uchar *int_arg) {return FALSE;} + bool check_vcol_func_processor(uchar *int_arg) { return FALSE;} }; @@ -466,6 +469,7 @@ public: } bool check_partition_func_processor(uchar *int_arg) {return FALSE;} + bool check_vcol_func_processor(uchar *int_arg) { return FALSE;} }; @@ -480,6 +484,7 @@ public: void result_precision(); void fix_length_and_dec(); bool check_partition_func_processor(uchar *int_arg) {return FALSE;} + bool check_vcol_func_processor(uchar *int_arg) { return FALSE;} }; @@ -496,6 +501,7 @@ public: void fix_num_length_and_dec(); uint decimal_precision() const { return args[0]->decimal_precision(); } bool check_partition_func_processor(uchar *int_arg) {return FALSE;} + bool check_vcol_func_processor(uchar *int_arg) { return FALSE;} }; @@ -509,6 +515,7 @@ public: const char *func_name() const { return "abs"; } void fix_length_and_dec(); bool check_partition_func_processor(uchar *int_arg) {return FALSE;} + bool check_vcol_func_processor(uchar *int_arg) { return FALSE;} }; // A class to handle logarithmic and trigonometric functions @@ -664,6 +671,7 @@ public: double real_op(); my_decimal *decimal_op(my_decimal *); bool check_partition_func_processor(uchar *int_arg) {return FALSE;} + bool check_vcol_func_processor(uchar *int_arg) { return FALSE;} }; @@ -676,6 +684,7 @@ public: double real_op(); my_decimal *decimal_op(my_decimal *); bool check_partition_func_processor(uchar *int_arg) {return FALSE;} + bool check_vcol_func_processor(uchar *int_arg) { return FALSE;} }; /* This handles round and truncate */ @@ -707,6 +716,10 @@ public: void update_used_tables(); bool fix_fields(THD *thd, Item **ref); void cleanup() { first_eval= TRUE; Item_real_func::cleanup(); } + bool check_vcol_func_processor(uchar *int_arg) + { + return trace_unsupported_by_check_vcol_func_processor(func_name()); + } private: void seed_random (Item * val); }; @@ -989,6 +1002,10 @@ public: max_length= args[0]->max_length; } bool fix_fields(THD *thd, Item **ref); + bool check_vcol_func_processor(uchar *int_arg) + { + return trace_unsupported_by_check_vcol_func_processor(func_name()); + } }; @@ -1002,6 +1019,10 @@ public: const char *func_name() const { return "benchmark"; } void fix_length_and_dec() { max_length=1; maybe_null=0; } virtual void print(String *str, enum_query_type query_type); + bool check_vcol_func_processor(uchar *int_arg) + { + return trace_unsupported_by_check_vcol_func_processor(func_name()); + } }; @@ -1017,6 +1038,10 @@ public: used_tables_cache|= RAND_TABLE_BIT; } longlong val_int(); + bool check_vcol_func_processor(uchar *int_arg) + { + return trace_unsupported_by_check_vcol_func_processor(func_name()); + } }; @@ -1266,6 +1291,10 @@ class Item_func_get_lock :public Item_in longlong val_int(); const char *func_name() const { return "get_lock"; } void fix_length_and_dec() { max_length=1; maybe_null=1;} + bool check_vcol_func_processor(uchar *int_arg) + { + return trace_unsupported_by_check_vcol_func_processor(func_name()); + } }; class Item_func_release_lock :public Item_int_func @@ -1276,6 +1305,10 @@ public: longlong val_int(); const char *func_name() const { return "release_lock"; } void fix_length_and_dec() { max_length=1; maybe_null=1;} + bool check_vcol_func_processor(uchar *int_arg) + { + return trace_unsupported_by_check_vcol_func_processor(func_name()); + } }; /* replication functions */ @@ -1289,6 +1322,10 @@ public: longlong val_int(); const char *func_name() const { return "master_pos_wait"; } void fix_length_and_dec() { max_length=21; maybe_null=1;} + bool check_vcol_func_processor(uchar *int_arg) + { + return trace_unsupported_by_check_vcol_func_processor(func_name()); + } }; @@ -1360,6 +1397,7 @@ public: } void save_org_in_field(Field *field) { (void)save_in_field(field, 1, 0); } bool register_field_in_read_map(uchar *arg); + bool register_field_in_bitmap(uchar *arg); bool set_entry(THD *thd, bool create_if_not_exists); void cleanup(); }; @@ -1534,6 +1572,11 @@ public: bool fix_index(); void init_search(bool no_order); + bool check_vcol_func_processor(uchar *int_arg) + { + /* TODO: consider adding in support for the MATCH-based virtual columns */ + return trace_unsupported_by_check_vcol_func_processor(func_name()); + } }; @@ -1553,6 +1596,17 @@ public: longlong val_int(); const char *func_name() const { return "is_free_lock"; } void fix_length_and_dec() { decimals=0; max_length=1; maybe_null=1;} + bool check_vcol_func_processor(uchar *int_arg) + { +#if 0 + DBUG_ENTER("Item_func_is_free_lock::check_vcol_func_processor"); + DBUG_PRINT("info", + ("check_vcol_func_processor returns TRUE: unsupported function")); + DBUG_RETURN(TRUE); +#else + return trace_unsupported_by_check_vcol_func_processor(func_name()); +#endif + } }; class Item_func_is_used_lock :public Item_int_func @@ -1563,6 +1617,10 @@ public: longlong val_int(); const char *func_name() const { return "is_used_lock"; } void fix_length_and_dec() { decimals=0; max_length=10; maybe_null=1;} + bool check_vcol_func_processor(uchar *int_arg) + { + return trace_unsupported_by_check_vcol_func_processor(func_name()); + } }; /* For type casts */ @@ -1582,6 +1640,11 @@ public: longlong val_int(); const char *func_name() const { return "row_count"; } void fix_length_and_dec() { decimals= 0; maybe_null=0; } + bool check_vcol_func_processor(uchar *int_arg) + { + + return trace_unsupported_by_check_vcol_func_processor(func_name()); + } }; @@ -1690,6 +1753,10 @@ public: { return sp_result_field; } + bool check_vcol_func_processor(uchar *int_arg) + { + return trace_unsupported_by_check_vcol_func_processor(func_name()); + } }; @@ -1700,6 +1767,10 @@ public: longlong val_int(); const char *func_name() const { return "found_rows"; } void fix_length_and_dec() { decimals= 0; maybe_null=0; } + bool check_vcol_func_processor(uchar *int_arg) + { + return trace_unsupported_by_check_vcol_func_processor(func_name()); + } }; @@ -1714,5 +1785,9 @@ public: void fix_length_and_dec() { max_length= 21; unsigned_flag=1; } bool check_partition_func_processor(uchar *int_arg) {return FALSE;} + bool check_vcol_func_processor(uchar *int_arg) + { + return trace_unsupported_by_check_vcol_func_processor(func_name()); + } }; === modified file 'sql/item_row.h' --- a/sql/item_row.h 2008-02-22 10:30:33 +0000 +++ b/sql/item_row.h 2009-10-16 22:57:48 +0000 @@ -76,4 +76,5 @@ public: bool check_cols(uint c); bool null_inside() { return with_null; }; void bring_value(); -}; + bool check_vcol_func_processor(uchar *int_arg) {return FALSE; } + }; === modified file 'sql/item_strfunc.h' --- a/sql/item_strfunc.h 2009-09-07 20:50:10 +0000 +++ b/sql/item_strfunc.h 2009-10-16 22:57:48 +0000 @@ -344,6 +344,10 @@ public: String *val_str(String *); void fix_length_and_dec() { maybe_null=1; max_length = 13; } const char *func_name() const { return "encrypt"; } + bool check_vcol_func_processor(uchar *int_arg) + { + return trace_unsupported_by_check_vcol_func_processor(func_name()); + } }; #include "sql_crypt.h" @@ -381,6 +385,11 @@ public: call */ virtual const char *fully_qualified_func_name() const = 0; + bool check_vcol_func_processor(uchar *int_arg) + { + return trace_unsupported_by_check_vcol_func_processor( + fully_qualified_func_name()); + } }; @@ -644,6 +653,10 @@ public: maybe_null=1; max_length=MAX_BLOB_WIDTH; } + bool check_vcol_func_processor(uchar *int_arg) + { + return trace_unsupported_by_check_vcol_func_processor(func_name()); + } }; @@ -840,5 +853,9 @@ public: } const char *func_name() const{ return "uuid"; } String *val_str(String *); + bool check_vcol_func_processor(uchar *int_arg) + { + return trace_unsupported_by_check_vcol_func_processor(func_name()); + } }; === modified file 'sql/item_subselect.h' --- a/sql/item_subselect.h 2009-08-31 20:02:09 +0000 +++ b/sql/item_subselect.h 2009-10-16 22:57:48 +0000 @@ -136,6 +136,10 @@ public: bool walk(Item_processor processor, bool walk_subquery, uchar *arg); bool mark_as_eliminated_processor(uchar *arg); bool enumerate_field_refs_processor(uchar *arg); + bool check_vcol_func_processor(uchar *int_arg) + { + return trace_unsupported_by_check_vcol_func_processor("subselect"); + } /** Get the SELECT_LEX structure associated with this Item. === modified file 'sql/item_sum.h' --- a/sql/item_sum.h 2009-09-15 10:46:35 +0000 +++ b/sql/item_sum.h 2009-10-16 22:57:48 +0000 @@ -399,6 +399,10 @@ public: Item *get_arg(int i) { return args[i]; } Item *set_arg(int i, THD *thd, Item *new_val); uint get_arg_count() { return arg_count; } + bool check_vcol_func_processor(uchar *int_arg) + { + return trace_unsupported_by_check_vcol_func_processor(func_name()); + } }; @@ -679,6 +683,10 @@ public: } void fix_length_and_dec() {} enum Item_result result_type () const { return hybrid_type; } + bool check_vcol_func_processor(uchar *int_arg) + { + return trace_unsupported_by_check_vcol_func_processor("avg_field"); + } }; @@ -747,6 +755,10 @@ public: } void fix_length_and_dec() {} enum Item_result result_type () const { return hybrid_type; } + bool check_vcol_func_processor(uchar *int_arg) + { + return trace_unsupported_by_check_vcol_func_processor("var_field"); + } }; === modified file 'sql/item_timefunc.h' --- a/sql/item_timefunc.h 2009-02-07 15:50:31 +0000 +++ b/sql/item_timefunc.h 2009-10-16 22:57:48 +0000 @@ -70,6 +70,7 @@ public: enum_monotonicity_info get_monotonicity_info() const; longlong val_int_endpoint(bool left_endp, bool *incl_endp); bool check_partition_func_processor(uchar *int_arg) {return FALSE;} + bool check_vcol_func_processor(uchar *int_arg) { return FALSE;} }; @@ -86,6 +87,7 @@ public: maybe_null=1; } bool check_partition_func_processor(uchar *int_arg) {return FALSE;} + bool check_vcol_func_processor(uchar *int_arg) { return FALSE;} }; @@ -111,6 +113,7 @@ public: maybe_null=1; } bool check_partition_func_processor(uchar *int_arg) {return FALSE;} + bool check_vcol_func_processor(uchar *int_arg) { return FALSE;} }; @@ -124,6 +127,7 @@ public: enum Item_result result_type () const { return STRING_RESULT; } void fix_length_and_dec(); bool check_partition_func_processor(uchar *int_arg) {return TRUE;} + bool check_vcol_func_processor(uchar *int_arg) {return FALSE;} }; @@ -140,6 +144,7 @@ public: maybe_null=1; } bool check_partition_func_processor(uchar *int_arg) {return FALSE;} + bool check_vcol_func_processor(uchar *int_arg) { return FALSE;} }; @@ -156,6 +161,7 @@ public: maybe_null=1; } bool check_partition_func_processor(uchar *int_arg) {return FALSE;} + bool check_vcol_func_processor(uchar *int_arg) { return FALSE;} }; @@ -172,6 +178,7 @@ public: maybe_null=1; } bool check_partition_func_processor(uchar *int_arg) {return FALSE;} + bool check_vcol_func_processor(uchar *int_arg) { return FALSE;} }; @@ -188,6 +195,7 @@ public: maybe_null=1; } bool check_partition_func_processor(uchar *int_arg) {return FALSE;} + bool check_vcol_func_processor(uchar *int_arg) { return FALSE;} }; @@ -204,6 +212,7 @@ public: maybe_null=1; } bool check_partition_func_processor(uchar *int_arg) {return FALSE;} + bool check_vcol_func_processor(uchar *int_arg) { return FALSE;} }; @@ -234,6 +243,7 @@ public: maybe_null=1; } bool check_partition_func_processor(uchar *int_arg) {return FALSE;} + bool check_vcol_func_processor(uchar *int_arg) { return FALSE;} }; @@ -252,6 +262,7 @@ public: maybe_null=1; } bool check_partition_func_processor(uchar *int_arg) {return FALSE;} + bool check_vcol_func_processor(uchar *int_arg) { return FALSE;} }; @@ -282,6 +293,7 @@ public: maybe_null=1; } bool check_partition_func_processor(uchar *int_arg) {return FALSE;} + bool check_vcol_func_processor(uchar *int_arg) { return FALSE;} }; class Item_func_dayname :public Item_func_weekday @@ -294,6 +306,7 @@ class Item_func_dayname :public Item_fun enum Item_result result_type () const { return STRING_RESULT; } void fix_length_and_dec(); bool check_partition_func_processor(uchar *int_arg) {return TRUE;} + bool check_vcol_func_processor(uchar *int_arg) { return FALSE;} }; @@ -310,6 +323,14 @@ public: decimals=0; max_length=10*MY_CHARSET_BIN_MB_MAXLEN; } + bool check_vcol_func_processor(uchar *int_arg) + { + /* + TODO: Allow UNIX_TIMESTAMP called with an argument to be a part + of the expression for a virtual column + */ + return trace_unsupported_by_check_vcol_func_processor(func_name()); + } }; @@ -325,6 +346,7 @@ public: max_length=10*MY_CHARSET_BIN_MB_MAXLEN; } bool check_partition_func_processor(uchar *int_arg) {return FALSE;} + bool check_vcol_func_processor(uchar *int_arg) { return FALSE;} }; @@ -445,6 +467,10 @@ public: */ virtual void store_now_in_TIME(MYSQL_TIME *now_time)=0; bool result_as_longlong() { return TRUE; } + bool check_vcol_func_processor(uchar *int_arg) + { + return trace_unsupported_by_check_vcol_func_processor(func_name()); + } }; @@ -481,6 +507,10 @@ public: void fix_length_and_dec(); bool get_date(MYSQL_TIME *res, uint fuzzy_date); virtual void store_now_in_TIME(MYSQL_TIME *now_time)=0; + bool check_vcol_func_processor(uchar *int_arg) + { + return trace_unsupported_by_check_vcol_func_processor(func_name()); + } }; @@ -521,6 +551,10 @@ public: void fix_length_and_dec(); bool get_date(MYSQL_TIME *res, uint fuzzy_date); virtual void store_now_in_TIME(MYSQL_TIME *now_time)=0; + bool check_vcol_func_processor(uchar *int_arg) + { + return trace_unsupported_by_check_vcol_func_processor(func_name()); + } }; @@ -578,6 +612,7 @@ public: const char *func_name() const { return "from_days"; } bool get_date(MYSQL_TIME *res, uint fuzzy_date); bool check_partition_func_processor(uchar *int_arg) {return FALSE;} + bool check_vcol_func_processor(uchar *int_arg) { return FALSE;} }; @@ -705,6 +740,7 @@ class Item_extract :public Item_int_func bool eq(const Item *item, bool binary_cmp) const; virtual void print(String *str, enum_query_type query_type); bool check_partition_func_processor(uchar *int_arg) {return FALSE;} + bool check_vcol_func_processor(uchar *int_arg) { return FALSE;} }; @@ -953,6 +989,7 @@ public: maybe_null=1; } bool check_partition_func_processor(uchar *int_arg) {return FALSE;} + bool check_vcol_func_processor(uchar *int_arg) { return FALSE;} }; === modified file 'sql/item_xmlfunc.cc' --- a/sql/item_xmlfunc.cc 2009-09-07 20:50:10 +0000 +++ b/sql/item_xmlfunc.cc 2009-10-16 22:57:48 +0000 @@ -220,6 +220,11 @@ public: collation.collation= pxml->charset(); } const char *func_name() const { return "nodeset"; } + bool check_vcol_func_processor(uchar *int_arg) + { + return trace_unsupported_by_check_vcol_func_processor(func_name()); + } + }; @@ -526,6 +531,10 @@ public: enum Type type() const { return XPATH_NODESET_CMP; }; const char *func_name() const { return "xpath_nodeset_to_const_comparator"; } bool is_bool_func() { return 1; } + bool check_vcol_func_processor(uchar *int_arg) + { + return trace_unsupported_by_check_vcol_func_processor(func_name()); + } longlong val_int() { === modified file 'sql/item_xmlfunc.h' --- a/sql/item_xmlfunc.h 2007-11-21 12:00:09 +0000 +++ b/sql/item_xmlfunc.h 2009-10-16 22:57:48 +0000 @@ -40,6 +40,10 @@ public: } void fix_length_and_dec(); String *parse_xml(String *raw_xml, String *parsed_xml_buf); + bool check_vcol_func_processor(uchar *int_arg) + { + return trace_unsupported_by_check_vcol_func_processor(func_name()); + } }; === modified file 'sql/lex.h' --- a/sql/lex.h 2009-09-07 20:50:10 +0000 +++ b/sql/lex.h 2009-10-16 22:57:48 +0000 @@ -62,6 +62,7 @@ static SYMBOL symbols[] = { { "ALL", SYM(ALL)}, { "ALGORITHM", SYM(ALGORITHM_SYM)}, { "ALTER", SYM(ALTER)}, + { "ALWAYS", SYM(ALWAYS_SYM)}, { "ANALYZE", SYM(ANALYZE_SYM)}, { "AND", SYM(AND_SYM)}, { "ANY", SYM(ANY_SYM)}, @@ -220,6 +221,7 @@ static SYMBOL symbols[] = { { "FULL", SYM(FULL)}, { "FULLTEXT", SYM(FULLTEXT_SYM)}, { "FUNCTION", SYM(FUNCTION_SYM)}, + { "GENERATED", SYM(GENERATED_SYM)}, { "GEOMETRY", SYM(GEOMETRY_SYM)}, { "GEOMETRYCOLLECTION",SYM(GEOMETRYCOLLECTION)}, { "GET_FORMAT", SYM(GET_FORMAT)}, @@ -385,14 +387,16 @@ static SYMBOL symbols[] = { { "OUTFILE", SYM(OUTFILE)}, { "OWNER", SYM(OWNER_SYM)}, { "PACK_KEYS", SYM(PACK_KEYS_SYM)}, - { "PARSER", SYM(PARSER_SYM)}, { "PAGE", SYM(PAGE_SYM)}, { "PAGE_CHECKSUM", SYM(PAGE_CHECKSUM_SYM)}, + { "PARSER", SYM(PARSER_SYM)}, + { "PARSE_VCOL_EXPR", SYM(PARSE_VCOL_EXPR_SYM)}, { "PARTIAL", SYM(PARTIAL)}, { "PARTITION", SYM(PARTITION_SYM)}, { "PARTITIONING", SYM(PARTITIONING_SYM)}, { "PARTITIONS", SYM(PARTITIONS_SYM)}, { "PASSWORD", SYM(PASSWORD)}, + { "PERSISTENT", SYM(PERSISTENT_SYM)}, { "PHASE", SYM(PHASE_SYM)}, { "PLUGIN", SYM(PLUGIN_SYM)}, { "PLUGINS", SYM(PLUGINS_SYM)}, @@ -581,13 +585,14 @@ static SYMBOL symbols[] = { { "VARCHARACTER", SYM(VARCHAR)}, { "VARIABLES", SYM(VARIABLES)}, { "VARYING", SYM(VARYING)}, + { "VIEW", SYM(VIEW_SYM)}, + { "VIRTUAL", SYM(VIRTUAL_SYM)}, { "WAIT", SYM(WAIT_SYM)}, { "WARNINGS", SYM(WARNINGS)}, { "WEEK", SYM(WEEK_SYM)}, { "WHEN", SYM(WHEN_SYM)}, { "WHERE", SYM(WHERE)}, { "WHILE", SYM(WHILE_SYM)}, - { "VIEW", SYM(VIEW_SYM)}, { "WITH", SYM(WITH)}, { "WORK", SYM(WORK_SYM)}, { "WRAPPER", SYM(WRAPPER_SYM)}, === modified file 'sql/mysql_priv.h' --- a/sql/mysql_priv.h 2009-09-15 10:46:35 +0000 +++ b/sql/mysql_priv.h 2009-10-16 22:57:48 +0000 @@ -1350,6 +1350,7 @@ find_field_in_table(THD *thd, TABLE *tab bool allow_rowid, uint *cached_field_index_ptr); Field * find_field_in_table_sef(TABLE *table, const char *name); +int update_virtual_fields(TABLE *table, bool ignore_stored= FALSE); #endif /* MYSQL_SERVER */ @@ -1470,14 +1471,16 @@ bool add_field_to_list(THD *thd, LEX_STR LEX_STRING *comment, char *change, List<String> *interval_list, CHARSET_INFO *cs, - uint uint_geom_type); + uint uint_geom_type, + Virtual_column_info *vcol_info); Create_field * new_create_field(THD *thd, char *field_name, enum_field_types type, char *length, char *decimals, uint type_modifier, Item *default_value, Item *on_update_value, LEX_STRING *comment, char *change, List<String> *interval_list, CHARSET_INFO *cs, - uint uint_geom_type); + uint uint_geom_type, + Virtual_column_info *vcol_info); void store_position_for_column(const char *name); bool add_to_list(THD *thd, SQL_LIST &list,Item *group,bool asc); bool push_new_name_resolution_context(THD *thd, === modified file 'sql/procedure.h' --- a/sql/procedure.h 2008-03-21 15:48:28 +0000 +++ b/sql/procedure.h 2009-10-16 22:57:48 +0000 @@ -42,7 +42,11 @@ public: { init_make_field(tmp_field,field_type()); } - unsigned int size_of() { return sizeof(*this);} + unsigned int size_of() { return sizeof(*this);} + bool check_vcol_func_processor(uchar *int_arg) + { + return trace_unsupported_by_check_vcol_func_processor("proc"); + } }; class Item_proc_real :public Item_proc === modified file 'sql/records.cc' --- a/sql/records.cc 2009-05-06 12:03:24 +0000 +++ b/sql/records.cc 2009-10-16 22:57:48 +0000 @@ -323,6 +323,7 @@ static int rr_quick(READ_RECORD *info) break; } } + update_virtual_fields(info->table); return tmp; } @@ -395,6 +396,8 @@ int rr_sequential(READ_RECORD *info) break; } } + if (!tmp) + update_virtual_fields(info->table); return tmp; } === modified file 'sql/share/errmsg.txt' --- a/sql/share/errmsg.txt 2009-09-15 11:55:37 +0000 +++ b/sql/share/errmsg.txt 2009-10-16 22:57:48 +0000 @@ -6206,3 +6206,30 @@ ER_TOO_MANY_CONCURRENT_TRXS WARN_NON_ASCII_SEPARATOR_NOT_IMPLEMENTED eng "Non-ASCII separator arguments are not fully supported" + +ER_VCOL_BASED_ON_VCOL + eng "A computed column cannot be based on a computed column" + +ER_VIRTUAL_COLUMN_FUNCTION_IS_NOT_ALLOWED + eng "Function or expression is not allowed for column '%s'." + +ER_DATA_CONVERSION_ERROR_FOR_VIRTUAL_COLUMN + eng "Generated value for computed column '%s' cannot be converted to type '%s'." + +ER_PRIMARY_KEY_BASED_ON_VIRTUAL_COLUMN + eng "Primary key cannot be defined upon a computed column." + +ER_KEY_BASED_ON_GENERATED_VIRTUAL_COLUMN + eng "Key/Index cannot be defined on a non-stored computed column." + +ER_WRONG_FK_OPTION_FOR_VIRTUAL_COLUMN + eng "Cannot define foreign key with %s clause on a computed column." + +ER_WARNING_NON_DEFAULT_VALUE_FOR_VIRTUAL_COLUMN + eng "The value specified for computed column '%s' in table '%s' ignored." + +ER_UNSUPPORTED_ACTION_ON_VIRTUAL_COLUMN + eng "'%s' is not yet supported for computed columns." + +ER_CONST_EXPR_IN_VCOL + eng "Constant expression in computed column function is not allowed." === modified file 'sql/sp_head.cc' --- a/sql/sp_head.cc 2009-09-15 10:46:35 +0000 +++ b/sql/sp_head.cc 2009-10-16 22:57:48 +0000 @@ -816,6 +816,8 @@ sp_head::create_result_field(uint field_ m_return_field_def.interval, field_name ? field_name : (const char *) m_name.str); + field->vcol_info= m_return_field_def.vcol_info; + field->stored_in_db= m_return_field_def.stored_in_db; if (field) field->init(table); @@ -2197,7 +2199,8 @@ sp_head::fill_field_definition(THD *thd, &lex->interval_list, lex->charset ? lex->charset : thd->variables.collation_database, - lex->uint_geom_type)) + lex->uint_geom_type, + lex->vcol_info)) return TRUE; if (field_def->interval_list.elements) === modified file 'sql/sql_base.cc' --- a/sql/sql_base.cc 2009-09-07 20:50:10 +0000 +++ b/sql/sql_base.cc 2009-10-16 22:57:48 +0000 @@ -5594,6 +5594,9 @@ static void update_field_dependencies(TH table->covering_keys.intersect(field->part_of_key); table->merge_keys.merge(field->part_of_key); + if (field->vcol_info) + table->mark_virtual_col(field); + if (thd->mark_used_columns == MARK_COLUMNS_READ) current_bitmap= table->read_set; else @@ -7887,6 +7890,12 @@ insert_fields(THD *thd, Name_resolution_ { /* Mark fields as used to allow storage engine to optimze access */ bitmap_set_bit(field->table->read_set, field->field_index); + /* + Mark virtual fields for write and others that the virtual fields + depend on for read. + */ + if (field->vcol_info) + field->table->mark_virtual_col(field); if (table) { table->covering_keys.intersect(field->part_of_key); @@ -8098,7 +8107,10 @@ fill_record(THD * thd, List<Item> &field Item *value, *fld; Item_field *field; TABLE *table= 0; + List<TABLE> tbl_list; + bool abort_on_warning_saved= thd->abort_on_warning; DBUG_ENTER("fill_record"); + tbl_list.empty(); /* Reset the table->auto_increment_field_not_null as it is valid for @@ -8132,14 +8144,54 @@ fill_record(THD * thd, List<Item> &field table= rfield->table; if (rfield == table->next_number_field) table->auto_increment_field_not_null= TRUE; + if (rfield->vcol_info && + value->type() != Item::DEFAULT_VALUE_ITEM && + value->type() != Item::NULL_ITEM && + table->s->table_category != TABLE_CATEGORY_TEMPORARY) + { + thd->abort_on_warning= FALSE; + push_warning_printf(thd, MYSQL_ERROR::WARN_LEVEL_WARN, + ER_WARNING_NON_DEFAULT_VALUE_FOR_VIRTUAL_COLUMN, + ER(ER_WARNING_NON_DEFAULT_VALUE_FOR_VIRTUAL_COLUMN), + rfield->field_name, table->s->table_name.str); + thd->abort_on_warning= abort_on_warning_saved; + } if ((value->save_in_field(rfield, 0) < 0) && !ignore_errors) { my_message(ER_UNKNOWN_ERROR, ER(ER_UNKNOWN_ERROR), MYF(0)); goto err; } + tbl_list.push_back(table); + } + /* Update virtual fields*/ + thd->abort_on_warning= FALSE; + if (tbl_list.head()) + { + List_iterator_fast<TABLE> it(tbl_list); + TABLE *prev_table= 0; + while ((table= it++)) + { + /* + Do simple optimization to prevent unnecessary re-generating + values for virtual fields + */ + if (table != prev_table) + { + prev_table= table; + if (table->vfield) + { + if (update_virtual_fields(table, TRUE)) + { + goto err; + } + } + } + } } + thd->abort_on_warning= abort_on_warning_saved; DBUG_RETURN(thd->is_error()); err: + thd->abort_on_warning= abort_on_warning_saved; if (table) table->auto_increment_field_not_null= FALSE; DBUG_RETURN(TRUE); @@ -8175,9 +8227,31 @@ fill_record_n_invoke_before_triggers(THD Table_triggers_list *triggers, enum trg_event_type event) { - return (fill_record(thd, fields, values, ignore_errors) || - (triggers && triggers->process_triggers(thd, event, - TRG_ACTION_BEFORE, TRUE))); + bool result; + result= (fill_record(thd, fields, values, ignore_errors) || + (triggers && triggers->process_triggers(thd, event, + TRG_ACTION_BEFORE, TRUE))); + /* + Re-calculate virtual fields to cater for cases when base columns are + updated by the triggers. + */ + if (!result && triggers) + { + TABLE *table= 0; + List_iterator_fast<Item> f(fields); + Item *fld; + Item_field *item_field; + if (fields.elements) + { + fld= (Item_field*)f++; + item_field= fld->filed_for_view_update(); + if (item_field && item_field->field && + (table= item_field->field->table) && + table->vfield) + result= update_virtual_fields(table, TRUE); + } + } + return result; } @@ -8205,11 +8279,14 @@ bool fill_record(THD *thd, Field **ptr, List<Item> &values, bool ignore_errors) { List_iterator_fast<Item> v(values); + List<TABLE> tbl_list; Item *value; TABLE *table= 0; + bool abort_on_warning_saved= thd->abort_on_warning; DBUG_ENTER("fill_record"); Field *field; + tbl_list.empty(); /* Reset the table->auto_increment_field_not_null as it is valid for only one row. @@ -8229,12 +8306,52 @@ fill_record(THD *thd, Field **ptr, List< table= field->table; if (field == table->next_number_field) table->auto_increment_field_not_null= TRUE; + if (field->vcol_info && + value->type() != Item::DEFAULT_VALUE_ITEM && + value->type() != Item::NULL_ITEM && + table->s->table_category != TABLE_CATEGORY_TEMPORARY) + { + thd->abort_on_warning= FALSE; + push_warning_printf(thd, MYSQL_ERROR::WARN_LEVEL_WARN, + ER_WARNING_NON_DEFAULT_VALUE_FOR_VIRTUAL_COLUMN, + ER(ER_WARNING_NON_DEFAULT_VALUE_FOR_VIRTUAL_COLUMN), + field->field_name, table->s->table_name.str); + thd->abort_on_warning= abort_on_warning_saved; + } if (value->save_in_field(field, 0) < 0) goto err; + tbl_list.push_back(table); + } + /* Update virtual fields*/ + thd->abort_on_warning= FALSE; + if (tbl_list.head()) + { + List_iterator_fast<TABLE> t(tbl_list); + TABLE *prev_table= 0; + while ((table= t++)) + { + /* + Do simple optimization to prevent unnecessary re-generating + values for virtual fields + */ + if (table != prev_table) + { + prev_table= table; + if (table->vfield) + { + if (update_virtual_fields(table, TRUE)) + { + goto err; + } + } + } + } } + thd->abort_on_warning= abort_on_warning_saved; DBUG_RETURN(thd->is_error()); err: + thd->abort_on_warning= abort_on_warning_saved; if (table) table->auto_increment_field_not_null= FALSE; DBUG_RETURN(TRUE); @@ -8270,9 +8387,22 @@ fill_record_n_invoke_before_triggers(THD Table_triggers_list *triggers, enum trg_event_type event) { - return (fill_record(thd, ptr, values, ignore_errors) || - (triggers && triggers->process_triggers(thd, event, - TRG_ACTION_BEFORE, TRUE))); + bool result; + result= (fill_record(thd, ptr, values, ignore_errors) || + (triggers && triggers->process_triggers(thd, event, + TRG_ACTION_BEFORE, TRUE))); + /* + Re-calculate virtual fields to cater for cases when base columns are + updated by the triggers. + */ + if (!result && triggers && *ptr) + { + TABLE *table= (*ptr)->table; + if (table->vfield) + result= update_virtual_fields(table, TRUE); + } + return result; + } === modified file 'sql/sql_class.cc' --- a/sql/sql_class.cc 2009-09-15 10:46:35 +0000 +++ b/sql/sql_class.cc 2009-10-16 22:57:48 +0000 @@ -194,6 +194,59 @@ bool foreign_key_prefix(Key *a, Key *b) #endif } +/* + @brief + Check if the foreign key options are compatible with the specification + of the columns on which the key is created + + @retval + FALSE The foreign key options are compatible with key columns + @retval + TRUE Otherwise +*/ +bool Foreign_key::validate(List<Create_field> &table_fields) +{ + Create_field *sql_field; + Key_part_spec *column; + List_iterator<Key_part_spec> cols(columns); + List_iterator<Create_field> it(table_fields); + DBUG_ENTER("Foreign_key::validate"); + while ((column= cols++)) + { + it.rewind(); + while ((sql_field= it++) && + my_strcasecmp(system_charset_info, + column->field_name, + sql_field->field_name)) {} + if (!sql_field) + { + my_error(ER_KEY_COLUMN_DOES_NOT_EXITS, MYF(0), column->field_name); + DBUG_RETURN(TRUE); + } + if (type == Key::FOREIGN_KEY && sql_field->vcol_info) + { + if (delete_opt == FK_OPTION_SET_NULL) + { + my_error(ER_WRONG_FK_OPTION_FOR_VIRTUAL_COLUMN, MYF(0), + "ON DELETE SET NULL"); + DBUG_RETURN(TRUE); + } + if (update_opt == FK_OPTION_SET_NULL) + { + my_error(ER_WRONG_FK_OPTION_FOR_VIRTUAL_COLUMN, MYF(0), + "ON UPDATE SET NULL"); + DBUG_RETURN(TRUE); + } + if (update_opt == FK_OPTION_CASCADE) + { + my_error(ER_WRONG_FK_OPTION_FOR_VIRTUAL_COLUMN, MYF(0), + "ON UPDATE CASCADE"); + DBUG_RETURN(TRUE); + } + } + } + DBUG_RETURN(FALSE); +} /**************************************************************************** ** Thread specific functions === modified file 'sql/sql_class.h' --- a/sql/sql_class.h 2009-09-15 10:46:35 +0000 +++ b/sql/sql_class.h 2009-10-16 22:57:48 +0000 @@ -249,6 +249,8 @@ public: */ virtual Key *clone(MEM_ROOT *mem_root) const { return new (mem_root) Foreign_key(*this, mem_root); } + /* Used to validate foreign key options */ + bool validate(List<Create_field> &table_fields); }; typedef struct st_mysql_lock === modified file 'sql/sql_handler.cc' --- a/sql/sql_handler.cc 2009-07-15 23:23:57 +0000 +++ b/sql/sql_handler.cc 2009-10-16 22:57:48 +0000 @@ -666,6 +666,8 @@ retry: } goto ok; } + /* Generate values for virtual fields */ + update_virtual_fields(table); if (cond && !cond->val_int()) continue; if (num_rows >= offset_limit_cnt) === modified file 'sql/sql_insert.cc' --- a/sql/sql_insert.cc 2009-09-07 20:50:10 +0000 +++ b/sql/sql_insert.cc 2009-10-16 22:57:48 +0000 @@ -280,6 +280,9 @@ static int check_insert_fields(THD *thd, } } } + /* Mark virtual columns used in the insert statement */ + if (table->vfield) + table->mark_virtual_columns_for_write(); // For the values we need select_priv #ifndef NO_EMBEDDED_ACCESS_CHECKS table->grant.want_privilege= (SELECT_ACL & ~table->grant.privilege); === modified file 'sql/sql_lex.cc' --- a/sql/sql_lex.cc 2009-09-15 10:46:35 +0000 +++ b/sql/sql_lex.cc 2009-10-16 22:57:48 +0000 @@ -340,6 +340,7 @@ void lex_start(THD *thd) lex->reset_query_tables_list(FALSE); lex->expr_allows_subselect= TRUE; lex->use_only_table_context= FALSE; + lex->parse_vcol_expr= FALSE; lex->name.str= 0; lex->name.length= 0; === modified file 'sql/sql_lex.h' --- a/sql/sql_lex.h 2009-09-15 10:46:35 +0000 +++ b/sql/sql_lex.h 2009-10-16 22:57:48 +0000 @@ -1544,6 +1544,7 @@ typedef struct st_lex : public Query_tab LEX_USER *grant_user; XID *xid; THD *thd; + Virtual_column_info *vcol_info; /* maintain a list of used plugins for this LEX */ DYNAMIC_ARRAY plugins; @@ -1626,6 +1627,14 @@ typedef struct st_lex : public Query_tab syntax error back. */ bool expr_allows_subselect; + /* + A special command "PARSE_VCOL_EXPR" is defined for the parser + to translate a defining expression of a virtual column into an + Item object. + The following flag is used to prevent other applications to use + this command. + */ + bool parse_vcol_expr; thr_lock_type lock_option; enum SSL_type ssl_type; /* defined in violite.h */ === modified file 'sql/sql_parse.cc' --- a/sql/sql_parse.cc 2009-09-15 10:46:35 +0000 +++ b/sql/sql_parse.cc 2009-10-16 22:57:48 +0000 @@ -6055,7 +6055,8 @@ bool add_field_to_list(THD *thd, LEX_STR LEX_STRING *comment, char *change, List<String> *interval_list, CHARSET_INFO *cs, - uint uint_geom_type) + uint uint_geom_type, + Virtual_column_info *vcol_info) { register Create_field *new_field; LEX *lex= thd->lex; @@ -6141,7 +6142,7 @@ bool add_field_to_list(THD *thd, LEX_STR if (!(new_field= new Create_field()) || new_field->init(thd, field_name->str, type, length, decimals, type_modifier, default_value, on_update_value, comment, change, - interval_list, cs, uint_geom_type)) + interval_list, cs, uint_geom_type, vcol_info)) DBUG_RETURN(1); lex->alter_info.create_list.push_back(new_field); === modified file 'sql/sql_partition.cc' --- a/sql/sql_partition.cc 2009-09-07 20:50:10 +0000 +++ b/sql/sql_partition.cc 2009-10-16 22:57:48 +0000 @@ -975,7 +975,8 @@ bool fix_fields_part_func(THD *thd, Item thd->lex->use_only_table_context= TRUE; thd->lex->current_select->cur_pos_in_select_list= UNDEF_POS; - error= func_expr->fix_fields(thd, (Item**)&func_expr); + if (!(error= func_expr->fix_fields(thd, (Item**)&func_expr))) + func_expr->walk(&Item::vcol_in_partition_func_processor, 0, NULL); thd->lex->use_only_table_context= save_use_only_table_context; === modified file 'sql/sql_select.cc' --- a/sql/sql_select.cc 2009-09-15 10:46:35 +0000 +++ b/sql/sql_select.cc 2009-10-16 22:57:48 +0000 @@ -9761,6 +9761,10 @@ void setup_tmp_table_column_bitmaps(TABL bitmap_init(&table->tmp_set, (my_bitmap_map*) (bitmaps+ bitmap_buffer_size(field_count)), field_count, FALSE); + bitmap_init(&table->vcol_set, + (my_bitmap_map*) (bitmaps+ 2+bitmap_buffer_size(field_count)), + field_count, FALSE); + /* write_set and all_set are copies of read_set */ table->def_write_set= table->def_read_set; table->s->all_set= table->def_read_set; @@ -9908,7 +9912,7 @@ create_tmp_table(THD *thd,TMP_TABLE_PARA &tmpname, (uint) strlen(path)+1, &group_buff, (group && ! using_unique_constraint ? param->group_length : 0), - &bitmaps, bitmap_buffer_size(field_count)*2, + &bitmaps, bitmap_buffer_size(field_count)*3, NullS)) { if (temp_pool_slot != MY_BIT_NONE) @@ -10512,7 +10516,7 @@ TABLE *create_virtual_tmp_table(THD *thd &share, sizeof(*share), &field, (field_count + 1) * sizeof(Field*), &blob_field, (field_count+1) *sizeof(uint), - &bitmaps, bitmap_buffer_size(field_count)*2, + &bitmaps, bitmap_buffer_size(field_count)*3, NullS)) return 0; @@ -11475,6 +11479,7 @@ evaluate_join_record(JOIN *join, JOIN_TA return NESTED_LOOP_KILLED; /* purecov: inspected */ } DBUG_PRINT("info", ("select cond 0x%lx", (ulong)select_cond)); + update_virtual_fields(join_tab->table); if (!select_cond || select_cond->val_int()) { /* @@ -11684,6 +11689,8 @@ flush_cached_records(JOIN *join,JOIN_TAB return NESTED_LOOP_KILLED; // Aborted by user /* purecov: inspected */ } SQL_SELECT *select=join_tab->select; + if (rc == NESTED_LOOP_OK) + update_virtual_fields(join_tab->table); if (rc == NESTED_LOOP_OK && (!join_tab->cache.select || !join_tab->cache.select->skip_record())) { @@ -11867,6 +11874,7 @@ join_read_system(JOIN_TAB *tab) empty_record(table); // Make empty record return -1; } + update_virtual_fields(table); store_record(table,record[1]); } else if (!table->status) // Only happens with left join @@ -11915,6 +11923,7 @@ join_read_const(JOIN_TAB *tab) return report_error(table, error); return -1; } + update_virtual_fields(table); store_record(table,record[1]); } else if (!(table->status & ~STATUS_NULL_ROW)) // Only happens with left join @@ -12174,6 +12183,7 @@ join_read_next(READ_RECORD *info) int error; if ((error=info->file->index_next(info->record))) return report_error(info->table, error); + return 0; } @@ -12201,6 +12211,7 @@ join_read_last(JOIN_TAB *tab) error= table->file->prepare_index_scan(); if (error || (error= tab->table->file->index_last(tab->table->record[0]))) return report_error(table, error); + return 0; } === modified file 'sql/sql_show.cc' --- a/sql/sql_show.cc 2009-09-23 11:03:47 +0000 +++ b/sql/sql_show.cc 2009-10-16 22:57:48 +0000 @@ -1185,6 +1185,19 @@ int store_create_info(THD *thd, TABLE_LI field->sql_type(type); packet->append(type.ptr(), type.length(), system_charset_info); + if (field->vcol_info) + { + packet->append(STRING_WITH_LEN(" AS (")); + packet->append(field->vcol_info->expr_str.str, + field->vcol_info->expr_str.length, + system_charset_info); + packet->append(STRING_WITH_LEN(")")); + if (field->stored_in_db) + packet->append(STRING_WITH_LEN(" PERSISTENT")); + else + packet->append(STRING_WITH_LEN(" VIRTUAL")); + } + if (field->has_charset() && !(thd->variables.sql_mode & (MODE_MYSQL323 | MODE_MYSQL40))) { @@ -1215,7 +1228,8 @@ int store_create_info(THD *thd, TABLE_LI packet->append(STRING_WITH_LEN(" NULL")); } - if (get_field_default_value(thd, table, field, &def_value, 1)) + if (!field->vcol_info && + get_field_default_value(thd, table, field, &def_value, 1)) { packet->append(STRING_WITH_LEN(" DEFAULT ")); packet->append(def_value.ptr(), def_value.length(), system_charset_info); @@ -3908,6 +3922,8 @@ static int get_schema_column_record(THD field->unireg_check != Field::TIMESTAMP_DN_FIELD) table->field[16]->store(STRING_WITH_LEN("on update CURRENT_TIMESTAMP"), cs); + if (field->vcol_info) + table->field[16]->store(STRING_WITH_LEN("VIRTUAL"), cs); table->field[18]->store(field->comment.str, field->comment.length, cs); if (schema_table_store_record(thd, table)) === modified file 'sql/sql_table.cc' --- a/sql/sql_table.cc 2009-09-18 01:04:43 +0000 +++ b/sql/sql_table.cc 2009-10-16 22:57:48 +0000 @@ -2441,7 +2441,8 @@ int prepare_create_field(Create_field *s (sql_field->decimals << FIELDFLAG_DEC_SHIFT)); break; } - if (!(sql_field->flags & NOT_NULL_FLAG)) + if (!(sql_field->flags & NOT_NULL_FLAG) || + (sql_field->vcol_info)) /* Make virtual columns allow NULL values */ sql_field->pack_flag|= FIELDFLAG_MAYBE_NULL; if (sql_field->flags & NO_DEFAULT_VALUE_FLAG) sql_field->pack_flag|= FIELDFLAG_NO_DEFAULT; @@ -2755,6 +2756,8 @@ mysql_prepare_create_table(THD *thd, HA_ null_fields--; sql_field->flags= dup_field->flags; sql_field->interval= dup_field->interval; + sql_field->vcol_info= dup_field->vcol_info; + sql_field->stored_in_db= dup_field->stored_in_db; it2.remove(); // Remove first (create) definition select_field_pos--; break; @@ -2787,7 +2790,23 @@ mysql_prepare_create_table(THD *thd, HA_ sql_field->offset= record_offset; if (MTYP_TYPENR(sql_field->unireg_check) == Field::NEXT_NUMBER) auto_increment++; - record_offset+= sql_field->pack_length; + /* + For now skip fields that are not physically stored in the database + (virtual fields) and update their offset later + (see the next loop). + */ + if (sql_field->stored_in_db) + record_offset+= sql_field->pack_length; + } + /* Update virtual fields' offset*/ + it.rewind(); + while ((sql_field=it++)) + { + if (!sql_field->stored_in_db) + { + sql_field->offset= record_offset; + record_offset+= sql_field->pack_length; + } } if (timestamps_with_niladic > 1) { @@ -2837,6 +2856,8 @@ mysql_prepare_create_table(THD *thd, HA_ if (key->type == Key::FOREIGN_KEY) { fk_key_count++; + if (((Foreign_key *)key)->validate(alter_info->create_list)) + DBUG_RETURN(TRUE); Foreign_key *fk_key= (Foreign_key*) key; if (fk_key->ref_columns.elements && fk_key->ref_columns.elements != fk_key->columns.elements) @@ -3123,6 +3144,17 @@ mysql_prepare_create_table(THD *thd, HA_ } } #endif + if (!sql_field->stored_in_db) + { + /* Key fields must always be physically stored. */ + my_error(ER_KEY_BASED_ON_GENERATED_VIRTUAL_COLUMN, MYF(0)); + DBUG_RETURN(TRUE); + } + if (key->type == Key::PRIMARY && sql_field->vcol_info) + { + my_error(ER_PRIMARY_KEY_BASED_ON_VIRTUAL_COLUMN, MYF(0)); + DBUG_RETURN(TRUE); + } if (!(sql_field->flags & NOT_NULL_FLAG)) { if (key->type == Key::PRIMARY) @@ -5644,6 +5676,19 @@ compare_tables(TABLE *table, DBUG_RETURN(0); } + /* + Check if the altered column is computed and either + is stored or is used in the partitioning expression. + TODO: Mark such a column with an alter flag only if + the defining expression has changed. + */ + if (field->vcol_info && + (field->stored_in_db || field->vcol_info->is_in_partitioning_expr())) + { + *need_copy_table= ALTER_TABLE_DATA_CHANGED; + DBUG_RETURN(0); + } + /* Don't pack rows in old tables if the user has requested this. */ if (create_info->row_type == ROW_TYPE_DYNAMIC || (tmp_new_field->flags & BLOB_FLAG) || @@ -6008,6 +6053,13 @@ mysql_prepare_alter_table(THD *thd, TABL if (def) { // Field is changed def->field=field; + if (field->stored_in_db != def->stored_in_db) + { + my_error(ER_UNSUPPORTED_ACTION_ON_VIRTUAL_COLUMN, + MYF(0), + "Changing the STORED status"); + goto err; + } if (!def->after) { new_create_list.push_back(def); @@ -6220,6 +6272,9 @@ mysql_prepare_alter_table(THD *thd, TABL Key *key; while ((key=key_it++)) // Add new keys { + if (key->type == Key::FOREIGN_KEY && + ((Foreign_key *)key)->validate(new_create_list)) + goto err; if (key->type != Key::FOREIGN_KEY) new_key_list.push_back(key); if (key->name && @@ -7600,6 +7655,7 @@ copy_data_between_tables(TABLE *from,TAB /* Tell handler that we have values for all columns in the to table */ to->use_all_columns(); + to->mark_virtual_columns_for_write(); init_read_record(&info, thd, from, (SQL_SELECT *) 0, 1, 1, FALSE); errpos= 4; if (ignore) @@ -7614,6 +7670,7 @@ copy_data_between_tables(TABLE *from,TAB error= 1; break; } + update_virtual_fields(from); thd->row_count++; /* Return error if source table isn't empty. */ if (error_if_not_empty) @@ -7634,6 +7691,12 @@ copy_data_between_tables(TABLE *from,TAB copy_ptr->do_copy(copy_ptr); } prev_insert_id= to->file->next_insert_id; + update_virtual_fields(to, TRUE); + if (thd->is_error()) + { + error= 1; + break; + } error=to->file->ha_write_row(to->record[0]); to->auto_increment_field_not_null= FALSE; if (error) === modified file 'sql/sql_yacc.yy' --- a/sql/sql_yacc.yy 2009-09-07 20:50:10 +0000 +++ b/sql/sql_yacc.yy 2009-10-16 22:57:48 +0000 @@ -549,6 +549,7 @@ bool my_yyoverflow(short **a, YYSTYPE ** %token ALGORITHM_SYM %token ALL /* SQL-2003-R */ %token ALTER /* SQL-2003-R */ +%token ALWAYS_SYM %token ANALYZE_SYM %token AND_AND_SYM /* OPERATOR */ %token AND_SYM /* SQL-2003-R */ @@ -715,6 +716,7 @@ bool my_yyoverflow(short **a, YYSTYPE ** %token FULLTEXT_SYM %token FUNCTION_SYM /* SQL-2003-R */ %token GE +%token GENERATED_SYM %token GEOMETRYCOLLECTION %token GEOMETRY_SYM %token GET_FORMAT /* MYSQL-FUNC */ @@ -892,11 +894,13 @@ bool my_yyoverflow(short **a, YYSTYPE ** %token PAGE_CHECKSUM_SYM %token PARAM_MARKER %token PARSER_SYM +%token PARSE_VCOL_EXPR_SYM %token PARTIAL /* SQL-2003-N */ %token PARTITIONING_SYM %token PARTITIONS_SYM %token PARTITION_SYM /* SQL-2003-R */ %token PASSWORD +%token PERSISTENT_SYM %token PHASE_SYM %token PLUGINS_SYM %token PLUGIN_SYM @@ -1090,6 +1094,7 @@ bool my_yyoverflow(short **a, YYSTYPE ** %token VARIANCE_SYM %token VARYING /* SQL-2003-R */ %token VAR_SAMP_SYM +%token VIRTUAL_SYM %token VIEW_SYM /* SQL-2003-N */ %token WAIT_SYM %token WARNINGS @@ -1149,7 +1154,7 @@ bool my_yyoverflow(short **a, YYSTYPE ** text_string opt_gconcat_separator %type <num> - type int_type real_type order_dir lock_option + type int_type real_type order_dir lock_option field_def udf_type if_exists opt_local opt_table_options table_options table_option opt_if_not_exists opt_no_write_to_binlog delete_option opt_temporary all_or_any opt_distinct @@ -1305,6 +1310,8 @@ bool my_yyoverflow(short **a, YYSTYPE ** init_key_options key_options key_opts key_opt key_using_alg server_def server_options_list server_option definer_opt no_definer definer + parse_vcol_expr vcol_opt_specifier vcol_opt_attribute + vcol_opt_attribute_list vcol_attribute END_OF_INPUT %type <NONE> call sp_proc_stmts sp_proc_stmts1 sp_proc_stmt @@ -1436,6 +1443,7 @@ statement: | lock | optimize | keycache + | parse_vcol_expr | partition_entry | preload | prepare @@ -4765,8 +4773,9 @@ field_spec: lex->default_value= lex->on_update_value= 0; lex->comment=null_lex_str; lex->charset=NULL; + lex->vcol_info= 0; } - type opt_attribute + field_def { LEX *lex=Lex; if (add_field_to_list(lex->thd, &$1, (enum enum_field_types) $3, @@ -4774,11 +4783,101 @@ field_spec: lex->default_value, lex->on_update_value, &lex->comment, lex->change,&lex->interval_list,lex->charset, - lex->uint_geom_type)) + lex->uint_geom_type, + lex->vcol_info)) MYSQL_YYABORT; } ; +field_def: + type opt_attribute {} + | type opt_generated_always AS '(' virtual_column_func ')' + vcol_opt_specifier + vcol_opt_attribute + { + $$= (enum enum_field_types)MYSQL_TYPE_VIRTUAL; + Lex->vcol_info->set_field_type((enum enum_field_types) $1); + } + ; + +opt_generated_always: + /* empty */ + | GENERATED_SYM ALWAYS_SYM {} + ; + +vcol_opt_specifier: + /* empty */ + { + Lex->vcol_info->set_stored_in_db_flag(FALSE); + } + | VIRTUAL_SYM + { + Lex->vcol_info->set_stored_in_db_flag(FALSE); + } + | PERSISTENT_SYM + { + Lex->vcol_info->set_stored_in_db_flag(TRUE); + } + ; + +vcol_opt_attribute: + /* empty */ {} + | vcol_opt_attribute_list {} + ; + +vcol_opt_attribute_list: + vcol_opt_attribute_list vcol_attribute {} + | vcol_attribute + ; + +vcol_attribute: + UNIQUE_SYM + { + LEX *lex=Lex; + lex->type|= UNIQUE_FLAG; + lex->alter_info.flags|= ALTER_ADD_INDEX; + } + | UNIQUE_SYM KEY_SYM + { + LEX *lex=Lex; + lex->type|= UNIQUE_KEY_FLAG; + lex->alter_info.flags|= ALTER_ADD_INDEX; + } + | COMMENT_SYM TEXT_STRING_sys { Lex->comment= $2; } + ; + +parse_vcol_expr: + PARSE_VCOL_EXPR_SYM '(' virtual_column_func ')' + { + /* + "PARSE_VCOL_EXPR" can only be used by the SQL server + when reading a '*.frm' file. + Prevent the end user from invoking this command. + */ + if (!Lex->parse_vcol_expr) + { + my_message(ER_SYNTAX_ERROR, ER(ER_SYNTAX_ERROR), MYF(0)); + MYSQL_YYABORT; + } + } + ; + +virtual_column_func: + remember_name expr remember_end + { + Lex->vcol_info= new Virtual_column_info(); + if (!Lex->vcol_info) + { + mem_alloc_error(sizeof(Virtual_column_info)); + MYSQL_YYABORT; + } + uint expr_len= (uint)($3 - $1) - 1; + Lex->vcol_info->expr_str.str= (char* ) sql_memdup($1 + 1, expr_len); + Lex->vcol_info->expr_str.length= expr_len; + Lex->vcol_info->expr_item= $2; + } + ; + type: int_type opt_field_length field_options { $$=$1; } | real_type opt_precision field_options { $$=$1; } @@ -5866,8 +5965,9 @@ alter_list_item: lex->comment=null_lex_str; lex->charset= NULL; lex->alter_info.flags|= ALTER_CHANGE_COLUMN; + lex->vcol_info= 0; } - type opt_attribute + field_def { LEX *lex=Lex; if (add_field_to_list(lex->thd,&$3, @@ -5876,7 +5976,8 @@ alter_list_item: lex->default_value, lex->on_update_value, &lex->comment, $3.str, &lex->interval_list, lex->charset, - lex->uint_geom_type)) + lex->uint_geom_type, + lex->vcol_info)) MYSQL_YYABORT; } opt_place @@ -11430,6 +11531,7 @@ keyword_sp: | AGAINST {} | AGGREGATE_SYM {} | ALGORITHM_SYM {} + | ALWAYS_SYM {} | ANY_SYM {} | AT_SYM {} | AUTHORS_SYM {} @@ -11499,6 +11601,7 @@ keyword_sp: | FIRST_SYM {} | FIXED_SYM {} | FRAC_SECOND_SYM {} + | GENERATED_SYM {} | GEOMETRY_SYM {} | GEOMETRYCOLLECTION {} | GET_FORMAT {} @@ -11586,6 +11689,7 @@ keyword_sp: | PARTITIONING_SYM {} | PARTITIONS_SYM {} | PASSWORD {} + | PERSISTENT_SYM {} | PHASE_SYM {} | PLUGIN_SYM {} | PLUGINS_SYM {} @@ -11678,6 +11782,7 @@ keyword_sp: | USE_FRM {} | VARIABLES {} | VIEW_SYM {} + | VIRTUAL_SYM {} | VALUE_SYM {} | WARNINGS {} | WAIT_SYM {} @@ -13338,6 +13443,7 @@ sf_tail: lex->length= lex->dec= NULL; lex->interval_list.empty(); lex->type= 0; + lex->vcol_info= 0; } type /* $11 */ { /* $12 */ === modified file 'sql/table.cc' --- a/sql/table.cc 2009-09-09 21:06:57 +0000 +++ b/sql/table.cc 2009-10-16 22:57:48 +0000 @@ -33,6 +33,12 @@ LEX_STRING GENERAL_LOG_NAME= {C_STRING_W /* SLOW_LOG name */ LEX_STRING SLOW_LOG_NAME= {C_STRING_WITH_LEN("slow_log")}; +/* + Keyword added as a prefix when parsing the defining expression for a + virtual column read from the column definition saved in the frm file +*/ +LEX_STRING parse_vcol_keyword= { C_STRING_WITH_LEN("PARSE_VCOL_EXPR ") }; + /* Functions defined in this file */ void open_table_error(TABLE_SHARE *share, int error, int db_errno, @@ -663,10 +669,11 @@ static int open_binary_frm(THD *thd, TAB uint interval_count, interval_parts, read_length, int_length; uint db_create_options, keys, key_parts, n_length; uint key_info_length, com_length, null_bit_pos; + uint vcol_screen_length; uint extra_rec_buf_length; uint i,j; bool use_hash; - char *keynames, *names, *comment_pos; + char *keynames, *names, *comment_pos, *vcol_screen_pos; uchar *record; uchar *disk_buff, *strpos, *null_flags, *null_pos; ulong pos, record_offset, *rec_per_key, rec_buff_length; @@ -836,6 +843,7 @@ static int open_binary_frm(THD *thd, TAB strpos+= (strmov(keynames, (char *) strpos) - keynames)+1; share->reclength = uint2korr((head+16)); + share->stored_rec_length= share->reclength; if (*(head+26) == 1) share->system= 1; /* one-record-database */ #ifdef HAVE_CRYPTED_FRM @@ -1040,24 +1048,28 @@ static int open_binary_frm(THD *thd, TAB int_length= uint2korr(head+274); share->null_fields= uint2korr(head+282); com_length= uint2korr(head+284); + vcol_screen_length= uint2korr(head+286); + share->vfields= 0; + share->stored_fields= share->fields; share->comment.length= (int) (head[46]); share->comment.str= strmake_root(&share->mem_root, (char*) head+47, share->comment.length); - DBUG_PRINT("info",("i_count: %d i_parts: %d index: %d n_length: %d int_length: %d com_length: %d", interval_count,interval_parts, share->keys,n_length,int_length, com_length)); - + DBUG_PRINT("info",("i_count: %d i_parts: %d index: %d n_length: %d int_length: %d com_length: %d vcol_screen_length: %d", interval_count,interval_parts, share->keys,n_length,int_length, com_length, vcol_screen_length)); if (!(field_ptr = (Field **) alloc_root(&share->mem_root, (uint) ((share->fields+1)*sizeof(Field*)+ interval_count*sizeof(TYPELIB)+ (share->fields+interval_parts+ keys+3)*sizeof(char *)+ - (n_length+int_length+com_length))))) + (n_length+int_length+com_length+ + vcol_screen_length))))) goto err; /* purecov: inspected */ share->field= field_ptr; read_length=(uint) (share->fields * field_pack_length + - pos+ (uint) (n_length+int_length+com_length)); + pos+ (uint) (n_length+int_length+com_length+ + vcol_screen_length)); if (read_string(file,(uchar**) &disk_buff,read_length)) goto err; /* purecov: inspected */ #ifdef HAVE_CRYPTED_FRM @@ -1078,7 +1090,11 @@ static int open_binary_frm(THD *thd, TAB memcpy((char*) names, strpos+(share->fields*field_pack_length), (uint) (n_length+int_length)); comment_pos= names+(n_length+int_length); - memcpy(comment_pos, disk_buff+read_length-com_length, com_length); + memcpy(comment_pos, disk_buff+read_length-com_length-vcol_screen_length, + com_length); + vcol_screen_pos= names+(n_length+int_length+com_length); + memcpy(vcol_screen_pos, disk_buff+read_length-vcol_screen_length, + vcol_screen_length); fix_type_pointers(&interval_array, &share->fieldnames, 1, &names); if (share->fieldnames.count != share->fields) @@ -1146,10 +1162,14 @@ static int open_binary_frm(THD *thd, TAB for (i=0 ; i < share->fields; i++, strpos+=field_pack_length, field_ptr++) { uint pack_flag, interval_nr, unireg_type, recpos, field_length; + uint vcol_info_length=0; + uint vcol_expr_length=0; enum_field_types field_type; CHARSET_INFO *charset=NULL; Field::geometry_type geom_type= Field::GEOM_GEOMETRY; LEX_STRING comment; + Virtual_column_info *vcol_info= 0; + bool fld_stored_in_db= TRUE; if (new_frm_ver >= 3) { @@ -1184,6 +1204,18 @@ static int open_binary_frm(THD *thd, TAB goto err; } } + + if ((uchar)field_type == (uchar)MYSQL_TYPE_VIRTUAL) + { + DBUG_ASSERT(interval_nr); // Expect non-null expression + /* + The interval_id byte in the .frm file stores the length of the + expression statement for a virtual column. + */ + vcol_info_length= interval_nr; + interval_nr= 0; + } + if (!comment_length) { comment.str= (char*) ""; @@ -1195,6 +1227,34 @@ static int open_binary_frm(THD *thd, TAB comment.length= comment_length; comment_pos+= comment_length; } + + if (vcol_info_length) + { + /* + Get virtual column data stored in the .frm file as follows: + byte 1 = 1 (always 1 to allow for future extensions) + byte 2 = sql_type + byte 3 = flags (as of now, 0 - no flags, 1 - field is physically stored) + byte 4-... = virtual column expression (text data) + */ + vcol_info= new Virtual_column_info(); + if ((uint)vcol_screen_pos[0] != 1) + { + error= 4; + goto err; + } + field_type= (enum_field_types) (uchar) vcol_screen_pos[1]; + fld_stored_in_db= (bool) (uint) vcol_screen_pos[2]; + vcol_expr_length= vcol_info_length-(uint)FRM_VCOL_HEADER_SIZE; + if (!(vcol_info->expr_str.str= + (char *)memdup_root(&share->mem_root, + vcol_screen_pos+(uint)FRM_VCOL_HEADER_SIZE, + vcol_expr_length))) + goto err; + vcol_info->expr_str.length= vcol_expr_length; + vcol_screen_pos+= vcol_info_length; + share->vfields++; + } } else { @@ -1285,6 +1345,8 @@ static int open_binary_frm(THD *thd, TAB reg_field->field_index= i; reg_field->comment=comment; + reg_field->vcol_info= vcol_info; + reg_field->stored_in_db= fld_stored_in_db; if (field_type == MYSQL_TYPE_BIT && !f_bit_as_char(pack_flag)) { if ((null_bit_pos+= field_length & 7) > 7) @@ -1309,8 +1371,17 @@ static int open_binary_frm(THD *thd, TAB if (use_hash) (void) my_hash_insert(&share->name_hash, (uchar*) field_ptr); // never fail + if (!reg_field->stored_in_db) + { + share->stored_fields--; + if (share->stored_rec_length>=recpos) + share->stored_rec_length= recpos-1; + } } *field_ptr=0; // End marker + /* Sanity checks: */ + DBUG_ASSERT(share->fields>=share->stored_fields); + DBUG_ASSERT(share->reclength>=share->stored_rec_length); /* Fix key->name and key_part->field */ if (key_parts) @@ -1597,6 +1668,297 @@ static int open_binary_frm(THD *thd, TAB DBUG_RETURN(error); } /* open_binary_frm */ +/* + @brief + Clear GET_FIXED_FIELDS_FLAG in all fields of a table + + @param + table The table for whose fields the flags are to be cleared + + @note + This routine is used for error handling purposes. + + @return + none +*/ + +static void clear_field_flag(TABLE *table) +{ + Field **ptr; + DBUG_ENTER("clear_field_flag"); + + for (ptr= table->field; *ptr; ptr++) + (*ptr)->flags&= (~GET_FIXED_FIELDS_FLAG); + DBUG_VOID_RETURN; +} + + +/* + @brief + Perform semantic analysis of the defining expression for a virtual column + + @param + thd The thread object + @param + table The table containing the virtual column + @param + vcol_field The virtual field whose defining expression is to be analyzed + + @details + The function performs semantic analysis of the defining expression for + the virtual column vcol_field. The expression is used to compute the + values of this column. + + @note + The function exploits the fact that the fix_fields method sets the flag + GET_FIXED_FIELDS_FLAG for all fields in the item tree. + This flag must always be unset before returning from this function + since it is used for other purposes as well. + + @retval + TRUE An error occurred, something was wrong with the function + @retval + FALSE Otherwise +*/ + +bool fix_vcol_expr(THD *thd, + TABLE *table, + Field *vcol_field) +{ + Virtual_column_info *vcol_info= vcol_field->vcol_info; + Item* func_expr= vcol_info->expr_item; + uint dir_length, home_dir_length; + bool result= TRUE; + TABLE_LIST tables; + TABLE_LIST *save_table_list, *save_first_table, *save_last_table; + int error; + Name_resolution_context *context; + const char *save_where; + char* db_name; + char db_name_string[FN_REFLEN]; + bool save_use_only_table_context; + Field **ptr, *field; + enum_mark_columns save_mark_used_columns= thd->mark_used_columns; + DBUG_ASSERT(func_expr); + DBUG_ENTER("fix_vcol_expr"); + + /* + Set-up the TABLE_LIST object to be a list with a single table + Set the object to zero to create NULL pointers and set alias + and real name to table name and get database name from file name. + */ + + bzero((void*)&tables, sizeof(TABLE_LIST)); + tables.alias= tables.table_name= (char*) table->s->table_name.str; + tables.table= table; + tables.next_local= 0; + tables.next_name_resolution_table= 0; + strmov(db_name_string, table->s->normalized_path.str); + dir_length= dirname_length(db_name_string); + db_name_string[dir_length - 1]= 0; + home_dir_length= dirname_length(db_name_string); + db_name= &db_name_string[home_dir_length]; + tables.db= db_name; + + thd->mark_used_columns= MARK_COLUMNS_NONE; + + context= thd->lex->current_context(); + table->map= 1; //To ensure correct calculation of const item + table->get_fields_in_item_tree= TRUE; + save_table_list= context->table_list; + save_first_table= context->first_name_resolution_table; + save_last_table= context->last_name_resolution_table; + context->table_list= &tables; + context->first_name_resolution_table= &tables; + context->last_name_resolution_table= NULL; + func_expr->walk(&Item::change_context_processor, 0, (uchar*) context); + save_where= thd->where; + thd->where= "virtual column function"; + + /* Save the context before fixing the fields*/ + save_use_only_table_context= thd->lex->use_only_table_context; + thd->lex->use_only_table_context= TRUE; + /* Fix fields referenced to by the virtual column function */ + error= func_expr->fix_fields(thd, (Item**)0); + /* Restore the original context*/ + thd->lex->use_only_table_context= save_use_only_table_context; + context->table_list= save_table_list; + context->first_name_resolution_table= save_first_table; + context->last_name_resolution_table= save_last_table; + + if (unlikely(error)) + { + DBUG_PRINT("info", + ("Field in virtual column expression does not belong to the table")); + goto end; + } + thd->where= save_where; +#ifdef PARANOID + /* + Walk through the Item tree checking if all items are valid + to be part of the virtual column + */ + error= func_expr->walk(&Item::check_vcol_func_processor, 0, NULL); + if (error) + { + my_error(ER_VIRTUAL_COLUMN_FUNCTION_IS_NOT_ALLOWED, MYF(0), field_name); + goto end; + } +#endif + if (unlikely(func_expr->const_item())) + { + my_error(ER_CONST_EXPR_IN_VCOL, MYF(0)); + goto end; + } + /* Ensure that this virtual column is not based on another virtual field. */ + ptr= table->field; + while ((field= *(ptr++))) + { + if ((field->flags & GET_FIXED_FIELDS_FLAG) && + (field->vcol_info)) + { + my_error(ER_VCOL_BASED_ON_VCOL, MYF(0)); + goto end; + } + } + result= FALSE; + +end: + + /* Clear GET_FIXED_FIELDS_FLAG for the fields of the table */ + clear_field_flag(table); + + table->get_fields_in_item_tree= FALSE; + thd->mark_used_columns= save_mark_used_columns; + table->map= 0; //Restore old value + + DBUG_RETURN(result); +} + +/* + @brief + Unpack the definition of a virtual column from its linear representation + + @parm + thd The thread object + @param + table The table containing the virtual column + @param + field The field for the virtual + @param + vcol_expr The string representation of the defining expression + @param[out] + error_reported The flag to inform the caller that no other error + messages are to be generated + + @details + The function takes string representation 'vcol_expr' of the defining + expression for the virtual field 'field' of the table 'table' and + parses it, building an item object for it. The pointer to this item is + placed into in field->vcol_info.expr_item. After this the function performs + semantic analysis of the item by calling the the function fix_vcol_expr. + Since the defining expression is part of the table definition the item + for it is created in table->memroot within a separate Query_arena. + The free_list of this arena is saved in field->vcol_info.item_free_list + to be freed when the table defition is removed from the TABLE_SHARE cache. + + @note + Before passing 'vcol_expr" to the parser the function embraces it in + parenthesis and prepands it a special keyword. + + @retval + FALSE If a success + @retval + TRUE Otherwise +*/ +bool unpack_vcol_info_from_frm(THD *thd, + TABLE *table, + Field *field, + LEX_STRING *vcol_expr, + bool *error_reported) +{ + bool rc= FALSE; + DBUG_ENTER("unpack_vcol_info_from_frm"); + DBUG_ASSERT(vcol_expr); + + /* + Step 1: Construct the input string for the parser. + The string to be parsed has to be of the following format: + "PARSE_VCOL_EXPR (<expr_string_from_frm>)". + */ + char *vcol_expr_str; + int str_len= 0; + CHARSET_INFO *old_character_set_client; + + if (!(vcol_expr_str= (char*) alloc_root(&table->mem_root, + vcol_expr->length + + parse_vcol_keyword.length + 3))) + { + DBUG_RETURN(TRUE); + } + memcpy(vcol_expr_str, + (char*) parse_vcol_keyword.str, + parse_vcol_keyword.length); + str_len= parse_vcol_keyword.length; + memcpy(vcol_expr_str + str_len, "(", 1); + str_len++; + memcpy(vcol_expr_str + str_len, + (char*) vcol_expr->str, + vcol_expr->length); + str_len+= vcol_expr->length; + memcpy(vcol_expr_str + str_len, ")", 1); + str_len++; + memcpy(vcol_expr_str + str_len, "\0", 1); + str_len++; + Parser_state parser_state(thd, vcol_expr_str, str_len); + + /* + Step 2: Setup thd for parsing. + */ + Query_arena *backup_stmt_arena_ptr= thd->stmt_arena; + Query_arena backup_arena; + Query_arena vcol_arena(&table->mem_root, Query_arena::INITIALIZED); + thd->set_n_backup_active_arena(&vcol_arena, &backup_arena); + thd->stmt_arena= &vcol_arena; + + thd->lex->parse_vcol_expr= TRUE; + old_character_set_client= thd->variables.character_set_client; + + /* + Step 3: Use the parser to build an Item object from vcol_expr_str. + */ + if (parse_sql(thd, &parser_state, NULL)) + { + goto err; + } + /* From now on use vcol_info generated by the parser. */ + field->vcol_info= thd->lex->vcol_info; + + /* Validate the Item tree. */ + if (fix_vcol_expr(thd, table, field)) + { + *error_reported= TRUE; + field->vcol_info= 0; + goto err; + } + field->vcol_info->item_free_list= thd->free_list; + goto end; + +err: + rc= TRUE; + thd->lex->parse_vcol_expr= FALSE; + thd->free_items(); +end: + thd->stmt_arena= backup_stmt_arena_ptr; + thd->restore_active_arena(&vcol_arena, &backup_arena); + thd->variables.character_set_client= old_character_set_client; + + DBUG_RETURN(rc); +} + +/* + Read data from a binary .frm file from MySQL 3.23 - 5.0 into TABLE_SHARE +*/ /* Open a table based on a TABLE_SHARE @@ -1631,7 +1993,7 @@ int open_table_from_share(THD *thd, TABL uint records, i, bitmap_size; bool error_reported= FALSE; uchar *record, *bitmaps; - Field **field_ptr; + Field **field_ptr, **vfield_ptr; DBUG_ENTER("open_table_from_share"); DBUG_PRINT("enter",("name: '%s.%s' form: 0x%lx", share->db.str, share->table_name.str, (long) outparam)); @@ -1785,6 +2147,34 @@ int open_table_from_share(THD *thd, TABL } } + /* + Process virtual columns, if any. + */ + if (!(vfield_ptr = (Field **) alloc_root(&outparam->mem_root, + (uint) ((share->vfields+1)* + sizeof(Field*))))) + goto err; + + outparam->vfield= vfield_ptr; + + for (field_ptr= outparam->field; *field_ptr; field_ptr++) + { + if ((*field_ptr)->vcol_info) + { + if (unpack_vcol_info_from_frm(thd, + outparam, + *field_ptr, + &(*field_ptr)->vcol_info->expr_str, + &error_reported)) + { + error= 4; // in case no error is reported + goto err; + } + *(vfield_ptr++)= *field_ptr; + } + } + *vfield_ptr= 0; // End marker + #ifdef WITH_PARTITION_STORAGE_ENGINE if (share->partition_info_len && outparam->file) { @@ -1852,10 +2242,24 @@ partititon_err: } #endif + /* Check virtual columns against table's storage engine. */ + if (share->vfields && + ((outparam->file && + !outparam->file->check_if_supported_virtual_columns()) || + (!outparam->file && share->db_type() && + share->db_type()->db_type == DB_TYPE_CSV_DB))) // Workaround for CSV + { + my_error(ER_UNSUPPORTED_ACTION_ON_VIRTUAL_COLUMN, + MYF(0), + "Specified storage engine"); + error_reported= TRUE; + goto err; + } + /* Allocate bitmaps */ bitmap_size= share->column_bitmap_size; - if (!(bitmaps= (uchar*) alloc_root(&outparam->mem_root, bitmap_size*3))) + if (!(bitmaps= (uchar*) alloc_root(&outparam->mem_root, bitmap_size*4))) goto err; bitmap_init(&outparam->def_read_set, (my_bitmap_map*) bitmaps, share->fields, FALSE); @@ -1863,6 +2267,8 @@ partititon_err: (my_bitmap_map*) (bitmaps+bitmap_size), share->fields, FALSE); bitmap_init(&outparam->tmp_set, (my_bitmap_map*) (bitmaps+bitmap_size*2), share->fields, FALSE); + bitmap_init(&outparam->vcol_set, + (my_bitmap_map*) (bitmaps+bitmap_size*3), share->fields, FALSE); outparam->default_column_bitmaps(); /* The table struct is now initialized; Open the table */ @@ -1966,7 +2372,11 @@ int closefrm(register TABLE *table, bool if (table->field) { for (Field **ptr=table->field ; *ptr ; ptr++) + { + if ((*ptr)->vcol_info) + free_items((*ptr)->vcol_info->item_free_list); delete *ptr; + } table->field= 0; } delete table->file; @@ -4302,6 +4712,7 @@ void st_table::clear_column_bitmaps() bitmap_clear_all(&table->def_write_set); */ bzero((char*) def_read_set.bitmap, s->column_bitmap_size*2); + bzero((char*) def_read_set.bitmap, s->column_bitmap_size*4); column_bitmaps_set(&def_read_set, &def_write_set); } @@ -4387,7 +4798,14 @@ void st_table::mark_columns_used_by_inde KEY_PART_INFO *key_part_end= (key_part + key_info[index].key_parts); for (;key_part != key_part_end; key_part++) + { bitmap_set_bit(bitmap, key_part->fieldnr-1); + if (key_part->field->vcol_info && + key_part->field->vcol_info->expr_item) + key_part->field->vcol_info-> + expr_item->walk(&Item::register_field_in_bitmap, + 1, (uchar *) bitmap); + } } @@ -4514,6 +4932,8 @@ void st_table::mark_columns_needed_for_u file->column_bitmaps_signal(); } } + /* Mark all virtual columns needed for update */ + mark_virtual_columns_for_write(); DBUG_VOID_RETURN; } @@ -4540,9 +4960,100 @@ void st_table::mark_columns_needed_for_i } if (found_next_number_field) mark_auto_increment_column(); + /* Mark virtual columns for insert */ + mark_virtual_columns_for_write(); } +/* + @brief Mark a column as virtual used by the query + + @param field the field for the column to be marked + + @details + The function marks the column for 'field' as virtual (computed) + in the bitmap vcol_set. + If the column is marked for the first time the expression to compute + the column is traversed and all columns that are occurred there are + marked in the read_set of the table. + + @retval + TRUE if column is marked for the first time + @retval + FALSE otherwise +*/ + +bool st_table::mark_virtual_col(Field *field) +{ + bool res; + DBUG_ASSERT(field->vcol_info); + if (!(res= bitmap_fast_test_and_set(&vcol_set, field->field_index))) + { + Item *vcol_item= field->vcol_info->expr_item; + DBUG_ASSERT(vcol_item); + vcol_item->walk(&Item::register_field_in_read_map, 1, (uchar *) 0); + } + return res; +} + + +/* + @brief Mark virtual columns for update/insert commands + + @details + The function marks virtual columns used in a update/insert commands + in the vcol_set bitmap. + If a virtual column is from write_set it is always marked in vcol_set. + If a stored virtual column is not from write_set but it is computed + through columns from write_set it is also marked in vcol_set, and, + besides, it is added to write_set. + + @return void + + @note + Let table t1 have columns a,b,c and let column c be a stored virtual + column computed through columns a and b. Then for the query + UPDATE t1 SET a=1 + column c will be placed into vcol_set and into write_set while + column b will be placed into read_set. + If column c was a virtual column, but not a stored virtual column + then it would not be added to any of the sets. Column b would not + be added to read_set either. +*/ + +void st_table::mark_virtual_columns_for_write(void) +{ + Field **vfield_ptr, *tmp_vfield; + bool bitmap_updated= FALSE; + + for (vfield_ptr= vfield; *vfield_ptr; vfield_ptr++) + { + tmp_vfield= *vfield_ptr; + if (bitmap_is_set(write_set, tmp_vfield->field_index)) + bitmap_updated= mark_virtual_col(tmp_vfield); + else if (tmp_vfield->stored_in_db) + { + MY_BITMAP *save_read_set; + Item *vcol_item= tmp_vfield->vcol_info->expr_item; + DBUG_ASSERT(vcol_item); + bitmap_clear_all(&tmp_set); + save_read_set= read_set; + read_set= &tmp_set; + vcol_item->walk(&Item::register_field_in_read_map, 1, (uchar *) 0); + read_set= save_read_set; + bitmap_intersect(&tmp_set, write_set); + if (!bitmap_is_clear_all(&tmp_set)) + { + bitmap_set_bit(write_set, tmp_vfield->field_index); + mark_virtual_col(tmp_vfield); + bitmap_updated= TRUE; + } + } + } + if (bitmap_updated) + file->column_bitmaps_signal(); +} + /** @brief Check if this is part of a MERGE table with attached children. @@ -4550,7 +5061,7 @@ void st_table::mark_columns_needed_for_i @retval TRUE children are attached @retval FALSE no MERGE part or children not attached - @detail + @details A MERGE table consists of a parent TABLE and zero or more child TABLEs. Each of these TABLEs is called a part of a MERGE table. */ @@ -4796,6 +5307,54 @@ size_t max_row_length(TABLE *table, cons return length; } +/* + @brief Compute values for virtual columns used in query + + @param table The TABLE object + @param for_write Requests to compute only fields needed for write + + @details + The function computes the values of the virtual columns of the table and + stores them in the table record buffer. + Only fields from vcol_set are computed, and, when the flag for_write is not + set to TRUE, a virtual field is computed only if it's not stored. + The flag for_write is set to TRUE for row insert/update operations. + + @retval + 0 Success + @retval + >0 Error occurred when storing a virtual field value +*/ + +int update_virtual_fields(TABLE *table, bool for_write) +{ + DBUG_ENTER("update_virtual_fields"); + Field **vfield_ptr, *vfield; + int error= 0; + if (!table || !table->vfield) + DBUG_RETURN(0); + + /* Iterate over virtual fields in the table */ + for (vfield_ptr= table->vfield; *vfield_ptr; vfield_ptr++) + { + vfield= (*vfield_ptr); + DBUG_ASSERT(vfield->vcol_info && vfield->vcol_info->expr_item); + /* Only update those fields that are marked in the vcol_set bitmap */ + if (bitmap_is_set(&table->vcol_set, vfield->field_index) && + (for_write || !vfield->stored_in_db)) + { + /* Compute the actual value of the virtual fields */ + error= vfield->vcol_info->expr_item->save_in_field(vfield, 0); + DBUG_PRINT("info", ("field '%s' - updated", vfield->field_name)); + } + else + { + DBUG_PRINT("info", ("field '%s' - skipped", vfield->field_name)); + } + } + DBUG_RETURN(0); +} + /***************************************************************************** ** Instansiate templates *****************************************************************************/ === modified file 'sql/table.h' --- a/sql/table.h 2009-09-15 10:46:35 +0000 +++ b/sql/table.h 2009-10-16 22:57:48 +0000 @@ -352,6 +352,8 @@ typedef struct st_table_share ulong version, mysql_version; ulong timestamp_offset; /* Set to offset+1 of record */ ulong reclength; /* Recordlength */ + /* Stored record length. No generated-only virtual fields are included */ + ulong stored_rec_length; plugin_ref db_plugin; /* storage engine plugin */ inline handlerton *db_type() const /* table_type for handler */ @@ -372,6 +374,8 @@ typedef struct st_table_share uint key_block_size; /* create key_block_size, if used */ uint null_bytes, last_null_bit_pos; uint fields; /* Number of fields */ + /* Number of stored fields, generated-only virtual fields are not included */ + uint stored_fields; uint rec_buff_length; /* Size of table->record[] buffer */ uint keys, key_parts; uint max_key_length, max_unique_length, total_key_length; @@ -393,6 +397,7 @@ typedef struct st_table_share uint error, open_errno, errarg; /* error from open_table_def() */ uint column_bitmap_size; uchar frm_version; + uint vfields; /* Number of computed (virtual) fields */ bool null_field_first; bool system; /* Set if system table (one record) */ bool crypted; /* If .frm file is crypted */ @@ -657,6 +662,7 @@ struct st_table { Field *next_number_field; /* Set if next_number is activated */ Field *found_next_number_field; /* Set on open */ Field_timestamp *timestamp_field; + Field **vfield; /* Pointer to virtual fields*/ /* Table's triggers, 0 if there are no of them */ Table_triggers_list *triggers; @@ -666,6 +672,7 @@ struct st_table { uchar *null_flags; my_bitmap_map *bitmap_init_value; MY_BITMAP def_read_set, def_write_set, tmp_set; /* containers */ + MY_BITMAP vcol_set; /* set of used virtual columns */ MY_BITMAP *read_set, *write_set; /* Active column sets */ /* The ID of the query that opened and is using this table. Has different @@ -819,6 +826,8 @@ struct st_table { void mark_columns_needed_for_update(void); void mark_columns_needed_for_delete(void); void mark_columns_needed_for_insert(void); + bool mark_virtual_col(Field *field); + void mark_virtual_columns_for_write(void); inline void column_bitmaps_set(MY_BITMAP *read_set_arg, MY_BITMAP *write_set_arg) { === modified file 'sql/unireg.cc' --- a/sql/unireg.cc 2009-09-07 20:50:10 +0000 +++ b/sql/unireg.cc 2009-10-16 22:57:48 +0000 @@ -583,7 +583,7 @@ static bool pack_header(uchar *forminfo, { uint length,int_count,int_length,no_empty, int_parts; uint time_stamp_pos,null_fields; - ulong reclength, totlength, n_length, com_length; + ulong reclength, totlength, n_length, com_length, vcol_info_length; DBUG_ENTER("pack_header"); if (create_fields.elements > MAX_FIELDS) @@ -594,8 +594,8 @@ static bool pack_header(uchar *forminfo, totlength= 0L; reclength= data_offset; - no_empty=int_count=int_parts=int_length=time_stamp_pos=null_fields= - com_length=0; + no_empty=int_count=int_parts=int_length=time_stamp_pos=null_fields=0; + com_length=vcol_info_length=0; n_length=2L; /* Check fields */ @@ -623,6 +623,30 @@ static bool pack_header(uchar *forminfo, field->field_name, tmp_len); field->comment.length= tmp_len; } + if (field->vcol_info) + { + tmp_len= + system_charset_info->cset->charpos(system_charset_info, + field->vcol_info->expr_str.str, + field->vcol_info->expr_str.str + + field->vcol_info->expr_str.length, + VIRTUAL_COLUMN_EXPRESSION_MAXLEN); + + if (tmp_len < field->vcol_info->expr_str.length) + { + my_error(ER_WRONG_STRING_LENGTH, MYF(0), + field->vcol_info->expr_str.str,"VIRTUAL COLUMN EXPRESSION", + (uint) VIRTUAL_COLUMN_EXPRESSION_MAXLEN); + DBUG_RETURN(1); + } + /* + Sum up the length of the expression string and the length of the + mandatory header to the total length of info on the defining + expressions saved in the frm file for virtual columns. + */ + vcol_info_length+= field->vcol_info->expr_str.length+ + (uint)FRM_VCOL_HEADER_SIZE; + } totlength+= field->length; com_length+= field->comment.length; @@ -642,8 +666,6 @@ static bool pack_header(uchar *forminfo, !time_stamp_pos) time_stamp_pos= (uint) field->offset+ (uint) data_offset + 1; length=field->pack_length; - /* Ensure we don't have any bugs when generating offsets */ - DBUG_ASSERT(reclength == field->offset + data_offset); if ((uint) field->offset+ (uint) data_offset+ length > reclength) reclength=(uint) (field->offset+ data_offset + length); n_length+= (ulong) strlen(field->field_name)+1; @@ -710,7 +732,8 @@ static bool pack_header(uchar *forminfo, /* Hack to avoid bugs with small static rows in MySQL */ reclength=max(file->min_record_length(table_options),reclength); if (info_length+(ulong) create_fields.elements*FCOMP+288+ - n_length+int_length+com_length > 65535L || int_count > 255) + n_length+int_length+com_length+vcol_info_length > 65535L || + int_count > 255) { my_message(ER_TOO_MANY_FIELDS, ER(ER_TOO_MANY_FIELDS), MYF(0)); DBUG_RETURN(1); @@ -718,7 +741,7 @@ static bool pack_header(uchar *forminfo, bzero((char*)forminfo,288); length=(info_length+create_fields.elements*FCOMP+288+n_length+int_length+ - com_length); + com_length+vcol_info_length); int2store(forminfo,length); forminfo[256] = (uint8) screens; int2store(forminfo+258,create_fields.elements); @@ -735,7 +758,8 @@ static bool pack_header(uchar *forminfo, int2store(forminfo+280,22); /* Rows needed */ int2store(forminfo+282,null_fields); int2store(forminfo+284,com_length); - /* Up to forminfo+288 is free to use for additional information */ + int2store(forminfo+286,vcol_info_length); + /* forminfo+288 is free to use for additional information */ DBUG_RETURN(0); } /* pack_header */ @@ -774,7 +798,7 @@ static bool pack_fields(File file, List< ulong data_offset) { reg2 uint i; - uint int_count, comment_length=0; + uint int_count, comment_length= 0, vcol_info_length=0; uchar buff[MAX_FIELD_WIDTH]; Create_field *field; DBUG_ENTER("pack_fields"); @@ -787,6 +811,7 @@ static bool pack_fields(File file, List< while ((field=it++)) { uint recpos; + uint cur_vcol_expr_len= 0; buff[0]= (uchar) field->row; buff[1]= (uchar) field->col; buff[2]= (uchar) field->sc_length; @@ -809,6 +834,17 @@ static bool pack_fields(File file, List< buff[14]= (uchar) field->charset->number; else buff[14]= 0; // Numerical + if (field->vcol_info) + { + /* + Use the interval_id place in the .frm file to store the length of + the additional data saved for the virtual field + */ + buff[12]= cur_vcol_expr_len= field->vcol_info->expr_str.length + + (uint)FRM_VCOL_HEADER_SIZE; + vcol_info_length+= cur_vcol_expr_len+(uint)FRM_VCOL_HEADER_SIZE; + buff[13]= (uchar) MYSQL_TYPE_VIRTUAL; + } int2store(buff+15, field->comment.length); comment_length+= field->comment.length; set_if_bigger(int_count,field->interval_id); @@ -903,6 +939,34 @@ static bool pack_fields(File file, List< DBUG_RETURN(1); } } + if (vcol_info_length) + { + it.rewind(); + int_count=0; + while ((field=it++)) + { + /* + Pack each virtual field as follows: + byte 1 = 1 (always 1 to allow for future extensions) + byte 2 = sql_type + byte 3 = flags (as of now, 0 - no flags, 1 - field is physically stored) + byte 4-... = virtual column expression (text data) + */ + if (field->vcol_info && field->vcol_info->expr_str.length) + { + buff[0]= (uchar)1; + buff[1]= (uchar) field->sql_type; + buff[2]= (uchar) field->stored_in_db; + if (my_write(file, buff, 3, MYF_RW)) + DBUG_RETURN(1); + if (my_write(file, + (uchar*) field->vcol_info->expr_str.str, + field->vcol_info->expr_str.length, + MYF_RW)) + DBUG_RETURN(1); + } + } + } DBUG_RETURN(0); } === modified file 'sql/unireg.h' --- a/sql/unireg.h 2009-09-07 20:50:10 +0000 +++ b/sql/unireg.h 2009-10-16 22:57:48 +0000 @@ -212,6 +212,13 @@ #define DEFAULT_KEY_CACHE_NAME "default" +/* The length of the header part for each virtual column in the .frm file */ +#define FRM_VCOL_HEADER_SIZE 3 + +/* Maximum length of the defining expression for a virtual columns */ +#define VIRTUAL_COLUMN_EXPRESSION_MAXLEN 255 - FRM_VCOL_HEADER_SIZE + + /* Include prototypes for unireg */ #include "mysqld_error.h" === modified file 'storage/innobase/handler/ha_innodb.cc' --- a/storage/innobase/handler/ha_innodb.cc 2009-09-07 20:50:10 +0000 +++ b/storage/innobase/handler/ha_innodb.cc 2009-10-16 22:57:48 +0000 @@ -2577,12 +2577,12 @@ ha_innobase::open( } /* Create buffers for packing the fields of a record. Why - table->reclength did not work here? Obviously, because char + table->stored_rec_length did not work here? Obviously, because char fields when packed actually became 1 byte longer, when we also stored the string length as the first byte. */ upd_and_key_val_buff_len = - table->s->reclength + table->s->max_key_length + table->s->stored_rec_length + table->s->max_key_length + MAX_REF_PARTS * 3; if (!(uchar*) my_multi_malloc(MYF(MY_WME), &upd_buff, upd_and_key_val_buff_len, @@ -2657,7 +2657,7 @@ retry: prebuilt = row_create_prebuilt(ib_table); - prebuilt->mysql_row_len = table->s->reclength; + prebuilt->mysql_row_len = table->s->stored_rec_length;; prebuilt->default_rec = table->s->default_values; ut_ad(prebuilt->default_rec); @@ -3360,11 +3360,11 @@ build_template( dict_index_t* clust_index; mysql_row_templ_t* templ; Field* field; - ulint n_fields; + ulint n_fields, n_stored_fields; ulint n_requested_fields = 0; ibool fetch_all_in_key = FALSE; ibool fetch_primary_key_cols = FALSE; - ulint i; + ulint i, sql_idx, innodb_idx=0; /* byte offset of the end of last requested column */ ulint mysql_prefix_len = 0; @@ -3425,11 +3425,12 @@ build_template( } n_fields = (ulint)table->s->fields; /* number of columns */ + n_stored_fields= (ulint)table->s->stored_fields; /* number of stored columns */ if (!prebuilt->mysql_template) { prebuilt->mysql_template = (mysql_row_templ_t*) mem_alloc_noninline( - n_fields * sizeof(mysql_row_templ_t)); + n_stored_fields * sizeof(mysql_row_templ_t)); } prebuilt->template_type = templ_type; @@ -3439,15 +3440,17 @@ build_template( /* Note that in InnoDB, i is the column number. MySQL calls columns 'fields'. */ - for (i = 0; i < n_fields; i++) { + for (sql_idx = 0; sql_idx < n_fields; sql_idx++) { templ = prebuilt->mysql_template + n_requested_fields; - field = table->field[i]; + field = table->field[sql_idx]; + if (!field->stored_in_db) + goto skip_field; if (UNIV_LIKELY(templ_type == ROW_MYSQL_REC_FIELDS)) { /* Decide which columns we should fetch and which we can skip. */ register const ibool index_contains_field = - dict_index_contains_col_or_prefix(index, i); + dict_index_contains_col_or_prefix(index, innodb_idx); if (!index_contains_field && prebuilt->read_just_key) { /* If this is a 'key read', we do not need @@ -3462,8 +3465,8 @@ build_template( goto include_field; } - if (bitmap_is_set(table->read_set, i) || - bitmap_is_set(table->write_set, i)) { + if (bitmap_is_set(table->read_set, sql_idx) || + bitmap_is_set(table->write_set, sql_idx)) { /* This field is needed in the query */ goto include_field; @@ -3471,7 +3474,7 @@ build_template( if (fetch_primary_key_cols && dict_table_col_in_clustered_key( - index->table, i)) { + index->table, innodb_idx)) { /* This field is needed in the query */ goto include_field; @@ -3484,14 +3487,14 @@ build_template( include_field: n_requested_fields++; - templ->col_no = i; + templ->col_no = innodb_idx; if (index == clust_index) { templ->rec_field_no = dict_col_get_clust_pos_noninline( - &index->table->cols[i], index); + &index->table->cols[innodb_idx], index); } else { templ->rec_field_no = dict_index_get_nth_col_pos( - index, i); + index, innodb_idx); } if (templ->rec_field_no == ULINT_UNDEFINED) { @@ -3517,7 +3520,7 @@ include_field: mysql_prefix_len = templ->mysql_col_offset + templ->mysql_col_len; } - templ->type = index->table->cols[i].mtype; + templ->type = index->table->cols[innodb_idx].mtype; templ->mysql_type = (ulint)field->type(); if (templ->mysql_type == DATA_MYSQL_TRUE_VARCHAR) { @@ -3526,16 +3529,18 @@ include_field: } templ->charset = dtype_get_charset_coll_noninline( - index->table->cols[i].prtype); - templ->mbminlen = index->table->cols[i].mbminlen; - templ->mbmaxlen = index->table->cols[i].mbmaxlen; - templ->is_unsigned = index->table->cols[i].prtype + index->table->cols[innodb_idx].prtype); + templ->mbminlen = index->table->cols[innodb_idx].mbminlen; + templ->mbmaxlen = index->table->cols[innodb_idx].mbmaxlen; + templ->is_unsigned = index->table->cols[innodb_idx].prtype & DATA_UNSIGNED; if (templ->type == DATA_BLOB) { prebuilt->templ_contains_blob = TRUE; } skip_field: - ; + if (field->stored_in_db) { + innodb_idx++; + } } prebuilt->n_template = n_requested_fields; @@ -3998,7 +4003,7 @@ calc_row_difference( ulint n_changed = 0; dfield_t dfield; dict_index_t* clust_index; - uint i; + uint sql_idx, innodb_idx= 0; n_fields = table->s->fields; clust_index = dict_table_get_first_index_noninline(prebuilt->table); @@ -4006,8 +4011,10 @@ calc_row_difference( /* We use upd_buff to convert changed fields */ buf = (byte*) upd_buff; - for (i = 0; i < n_fields; i++) { - field = table->field[i]; + for (sql_idx = 0; sql_idx < n_fields; sql_idx++) { + field = table->field[sql_idx]; + if (!field->stored_in_db) + continue; o_ptr = (byte*) old_row + get_field_offset(table, field); n_ptr = (byte*) new_row + get_field_offset(table, field); @@ -4025,7 +4032,7 @@ calc_row_difference( field_mysql_type = field->type(); - col_type = prebuilt->table->cols[i].mtype; + col_type = prebuilt->table->cols[innodb_idx].mtype; switch (col_type) { @@ -4080,7 +4087,7 @@ calc_row_difference( /* Let us use a dummy dfield to make the conversion from the MySQL column format to the InnoDB format */ - dict_col_copy_type_noninline(prebuilt->table->cols + i, + dict_col_copy_type_noninline(prebuilt->table->cols + innodb_idx, &dfield.type); if (n_len != UNIV_SQL_NULL) { @@ -4101,9 +4108,11 @@ calc_row_difference( ufield->exp = NULL; ufield->field_no = dict_col_get_clust_pos_noninline( - &prebuilt->table->cols[i], clust_index); + &prebuilt->table->cols[innodb_idx], clust_index); n_changed++; } + if (field->stored_in_db) + innodb_idx++; } uvect->n_fields = n_changed; @@ -5088,7 +5097,7 @@ create_table_def( /* We pass 0 as the space id, and determine at a lower level the space id where to store the table */ - table = dict_mem_table_create(table_name, 0, n_cols, flags); + table = dict_mem_table_create(table_name, 0, form->s->stored_fields, flags); if (path_of_temp_table) { table->dir_path_of_temp_table = @@ -5097,6 +5106,8 @@ create_table_def( for (i = 0; i < n_cols; i++) { field = form->field[i]; + if (!field->stored_in_db) + continue; col_type = get_innobase_type_from_mysql_type(&unsigned_type, field); @@ -5385,7 +5396,7 @@ ha_innobase::create( } #endif - if (form->s->fields > 1000) { + if (form->s->stored_fields > 1000) { /* The limit probably should be REC_MAX_N_FIELDS - 3 = 1020, but we play safe here */ @@ -5895,10 +5906,10 @@ ha_innobase::records_in_range( KEY* key; dict_index_t* index; uchar* key_val_buff2 = (uchar*) my_malloc( - table->s->reclength + table->s->stored_rec_length + table->s->max_key_length + 100, MYF(MY_FAE)); - ulint buff2_len = table->s->reclength + ulint buff2_len = table->s->stored_rec_length + table->s->max_key_length + 100; dtuple_t* range_start; dtuple_t* range_end; === modified file 'storage/innobase/handler/ha_innodb.h' --- a/storage/innobase/handler/ha_innodb.h 2009-04-24 11:28:46 +0000 +++ b/storage/innobase/handler/ha_innodb.h 2009-10-16 22:57:48 +0000 @@ -199,6 +199,7 @@ class ha_innobase: public handler int cmp_ref(const uchar *ref1, const uchar *ref2); bool check_if_incompatible_data(HA_CREATE_INFO *info, uint table_changes); + bool check_if_supported_virtual_columns(void) { return TRUE;} }; /* Some accessor functions which the InnoDB plugin needs, but which === modified file 'storage/myisam/ha_myisam.cc' --- a/storage/myisam/ha_myisam.cc 2009-09-07 20:50:10 +0000 +++ b/storage/myisam/ha_myisam.cc 2009-10-16 22:57:48 +0000 @@ -252,7 +252,7 @@ int table2myisam(TABLE *table_arg, MI_KE record= table_arg->record[0]; recpos= 0; recinfo_pos= recinfo; - while (recpos < (uint) share->reclength) + while (recpos < (uint) share->stored_rec_length) { Field **field, *found= 0; minpos= share->reclength; === modified file 'storage/myisam/ha_myisam.h' --- a/storage/myisam/ha_myisam.h 2009-09-07 20:50:10 +0000 +++ b/storage/myisam/ha_myisam.h 2009-10-16 22:57:48 +0000 @@ -133,6 +133,7 @@ class ha_myisam: public handler int assign_to_keycache(THD* thd, HA_CHECK_OPT* check_opt); int preload_keys(THD* thd, HA_CHECK_OPT* check_opt); bool check_if_incompatible_data(HA_CREATE_INFO *info, uint table_changes); + bool check_if_supported_virtual_columns(void) { return TRUE;} #ifdef HAVE_REPLICATION int dump(THD* thd, int fd); int net_read_dump(NET* net); === modified file 'storage/pbxt/src/discover_xt.cc' --- a/storage/pbxt/src/discover_xt.cc 2009-09-03 13:20:22 +0000 +++ b/storage/pbxt/src/discover_xt.cc 2009-10-16 22:57:48 +0000 @@ -1340,7 +1340,8 @@ int xt_create_table_frm(handlerton *hton COLUMN_FORMAT_TYPE_FIXED, #endif NULL /*default_value*/, NULL /*on_update_value*/, &comment, NULL /*change*/, - NULL /*interval_list*/, info->field_charset, 0 /*uint_geom_type*/)) + NULL /*interval_list*/, info->field_charset, 0 /*uint_geom_type*/, + NULL /*vcol_info*/)) #endif goto error; === modified file 'storage/xtradb/handler/ha_innodb.cc' --- a/storage/xtradb/handler/ha_innodb.cc 2009-09-09 21:06:57 +0000 +++ b/storage/xtradb/handler/ha_innodb.cc 2009-10-16 22:57:48 +0000 @@ -3200,12 +3200,12 @@ ha_innobase::open( } /* Create buffers for packing the fields of a record. Why - table->reclength did not work here? Obviously, because char + table->stored_rec_length did not work here? Obviously, because char fields when packed actually became 1 byte longer, when we also stored the string length as the first byte. */ upd_and_key_val_buff_len = - table->s->reclength + table->s->max_key_length + table->s->stored_rec_length + table->s->max_key_length + MAX_REF_PARTS * 3; if (!(uchar*) my_multi_malloc(MYF(MY_WME), &upd_buff, upd_and_key_val_buff_len, @@ -3280,7 +3280,7 @@ retry: prebuilt = row_create_prebuilt(ib_table); - prebuilt->mysql_row_len = table->s->reclength; + prebuilt->mysql_row_len = table->s->stored_rec_length;; prebuilt->default_rec = table->s->default_values; ut_ad(prebuilt->default_rec); @@ -3996,11 +3996,11 @@ build_template( dict_index_t* clust_index; mysql_row_templ_t* templ; Field* field; - ulint n_fields; + ulint n_fields, n_stored_fields; ulint n_requested_fields = 0; ibool fetch_all_in_key = FALSE; ibool fetch_primary_key_cols = FALSE; - ulint i; + ulint i, sql_idx, innodb_idx=0; /* byte offset of the end of last requested column */ ulint mysql_prefix_len = 0; @@ -4061,10 +4061,11 @@ build_template( } n_fields = (ulint)table->s->fields; /* number of columns */ + n_stored_fields= (ulint)table->s->stored_fields; /* number of stored columns */ if (!prebuilt->mysql_template) { prebuilt->mysql_template = (mysql_row_templ_t*) - mem_alloc(n_fields * sizeof(mysql_row_templ_t)); + mem_alloc(n_stored_fields * sizeof(mysql_row_templ_t)); } prebuilt->template_type = templ_type; @@ -4074,15 +4075,17 @@ build_template( /* Note that in InnoDB, i is the column number. MySQL calls columns 'fields'. */ - for (i = 0; i < n_fields; i++) { + for (sql_idx = 0; sql_idx < n_fields; sql_idx++) { templ = prebuilt->mysql_template + n_requested_fields; - field = table->field[i]; + field = table->field[sql_idx]; + if (!field->stored_in_db) + goto skip_field; if (UNIV_LIKELY(templ_type == ROW_MYSQL_REC_FIELDS)) { /* Decide which columns we should fetch and which we can skip. */ register const ibool index_contains_field = - dict_index_contains_col_or_prefix(index, i); + dict_index_contains_col_or_prefix(index, innodb_idx); if (!index_contains_field && prebuilt->read_just_key) { /* If this is a 'key read', we do not need @@ -4097,8 +4100,8 @@ build_template( goto include_field; } - if (bitmap_is_set(table->read_set, i) || - bitmap_is_set(table->write_set, i)) { + if (bitmap_is_set(table->read_set, sql_idx) || + bitmap_is_set(table->write_set, sql_idx)) { /* This field is needed in the query */ goto include_field; @@ -4106,7 +4109,7 @@ build_template( if (fetch_primary_key_cols && dict_table_col_in_clustered_key( - index->table, i)) { + index->table, innodb_idx)) { /* This field is needed in the query */ goto include_field; @@ -4119,14 +4122,14 @@ build_template( include_field: n_requested_fields++; - templ->col_no = i; + templ->col_no = innodb_idx; if (index == clust_index) { templ->rec_field_no = dict_col_get_clust_pos( - &index->table->cols[i], index); + &index->table->cols[innodb_idx], index); } else { templ->rec_field_no = dict_index_get_nth_col_pos( - index, i); + index, innodb_idx); } if (templ->rec_field_no == ULINT_UNDEFINED) { @@ -4152,7 +4155,7 @@ include_field: mysql_prefix_len = templ->mysql_col_offset + templ->mysql_col_len; } - templ->type = index->table->cols[i].mtype; + templ->type = index->table->cols[innodb_idx].mtype; templ->mysql_type = (ulint)field->type(); if (templ->mysql_type == DATA_MYSQL_TRUE_VARCHAR) { @@ -4161,16 +4164,18 @@ include_field: } templ->charset = dtype_get_charset_coll( - index->table->cols[i].prtype); - templ->mbminlen = index->table->cols[i].mbminlen; - templ->mbmaxlen = index->table->cols[i].mbmaxlen; - templ->is_unsigned = index->table->cols[i].prtype + index->table->cols[innodb_idx].prtype); + templ->mbminlen = index->table->cols[innodb_idx].mbminlen; + templ->mbmaxlen = index->table->cols[innodb_idx].mbmaxlen; + templ->is_unsigned = index->table->cols[innodb_idx].prtype & DATA_UNSIGNED; if (templ->type == DATA_BLOB) { prebuilt->templ_contains_blob = TRUE; } skip_field: - ; + if (field->stored_in_db) { + innodb_idx++; + } } prebuilt->n_template = n_requested_fields; @@ -4634,7 +4639,7 @@ calc_row_difference( ulint n_changed = 0; dfield_t dfield; dict_index_t* clust_index; - uint i; + uint sql_idx, innodb_idx= 0; n_fields = table->s->fields; clust_index = dict_table_get_first_index(prebuilt->table); @@ -4642,8 +4647,10 @@ calc_row_difference( /* We use upd_buff to convert changed fields */ buf = (byte*) upd_buff; - for (i = 0; i < n_fields; i++) { - field = table->field[i]; + for (sql_idx = 0; sql_idx < n_fields; sql_idx++) { + field = table->field[sql_idx]; + if (!field->stored_in_db) + continue; o_ptr = (const byte*) old_row + get_field_offset(table, field); n_ptr = (const byte*) new_row + get_field_offset(table, field); @@ -4661,7 +4668,7 @@ calc_row_difference( field_mysql_type = field->type(); - col_type = prebuilt->table->cols[i].mtype; + col_type = prebuilt->table->cols[innodb_idx].mtype; switch (col_type) { @@ -4716,7 +4723,7 @@ calc_row_difference( /* Let us use a dummy dfield to make the conversion from the MySQL column format to the InnoDB format */ - dict_col_copy_type(prebuilt->table->cols + i, + dict_col_copy_type(prebuilt->table->cols + innodb_idx, dfield_get_type(&dfield)); if (n_len != UNIV_SQL_NULL) { @@ -4735,9 +4742,11 @@ calc_row_difference( ufield->exp = NULL; ufield->orig_len = 0; ufield->field_no = dict_col_get_clust_pos( - &prebuilt->table->cols[i], clust_index); + &prebuilt->table->cols[innodb_idx], clust_index); n_changed++; } + if (field->stored_in_db) + innodb_idx++; } uvect->n_fields = n_changed; @@ -5754,7 +5763,7 @@ create_table_def( /* We pass 0 as the space id, and determine at a lower level the space id where to store the table */ - table = dict_mem_table_create(table_name, 0, n_cols, flags); + table = dict_mem_table_create(table_name, 0, form->s->stored_fields, flags); if (path_of_temp_table) { table->dir_path_of_temp_table = @@ -5763,6 +5772,8 @@ create_table_def( for (i = 0; i < n_cols; i++) { field = form->field[i]; + if (!field->stored_in_db) + continue; col_type = get_innobase_type_from_mysql_type(&unsigned_type, field); @@ -6224,7 +6235,7 @@ ha_innobase::create( } #endif - if (form->s->fields > 1000) { + if (form->s->stored_fields > 1000) { /* The limit probably should be REC_MAX_N_FIELDS - 3 = 1020, but we play safe here */ @@ -6890,10 +6901,10 @@ ha_innobase::records_in_range( KEY* key; dict_index_t* index; uchar* key_val_buff2 = (uchar*) my_malloc( - table->s->reclength + table->s->stored_rec_length + table->s->max_key_length + 100, MYF(MY_FAE)); - ulint buff2_len = table->s->reclength + ulint buff2_len = table->s->stored_rec_length + table->s->max_key_length + 100; dtuple_t* range_start; dtuple_t* range_end; === modified file 'storage/xtradb/handler/ha_innodb.h' --- a/storage/xtradb/handler/ha_innodb.h 2009-03-26 06:11:11 +0000 +++ b/storage/xtradb/handler/ha_innodb.h 2009-10-16 22:57:48 +0000 @@ -204,6 +204,7 @@ class ha_innobase: public handler /** @} */ bool check_if_incompatible_data(HA_CREATE_INFO *info, uint table_changes); + bool check_if_supported_virtual_columns(void) { return TRUE; } }; /* Some accessor functions which the InnoDB plugin needs, but which