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[Maria-developers] Rev 2836: Check of maria engine presence added. in file:///home/bell/maria/bzr/work-maria-5.2-lb607147/
by sanja＠askmonty.org 04 Aug '10

04 Aug '10

At file:///home/bell/maria/bzr/work-maria-5.2-lb607147/ ------------------------------------------------------------ revno: 2836 revision-id: sanja(a)askmonty.org-20100804094351-8yyx0m06vi4pr9fj parent: sanja(a)askmonty.org-20100803094925-fpuj52qvdkkw5994 committer: sanja(a)askmonty.org branch nick: work-maria-5.2-lb607147 timestamp: Wed 2010-08-04 12:43:51 +0300 message: Check of maria engine presence added. Comment fixed. === modified file 'mysql-test/suite/vcol/t/vcol_handler_maria.test' --- a/mysql-test/suite/vcol/t/vcol_handler_maria.test 2010-08-03 09:49:25 +0000 +++ b/mysql-test/suite/vcol/t/vcol_handler_maria.test 2010-08-04 09:43:51 +0000 @@ -14,8 +14,10 @@ # Change: # ################################################################################ +--source include/have_maria.inc + # -# NOTE: PLEASE DO NOT ADD NOT MYISAM SPECIFIC TESTCASES HERE ! +# NOTE: PLEASE DO NOT ADD NOT MARIA SPECIFIC TESTCASES HERE ! # TESTCASES WHICH MUST BE APPLIED TO ALL STORAGE ENGINES MUST BE ADDED IN # THE SOURCED FILES ONLY. #

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[Maria-developers] Rev 2835: Fix for launchpad bug #612894 in file:///home/bell/maria/bzr/work-maria-5.2-lb607147/
by sanja＠askmonty.org 03 Aug '10

03 Aug '10

At file:///home/bell/maria/bzr/work-maria-5.2-lb607147/ ------------------------------------------------------------ revno: 2835 revision-id: sanja(a)askmonty.org-20100803094925-fpuj52qvdkkw5994 parent: igor(a)askmonty.org-20100728190938-esx94q58hw3v5jue committer: sanja(a)askmonty.org branch nick: work-maria-5.2-lb607147 timestamp: Tue 2010-08-03 12:49:25 +0300 message: Fix for launchpad bug #612894 Support of virtual columns added to maria engine. === added file 'mysql-test/suite/vcol/r/vcol_handler_maria.result' --- a/mysql-test/suite/vcol/r/vcol_handler_maria.result 1970-01-01 00:00:00 +0000 +++ b/mysql-test/suite/vcol/r/vcol_handler_maria.result 2010-08-03 09:49:25 +0000 @@ -0,0 +1,76 @@ +SET @@session.storage_engine = 'maria'; +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/t/vcol_handler_maria.test' --- a/mysql-test/suite/vcol/t/vcol_handler_maria.test 1970-01-01 00:00:00 +0000 +++ b/mysql-test/suite/vcol/t/vcol_handler_maria.test 2010-08-03 09:49:25 +0000 @@ -0,0 +1,50 @@ +################################################################################ +# t/vcol_handler_maria.test # +# # +# Purpose: # +# Testing HANDLER. +# # +# Maria 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 = 'maria'; + +##### 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 === modified file 'storage/maria/ha_maria.cc' --- a/storage/maria/ha_maria.cc 2010-07-25 15:09:21 +0000 +++ b/storage/maria/ha_maria.cc 2010-08-03 09:49:25 +0000 @@ -468,7 +468,7 @@ recinfo_pos= recinfo; create_info->null_bytes= table_arg->s->null_bytes; - while (recpos < (uint) share->reclength) + while (recpos < (uint) share->stored_rec_length) { Field **field, *found= 0; minpos= share->reclength; === modified file 'storage/maria/ha_maria.h' --- a/storage/maria/ha_maria.h 2010-07-23 20:37:21 +0000 +++ b/storage/maria/ha_maria.h 2010-08-03 09:49:25 +0000 @@ -148,6 +148,7 @@ 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);

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[Maria-developers] fixed for 571200 pushed
by Patrick Galbraith 03 Aug '10

03 Aug '10

Hi all, I hand-added Antony's fix for 571200 that I had started to https://code.launchpad.net/~capttofu/maria/bug_571200/+merge/31606 for review. I'll be adding his other fixes for each bug as well. Thanks Antony! Patrick

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[Maria-developers] Rev 2809: Fix for luanchpad bug#611625: Removing NULL references from subquery parameter list added. in file:///home/bell/maria/bzr/work-maria-5.3-lb611625/
by sanja＠askmonty.org 02 Aug '10

02 Aug '10

At file:///home/bell/maria/bzr/work-maria-5.3-lb611625/ ------------------------------------------------------------ revno: 2809 revision-id: sanja(a)askmonty.org-20100802055612-se9olthiaazi5xju parent: sanja(a)askmonty.org-20100730041658-2naumadh26t93e3g committer: sanja(a)askmonty.org branch nick: work-maria-5.3-lb611625 timestamp: Mon 2010-08-02 08:56:12 +0300 message: Fix for luanchpad bug#611625: Removing NULL references from subquery parameter list added. Incorrect limitation on number of parameters removed. === modified file 'mysql-test/r/subquery_cache.result' --- a/mysql-test/r/subquery_cache.result 2010-07-30 04:16:58 +0000 +++ b/mysql-test/r/subquery_cache.result 2010-08-02 05:56:12 +0000 @@ -2985,3 +2985,201 @@ 1 NULL f drop table t1,t2,t3,t4; set @@optimizer_switch= default; +#launchpad BUG#611625 +CREATE TABLE `t1` ( +`pk` int(11) NOT NULL AUTO_INCREMENT, +`col_int_nokey` int(11) DEFAULT NULL, +`col_varchar_nokey` varchar(1) DEFAULT NULL, +PRIMARY KEY (`pk`) +) ENGINE=MyISAM AUTO_INCREMENT=21 DEFAULT CHARSET=latin1; +INSERT INTO `t1` VALUES (1,NULL,'w'); +INSERT INTO `t1` VALUES (2,7,'m'); +INSERT INTO `t1` VALUES (3,9,'m'); +INSERT INTO `t1` VALUES (4,7,'k'); +INSERT INTO `t1` VALUES (5,4,'r'); +INSERT INTO `t1` VALUES (6,2,'t'); +INSERT INTO `t1` VALUES (7,6,'j'); +INSERT INTO `t1` VALUES (8,8,'u'); +INSERT INTO `t1` VALUES (9,NULL,'h'); +INSERT INTO `t1` VALUES (10,5,'o'); +INSERT INTO `t1` VALUES (11,NULL,NULL); +INSERT INTO `t1` VALUES (12,6,'k'); +INSERT INTO `t1` VALUES (13,188,'e'); +INSERT INTO `t1` VALUES (14,2,'n'); +INSERT INTO `t1` VALUES (15,1,'t'); +INSERT INTO `t1` VALUES (16,1,'c'); +INSERT INTO `t1` VALUES (17,0,'m'); +INSERT INTO `t1` VALUES (18,9,'y'); +INSERT INTO `t1` VALUES (19,NULL,'f'); +INSERT INTO `t1` VALUES (20,4,'d'); +CREATE TABLE `t3` ( +`pk` int(11) NOT NULL AUTO_INCREMENT, +`col_int_nokey` int(11) DEFAULT NULL, +`col_varchar_nokey` varchar(1) DEFAULT NULL, +PRIMARY KEY (`pk`) +) ENGINE=MyISAM AUTO_INCREMENT=101 DEFAULT CHARSET=latin1; +INSERT INTO `t3` VALUES (1,6,'r'); +INSERT INTO `t3` VALUES (2,8,'c'); +INSERT INTO `t3` VALUES (3,6,'o'); +INSERT INTO `t3` VALUES (4,6,'c'); +INSERT INTO `t3` VALUES (5,3,'d'); +INSERT INTO `t3` VALUES (6,9,'v'); +INSERT INTO `t3` VALUES (7,2,'m'); +INSERT INTO `t3` VALUES (8,1,'j'); +INSERT INTO `t3` VALUES (9,8,'f'); +INSERT INTO `t3` VALUES (10,0,'n'); +INSERT INTO `t3` VALUES (11,9,'z'); +INSERT INTO `t3` VALUES (12,8,'h'); +INSERT INTO `t3` VALUES (13,NULL,'q'); +INSERT INTO `t3` VALUES (14,0,'w'); +INSERT INTO `t3` VALUES (15,5,'z'); +INSERT INTO `t3` VALUES (16,1,'j'); +INSERT INTO `t3` VALUES (17,1,'a'); +INSERT INTO `t3` VALUES (18,6,'m'); +INSERT INTO `t3` VALUES (19,6,'n'); +INSERT INTO `t3` VALUES (20,1,'e'); +INSERT INTO `t3` VALUES (21,8,'u'); +INSERT INTO `t3` VALUES (22,1,'s'); +INSERT INTO `t3` VALUES (23,0,'u'); +INSERT INTO `t3` VALUES (24,4,'r'); +INSERT INTO `t3` VALUES (25,9,'g'); +INSERT INTO `t3` VALUES (26,8,'o'); +INSERT INTO `t3` VALUES (27,5,'w'); +INSERT INTO `t3` VALUES (28,9,'b'); +INSERT INTO `t3` VALUES (29,5,NULL); +INSERT INTO `t3` VALUES (30,NULL,'y'); +INSERT INTO `t3` VALUES (31,NULL,'y'); +INSERT INTO `t3` VALUES (32,105,'u'); +INSERT INTO `t3` VALUES (33,0,'p'); +INSERT INTO `t3` VALUES (34,3,'s'); +INSERT INTO `t3` VALUES (35,1,'e'); +INSERT INTO `t3` VALUES (36,75,'d'); +INSERT INTO `t3` VALUES (37,9,'d'); +INSERT INTO `t3` VALUES (38,7,'c'); +INSERT INTO `t3` VALUES (39,NULL,'b'); +INSERT INTO `t3` VALUES (40,NULL,'t'); +INSERT INTO `t3` VALUES (41,4,NULL); +INSERT INTO `t3` VALUES (42,0,'y'); +INSERT INTO `t3` VALUES (43,204,'c'); +INSERT INTO `t3` VALUES (44,0,'d'); +INSERT INTO `t3` VALUES (45,9,'x'); +INSERT INTO `t3` VALUES (46,8,'p'); +INSERT INTO `t3` VALUES (47,7,'e'); +INSERT INTO `t3` VALUES (48,8,'g'); +INSERT INTO `t3` VALUES (49,NULL,'x'); +INSERT INTO `t3` VALUES (50,6,'s'); +INSERT INTO `t3` VALUES (51,5,'e'); +INSERT INTO `t3` VALUES (52,2,'l'); +INSERT INTO `t3` VALUES (53,3,'p'); +INSERT INTO `t3` VALUES (54,7,'h'); +INSERT INTO `t3` VALUES (55,NULL,'m'); +INSERT INTO `t3` VALUES (56,145,'n'); +INSERT INTO `t3` VALUES (57,0,'v'); +INSERT INTO `t3` VALUES (58,1,'b'); +INSERT INTO `t3` VALUES (59,7,'x'); +INSERT INTO `t3` VALUES (60,3,'r'); +INSERT INTO `t3` VALUES (61,NULL,'t'); +INSERT INTO `t3` VALUES (62,2,'w'); +INSERT INTO `t3` VALUES (63,2,'w'); +INSERT INTO `t3` VALUES (64,2,'k'); +INSERT INTO `t3` VALUES (65,8,'a'); +INSERT INTO `t3` VALUES (66,6,'t'); +INSERT INTO `t3` VALUES (67,1,'z'); +INSERT INTO `t3` VALUES (68,NULL,'e'); +INSERT INTO `t3` VALUES (69,1,'q'); +INSERT INTO `t3` VALUES (70,0,'e'); +INSERT INTO `t3` VALUES (71,4,'v'); +INSERT INTO `t3` VALUES (72,1,'d'); +INSERT INTO `t3` VALUES (73,1,'u'); +INSERT INTO `t3` VALUES (74,27,'o'); +INSERT INTO `t3` VALUES (75,4,'b'); +INSERT INTO `t3` VALUES (76,6,'c'); +INSERT INTO `t3` VALUES (77,2,'q'); +INSERT INTO `t3` VALUES (78,248,NULL); +INSERT INTO `t3` VALUES (79,NULL,'h'); +INSERT INTO `t3` VALUES (80,9,'d'); +INSERT INTO `t3` VALUES (81,75,'w'); +INSERT INTO `t3` VALUES (82,2,'m'); +INSERT INTO `t3` VALUES (83,9,'i'); +INSERT INTO `t3` VALUES (84,4,'w'); +INSERT INTO `t3` VALUES (85,0,'f'); +INSERT INTO `t3` VALUES (86,0,'k'); +INSERT INTO `t3` VALUES (87,1,'v'); +INSERT INTO `t3` VALUES (88,119,'c'); +INSERT INTO `t3` VALUES (89,1,'y'); +INSERT INTO `t3` VALUES (90,7,'h'); +INSERT INTO `t3` VALUES (91,2,NULL); +INSERT INTO `t3` VALUES (92,7,'t'); +INSERT INTO `t3` VALUES (93,2,'l'); +INSERT INTO `t3` VALUES (94,6,'a'); +INSERT INTO `t3` VALUES (95,4,'r'); +INSERT INTO `t3` VALUES (96,5,'s'); +INSERT INTO `t3` VALUES (97,7,'z'); +INSERT INTO `t3` VALUES (98,1,'j'); +INSERT INTO `t3` VALUES (99,7,'c'); +INSERT INTO `t3` VALUES (100,2,'f'); +CREATE TABLE `t2` ( +`pk` int(11) NOT NULL AUTO_INCREMENT, +`col_int_nokey` int(11) DEFAULT NULL, +`col_varchar_nokey` varchar(1) DEFAULT NULL, +PRIMARY KEY (`pk`) +) ENGINE=MyISAM AUTO_INCREMENT=11 DEFAULT CHARSET=latin1; +INSERT INTO `t2` VALUES (10,8,NULL); +set optimizer_switch='subquery_cache=off'; +SELECT ( +SELECT `col_int_nokey` +FROM t3 +WHERE table1 .`col_varchar_nokey` ) field13 +FROM t2 table1 JOIN t1 table2 ON table2 .`pk` +ORDER BY field13; +field13 +NULL +NULL +NULL +NULL +NULL +NULL +NULL +NULL +NULL +NULL +NULL +NULL +NULL +NULL +NULL +NULL +NULL +NULL +NULL +NULL +set optimizer_switch='subquery_cache=on'; +SELECT +(SELECT `col_int_nokey` + FROM t3 +WHERE table1 .`col_varchar_nokey` ) field13 +FROM t2 table1 JOIN t1 table2 ON table2 .`pk` +ORDER BY field13; +field13 +NULL +NULL +NULL +NULL +NULL +NULL +NULL +NULL +NULL +NULL +NULL +NULL +NULL +NULL +NULL +NULL +NULL +NULL +NULL +NULL +drop table t1,t2,t3; +set @@optimizer_switch= default; === modified file 'mysql-test/t/subquery_cache.test' --- a/mysql-test/t/subquery_cache.test 2010-07-30 04:16:58 +0000 +++ b/mysql-test/t/subquery_cache.test 2010-08-02 05:56:12 +0000 @@ -1306,3 +1306,167 @@ drop table t1,t2,t3,t4; set @@optimizer_switch= default; + +# +--echo #launchpad BUG#611625 +# +CREATE TABLE `t1` ( + `pk` int(11) NOT NULL AUTO_INCREMENT, + `col_int_nokey` int(11) DEFAULT NULL, + `col_varchar_nokey` varchar(1) DEFAULT NULL, + PRIMARY KEY (`pk`) +) ENGINE=MyISAM AUTO_INCREMENT=21 DEFAULT CHARSET=latin1; +INSERT INTO `t1` VALUES (1,NULL,'w'); +INSERT INTO `t1` VALUES (2,7,'m'); +INSERT INTO `t1` VALUES (3,9,'m'); +INSERT INTO `t1` VALUES (4,7,'k'); +INSERT INTO `t1` VALUES (5,4,'r'); +INSERT INTO `t1` VALUES (6,2,'t'); +INSERT INTO `t1` VALUES (7,6,'j'); +INSERT INTO `t1` VALUES (8,8,'u'); +INSERT INTO `t1` VALUES (9,NULL,'h'); +INSERT INTO `t1` VALUES (10,5,'o'); +INSERT INTO `t1` VALUES (11,NULL,NULL); +INSERT INTO `t1` VALUES (12,6,'k'); +INSERT INTO `t1` VALUES (13,188,'e'); +INSERT INTO `t1` VALUES (14,2,'n'); +INSERT INTO `t1` VALUES (15,1,'t'); +INSERT INTO `t1` VALUES (16,1,'c'); +INSERT INTO `t1` VALUES (17,0,'m'); +INSERT INTO `t1` VALUES (18,9,'y'); +INSERT INTO `t1` VALUES (19,NULL,'f'); +INSERT INTO `t1` VALUES (20,4,'d'); +CREATE TABLE `t3` ( + `pk` int(11) NOT NULL AUTO_INCREMENT, + `col_int_nokey` int(11) DEFAULT NULL, + `col_varchar_nokey` varchar(1) DEFAULT NULL, + PRIMARY KEY (`pk`) +) ENGINE=MyISAM AUTO_INCREMENT=101 DEFAULT CHARSET=latin1; +INSERT INTO `t3` VALUES (1,6,'r'); +INSERT INTO `t3` VALUES (2,8,'c'); +INSERT INTO `t3` VALUES (3,6,'o'); +INSERT INTO `t3` VALUES (4,6,'c'); +INSERT INTO `t3` VALUES (5,3,'d'); +INSERT INTO `t3` VALUES (6,9,'v'); +INSERT INTO `t3` VALUES (7,2,'m'); +INSERT INTO `t3` VALUES (8,1,'j'); +INSERT INTO `t3` VALUES (9,8,'f'); +INSERT INTO `t3` VALUES (10,0,'n'); +INSERT INTO `t3` VALUES (11,9,'z'); +INSERT INTO `t3` VALUES (12,8,'h'); +INSERT INTO `t3` VALUES (13,NULL,'q'); +INSERT INTO `t3` VALUES (14,0,'w'); +INSERT INTO `t3` VALUES (15,5,'z'); +INSERT INTO `t3` VALUES (16,1,'j'); +INSERT INTO `t3` VALUES (17,1,'a'); +INSERT INTO `t3` VALUES (18,6,'m'); +INSERT INTO `t3` VALUES (19,6,'n'); +INSERT INTO `t3` VALUES (20,1,'e'); +INSERT INTO `t3` VALUES (21,8,'u'); +INSERT INTO `t3` VALUES (22,1,'s'); +INSERT INTO `t3` VALUES (23,0,'u'); +INSERT INTO `t3` VALUES (24,4,'r'); +INSERT INTO `t3` VALUES (25,9,'g'); +INSERT INTO `t3` VALUES (26,8,'o'); +INSERT INTO `t3` VALUES (27,5,'w'); +INSERT INTO `t3` VALUES (28,9,'b'); +INSERT INTO `t3` VALUES (29,5,NULL); +INSERT INTO `t3` VALUES (30,NULL,'y'); +INSERT INTO `t3` VALUES (31,NULL,'y'); +INSERT INTO `t3` VALUES (32,105,'u'); +INSERT INTO `t3` VALUES (33,0,'p'); +INSERT INTO `t3` VALUES (34,3,'s'); +INSERT INTO `t3` VALUES (35,1,'e'); +INSERT INTO `t3` VALUES (36,75,'d'); +INSERT INTO `t3` VALUES (37,9,'d'); +INSERT INTO `t3` VALUES (38,7,'c'); +INSERT INTO `t3` VALUES (39,NULL,'b'); +INSERT INTO `t3` VALUES (40,NULL,'t'); +INSERT INTO `t3` VALUES (41,4,NULL); +INSERT INTO `t3` VALUES (42,0,'y'); +INSERT INTO `t3` VALUES (43,204,'c'); +INSERT INTO `t3` VALUES (44,0,'d'); +INSERT INTO `t3` VALUES (45,9,'x'); +INSERT INTO `t3` VALUES (46,8,'p'); +INSERT INTO `t3` VALUES (47,7,'e'); +INSERT INTO `t3` VALUES (48,8,'g'); +INSERT INTO `t3` VALUES (49,NULL,'x'); +INSERT INTO `t3` VALUES (50,6,'s'); +INSERT INTO `t3` VALUES (51,5,'e'); +INSERT INTO `t3` VALUES (52,2,'l'); +INSERT INTO `t3` VALUES (53,3,'p'); +INSERT INTO `t3` VALUES (54,7,'h'); +INSERT INTO `t3` VALUES (55,NULL,'m'); +INSERT INTO `t3` VALUES (56,145,'n'); +INSERT INTO `t3` VALUES (57,0,'v'); +INSERT INTO `t3` VALUES (58,1,'b'); +INSERT INTO `t3` VALUES (59,7,'x'); +INSERT INTO `t3` VALUES (60,3,'r'); +INSERT INTO `t3` VALUES (61,NULL,'t'); +INSERT INTO `t3` VALUES (62,2,'w'); +INSERT INTO `t3` VALUES (63,2,'w'); +INSERT INTO `t3` VALUES (64,2,'k'); +INSERT INTO `t3` VALUES (65,8,'a'); +INSERT INTO `t3` VALUES (66,6,'t'); +INSERT INTO `t3` VALUES (67,1,'z'); +INSERT INTO `t3` VALUES (68,NULL,'e'); +INSERT INTO `t3` VALUES (69,1,'q'); +INSERT INTO `t3` VALUES (70,0,'e'); +INSERT INTO `t3` VALUES (71,4,'v'); +INSERT INTO `t3` VALUES (72,1,'d'); +INSERT INTO `t3` VALUES (73,1,'u'); +INSERT INTO `t3` VALUES (74,27,'o'); +INSERT INTO `t3` VALUES (75,4,'b'); +INSERT INTO `t3` VALUES (76,6,'c'); +INSERT INTO `t3` VALUES (77,2,'q'); +INSERT INTO `t3` VALUES (78,248,NULL); +INSERT INTO `t3` VALUES (79,NULL,'h'); +INSERT INTO `t3` VALUES (80,9,'d'); +INSERT INTO `t3` VALUES (81,75,'w'); +INSERT INTO `t3` VALUES (82,2,'m'); +INSERT INTO `t3` VALUES (83,9,'i'); +INSERT INTO `t3` VALUES (84,4,'w'); +INSERT INTO `t3` VALUES (85,0,'f'); +INSERT INTO `t3` VALUES (86,0,'k'); +INSERT INTO `t3` VALUES (87,1,'v'); +INSERT INTO `t3` VALUES (88,119,'c'); +INSERT INTO `t3` VALUES (89,1,'y'); +INSERT INTO `t3` VALUES (90,7,'h'); +INSERT INTO `t3` VALUES (91,2,NULL); +INSERT INTO `t3` VALUES (92,7,'t'); +INSERT INTO `t3` VALUES (93,2,'l'); +INSERT INTO `t3` VALUES (94,6,'a'); +INSERT INTO `t3` VALUES (95,4,'r'); +INSERT INTO `t3` VALUES (96,5,'s'); +INSERT INTO `t3` VALUES (97,7,'z'); +INSERT INTO `t3` VALUES (98,1,'j'); +INSERT INTO `t3` VALUES (99,7,'c'); +INSERT INTO `t3` VALUES (100,2,'f'); +CREATE TABLE `t2` ( + `pk` int(11) NOT NULL AUTO_INCREMENT, + `col_int_nokey` int(11) DEFAULT NULL, + `col_varchar_nokey` varchar(1) DEFAULT NULL, + PRIMARY KEY (`pk`) +) ENGINE=MyISAM AUTO_INCREMENT=11 DEFAULT CHARSET=latin1; +INSERT INTO `t2` VALUES (10,8,NULL); + +set optimizer_switch='subquery_cache=off'; + +SELECT ( +SELECT `col_int_nokey` +FROM t3 +WHERE table1 .`col_varchar_nokey` ) field13 +FROM t2 table1 JOIN t1 table2 ON table2 .`pk` +ORDER BY field13; + +set optimizer_switch='subquery_cache=on'; + +SELECT + (SELECT `col_int_nokey` + FROM t3 + WHERE table1 .`col_varchar_nokey` ) field13 +FROM t2 table1 JOIN t1 table2 ON table2 .`pk` +ORDER BY field13; + +drop table t1,t2,t3; +set @@optimizer_switch= default; === modified file 'sql/sql_class.h' --- a/sql/sql_class.h 2010-07-16 11:02:15 +0000 +++ b/sql/sql_class.h 2010-08-02 05:56:12 +0000 @@ -62,9 +62,9 @@ class Item_iterator_ref_list: public Item_iterator { - List_iterator_fast<Item*> list; + List_iterator<Item*> list; public: - Item_iterator_ref_list(List_iterator_fast<Item*> &arg_list): + Item_iterator_ref_list(List_iterator<Item*> &arg_list): list(arg_list) {} void open() { list.rewind(); } Item *next() { return *(list++); } === modified file 'sql/sql_expression_cache.cc' --- a/sql/sql_expression_cache.cc 2010-07-30 04:16:58 +0000 +++ b/sql/sql_expression_cache.cc 2010-08-02 05:56:12 +0000 @@ -96,22 +96,39 @@ void Expression_cache_tmptable::init() { - List_iterator_fast<Item*> li(*list); + List_iterator<Item*> li(*list); Item_iterator_ref_list it(li); Item **item; uint field_counter; DBUG_ENTER("Expression_cache_tmptable::init"); DBUG_ASSERT(!inited); inited= TRUE; - - if (!(ULONGLONG_MAX >> (list->elements + 1))) - { - DBUG_PRINT("info", ("Too many dependencies")); + cache_table= NULL; + + while ((item= li++)) + { + DBUG_ASSERT(item); + if (*item) + { + DBUG_ASSERT((*item)->fixed); + items.push_back((*item)); + } + else + { + /* + This is possible when optimizer already executed this subquery and + optimized out a condition predicate. See launchpad bug#611625 + */ + li.remove(); + } + } + + if (list->elements == 0) + { + DBUG_PRINT("info", ("All parameters was removed by optimizer.")); DBUG_VOID_RETURN; } - cache_table= NULL; - cache_table_param.init(); /* dependent items and result */ cache_table_param.field_count= list->elements + 1; @@ -119,13 +136,6 @@ cache_table_param.skip_create_table= 1; cache_table= NULL; - while ((item= li++)) - { - DBUG_ASSERT(item); - DBUG_ASSERT(*item); - DBUG_ASSERT((*item)->fixed); - items.push_back((*item)); - } items.push_front(val); if (!(cache_table= create_tmp_table(table_thd, &cache_table_param,

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[Maria-developers] Rev 2808: Fix for luanchpad bug#609043 in file:///home/bell/maria/bzr/work-maria-5.3-lb609043/
by sanja＠askmonty.org 30 Jul '10

30 Jul '10

At file:///home/bell/maria/bzr/work-maria-5.3-lb609043/ ------------------------------------------------------------ revno: 2808 revision-id: sanja(a)askmonty.org-20100730041658-2naumadh26t93e3g parent: sanja(a)askmonty.org-20100729111348-jjp89wlvs3kg0fqq committer: sanja(a)askmonty.org branch nick: work-maria-5.3-lb609043 timestamp: Fri 2010-07-30 07:16:58 +0300 message: Fix for luanchpad bug#609043 Removed indirect reference in equalities for cache index lookup. We should use a direct reference because some optimization of the query may optimize out a condition predicate and if the outer reference is the only element of the condition predicate the indirect reference becomes NULL. We can resolve correctly the indirect reference in Expression_cache_tmptable::make_equalities because it is called before optimization of the cached subquery. === modified file 'mysql-test/r/subquery_cache.result' --- a/mysql-test/r/subquery_cache.result 2010-07-29 11:13:48 +0000 +++ b/mysql-test/r/subquery_cache.result 2010-07-30 04:16:58 +0000 @@ -2881,3 +2881,107 @@ field1 field2 field3 field4 field5 field6 field7 field8 field9 field10 drop table t1,t2,t3,t4,t5; set @@optimizer_switch= default; +#launchpad BUG#609043 +CREATE TABLE `t1` ( +`pk` int(11) NOT NULL AUTO_INCREMENT, +`col_int_nokey` int(11) DEFAULT NULL, +`col_int_key` int(11) DEFAULT NULL, +`col_date_key` date DEFAULT NULL, +`col_date_nokey` date DEFAULT NULL, +`col_time_key` time DEFAULT NULL, +`col_time_nokey` time DEFAULT NULL, +`col_datetime_key` datetime DEFAULT NULL, +`col_datetime_nokey` datetime DEFAULT NULL, +`col_varchar_key` varchar(1) DEFAULT NULL, +`col_varchar_nokey` varchar(1) DEFAULT NULL, +PRIMARY KEY (`pk`), +KEY `col_varchar_key` (`col_varchar_key`,`col_int_key`) +) ENGINE=MyISAM AUTO_INCREMENT=21 DEFAULT CHARSET=latin1; +INSERT INTO `t1` VALUES (19,NULL,6,'2004-08-20','2004-08-20','05:03:03','05:03:03','2007-04-19 00:19:53','2007-04-19 00:19:53','f','f'); +INSERT INTO `t1` VALUES (20,4,2,'1900-01-01','1900-01-01','18:38:59','18:38:59','1900-01-01 00:00:00','1900-01-01 00:00:00','d','d'); +CREATE TABLE `t2` ( +`pk` int(11) NOT NULL AUTO_INCREMENT, +`col_int_nokey` int(11) DEFAULT NULL, +`col_int_key` int(11) DEFAULT NULL, +`col_date_key` date DEFAULT NULL, +`col_date_nokey` date DEFAULT NULL, +`col_time_key` time DEFAULT NULL, +`col_time_nokey` time DEFAULT NULL, +`col_datetime_key` datetime DEFAULT NULL, +`col_datetime_nokey` datetime DEFAULT NULL, +`col_varchar_key` varchar(1) DEFAULT NULL, +`col_varchar_nokey` varchar(1) DEFAULT NULL, +PRIMARY KEY (`pk`), +KEY `col_int_key` (`col_int_key`), +KEY `col_date_key` (`col_date_key`), +KEY `col_time_key` (`col_time_key`), +KEY `col_datetime_key` (`col_datetime_key`), +KEY `col_varchar_key` (`col_varchar_key`,`col_int_key`) +) ENGINE=MyISAM AUTO_INCREMENT=30 DEFAULT CHARSET=latin1; +CREATE TABLE `t3` ( +`pk` int(11) NOT NULL AUTO_INCREMENT, +`col_int_nokey` int(11) DEFAULT NULL, +`col_int_key` int(11) DEFAULT NULL, +`col_date_key` date DEFAULT NULL, +`col_date_nokey` date DEFAULT NULL, +`col_time_key` time DEFAULT NULL, +`col_time_nokey` time DEFAULT NULL, +`col_datetime_key` datetime DEFAULT NULL, +`col_datetime_nokey` datetime DEFAULT NULL, +`col_varchar_key` varchar(1) DEFAULT NULL, +`col_varchar_nokey` varchar(1) DEFAULT NULL, +PRIMARY KEY (`pk`), +KEY `col_int_key` (`col_int_key`), +KEY `col_date_key` (`col_date_key`), +KEY `col_time_key` (`col_time_key`), +KEY `col_datetime_key` (`col_datetime_key`), +KEY `col_varchar_key` (`col_varchar_key`,`col_int_key`) +) ENGINE=MyISAM AUTO_INCREMENT=2 DEFAULT CHARSET=latin1; +CREATE TABLE `t4` ( +`pk` int(11) NOT NULL AUTO_INCREMENT, +`col_int_nokey` int(11) DEFAULT NULL, +`col_int_key` int(11) DEFAULT NULL, +`col_date_key` date DEFAULT NULL, +`col_date_nokey` date DEFAULT NULL, +`col_time_key` time DEFAULT NULL, +`col_time_nokey` time DEFAULT NULL, +`col_datetime_key` datetime DEFAULT NULL, +`col_datetime_nokey` datetime DEFAULT NULL, +`col_varchar_key` varchar(1) DEFAULT NULL, +`col_varchar_nokey` varchar(1) DEFAULT NULL, +PRIMARY KEY (`pk`), +KEY `col_int_key` (`col_int_key`), +KEY `col_date_key` (`col_date_key`), +KEY `col_time_key` (`col_time_key`), +KEY `col_datetime_key` (`col_datetime_key`), +KEY `col_varchar_key` (`col_varchar_key`,`col_int_key`) +) ENGINE=MyISAM AUTO_INCREMENT=101 DEFAULT CHARSET=latin1; +INSERT INTO `t4` VALUES (100,2,5,'2001-07-26','2001-07-26','11:49:25','11:49:25','2007-04-25 05:08:49','2007-04-25 05:08:49','f','f'); +SET @@optimizer_switch = 'subquery_cache=off'; +/* cache is off */ SELECT COUNT( DISTINCT table2 .`col_int_key` ) , ( +SELECT SUBQUERY2_t1 .`col_int_key` +FROM t3 SUBQUERY2_t1 JOIN t2 ON SUBQUERY2_t1 .`col_int_key` +WHERE table1 .`col_varchar_key` ) , table2 .`col_varchar_nokey` field10 +FROM t4 table1 JOIN ( t1 table2 STRAIGHT_JOIN t1 table3 ON table2 .`pk` ) ON table3 .`col_varchar_key` = table2 .`col_varchar_key` +GROUP BY field10 ; +COUNT( DISTINCT table2 .`col_int_key` ) ( +SELECT SUBQUERY2_t1 .`col_int_key` +FROM t3 SUBQUERY2_t1 JOIN t2 ON SUBQUERY2_t1 .`col_int_key` +WHERE table1 .`col_varchar_key` ) field10 +1 NULL d +1 NULL f +SET @@optimizer_switch = 'subquery_cache=on'; +/* cache is on */ SELECT COUNT( DISTINCT table2 .`col_int_key` ) , ( +SELECT SUBQUERY2_t1 .`col_int_key` +FROM t3 SUBQUERY2_t1 JOIN t2 ON SUBQUERY2_t1 .`col_int_key` +WHERE table1 .`col_varchar_key` ) , table2 .`col_varchar_nokey` field10 +FROM t4 table1 JOIN ( t1 table2 STRAIGHT_JOIN t1 table3 ON table2 .`pk` ) ON table3 .`col_varchar_key` = table2 .`col_varchar_key` +GROUP BY field10 ; +COUNT( DISTINCT table2 .`col_int_key` ) ( +SELECT SUBQUERY2_t1 .`col_int_key` +FROM t3 SUBQUERY2_t1 JOIN t2 ON SUBQUERY2_t1 .`col_int_key` +WHERE table1 .`col_varchar_key` ) field10 +1 NULL d +1 NULL f +drop table t1,t2,t3,t4; +set @@optimizer_switch= default; === modified file 'mysql-test/t/subquery_cache.test' --- a/mysql-test/t/subquery_cache.test 2010-07-29 11:13:48 +0000 +++ b/mysql-test/t/subquery_cache.test 2010-07-30 04:16:58 +0000 @@ -1202,3 +1202,107 @@ drop table t1,t2,t3,t4,t5; set @@optimizer_switch= default; + + +# +--echo #launchpad BUG#609043 +# +CREATE TABLE `t1` ( + `pk` int(11) NOT NULL AUTO_INCREMENT, + `col_int_nokey` int(11) DEFAULT NULL, + `col_int_key` int(11) DEFAULT NULL, + `col_date_key` date DEFAULT NULL, + `col_date_nokey` date DEFAULT NULL, + `col_time_key` time DEFAULT NULL, + `col_time_nokey` time DEFAULT NULL, + `col_datetime_key` datetime DEFAULT NULL, + `col_datetime_nokey` datetime DEFAULT NULL, + `col_varchar_key` varchar(1) DEFAULT NULL, + `col_varchar_nokey` varchar(1) DEFAULT NULL, + PRIMARY KEY (`pk`), + KEY `col_varchar_key` (`col_varchar_key`,`col_int_key`) +) ENGINE=MyISAM AUTO_INCREMENT=21 DEFAULT CHARSET=latin1; +INSERT INTO `t1` VALUES (19,NULL,6,'2004-08-20','2004-08-20','05:03:03','05:03:03','2007-04-19 00:19:53','2007-04-19 00:19:53','f','f'); +INSERT INTO `t1` VALUES (20,4,2,'1900-01-01','1900-01-01','18:38:59','18:38:59','1900-01-01 00:00:00','1900-01-01 00:00:00','d','d'); + +CREATE TABLE `t2` ( + `pk` int(11) NOT NULL AUTO_INCREMENT, + `col_int_nokey` int(11) DEFAULT NULL, + `col_int_key` int(11) DEFAULT NULL, + `col_date_key` date DEFAULT NULL, + `col_date_nokey` date DEFAULT NULL, + `col_time_key` time DEFAULT NULL, + `col_time_nokey` time DEFAULT NULL, + `col_datetime_key` datetime DEFAULT NULL, + `col_datetime_nokey` datetime DEFAULT NULL, + `col_varchar_key` varchar(1) DEFAULT NULL, + `col_varchar_nokey` varchar(1) DEFAULT NULL, + PRIMARY KEY (`pk`), + KEY `col_int_key` (`col_int_key`), + KEY `col_date_key` (`col_date_key`), + KEY `col_time_key` (`col_time_key`), + KEY `col_datetime_key` (`col_datetime_key`), + KEY `col_varchar_key` (`col_varchar_key`,`col_int_key`) +) ENGINE=MyISAM AUTO_INCREMENT=30 DEFAULT CHARSET=latin1; + +CREATE TABLE `t3` ( + `pk` int(11) NOT NULL AUTO_INCREMENT, + `col_int_nokey` int(11) DEFAULT NULL, + `col_int_key` int(11) DEFAULT NULL, + `col_date_key` date DEFAULT NULL, + `col_date_nokey` date DEFAULT NULL, + `col_time_key` time DEFAULT NULL, + `col_time_nokey` time DEFAULT NULL, + `col_datetime_key` datetime DEFAULT NULL, + `col_datetime_nokey` datetime DEFAULT NULL, + `col_varchar_key` varchar(1) DEFAULT NULL, + `col_varchar_nokey` varchar(1) DEFAULT NULL, + PRIMARY KEY (`pk`), + KEY `col_int_key` (`col_int_key`), + KEY `col_date_key` (`col_date_key`), + KEY `col_time_key` (`col_time_key`), + KEY `col_datetime_key` (`col_datetime_key`), + KEY `col_varchar_key` (`col_varchar_key`,`col_int_key`) +) ENGINE=MyISAM AUTO_INCREMENT=2 DEFAULT CHARSET=latin1; + +CREATE TABLE `t4` ( + `pk` int(11) NOT NULL AUTO_INCREMENT, + `col_int_nokey` int(11) DEFAULT NULL, + `col_int_key` int(11) DEFAULT NULL, + `col_date_key` date DEFAULT NULL, + `col_date_nokey` date DEFAULT NULL, + `col_time_key` time DEFAULT NULL, + `col_time_nokey` time DEFAULT NULL, + `col_datetime_key` datetime DEFAULT NULL, + `col_datetime_nokey` datetime DEFAULT NULL, + `col_varchar_key` varchar(1) DEFAULT NULL, + `col_varchar_nokey` varchar(1) DEFAULT NULL, + PRIMARY KEY (`pk`), + KEY `col_int_key` (`col_int_key`), + KEY `col_date_key` (`col_date_key`), + KEY `col_time_key` (`col_time_key`), + KEY `col_datetime_key` (`col_datetime_key`), + KEY `col_varchar_key` (`col_varchar_key`,`col_int_key`) +) ENGINE=MyISAM AUTO_INCREMENT=101 DEFAULT CHARSET=latin1; +INSERT INTO `t4` VALUES (100,2,5,'2001-07-26','2001-07-26','11:49:25','11:49:25','2007-04-25 05:08:49','2007-04-25 05:08:49','f','f'); + +SET @@optimizer_switch = 'subquery_cache=off'; + +/* cache is off */ SELECT COUNT( DISTINCT table2 .`col_int_key` ) , ( +SELECT SUBQUERY2_t1 .`col_int_key` +FROM t3 SUBQUERY2_t1 JOIN t2 ON SUBQUERY2_t1 .`col_int_key` +WHERE table1 .`col_varchar_key` ) , table2 .`col_varchar_nokey` field10 +FROM t4 table1 JOIN ( t1 table2 STRAIGHT_JOIN t1 table3 ON table2 .`pk` ) ON table3 .`col_varchar_key` = table2 .`col_varchar_key` +GROUP BY field10 ; + +SET @@optimizer_switch = 'subquery_cache=on'; + +/* cache is on */ SELECT COUNT( DISTINCT table2 .`col_int_key` ) , ( +SELECT SUBQUERY2_t1 .`col_int_key` +FROM t3 SUBQUERY2_t1 JOIN t2 ON SUBQUERY2_t1 .`col_int_key` +WHERE table1 .`col_varchar_key` ) , table2 .`col_varchar_nokey` field10 +FROM t4 table1 JOIN ( t1 table2 STRAIGHT_JOIN t1 table3 ON table2 .`pk` ) ON table3 .`col_varchar_key` = table2 .`col_varchar_key` +GROUP BY field10 ; + +drop table t1,t2,t3,t4; +set @@optimizer_switch= default; === modified file 'sql/sql_expression_cache.cc' --- a/sql/sql_expression_cache.cc 2010-07-10 10:37:30 +0000 +++ b/sql/sql_expression_cache.cc 2010-07-30 04:16:58 +0000 @@ -41,7 +41,6 @@ List<Item> args; List_iterator_fast<Item*> li(*list); Item **ref; - Name_resolution_context *cn= NULL; DBUG_ENTER("Expression_cache_tmptable::make_equalities"); for (uint i= 1 /* skip result filed */; (ref= li++); i++) @@ -58,14 +57,7 @@ fld->type() == MYSQL_TYPE_NEWDECIMAL || fld->type() == MYSQL_TYPE_DECIMAL) { - if (!cn) - { - // dummy resolution context - cn= new Name_resolution_context(); - cn->init(); - } - args.push_front(new Item_func_eq(new Item_ref(cn, ref, "", "", FALSE), - new Item_field(fld))); + args.push_front(new Item_func_eq(*ref, new Item_field(fld))); } } if (args.elements == 1)

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[Maria-developers] Rev 2807: Fix for luanchpad bug#609043 in file:///home/bell/maria/bzr/work-maria-5.3-lb609043/
by sanja＠askmonty.org 29 Jul '10

29 Jul '10

At file:///home/bell/maria/bzr/work-maria-5.3-lb609043/ ------------------------------------------------------------ revno: 2807 revision-id: sanja(a)askmonty.org-20100729164449-r66iqeuva2z0d8o8 parent: timour(a)askmonty.org-20100723082500-kwqzzvuv62nw412k committer: sanja(a)askmonty.org branch nick: work-maria-5.3-lb609043 timestamp: Thu 2010-07-29 19:44:49 +0300 message: Fix for luanchpad bug#609043 Removed indirect reference in equalities for cache index lookup. We should use direct reference because optiomization of the query can optimize out condition and if the outer reference is the only element of condition the indirect reference become NULL. We can resolve correctly indirect reference in Expression_cache_tmptable::make_equalities because it called before optimisation of the cached subquery. === modified file 'mysql-test/r/subquery_cache.result' --- a/mysql-test/r/subquery_cache.result 2010-07-10 10:37:30 +0000 +++ b/mysql-test/r/subquery_cache.result 2010-07-29 16:44:49 +0000 @@ -1838,3 +1838,107 @@ Handler_read_rnd_next 27 drop table t0,t1,t2; set optimizer_switch='default'; +# launchpad BUG#609043 +CREATE TABLE `t1` ( +`pk` int(11) NOT NULL AUTO_INCREMENT, +`col_int_nokey` int(11) DEFAULT NULL, +`col_int_key` int(11) DEFAULT NULL, +`col_date_key` date DEFAULT NULL, +`col_date_nokey` date DEFAULT NULL, +`col_time_key` time DEFAULT NULL, +`col_time_nokey` time DEFAULT NULL, +`col_datetime_key` datetime DEFAULT NULL, +`col_datetime_nokey` datetime DEFAULT NULL, +`col_varchar_key` varchar(1) DEFAULT NULL, +`col_varchar_nokey` varchar(1) DEFAULT NULL, +PRIMARY KEY (`pk`), +KEY `col_varchar_key` (`col_varchar_key`,`col_int_key`) +) ENGINE=MyISAM AUTO_INCREMENT=21 DEFAULT CHARSET=latin1; +INSERT INTO `t1` VALUES (19,NULL,6,'2004-08-20','2004-08-20','05:03:03','05:03:03','2007-04-19 00:19:53','2007-04-19 00:19:53','f','f'); +INSERT INTO `t1` VALUES (20,4,2,'1900-01-01','1900-01-01','18:38:59','18:38:59','1900-01-01 00:00:00','1900-01-01 00:00:00','d','d'); +CREATE TABLE `t2` ( +`pk` int(11) NOT NULL AUTO_INCREMENT, +`col_int_nokey` int(11) DEFAULT NULL, +`col_int_key` int(11) DEFAULT NULL, +`col_date_key` date DEFAULT NULL, +`col_date_nokey` date DEFAULT NULL, +`col_time_key` time DEFAULT NULL, +`col_time_nokey` time DEFAULT NULL, +`col_datetime_key` datetime DEFAULT NULL, +`col_datetime_nokey` datetime DEFAULT NULL, +`col_varchar_key` varchar(1) DEFAULT NULL, +`col_varchar_nokey` varchar(1) DEFAULT NULL, +PRIMARY KEY (`pk`), +KEY `col_int_key` (`col_int_key`), +KEY `col_date_key` (`col_date_key`), +KEY `col_time_key` (`col_time_key`), +KEY `col_datetime_key` (`col_datetime_key`), +KEY `col_varchar_key` (`col_varchar_key`,`col_int_key`) +) ENGINE=MyISAM AUTO_INCREMENT=30 DEFAULT CHARSET=latin1; +CREATE TABLE `t3` ( +`pk` int(11) NOT NULL AUTO_INCREMENT, +`col_int_nokey` int(11) DEFAULT NULL, +`col_int_key` int(11) DEFAULT NULL, +`col_date_key` date DEFAULT NULL, +`col_date_nokey` date DEFAULT NULL, +`col_time_key` time DEFAULT NULL, +`col_time_nokey` time DEFAULT NULL, +`col_datetime_key` datetime DEFAULT NULL, +`col_datetime_nokey` datetime DEFAULT NULL, +`col_varchar_key` varchar(1) DEFAULT NULL, +`col_varchar_nokey` varchar(1) DEFAULT NULL, +PRIMARY KEY (`pk`), +KEY `col_int_key` (`col_int_key`), +KEY `col_date_key` (`col_date_key`), +KEY `col_time_key` (`col_time_key`), +KEY `col_datetime_key` (`col_datetime_key`), +KEY `col_varchar_key` (`col_varchar_key`,`col_int_key`) +) ENGINE=MyISAM AUTO_INCREMENT=2 DEFAULT CHARSET=latin1; +CREATE TABLE `t4` ( +`pk` int(11) NOT NULL AUTO_INCREMENT, +`col_int_nokey` int(11) DEFAULT NULL, +`col_int_key` int(11) DEFAULT NULL, +`col_date_key` date DEFAULT NULL, +`col_date_nokey` date DEFAULT NULL, +`col_time_key` time DEFAULT NULL, +`col_time_nokey` time DEFAULT NULL, +`col_datetime_key` datetime DEFAULT NULL, +`col_datetime_nokey` datetime DEFAULT NULL, +`col_varchar_key` varchar(1) DEFAULT NULL, +`col_varchar_nokey` varchar(1) DEFAULT NULL, +PRIMARY KEY (`pk`), +KEY `col_int_key` (`col_int_key`), +KEY `col_date_key` (`col_date_key`), +KEY `col_time_key` (`col_time_key`), +KEY `col_datetime_key` (`col_datetime_key`), +KEY `col_varchar_key` (`col_varchar_key`,`col_int_key`) +) ENGINE=MyISAM AUTO_INCREMENT=101 DEFAULT CHARSET=latin1; +INSERT INTO `t4` VALUES (100,2,5,'2001-07-26','2001-07-26','11:49:25','11:49:25','2007-04-25 05:08:49','2007-04-25 05:08:49','f','f'); +SET @@optimizer_switch = 'subquery_cache=off'; +/* cache is off */ SELECT COUNT( DISTINCT table2 .`col_int_key` ) , ( +SELECT SUBQUERY2_t1 .`col_int_key` +FROM t3 SUBQUERY2_t1 JOIN t2 ON SUBQUERY2_t1 .`col_int_key` +WHERE table1 .`col_varchar_key` ) , table2 .`col_varchar_nokey` field10 +FROM t4 table1 JOIN ( t1 table2 STRAIGHT_JOIN t1 table3 ON table2 .`pk` ) ON table3 .`col_varchar_key` = table2 .`col_varchar_key` +GROUP BY field10 ; +COUNT( DISTINCT table2 .`col_int_key` ) ( +SELECT SUBQUERY2_t1 .`col_int_key` +FROM t3 SUBQUERY2_t1 JOIN t2 ON SUBQUERY2_t1 .`col_int_key` +WHERE table1 .`col_varchar_key` ) field10 +1 NULL d +1 NULL f +SET @@optimizer_switch = 'subquery_cache=on'; +/* cache is on */ SELECT COUNT( DISTINCT table2 .`col_int_key` ) , ( +SELECT SUBQUERY2_t1 .`col_int_key` +FROM t3 SUBQUERY2_t1 JOIN t2 ON SUBQUERY2_t1 .`col_int_key` +WHERE table1 .`col_varchar_key` ) , table2 .`col_varchar_nokey` field10 +FROM t4 table1 JOIN ( t1 table2 STRAIGHT_JOIN t1 table3 ON table2 .`pk` ) ON table3 .`col_varchar_key` = table2 .`col_varchar_key` +GROUP BY field10 ; +COUNT( DISTINCT table2 .`col_int_key` ) ( +SELECT SUBQUERY2_t1 .`col_int_key` +FROM t3 SUBQUERY2_t1 JOIN t2 ON SUBQUERY2_t1 .`col_int_key` +WHERE table1 .`col_varchar_key` ) field10 +1 NULL d +1 NULL f +drop table t1,t2,t3,t4; +set @@optimizer_switch= default; === modified file 'mysql-test/t/subquery_cache.test' --- a/mysql-test/t/subquery_cache.test 2010-07-10 10:37:30 +0000 +++ b/mysql-test/t/subquery_cache.test 2010-07-29 16:44:49 +0000 @@ -507,3 +507,107 @@ drop table t0,t1,t2; set optimizer_switch='default'; + +# +--echo # launchpad BUG#609043 +# +CREATE TABLE `t1` ( + `pk` int(11) NOT NULL AUTO_INCREMENT, + `col_int_nokey` int(11) DEFAULT NULL, + `col_int_key` int(11) DEFAULT NULL, + `col_date_key` date DEFAULT NULL, + `col_date_nokey` date DEFAULT NULL, + `col_time_key` time DEFAULT NULL, + `col_time_nokey` time DEFAULT NULL, + `col_datetime_key` datetime DEFAULT NULL, + `col_datetime_nokey` datetime DEFAULT NULL, + `col_varchar_key` varchar(1) DEFAULT NULL, + `col_varchar_nokey` varchar(1) DEFAULT NULL, + PRIMARY KEY (`pk`), + KEY `col_varchar_key` (`col_varchar_key`,`col_int_key`) +) ENGINE=MyISAM AUTO_INCREMENT=21 DEFAULT CHARSET=latin1; +INSERT INTO `t1` VALUES (19,NULL,6,'2004-08-20','2004-08-20','05:03:03','05:03:03','2007-04-19 00:19:53','2007-04-19 00:19:53','f','f'); +INSERT INTO `t1` VALUES (20,4,2,'1900-01-01','1900-01-01','18:38:59','18:38:59','1900-01-01 00:00:00','1900-01-01 00:00:00','d','d'); + +CREATE TABLE `t2` ( + `pk` int(11) NOT NULL AUTO_INCREMENT, + `col_int_nokey` int(11) DEFAULT NULL, + `col_int_key` int(11) DEFAULT NULL, + `col_date_key` date DEFAULT NULL, + `col_date_nokey` date DEFAULT NULL, + `col_time_key` time DEFAULT NULL, + `col_time_nokey` time DEFAULT NULL, + `col_datetime_key` datetime DEFAULT NULL, + `col_datetime_nokey` datetime DEFAULT NULL, + `col_varchar_key` varchar(1) DEFAULT NULL, + `col_varchar_nokey` varchar(1) DEFAULT NULL, + PRIMARY KEY (`pk`), + KEY `col_int_key` (`col_int_key`), + KEY `col_date_key` (`col_date_key`), + KEY `col_time_key` (`col_time_key`), + KEY `col_datetime_key` (`col_datetime_key`), + KEY `col_varchar_key` (`col_varchar_key`,`col_int_key`) +) ENGINE=MyISAM AUTO_INCREMENT=30 DEFAULT CHARSET=latin1; + +CREATE TABLE `t3` ( + `pk` int(11) NOT NULL AUTO_INCREMENT, + `col_int_nokey` int(11) DEFAULT NULL, + `col_int_key` int(11) DEFAULT NULL, + `col_date_key` date DEFAULT NULL, + `col_date_nokey` date DEFAULT NULL, + `col_time_key` time DEFAULT NULL, + `col_time_nokey` time DEFAULT NULL, + `col_datetime_key` datetime DEFAULT NULL, + `col_datetime_nokey` datetime DEFAULT NULL, + `col_varchar_key` varchar(1) DEFAULT NULL, + `col_varchar_nokey` varchar(1) DEFAULT NULL, + PRIMARY KEY (`pk`), + KEY `col_int_key` (`col_int_key`), + KEY `col_date_key` (`col_date_key`), + KEY `col_time_key` (`col_time_key`), + KEY `col_datetime_key` (`col_datetime_key`), + KEY `col_varchar_key` (`col_varchar_key`,`col_int_key`) +) ENGINE=MyISAM AUTO_INCREMENT=2 DEFAULT CHARSET=latin1; + +CREATE TABLE `t4` ( + `pk` int(11) NOT NULL AUTO_INCREMENT, + `col_int_nokey` int(11) DEFAULT NULL, + `col_int_key` int(11) DEFAULT NULL, + `col_date_key` date DEFAULT NULL, + `col_date_nokey` date DEFAULT NULL, + `col_time_key` time DEFAULT NULL, + `col_time_nokey` time DEFAULT NULL, + `col_datetime_key` datetime DEFAULT NULL, + `col_datetime_nokey` datetime DEFAULT NULL, + `col_varchar_key` varchar(1) DEFAULT NULL, + `col_varchar_nokey` varchar(1) DEFAULT NULL, + PRIMARY KEY (`pk`), + KEY `col_int_key` (`col_int_key`), + KEY `col_date_key` (`col_date_key`), + KEY `col_time_key` (`col_time_key`), + KEY `col_datetime_key` (`col_datetime_key`), + KEY `col_varchar_key` (`col_varchar_key`,`col_int_key`) +) ENGINE=MyISAM AUTO_INCREMENT=101 DEFAULT CHARSET=latin1; +INSERT INTO `t4` VALUES (100,2,5,'2001-07-26','2001-07-26','11:49:25','11:49:25','2007-04-25 05:08:49','2007-04-25 05:08:49','f','f'); + +SET @@optimizer_switch = 'subquery_cache=off'; + +/* cache is off */ SELECT COUNT( DISTINCT table2 .`col_int_key` ) , ( +SELECT SUBQUERY2_t1 .`col_int_key` +FROM t3 SUBQUERY2_t1 JOIN t2 ON SUBQUERY2_t1 .`col_int_key` +WHERE table1 .`col_varchar_key` ) , table2 .`col_varchar_nokey` field10 +FROM t4 table1 JOIN ( t1 table2 STRAIGHT_JOIN t1 table3 ON table2 .`pk` ) ON table3 .`col_varchar_key` = table2 .`col_varchar_key` +GROUP BY field10 ; + +SET @@optimizer_switch = 'subquery_cache=on'; + +/* cache is on */ SELECT COUNT( DISTINCT table2 .`col_int_key` ) , ( +SELECT SUBQUERY2_t1 .`col_int_key` +FROM t3 SUBQUERY2_t1 JOIN t2 ON SUBQUERY2_t1 .`col_int_key` +WHERE table1 .`col_varchar_key` ) , table2 .`col_varchar_nokey` field10 +FROM t4 table1 JOIN ( t1 table2 STRAIGHT_JOIN t1 table3 ON table2 .`pk` ) ON table3 .`col_varchar_key` = table2 .`col_varchar_key` +GROUP BY field10 ; + +drop table t1,t2,t3,t4; +set @@optimizer_switch= default; + === modified file 'sql/sql_expression_cache.cc' --- a/sql/sql_expression_cache.cc 2010-07-10 10:37:30 +0000 +++ b/sql/sql_expression_cache.cc 2010-07-29 16:44:49 +0000 @@ -41,7 +41,6 @@ List<Item> args; List_iterator_fast<Item*> li(*list); Item **ref; - Name_resolution_context *cn= NULL; DBUG_ENTER("Expression_cache_tmptable::make_equalities"); for (uint i= 1 /* skip result filed */; (ref= li++); i++) @@ -58,13 +57,7 @@ fld->type() == MYSQL_TYPE_NEWDECIMAL || fld->type() == MYSQL_TYPE_DECIMAL) { - if (!cn) - { - // dummy resolution context - cn= new Name_resolution_context(); - cn->init(); - } - args.push_front(new Item_func_eq(new Item_ref(cn, ref, "", "", FALSE), + args.push_front(new Item_func_eq(*ref, new Item_field(fld))); } }

1 0

[Maria-developers] Rev 2807: Bugfix for lounchpad bug#608834 (608824, 609045, 609052). in file:///home/bell/maria/bzr/work-maria-5.3-lb608834/
by sanja＠askmonty.org 29 Jul '10

29 Jul '10

At file:///home/bell/maria/bzr/work-maria-5.3-lb608834/ ------------------------------------------------------------ revno: 2807 revision-id: sanja(a)askmonty.org-20100729111348-jjp89wlvs3kg0fqq parent: timour(a)askmonty.org-20100723082500-kwqzzvuv62nw412k committer: sanja(a)askmonty.org branch nick: work-maria-5.3-lb608834 timestamp: Thu 2010-07-29 14:13:48 +0300 message: Bugfix for lounchpad bug#608834 (608824, 609045, 609052). Added get_tmp_table_item() to cache wrapper as it has all not simple Items (Item_func, Item_field, Item_subquery). === modified file 'mysql-test/r/subquery_cache.result' --- a/mysql-test/r/subquery_cache.result 2010-07-10 10:37:30 +0000 +++ b/mysql-test/r/subquery_cache.result 2010-07-29 11:13:48 +0000 @@ -1838,3 +1838,1046 @@ Handler_read_rnd_next 27 drop table t0,t1,t2; set optimizer_switch='default'; +#launchpad BUG#608834 +CREATE TABLE `t2` ( +`pk` int(11) NOT NULL AUTO_INCREMENT, +`col_int_nokey` int(11) DEFAULT NULL, +`col_int_key` int(11) DEFAULT NULL, +`col_time_key` time DEFAULT NULL, +`col_varchar_key` varchar(1) DEFAULT NULL, +`col_varchar_nokey` varchar(1) DEFAULT NULL, +PRIMARY KEY (`pk`), +KEY `col_int_key` (`col_int_key`), +KEY `col_time_key` (`col_time_key`), +KEY `col_varchar_key` (`col_varchar_key`,`col_int_key`) +) ENGINE=MyISAM AUTO_INCREMENT=30 DEFAULT CHARSET=latin1; +INSERT INTO `t2` VALUES (10,7,8,'01:27:35','v','v'); +INSERT INTO `t2` VALUES (11,1,9,'19:48:31','r','r'); +INSERT INTO `t2` VALUES (12,5,9,'00:00:00','a','a'); +INSERT INTO `t2` VALUES (13,3,186,'19:53:05','m','m'); +INSERT INTO `t2` VALUES (14,6,NULL,'19:18:56','y','y'); +INSERT INTO `t2` VALUES (15,92,2,'10:55:12','j','j'); +INSERT INTO `t2` VALUES (16,7,3,'00:25:00','d','d'); +INSERT INTO `t2` VALUES (17,NULL,0,'12:35:47','z','z'); +INSERT INTO `t2` VALUES (18,3,133,'19:53:03','e','e'); +INSERT INTO `t2` VALUES (19,5,1,'17:53:30','h','h'); +INSERT INTO `t2` VALUES (20,1,8,'11:35:49','b','b'); +INSERT INTO `t2` VALUES (21,2,5,NULL,'s','s'); +INSERT INTO `t2` VALUES (22,NULL,5,'06:01:40','e','e'); +INSERT INTO `t2` VALUES (23,1,8,'05:45:11','j','j'); +INSERT INTO `t2` VALUES (24,0,6,'00:00:00','e','e'); +INSERT INTO `t2` VALUES (25,210,51,'00:00:00','f','f'); +INSERT INTO `t2` VALUES (26,8,4,'06:11:01','v','v'); +INSERT INTO `t2` VALUES (27,7,7,'13:02:46','x','x'); +INSERT INTO `t2` VALUES (28,5,6,'21:44:25','m','m'); +INSERT INTO `t2` VALUES (29,NULL,4,'22:43:58','c','c'); +CREATE TABLE `t1` ( +`pk` int(11) NOT NULL AUTO_INCREMENT, +`col_int_nokey` int(11) DEFAULT NULL, +`col_int_key` int(11) DEFAULT NULL, +`col_time_key` time DEFAULT NULL, +`col_varchar_key` varchar(1) DEFAULT NULL, +`col_varchar_nokey` varchar(1) DEFAULT NULL, +PRIMARY KEY (`pk`), +KEY `col_int_key` (`col_int_key`), +KEY `col_time_key` (`col_time_key`), +KEY `col_varchar_key` (`col_varchar_key`,`col_int_key`) +) ENGINE=MyISAM AUTO_INCREMENT=21 DEFAULT CHARSET=latin1; +INSERT INTO `t1` VALUES (1,NULL,2,'11:28:45','w','w'); +INSERT INTO `t1` VALUES (2,7,9,'20:25:14','m','m'); +INSERT INTO `t1` VALUES (3,9,3,'13:47:24','m','m'); +INSERT INTO `t1` VALUES (4,7,9,'19:24:11','k','k'); +INSERT INTO `t1` VALUES (5,4,NULL,'15:59:13','r','r'); +INSERT INTO `t1` VALUES (6,2,9,'00:00:00','t','t'); +INSERT INTO `t1` VALUES (7,6,3,'15:15:04','j','j'); +INSERT INTO `t1` VALUES (8,8,8,'11:32:06','u','u'); +INSERT INTO `t1` VALUES (9,NULL,8,'18:32:33','h','h'); +INSERT INTO `t1` VALUES (10,5,53,'15:19:25','o','o'); +INSERT INTO `t1` VALUES (11,NULL,0,'19:03:19',NULL,NULL); +INSERT INTO `t1` VALUES (12,6,5,'00:39:46','k','k'); +INSERT INTO `t1` VALUES (13,188,166,NULL,'e','e'); +INSERT INTO `t1` VALUES (14,2,3,'00:00:00','n','n'); +INSERT INTO `t1` VALUES (15,1,0,'13:12:11','t','t'); +INSERT INTO `t1` VALUES (16,1,1,'04:56:48','c','c'); +INSERT INTO `t1` VALUES (17,0,9,'19:56:05','m','m'); +INSERT INTO `t1` VALUES (18,9,5,'19:35:19','y','y'); +INSERT INTO `t1` VALUES (19,NULL,6,'05:03:03','f','f'); +INSERT INTO `t1` VALUES (20,4,2,'18:38:59','d','d'); +set @@optimizer_switch='subquery_cache=off'; +/* cache is off */ SELECT ( +SELECT 4 +FROM DUAL ) AS field1 , SUM( DISTINCT table1 . `pk` ) AS field2 , ( +SELECT MAX( SUBQUERY2_t1 . `col_int_nokey` ) AS SUBQUERY2_field1 +FROM ( t1 AS SUBQUERY2_t1 INNER JOIN t1 AS SUBQUERY2_t2 ON (SUBQUERY2_t2 . `col_int_key` = SUBQUERY2_t1 . `pk` ) ) +WHERE SUBQUERY2_t2 . `col_varchar_nokey` <= table1 . `col_varchar_key` OR SUBQUERY2_t1 . `col_int_nokey` < table1 . `pk` ) AS field3 , table1 . `col_time_key` AS field4 , table1 . `col_int_key` AS field5 , CONCAT ( table2 . `col_varchar_nokey` , table1 . `col_varchar_key` ) AS field6 +FROM ( t1 AS table1 INNER JOIN ( ( t1 AS table2 LEFT JOIN t2 AS table3 ON (table3 . `col_varchar_key` = table2 . `col_varchar_key` ) ) ) ON (table3 . `col_varchar_key` = table2 . `col_varchar_nokey` ) ) +WHERE ( table2 . `col_varchar_nokey` NOT IN ( +SELECT 'd' UNION +SELECT 'u' ) ) OR table3 . `col_varchar_nokey` <= table1 . `col_varchar_key` +GROUP BY field1, field3, field4, field5, field6 +ORDER BY table1 . `col_int_key` , field1, field2, field3, field4, field5, field6 +; +field1 field2 field3 field4 field5 field6 +4 5 9 15:59:13 NULL cr +4 5 9 15:59:13 NULL dr +4 5 9 15:59:13 NULL er +4 5 9 15:59:13 NULL fr +4 5 9 15:59:13 NULL hr +4 5 9 15:59:13 NULL jr +4 5 9 15:59:13 NULL mr +4 5 9 15:59:13 NULL rr +4 5 9 15:59:13 NULL yr +4 11 9 19:03:19 0 NULL +4 15 9 13:12:11 0 ct +4 15 9 13:12:11 0 dt +4 15 9 13:12:11 0 et +4 15 9 13:12:11 0 ft +4 15 9 13:12:11 0 ht +4 15 9 13:12:11 0 jt +4 15 9 13:12:11 0 mt +4 15 9 13:12:11 0 rt +4 15 9 13:12:11 0 yt +4 16 9 04:56:48 1 cc +4 16 9 04:56:48 1 ec +4 16 9 04:56:48 1 fc +4 16 9 04:56:48 1 hc +4 16 9 04:56:48 1 jc +4 16 9 04:56:48 1 mc +4 16 9 04:56:48 1 rc +4 16 9 04:56:48 1 yc +4 1 9 11:28:45 2 cw +4 1 9 11:28:45 2 dw +4 1 9 11:28:45 2 ew +4 1 9 11:28:45 2 fw +4 1 9 11:28:45 2 hw +4 1 9 11:28:45 2 jw +4 1 9 11:28:45 2 mw +4 1 9 11:28:45 2 rw +4 1 9 11:28:45 2 yw +4 20 9 18:38:59 2 cd +4 20 9 18:38:59 2 dd +4 20 9 18:38:59 2 ed +4 20 9 18:38:59 2 fd +4 20 9 18:38:59 2 hd +4 20 9 18:38:59 2 jd +4 20 9 18:38:59 2 md +4 20 9 18:38:59 2 rd +4 20 9 18:38:59 2 yd +4 3 9 13:47:24 3 cm +4 3 9 13:47:24 3 dm +4 3 9 13:47:24 3 em +4 3 9 13:47:24 3 fm +4 3 9 13:47:24 3 hm +4 3 9 13:47:24 3 jm +4 3 9 13:47:24 3 mm +4 3 9 13:47:24 3 rm +4 3 9 13:47:24 3 ym +4 7 9 15:15:04 3 cj +4 7 9 15:15:04 3 dj +4 7 9 15:15:04 3 ej +4 7 9 15:15:04 3 fj +4 7 9 15:15:04 3 hj +4 7 9 15:15:04 3 jj +4 7 9 15:15:04 3 mj +4 7 9 15:15:04 3 rj +4 7 9 15:15:04 3 yj +4 14 9 00:00:00 3 cn +4 14 9 00:00:00 3 dn +4 14 9 00:00:00 3 en +4 14 9 00:00:00 3 fn +4 14 9 00:00:00 3 hn +4 14 9 00:00:00 3 jn +4 14 9 00:00:00 3 mn +4 14 9 00:00:00 3 rn +4 14 9 00:00:00 3 yn +4 12 9 00:39:46 5 ck +4 12 9 00:39:46 5 dk +4 12 9 00:39:46 5 ek +4 12 9 00:39:46 5 fk +4 12 9 00:39:46 5 hk +4 12 9 00:39:46 5 jk +4 12 9 00:39:46 5 mk +4 12 9 00:39:46 5 rk +4 12 9 00:39:46 5 yk +4 18 9 19:35:19 5 cy +4 18 9 19:35:19 5 dy +4 18 9 19:35:19 5 ey +4 18 9 19:35:19 5 fy +4 18 9 19:35:19 5 hy +4 18 9 19:35:19 5 jy +4 18 9 19:35:19 5 my +4 18 9 19:35:19 5 ry +4 18 9 19:35:19 5 yy +4 19 9 05:03:03 6 cf +4 19 9 05:03:03 6 df +4 19 9 05:03:03 6 ef +4 19 9 05:03:03 6 ff +4 19 9 05:03:03 6 hf +4 19 9 05:03:03 6 jf +4 19 9 05:03:03 6 mf +4 19 9 05:03:03 6 rf +4 19 9 05:03:03 6 yf +4 8 9 11:32:06 8 cu +4 8 9 11:32:06 8 du +4 8 9 11:32:06 8 eu +4 8 9 11:32:06 8 fu +4 8 9 11:32:06 8 hu +4 8 9 11:32:06 8 ju +4 8 9 11:32:06 8 mu +4 8 9 11:32:06 8 ru +4 8 9 11:32:06 8 yu +4 9 8 18:32:33 8 ch +4 9 8 18:32:33 8 dh +4 9 8 18:32:33 8 eh +4 9 8 18:32:33 8 fh +4 9 8 18:32:33 8 hh +4 9 8 18:32:33 8 jh +4 9 8 18:32:33 8 mh +4 9 8 18:32:33 8 rh +4 9 8 18:32:33 8 yh +4 2 9 20:25:14 9 cm +4 2 9 20:25:14 9 dm +4 2 9 20:25:14 9 em +4 2 9 20:25:14 9 fm +4 2 9 20:25:14 9 hm +4 2 9 20:25:14 9 jm +4 2 9 20:25:14 9 mm +4 2 9 20:25:14 9 rm +4 2 9 20:25:14 9 ym +4 4 9 19:24:11 9 ck +4 4 9 19:24:11 9 dk +4 4 9 19:24:11 9 ek +4 4 9 19:24:11 9 fk +4 4 9 19:24:11 9 hk +4 4 9 19:24:11 9 jk +4 4 9 19:24:11 9 mk +4 4 9 19:24:11 9 rk +4 4 9 19:24:11 9 yk +4 6 9 00:00:00 9 ct +4 6 9 00:00:00 9 dt +4 6 9 00:00:00 9 et +4 6 9 00:00:00 9 ft +4 6 9 00:00:00 9 ht +4 6 9 00:00:00 9 jt +4 6 9 00:00:00 9 mt +4 6 9 00:00:00 9 rt +4 6 9 00:00:00 9 yt +4 17 9 19:56:05 9 cm +4 17 9 19:56:05 9 dm +4 17 9 19:56:05 9 em +4 17 9 19:56:05 9 fm +4 17 9 19:56:05 9 hm +4 17 9 19:56:05 9 jm +4 17 9 19:56:05 9 mm +4 17 9 19:56:05 9 rm +4 17 9 19:56:05 9 ym +4 10 9 15:19:25 53 co +4 10 9 15:19:25 53 do +4 10 9 15:19:25 53 eo +4 10 9 15:19:25 53 fo +4 10 9 15:19:25 53 ho +4 10 9 15:19:25 53 jo +4 10 9 15:19:25 53 mo +4 10 9 15:19:25 53 ro +4 10 9 15:19:25 53 yo +4 13 9 NULL 166 ce +4 13 9 NULL 166 de +4 13 9 NULL 166 ee +4 13 9 NULL 166 fe +4 13 9 NULL 166 he +4 13 9 NULL 166 je +4 13 9 NULL 166 me +4 13 9 NULL 166 re +4 13 9 NULL 166 ye +set @@optimizer_switch='subquery_cache=on'; +/* cache is on */ SELECT ( +SELECT 4 +FROM DUAL ) AS field1 , SUM( DISTINCT table1 . `pk` ) AS field2 , ( +SELECT MAX( SUBQUERY2_t1 . `col_int_nokey` ) AS SUBQUERY2_field1 +FROM ( t1 AS SUBQUERY2_t1 INNER JOIN t1 AS SUBQUERY2_t2 ON (SUBQUERY2_t2 . `col_int_key` = SUBQUERY2_t1 . `pk` ) ) +WHERE SUBQUERY2_t2 . `col_varchar_nokey` <= table1 . `col_varchar_key` OR SUBQUERY2_t1 . `col_int_nokey` < table1 . `pk` ) AS field3 , table1 . `col_time_key` AS field4 , table1 . `col_int_key` AS field5 , CONCAT ( table2 . `col_varchar_nokey` , table1 . `col_varchar_key` ) AS field6 +FROM ( t1 AS table1 INNER JOIN ( ( t1 AS table2 LEFT JOIN t2 AS table3 ON (table3 . `col_varchar_key` = table2 . `col_varchar_key` ) ) ) ON (table3 . `col_varchar_key` = table2 . `col_varchar_nokey` ) ) +WHERE ( table2 . `col_varchar_nokey` NOT IN ( +SELECT 'd' UNION +SELECT 'u' ) ) OR table3 . `col_varchar_nokey` <= table1 . `col_varchar_key` +GROUP BY field1, field3, field4, field5, field6 +ORDER BY table1 . `col_int_key` , field1, field2, field3, field4, field5, field6 +; +field1 field2 field3 field4 field5 field6 +4 5 9 15:59:13 NULL cr +4 5 9 15:59:13 NULL dr +4 5 9 15:59:13 NULL er +4 5 9 15:59:13 NULL fr +4 5 9 15:59:13 NULL hr +4 5 9 15:59:13 NULL jr +4 5 9 15:59:13 NULL mr +4 5 9 15:59:13 NULL rr +4 5 9 15:59:13 NULL yr +4 11 9 19:03:19 0 NULL +4 15 9 13:12:11 0 ct +4 15 9 13:12:11 0 dt +4 15 9 13:12:11 0 et +4 15 9 13:12:11 0 ft +4 15 9 13:12:11 0 ht +4 15 9 13:12:11 0 jt +4 15 9 13:12:11 0 mt +4 15 9 13:12:11 0 rt +4 15 9 13:12:11 0 yt +4 16 9 04:56:48 1 cc +4 16 9 04:56:48 1 ec +4 16 9 04:56:48 1 fc +4 16 9 04:56:48 1 hc +4 16 9 04:56:48 1 jc +4 16 9 04:56:48 1 mc +4 16 9 04:56:48 1 rc +4 16 9 04:56:48 1 yc +4 1 9 11:28:45 2 cw +4 1 9 11:28:45 2 dw +4 1 9 11:28:45 2 ew +4 1 9 11:28:45 2 fw +4 1 9 11:28:45 2 hw +4 1 9 11:28:45 2 jw +4 1 9 11:28:45 2 mw +4 1 9 11:28:45 2 rw +4 1 9 11:28:45 2 yw +4 20 9 18:38:59 2 cd +4 20 9 18:38:59 2 dd +4 20 9 18:38:59 2 ed +4 20 9 18:38:59 2 fd +4 20 9 18:38:59 2 hd +4 20 9 18:38:59 2 jd +4 20 9 18:38:59 2 md +4 20 9 18:38:59 2 rd +4 20 9 18:38:59 2 yd +4 3 9 13:47:24 3 cm +4 3 9 13:47:24 3 dm +4 3 9 13:47:24 3 em +4 3 9 13:47:24 3 fm +4 3 9 13:47:24 3 hm +4 3 9 13:47:24 3 jm +4 3 9 13:47:24 3 mm +4 3 9 13:47:24 3 rm +4 3 9 13:47:24 3 ym +4 7 9 15:15:04 3 cj +4 7 9 15:15:04 3 dj +4 7 9 15:15:04 3 ej +4 7 9 15:15:04 3 fj +4 7 9 15:15:04 3 hj +4 7 9 15:15:04 3 jj +4 7 9 15:15:04 3 mj +4 7 9 15:15:04 3 rj +4 7 9 15:15:04 3 yj +4 14 9 00:00:00 3 cn +4 14 9 00:00:00 3 dn +4 14 9 00:00:00 3 en +4 14 9 00:00:00 3 fn +4 14 9 00:00:00 3 hn +4 14 9 00:00:00 3 jn +4 14 9 00:00:00 3 mn +4 14 9 00:00:00 3 rn +4 14 9 00:00:00 3 yn +4 12 9 00:39:46 5 ck +4 12 9 00:39:46 5 dk +4 12 9 00:39:46 5 ek +4 12 9 00:39:46 5 fk +4 12 9 00:39:46 5 hk +4 12 9 00:39:46 5 jk +4 12 9 00:39:46 5 mk +4 12 9 00:39:46 5 rk +4 12 9 00:39:46 5 yk +4 18 9 19:35:19 5 cy +4 18 9 19:35:19 5 dy +4 18 9 19:35:19 5 ey +4 18 9 19:35:19 5 fy +4 18 9 19:35:19 5 hy +4 18 9 19:35:19 5 jy +4 18 9 19:35:19 5 my +4 18 9 19:35:19 5 ry +4 18 9 19:35:19 5 yy +4 19 9 05:03:03 6 cf +4 19 9 05:03:03 6 df +4 19 9 05:03:03 6 ef +4 19 9 05:03:03 6 ff +4 19 9 05:03:03 6 hf +4 19 9 05:03:03 6 jf +4 19 9 05:03:03 6 mf +4 19 9 05:03:03 6 rf +4 19 9 05:03:03 6 yf +4 8 9 11:32:06 8 cu +4 8 9 11:32:06 8 du +4 8 9 11:32:06 8 eu +4 8 9 11:32:06 8 fu +4 8 9 11:32:06 8 hu +4 8 9 11:32:06 8 ju +4 8 9 11:32:06 8 mu +4 8 9 11:32:06 8 ru +4 8 9 11:32:06 8 yu +4 9 8 18:32:33 8 ch +4 9 8 18:32:33 8 dh +4 9 8 18:32:33 8 eh +4 9 8 18:32:33 8 fh +4 9 8 18:32:33 8 hh +4 9 8 18:32:33 8 jh +4 9 8 18:32:33 8 mh +4 9 8 18:32:33 8 rh +4 9 8 18:32:33 8 yh +4 2 9 20:25:14 9 cm +4 2 9 20:25:14 9 dm +4 2 9 20:25:14 9 em +4 2 9 20:25:14 9 fm +4 2 9 20:25:14 9 hm +4 2 9 20:25:14 9 jm +4 2 9 20:25:14 9 mm +4 2 9 20:25:14 9 rm +4 2 9 20:25:14 9 ym +4 4 9 19:24:11 9 ck +4 4 9 19:24:11 9 dk +4 4 9 19:24:11 9 ek +4 4 9 19:24:11 9 fk +4 4 9 19:24:11 9 hk +4 4 9 19:24:11 9 jk +4 4 9 19:24:11 9 mk +4 4 9 19:24:11 9 rk +4 4 9 19:24:11 9 yk +4 6 9 00:00:00 9 ct +4 6 9 00:00:00 9 dt +4 6 9 00:00:00 9 et +4 6 9 00:00:00 9 ft +4 6 9 00:00:00 9 ht +4 6 9 00:00:00 9 jt +4 6 9 00:00:00 9 mt +4 6 9 00:00:00 9 rt +4 6 9 00:00:00 9 yt +4 17 9 19:56:05 9 cm +4 17 9 19:56:05 9 dm +4 17 9 19:56:05 9 em +4 17 9 19:56:05 9 fm +4 17 9 19:56:05 9 hm +4 17 9 19:56:05 9 jm +4 17 9 19:56:05 9 mm +4 17 9 19:56:05 9 rm +4 17 9 19:56:05 9 ym +4 10 9 15:19:25 53 co +4 10 9 15:19:25 53 do +4 10 9 15:19:25 53 eo +4 10 9 15:19:25 53 fo +4 10 9 15:19:25 53 ho +4 10 9 15:19:25 53 jo +4 10 9 15:19:25 53 mo +4 10 9 15:19:25 53 ro +4 10 9 15:19:25 53 yo +4 13 9 NULL 166 ce +4 13 9 NULL 166 de +4 13 9 NULL 166 ee +4 13 9 NULL 166 fe +4 13 9 NULL 166 he +4 13 9 NULL 166 je +4 13 9 NULL 166 me +4 13 9 NULL 166 re +4 13 9 NULL 166 ye +drop table t1,t2; +set @@optimizer_switch= default; +#launchpad BUG#609045 +CREATE TABLE `t1` ( +`pk` int(11) NOT NULL AUTO_INCREMENT, +`col_int_nokey` int(11) DEFAULT NULL, +`col_int_key` int(11) DEFAULT NULL, +`col_date_key` date DEFAULT NULL, +`col_date_nokey` date DEFAULT NULL, +`col_time_key` time DEFAULT NULL, +`col_time_nokey` time DEFAULT NULL, +`col_datetime_key` datetime DEFAULT NULL, +`col_datetime_nokey` datetime DEFAULT NULL, +`col_varchar_key` varchar(1) DEFAULT NULL, +`col_varchar_nokey` varchar(1) DEFAULT NULL, +PRIMARY KEY (`pk`), +KEY `col_int_key` (`col_int_key`), +KEY `col_date_key` (`col_date_key`), +KEY `col_time_key` (`col_time_key`), +KEY `col_datetime_key` (`col_datetime_key`), +KEY `col_varchar_key` (`col_varchar_key`,`col_int_key`) +) ENGINE=MyISAM AUTO_INCREMENT=21 DEFAULT CHARSET=latin1; +INSERT INTO `t1` VALUES (1,NULL,2,NULL,NULL,'11:28:45','11:28:45','2004-10-11 18:13:16','2004-10-11 18:13:16','w','w'); +INSERT INTO `t1` VALUES (2,7,9,'2001-09-19','2001-09-19','20:25:14','20:25:14',NULL,NULL,'m','m'); +INSERT INTO `t1` VALUES (3,9,3,'2004-09-12','2004-09-12','13:47:24','13:47:24','1900-01-01 00:00:00','1900-01-01 00:00:00','m','m'); +INSERT INTO `t1` VALUES (4,7,9,NULL,NULL,'19:24:11','19:24:11','2009-07-25 00:00:00','2009-07-25 00:00:00','k','k'); +INSERT INTO `t1` VALUES (5,4,NULL,'2002-07-19','2002-07-19','15:59:13','15:59:13',NULL,NULL,'r','r'); +INSERT INTO `t1` VALUES (6,2,9,'2002-12-16','2002-12-16','00:00:00','00:00:00','2008-07-27 00:00:00','2008-07-27 00:00:00','t','t'); +INSERT INTO `t1` VALUES (7,6,3,'2006-02-08','2006-02-08','15:15:04','15:15:04','2002-11-13 16:37:31','2002-11-13 16:37:31','j','j'); +INSERT INTO `t1` VALUES (8,8,8,'2006-08-28','2006-08-28','11:32:06','11:32:06','1900-01-01 00:00:00','1900-01-01 00:00:00','u','u'); +INSERT INTO `t1` VALUES (9,NULL,8,'2001-04-14','2001-04-14','18:32:33','18:32:33','2003-12-10 00:00:00','2003-12-10 00:00:00','h','h'); +INSERT INTO `t1` VALUES (10,5,53,'2000-01-05','2000-01-05','15:19:25','15:19:25','2001-12-21 22:38:22','2001-12-21 22:38:22','o','o'); +INSERT INTO `t1` VALUES (11,NULL,0,'2003-12-06','2003-12-06','19:03:19','19:03:19','2008-12-13 23:16:44','2008-12-13 23:16:44',NULL,NULL); +INSERT INTO `t1` VALUES (12,6,5,'1900-01-01','1900-01-01','00:39:46','00:39:46','2005-08-15 12:39:41','2005-08-15 12:39:41','k','k'); +INSERT INTO `t1` VALUES (13,188,166,'2002-11-27','2002-11-27',NULL,NULL,NULL,NULL,'e','e'); +INSERT INTO `t1` VALUES (14,2,3,NULL,NULL,'00:00:00','00:00:00','2006-09-11 12:06:14','2006-09-11 12:06:14','n','n'); +INSERT INTO `t1` VALUES (15,1,0,'2003-05-27','2003-05-27','13:12:11','13:12:11','2007-12-15 12:39:34','2007-12-15 12:39:34','t','t'); +INSERT INTO `t1` VALUES (16,1,1,'2005-05-03','2005-05-03','04:56:48','04:56:48','2005-08-09 00:00:00','2005-08-09 00:00:00','c','c'); +INSERT INTO `t1` VALUES (17,0,9,'2001-04-18','2001-04-18','19:56:05','19:56:05','2001-09-02 22:50:02','2001-09-02 22:50:02','m','m'); +INSERT INTO `t1` VALUES (18,9,5,'2005-12-27','2005-12-27','19:35:19','19:35:19','2005-12-16 22:58:11','2005-12-16 22:58:11','y','y'); +INSERT INTO `t1` VALUES (19,NULL,6,'2004-08-20','2004-08-20','05:03:03','05:03:03','2007-04-19 00:19:53','2007-04-19 00:19:53','f','f'); +INSERT INTO `t1` VALUES (20,4,2,'1900-01-01','1900-01-01','18:38:59','18:38:59','1900-01-01 00:00:00','1900-01-01 00:00:00','d','d'); +CREATE TABLE `t2` ( +`pk` int(11) NOT NULL AUTO_INCREMENT, +`col_int_nokey` int(11) DEFAULT NULL, +`col_int_key` int(11) DEFAULT NULL, +`col_date_key` date DEFAULT NULL, +`col_date_nokey` date DEFAULT NULL, +`col_time_key` time DEFAULT NULL, +`col_time_nokey` time DEFAULT NULL, +`col_datetime_key` datetime DEFAULT NULL, +`col_datetime_nokey` datetime DEFAULT NULL, +`col_varchar_key` varchar(1) DEFAULT NULL, +`col_varchar_nokey` varchar(1) DEFAULT NULL, +PRIMARY KEY (`pk`), +KEY `col_int_key` (`col_int_key`), +KEY `col_date_key` (`col_date_key`), +KEY `col_time_key` (`col_time_key`), +KEY `col_datetime_key` (`col_datetime_key`), +KEY `col_varchar_key` (`col_varchar_key`,`col_int_key`) +); +INSERT INTO `t2` VALUES (10,7,8,NULL,NULL,'01:27:35','01:27:35','2002-02-26 06:14:37','2002-02-26 06:14:37','v','v'); +INSERT INTO `t2` VALUES (11,1,9,'2006-06-14','2006-06-14','19:48:31','19:48:31','1900-01-01 00:00:00','1900-01-01 00:00:00','r','r'); +INSERT INTO `t2` VALUES (12,5,9,'2002-09-12','2002-09-12','00:00:00','00:00:00','2006-12-03 09:37:26','2006-12-03 09:37:26','a','a'); +INSERT INTO `t2` VALUES (13,3,186,'2005-02-15','2005-02-15','19:53:05','19:53:05','2008-05-26 12:27:10','2008-05-26 12:27:10','m','m'); +INSERT INTO `t2` VALUES (14,6,NULL,NULL,NULL,'19:18:56','19:18:56','2004-12-14 16:37:30','2004-12-14 16:37:30','y','y'); +INSERT INTO `t2` VALUES (15,92,2,'2008-11-04','2008-11-04','10:55:12','10:55:12','2003-02-11 21:19:41','2003-02-11 21:19:41','j','j'); +INSERT INTO `t2` VALUES (16,7,3,'2004-09-04','2004-09-04','00:25:00','00:25:00','2009-10-18 02:27:49','2009-10-18 02:27:49','d','d'); +INSERT INTO `t2` VALUES (17,NULL,0,'2006-06-05','2006-06-05','12:35:47','12:35:47','2000-09-26 07:45:57','2000-09-26 07:45:57','z','z'); +INSERT INTO `t2` VALUES (18,3,133,'1900-01-01','1900-01-01','19:53:03','19:53:03',NULL,NULL,'e','e'); +INSERT INTO `t2` VALUES (19,5,1,'1900-01-01','1900-01-01','17:53:30','17:53:30','2005-11-10 12:40:29','2005-11-10 12:40:29','h','h'); +INSERT INTO `t2` VALUES (20,1,8,'1900-01-01','1900-01-01','11:35:49','11:35:49','2009-04-25 00:00:00','2009-04-25 00:00:00','b','b'); +INSERT INTO `t2` VALUES (21,2,5,'2005-01-13','2005-01-13',NULL,NULL,'2002-11-27 00:00:00','2002-11-27 00:00:00','s','s'); +INSERT INTO `t2` VALUES (22,NULL,5,'2006-05-21','2006-05-21','06:01:40','06:01:40','2004-01-26 20:32:32','2004-01-26 20:32:32','e','e'); +INSERT INTO `t2` VALUES (23,1,8,'2003-09-08','2003-09-08','05:45:11','05:45:11','2007-10-26 11:41:40','2007-10-26 11:41:40','j','j'); +INSERT INTO `t2` VALUES (24,0,6,'2006-12-23','2006-12-23','00:00:00','00:00:00','2005-10-07 00:00:00','2005-10-07 00:00:00','e','e'); +INSERT INTO `t2` VALUES (25,210,51,'2006-10-15','2006-10-15','00:00:00','00:00:00','2000-07-15 05:00:34','2000-07-15 05:00:34','f','f'); +INSERT INTO `t2` VALUES (26,8,4,'2005-04-06','2005-04-06','06:11:01','06:11:01','2000-04-03 16:33:32','2000-04-03 16:33:32','v','v'); +INSERT INTO `t2` VALUES (27,7,7,'2008-04-07','2008-04-07','13:02:46','13:02:46',NULL,NULL,'x','x'); +INSERT INTO `t2` VALUES (28,5,6,'2006-10-10','2006-10-10','21:44:25','21:44:25','2001-04-25 01:26:12','2001-04-25 01:26:12','m','m'); +INSERT INTO `t2` VALUES (29,NULL,4,'1900-01-01','1900-01-01','22:43:58','22:43:58','2000-12-27 00:00:00','2000-12-27 00:00:00','c','c'); +CREATE TABLE `t3` ( +`pk` int(11) NOT NULL AUTO_INCREMENT, +`col_int_nokey` int(11) DEFAULT NULL, +`col_int_key` int(11) DEFAULT NULL, +`col_date_key` date DEFAULT NULL, +`col_date_nokey` date DEFAULT NULL, +`col_time_key` time DEFAULT NULL, +`col_time_nokey` time DEFAULT NULL, +`col_datetime_key` datetime DEFAULT NULL, +`col_datetime_nokey` datetime DEFAULT NULL, +`col_varchar_key` varchar(1) DEFAULT NULL, +`col_varchar_nokey` varchar(1) DEFAULT NULL, +PRIMARY KEY (`pk`), +KEY `col_int_key` (`col_int_key`), +KEY `col_date_key` (`col_date_key`), +KEY `col_time_key` (`col_time_key`), +KEY `col_datetime_key` (`col_datetime_key`), +KEY `col_varchar_key` (`col_varchar_key`,`col_int_key`) +); +INSERT INTO `t3` VALUES (1,1,7,'1900-01-01','1900-01-01','01:13:38','01:13:38','2005-02-05 00:00:00','2005-02-05 00:00:00','f','f'); +CREATE TABLE `t4` ( +`pk` int(11) NOT NULL AUTO_INCREMENT, +`col_int_nokey` int(11) DEFAULT NULL, +`col_int_key` int(11) DEFAULT NULL, +`col_date_key` date DEFAULT NULL, +`col_date_nokey` date DEFAULT NULL, +`col_time_key` time DEFAULT NULL, +`col_time_nokey` time DEFAULT NULL, +`col_datetime_key` datetime DEFAULT NULL, +`col_datetime_nokey` datetime DEFAULT NULL, +`col_varchar_key` varchar(1) DEFAULT NULL, +`col_varchar_nokey` varchar(1) DEFAULT NULL, +PRIMARY KEY (`pk`), +KEY `col_int_key` (`col_int_key`), +KEY `col_date_key` (`col_date_key`), +KEY `col_time_key` (`col_time_key`), +KEY `col_datetime_key` (`col_datetime_key`), +KEY `col_varchar_key` (`col_varchar_key`,`col_int_key`) +); +INSERT INTO `t4` VALUES (1,6,NULL,'2003-05-12','2003-05-12',NULL,NULL,'2000-09-12 00:00:00','2000-09-12 00:00:00','r','r'); +INSERT INTO `t4` VALUES (2,8,0,'2003-01-07','2003-01-07','14:34:45','14:34:45','2004-08-10 09:09:31','2004-08-10 09:09:31','c','c'); +INSERT INTO `t4` VALUES (3,6,0,NULL,NULL,'11:49:48','11:49:48','2005-03-21 04:31:40','2005-03-21 04:31:40','o','o'); +INSERT INTO `t4` VALUES (4,6,7,'2005-03-12','2005-03-12','18:12:55','18:12:55','2002-10-25 23:50:35','2002-10-25 23:50:35','c','c'); +INSERT INTO `t4` VALUES (5,3,8,'2000-08-02','2000-08-02','18:30:05','18:30:05','2001-04-01 21:14:04','2001-04-01 21:14:04','d','d'); +INSERT INTO `t4` VALUES (6,9,4,'1900-01-01','1900-01-01','14:19:30','14:19:30','2005-03-12 06:02:34','2005-03-12 06:02:34','v','v'); +INSERT INTO `t4` VALUES (7,2,6,'2006-07-06','2006-07-06','05:20:04','05:20:04','2001-05-06 14:49:12','2001-05-06 14:49:12','m','m'); +INSERT INTO `t4` VALUES (8,1,5,'2006-12-24','2006-12-24','20:29:31','20:29:31','2004-04-25 00:00:00','2004-04-25 00:00:00','j','j'); +INSERT INTO `t4` VALUES (9,8,NULL,'2004-11-16','2004-11-16','07:08:09','07:08:09','2001-03-22 18:38:43','2001-03-22 18:38:43','f','f'); +INSERT INTO `t4` VALUES (10,0,NULL,'2002-09-09','2002-09-09','14:49:14','14:49:14','2006-04-25 21:03:02','2006-04-25 21:03:02','n','n'); +INSERT INTO `t4` VALUES (11,9,8,NULL,NULL,'00:00:00','00:00:00','2009-09-07 18:40:43','2009-09-07 18:40:43','z','z'); +INSERT INTO `t4` VALUES (12,8,8,'2008-06-24','2008-06-24','09:58:06','09:58:06','2004-03-23 00:00:00','2004-03-23 00:00:00','h','h'); +INSERT INTO `t4` VALUES (13,NULL,8,'2001-04-21','2001-04-21',NULL,NULL,'2009-04-15 00:08:29','2009-04-15 00:08:29','q','q'); +INSERT INTO `t4` VALUES (14,0,1,'2003-11-22','2003-11-22','18:24:16','18:24:16','2000-04-21 00:00:00','2000-04-21 00:00:00','w','w'); +INSERT INTO `t4` VALUES (15,5,1,'2004-09-12','2004-09-12','17:39:57','17:39:57','2000-02-17 19:41:23','2000-02-17 19:41:23','z','z'); +INSERT INTO `t4` VALUES (16,1,5,'2006-06-20','2006-06-20','08:23:21','08:23:21','2003-09-20 07:38:14','2003-09-20 07:38:14','j','j'); +INSERT INTO `t4` VALUES (17,1,2,NULL,NULL,NULL,NULL,'2000-11-28 20:42:12','2000-11-28 20:42:12','a','a'); +INSERT INTO `t4` VALUES (18,6,7,'2001-11-25','2001-11-25','21:50:46','21:50:46','2005-06-12 11:13:17','2005-06-12 11:13:17','m','m'); +INSERT INTO `t4` VALUES (19,6,6,'2004-10-26','2004-10-26','12:33:17','12:33:17','1900-01-01 00:00:00','1900-01-01 00:00:00','n','n'); +INSERT INTO `t4` VALUES (20,1,4,'2005-01-19','2005-01-19','03:06:43','03:06:43','2006-02-09 20:41:06','2006-02-09 20:41:06','e','e'); +INSERT INTO `t4` VALUES (21,8,7,'2008-07-06','2008-07-06','03:46:14','03:46:14','2004-05-22 01:05:57','2004-05-22 01:05:57','u','u'); +INSERT INTO `t4` VALUES (22,1,0,'1900-01-01','1900-01-01','20:34:52','20:34:52','2004-03-04 13:46:31','2004-03-04 13:46:31','s','s'); +INSERT INTO `t4` VALUES (23,0,9,'1900-01-01','1900-01-01',NULL,NULL,'1900-01-01 00:00:00','1900-01-01 00:00:00','u','u'); +INSERT INTO `t4` VALUES (24,4,3,'2004-06-08','2004-06-08','10:41:20','10:41:20','2004-10-20 07:20:19','2004-10-20 07:20:19','r','r'); +INSERT INTO `t4` VALUES (25,9,5,'2007-02-20','2007-02-20','08:43:11','08:43:11','2006-04-17 00:00:00','2006-04-17 00:00:00','g','g'); +INSERT INTO `t4` VALUES (26,8,1,'2008-06-18','2008-06-18',NULL,NULL,'2000-10-27 00:00:00','2000-10-27 00:00:00','o','o'); +INSERT INTO `t4` VALUES (27,5,1,'2008-05-15','2008-05-15','10:17:51','10:17:51','2007-04-14 08:54:06','2007-04-14 08:54:06','w','w'); +INSERT INTO `t4` VALUES (28,9,5,'2005-10-06','2005-10-06','06:34:09','06:34:09','2008-04-12 17:03:52','2008-04-12 17:03:52','b','b'); +INSERT INTO `t4` VALUES (29,5,9,NULL,NULL,'21:22:47','21:22:47','2007-02-19 17:37:09','2007-02-19 17:37:09',NULL,NULL); +INSERT INTO `t4` VALUES (30,NULL,2,'2006-10-12','2006-10-12','04:02:32','04:02:32','1900-01-01 00:00:00','1900-01-01 00:00:00','y','y'); +INSERT INTO `t4` VALUES (31,NULL,5,'2005-01-24','2005-01-24','02:33:14','02:33:14','2001-10-10 08:32:27','2001-10-10 08:32:27','y','y'); +INSERT INTO `t4` VALUES (32,105,248,'2009-06-27','2009-06-27','16:32:56','16:32:56',NULL,NULL,'u','u'); +INSERT INTO `t4` VALUES (33,0,0,NULL,NULL,'21:32:42','21:32:42','2001-12-16 05:31:53','2001-12-16 05:31:53','p','p'); +INSERT INTO `t4` VALUES (34,3,8,NULL,NULL,'23:04:47','23:04:47','2003-07-19 18:03:28','2003-07-19 18:03:28','s','s'); +INSERT INTO `t4` VALUES (35,1,1,'1900-01-01','1900-01-01','22:05:43','22:05:43','2001-03-27 11:44:10','2001-03-27 11:44:10','e','e'); +INSERT INTO `t4` VALUES (36,75,255,'2005-12-22','2005-12-22','02:05:45','02:05:45','2008-06-15 02:13:00','2008-06-15 02:13:00','d','d'); +INSERT INTO `t4` VALUES (37,9,9,'2005-05-03','2005-05-03','00:00:00','00:00:00','2009-03-14 21:29:56','2009-03-14 21:29:56','d','d'); +INSERT INTO `t4` VALUES (38,7,9,'2003-05-27','2003-05-27','18:09:07','18:09:07','2005-01-02 00:00:00','2005-01-02 00:00:00','c','c'); +INSERT INTO `t4` VALUES (39,NULL,3,'2006-05-25','2006-05-25','10:54:06','10:54:06','2007-07-16 04:44:07','2007-07-16 04:44:07','b','b'); +INSERT INTO `t4` VALUES (40,NULL,9,NULL,NULL,'23:15:50','23:15:50','2003-08-26 21:38:26','2003-08-26 21:38:26','t','t'); +INSERT INTO `t4` VALUES (41,4,6,'2009-01-04','2009-01-04','10:17:40','10:17:40','2004-04-19 04:18:47','2004-04-19 04:18:47',NULL,NULL); +INSERT INTO `t4` VALUES (42,0,4,'2009-02-14','2009-02-14','03:37:09','03:37:09','2000-01-06 20:32:48','2000-01-06 20:32:48','y','y'); +INSERT INTO `t4` VALUES (43,204,60,'2003-01-16','2003-01-16','22:26:06','22:26:06','2006-06-23 13:27:17','2006-06-23 13:27:17','c','c'); +INSERT INTO `t4` VALUES (44,0,7,'1900-01-01','1900-01-01','17:10:38','17:10:38','2007-11-27 00:00:00','2007-11-27 00:00:00','d','d'); +INSERT INTO `t4` VALUES (45,9,1,'2007-06-26','2007-06-26','00:00:00','00:00:00','2002-04-03 12:06:51','2002-04-03 12:06:51','x','x'); +INSERT INTO `t4` VALUES (46,8,6,'2004-03-27','2004-03-27','17:08:49','17:08:49','2008-12-28 09:47:42','2008-12-28 09:47:42','p','p'); +INSERT INTO `t4` VALUES (47,7,4,NULL,NULL,'19:04:40','19:04:40','2002-04-04 10:07:54','2002-04-04 10:07:54','e','e'); +INSERT INTO `t4` VALUES (48,8,NULL,'2005-06-06','2005-06-06','20:53:28','20:53:28','2003-04-26 02:55:13','2003-04-26 02:55:13','g','g'); +INSERT INTO `t4` VALUES (49,NULL,8,'2003-03-02','2003-03-02','11:46:03','11:46:03',NULL,NULL,'x','x'); +INSERT INTO `t4` VALUES (50,6,0,'2004-05-13','2004-05-13',NULL,NULL,'2009-02-19 03:17:06','2009-02-19 03:17:06','s','s'); +INSERT INTO `t4` VALUES (51,5,8,'2005-09-13','2005-09-13','10:58:07','10:58:07','1900-01-01 00:00:00','1900-01-01 00:00:00','e','e'); +INSERT INTO `t4` VALUES (52,2,151,'2005-10-03','2005-10-03','00:00:00','00:00:00','2000-11-10 08:20:01','2000-11-10 08:20:01','l','l'); +INSERT INTO `t4` VALUES (53,3,7,'2005-10-14','2005-10-14','09:43:15','09:43:15','2008-02-10 00:00:00','2008-02-10 00:00:00','p','p'); +INSERT INTO `t4` VALUES (54,7,6,NULL,NULL,'21:40:32','21:40:32','1900-01-01 00:00:00','1900-01-01 00:00:00','h','h'); +INSERT INTO `t4` VALUES (55,NULL,NULL,'2005-09-16','2005-09-16','00:17:44','00:17:44',NULL,NULL,'m','m'); +INSERT INTO `t4` VALUES (56,145,23,'2005-03-10','2005-03-10','16:47:26','16:47:26','2001-02-05 02:01:50','2001-02-05 02:01:50','n','n'); +INSERT INTO `t4` VALUES (57,0,2,'2000-06-19','2000-06-19','00:00:00','00:00:00','2000-10-28 08:44:25','2000-10-28 08:44:25','v','v'); +INSERT INTO `t4` VALUES (58,1,4,'2002-11-03','2002-11-03','05:25:59','05:25:59','2005-03-20 10:53:59','2005-03-20 10:53:59','b','b'); +INSERT INTO `t4` VALUES (59,7,NULL,'2009-01-05','2009-01-05','00:00:00','00:00:00','2001-06-02 13:54:13','2001-06-02 13:54:13','x','x'); +INSERT INTO `t4` VALUES (60,3,NULL,'2003-05-22','2003-05-22','20:33:04','20:33:04','1900-01-01 00:00:00','1900-01-01 00:00:00','r','r'); +INSERT INTO `t4` VALUES (61,NULL,77,'2005-07-02','2005-07-02','00:46:12','00:46:12','2009-07-16 13:05:43','2009-07-16 13:05:43','t','t'); +INSERT INTO `t4` VALUES (62,2,NULL,'1900-01-01','1900-01-01','00:00:00','00:00:00','2009-03-26 23:16:20','2009-03-26 23:16:20','w','w'); +INSERT INTO `t4` VALUES (63,2,NULL,'2006-06-21','2006-06-21','02:13:59','02:13:59','2003-02-06 18:12:15','2003-02-06 18:12:15','w','w'); +INSERT INTO `t4` VALUES (64,2,7,NULL,NULL,'02:54:47','02:54:47','2006-06-05 03:22:51','2006-06-05 03:22:51','k','k'); +INSERT INTO `t4` VALUES (65,8,1,'2005-12-16','2005-12-16','18:13:59','18:13:59','2002-02-10 05:47:27','2002-02-10 05:47:27','a','a'); +INSERT INTO `t4` VALUES (66,6,9,'2004-11-05','2004-11-05','13:53:08','13:53:08','2001-08-01 08:50:52','2001-08-01 08:50:52','t','t'); +INSERT INTO `t4` VALUES (67,1,6,NULL,NULL,'22:21:30','22:21:30','1900-01-01 00:00:00','1900-01-01 00:00:00','z','z'); +INSERT INTO `t4` VALUES (68,NULL,2,'2004-09-14','2004-09-14','11:41:50','11:41:50',NULL,NULL,'e','e'); +INSERT INTO `t4` VALUES (69,1,3,'2002-04-06','2002-04-06','15:20:02','15:20:02','1900-01-01 00:00:00','1900-01-01 00:00:00','q','q'); +INSERT INTO `t4` VALUES (70,0,0,NULL,NULL,NULL,NULL,'2000-09-23 00:00:00','2000-09-23 00:00:00','e','e'); +INSERT INTO `t4` VALUES (71,4,NULL,'2002-11-13','2002-11-13',NULL,NULL,'2007-07-09 08:32:49','2007-07-09 08:32:49','v','v'); +INSERT INTO `t4` VALUES (72,1,6,'2006-05-27','2006-05-27','07:51:52','07:51:52','2000-01-05 00:00:00','2000-01-05 00:00:00','d','d'); +INSERT INTO `t4` VALUES (73,1,3,'2000-12-22','2000-12-22','00:00:00','00:00:00','2000-09-24 00:00:00','2000-09-24 00:00:00','u','u'); +INSERT INTO `t4` VALUES (74,27,195,'2004-02-21','2004-02-21',NULL,NULL,'2005-05-06 00:00:00','2005-05-06 00:00:00','o','o'); +INSERT INTO `t4` VALUES (75,4,5,'2009-05-15','2009-05-15',NULL,NULL,'2000-03-11 00:00:00','2000-03-11 00:00:00','b','b'); +INSERT INTO `t4` VALUES (76,6,2,'2008-12-12','2008-12-12','12:31:05','12:31:05','2001-09-02 16:17:35','2001-09-02 16:17:35','c','c'); +INSERT INTO `t4` VALUES (77,2,7,'2000-04-15','2000-04-15','00:00:00','00:00:00','2006-04-25 05:43:44','2006-04-25 05:43:44','q','q'); +INSERT INTO `t4` VALUES (78,248,25,NULL,NULL,'01:16:45','01:16:45','2009-10-25 22:04:02','2009-10-25 22:04:02',NULL,NULL); +INSERT INTO `t4` VALUES (79,NULL,NULL,'2001-10-18','2001-10-18','20:38:54','20:38:54','2004-08-06 00:00:00','2004-08-06 00:00:00','h','h'); +INSERT INTO `t4` VALUES (80,9,0,'2008-05-25','2008-05-25','00:30:15','00:30:15','2001-11-27 05:07:57','2001-11-27 05:07:57','d','d'); +INSERT INTO `t4` VALUES (81,75,98,'2004-12-02','2004-12-02','23:46:36','23:46:36','2009-06-28 03:18:39','2009-06-28 03:18:39','w','w'); +INSERT INTO `t4` VALUES (82,2,6,'2002-02-15','2002-02-15','19:03:13','19:03:13','2000-03-12 00:00:00','2000-03-12 00:00:00','m','m'); +INSERT INTO `t4` VALUES (83,9,5,'2002-03-03','2002-03-03','10:54:27','10:54:27',NULL,NULL,'i','i'); +INSERT INTO `t4` VALUES (84,4,0,NULL,NULL,'00:25:47','00:25:47','2007-10-20 00:00:00','2007-10-20 00:00:00','w','w'); +INSERT INTO `t4` VALUES (85,0,3,'2003-01-26','2003-01-26','08:44:27','08:44:27','2009-09-27 00:00:00','2009-09-27 00:00:00','f','f'); +INSERT INTO `t4` VALUES (86,0,1,'2001-12-19','2001-12-19','08:15:38','08:15:38','2002-07-16 00:00:00','2002-07-16 00:00:00','k','k'); +INSERT INTO `t4` VALUES (87,1,1,'2001-08-07','2001-08-07','19:56:21','19:56:21','2005-02-20 00:00:00','2005-02-20 00:00:00','v','v'); +INSERT INTO `t4` VALUES (88,119,147,'2005-02-16','2005-02-16','00:00:00','00:00:00',NULL,NULL,'c','c'); +INSERT INTO `t4` VALUES (89,1,3,'2006-06-10','2006-06-10','20:50:52','20:50:52','2001-07-16 00:00:00','2001-07-16 00:00:00','y','y'); +INSERT INTO `t4` VALUES (90,7,3,NULL,NULL,'03:54:39','03:54:39','2009-05-20 21:04:12','2009-05-20 21:04:12','h','h'); +INSERT INTO `t4` VALUES (91,2,NULL,'2005-04-06','2005-04-06','23:58:17','23:58:17','2002-03-13 10:55:40','2002-03-13 10:55:40',NULL,NULL); +INSERT INTO `t4` VALUES (92,7,2,'2003-04-27','2003-04-27','12:54:58','12:54:58','2005-07-12 00:00:00','2005-07-12 00:00:00','t','t'); +INSERT INTO `t4` VALUES (93,2,1,'2005-10-13','2005-10-13','04:02:43','04:02:43','2006-07-22 09:46:34','2006-07-22 09:46:34','l','l'); +INSERT INTO `t4` VALUES (94,6,8,'2003-10-02','2003-10-02','11:31:12','11:31:12','2001-09-01 00:00:00','2001-09-01 00:00:00','a','a'); +INSERT INTO `t4` VALUES (95,4,8,'2005-09-09','2005-09-09','20:20:04','20:20:04','2002-05-27 18:38:45','2002-05-27 18:38:45','r','r'); +INSERT INTO `t4` VALUES (96,5,8,NULL,NULL,'00:22:24','00:22:24',NULL,NULL,'s','s'); +INSERT INTO `t4` VALUES (97,7,0,'2006-02-15','2006-02-15','10:09:31','10:09:31',NULL,NULL,'z','z'); +INSERT INTO `t4` VALUES (98,1,1,'1900-01-01','1900-01-01',NULL,NULL,'2009-08-08 22:38:53','2009-08-08 22:38:53','j','j'); +INSERT INTO `t4` VALUES (99,7,8,'2003-12-24','2003-12-24','18:45:35','18:45:35',NULL,NULL,'c','c'); +INSERT INTO `t4` VALUES (100,2,5,'2001-07-26','2001-07-26','11:49:25','11:49:25','2007-04-25 05:08:49','2007-04-25 05:08:49','f','f'); +SET @@optimizer_switch='subquery_cache=off'; +/* cache is off */ SELECT COUNT( DISTINCT table2 .`col_int_key` ) , ( +SELECT SUBQUERY2_t1 .`col_int_key` +FROM t3 SUBQUERY2_t1 JOIN t2 ON SUBQUERY2_t1 .`col_int_key` +WHERE table1 .`col_varchar_key` ) , table2 .`col_varchar_nokey` field10 +FROM t4 table1 JOIN ( t1 table2 STRAIGHT_JOIN t1 table3 ON table2 .`pk` ) ON table3 .`col_varchar_key` = table2 .`col_varchar_key` +GROUP BY field10 ; +COUNT( DISTINCT table2 .`col_int_key` ) ( +SELECT SUBQUERY2_t1 .`col_int_key` +FROM t3 SUBQUERY2_t1 JOIN t2 ON SUBQUERY2_t1 .`col_int_key` +WHERE table1 .`col_varchar_key` ) field10 +1 NULL c +1 NULL d +1 NULL e +1 NULL f +1 NULL h +1 NULL j +2 NULL k +2 NULL m +1 NULL n +1 NULL o +0 NULL r +2 NULL t +1 NULL u +1 NULL w +1 NULL y +SET @@optimizer_switch='subquery_cache=on'; +/* cache is on */ SELECT COUNT( DISTINCT table2 .`col_int_key` ) , ( +SELECT SUBQUERY2_t1 .`col_int_key` +FROM t3 SUBQUERY2_t1 JOIN t2 ON SUBQUERY2_t1 .`col_int_key` +WHERE table1 .`col_varchar_key` ) , table2 .`col_varchar_nokey` field10 +FROM t4 table1 JOIN ( t1 table2 STRAIGHT_JOIN t1 table3 ON table2 .`pk` ) ON table3 .`col_varchar_key` = table2 .`col_varchar_key` +GROUP BY field10 ; +COUNT( DISTINCT table2 .`col_int_key` ) ( +SELECT SUBQUERY2_t1 .`col_int_key` +FROM t3 SUBQUERY2_t1 JOIN t2 ON SUBQUERY2_t1 .`col_int_key` +WHERE table1 .`col_varchar_key` ) field10 +1 NULL c +1 NULL d +1 NULL e +1 NULL f +1 NULL h +1 NULL j +2 NULL k +2 NULL m +1 NULL n +1 NULL o +0 NULL r +2 NULL t +1 NULL u +1 NULL w +1 NULL y +drop table t1,t2,t3,t4; +set @@optimizer_switch= default; +#launchpad BUG#609045 +CREATE TABLE `t2` ( +`pk` int(11) NOT NULL AUTO_INCREMENT, +`col_int_nokey` int(11) DEFAULT NULL, +`col_int_key` int(11) DEFAULT NULL, +`col_varchar_key` varchar(1) DEFAULT NULL, +`col_varchar_nokey` varchar(1) DEFAULT NULL, +PRIMARY KEY (`pk`), +KEY `col_int_key` (`col_int_key`), +KEY `col_varchar_key` (`col_varchar_key`,`col_int_key`) +) ENGINE=MyISAM AUTO_INCREMENT=30 DEFAULT CHARSET=latin1; +INSERT INTO `t2` VALUES (10,7,8,'v','v'); +INSERT INTO `t2` VALUES (11,1,9,'r','r'); +INSERT INTO `t2` VALUES (12,5,9,'a','a'); +INSERT INTO `t2` VALUES (13,3,186,'m','m'); +INSERT INTO `t2` VALUES (14,6,NULL,'y','y'); +INSERT INTO `t2` VALUES (15,92,2,'j','j'); +INSERT INTO `t2` VALUES (16,7,3,'d','d'); +INSERT INTO `t2` VALUES (17,NULL,0,'z','z'); +INSERT INTO `t2` VALUES (18,3,133,'e','e'); +INSERT INTO `t2` VALUES (19,5,1,'h','h'); +INSERT INTO `t2` VALUES (20,1,8,'b','b'); +INSERT INTO `t2` VALUES (21,2,5,'s','s'); +INSERT INTO `t2` VALUES (22,NULL,5,'e','e'); +INSERT INTO `t2` VALUES (23,1,8,'j','j'); +INSERT INTO `t2` VALUES (24,0,6,'e','e'); +INSERT INTO `t2` VALUES (25,210,51,'f','f'); +INSERT INTO `t2` VALUES (26,8,4,'v','v'); +INSERT INTO `t2` VALUES (27,7,7,'x','x'); +INSERT INTO `t2` VALUES (28,5,6,'m','m'); +INSERT INTO `t2` VALUES (29,NULL,4,'c','c'); +CREATE TABLE `t1` ( +`pk` int(11) NOT NULL AUTO_INCREMENT, +`col_int_nokey` int(11) DEFAULT NULL, +`col_int_key` int(11) DEFAULT NULL, +`col_varchar_key` varchar(1) DEFAULT NULL, +`col_varchar_nokey` varchar(1) DEFAULT NULL, +PRIMARY KEY (`pk`), +KEY `col_int_key` (`col_int_key`), +KEY `col_varchar_key` (`col_varchar_key`,`col_int_key`) +) ENGINE=MyISAM AUTO_INCREMENT=21 DEFAULT CHARSET=latin1; +INSERT INTO `t1` VALUES (1,NULL,2,'w','w'); +INSERT INTO `t1` VALUES (2,7,9,'m','m'); +INSERT INTO `t1` VALUES (3,9,3,'m','m'); +INSERT INTO `t1` VALUES (4,7,9,'k','k'); +INSERT INTO `t1` VALUES (5,4,NULL,'r','r'); +INSERT INTO `t1` VALUES (6,2,9,'t','t'); +INSERT INTO `t1` VALUES (7,6,3,'j','j'); +INSERT INTO `t1` VALUES (8,8,8,'u','u'); +INSERT INTO `t1` VALUES (9,NULL,8,'h','h'); +INSERT INTO `t1` VALUES (10,5,53,'o','o'); +INSERT INTO `t1` VALUES (11,NULL,0,NULL,NULL); +INSERT INTO `t1` VALUES (12,6,5,'k','k'); +INSERT INTO `t1` VALUES (13,188,166,'e','e'); +INSERT INTO `t1` VALUES (14,2,3,'n','n'); +INSERT INTO `t1` VALUES (15,1,0,'t','t'); +INSERT INTO `t1` VALUES (16,1,1,'c','c'); +INSERT INTO `t1` VALUES (17,0,9,'m','m'); +INSERT INTO `t1` VALUES (18,9,5,'y','y'); +INSERT INTO `t1` VALUES (19,NULL,6,'f','f'); +INSERT INTO `t1` VALUES (20,4,2,'d','d'); +SET @@optimizer_switch = 'subquery_cache=off'; +/* cache is off */ SELECT SUM( DISTINCT table1 .`pk` ) , ( +SELECT MAX( `col_int_nokey` ) +FROM t1 +WHERE table1 .`pk` ) field3 +FROM t1 table1 +JOIN ( +t1 table2 +JOIN t2 table3 +ON table3 .`col_varchar_key` = table2 .`col_varchar_key` +) +ON table3 .`col_varchar_key` = table2 .`col_varchar_nokey` +GROUP BY field3 ; +SUM( DISTINCT table1 .`pk` ) field3 +210 188 +SET @@optimizer_switch = 'subquery_cache=on'; +/* cache is on */ SELECT SUM( DISTINCT table1 .`pk` ) , ( +SELECT MAX( `col_int_nokey` ) +FROM t1 +WHERE table1 .`pk` ) field3 +FROM t1 table1 +JOIN ( +t1 table2 +JOIN t2 table3 +ON table3 .`col_varchar_key` = table2 .`col_varchar_key` +) +ON table3 .`col_varchar_key` = table2 .`col_varchar_nokey` +GROUP BY field3 ; +SUM( DISTINCT table1 .`pk` ) field3 +210 188 +drop table t1,t2; +set @@optimizer_switch= default; +#launchpad BUG#609052 +CREATE TABLE `t2` ( +`pk` int(11) NOT NULL AUTO_INCREMENT, +`col_int_nokey` int(11) DEFAULT NULL, +`col_int_key` int(11) DEFAULT NULL, +`col_time_key` time DEFAULT NULL, +`col_varchar_key` varchar(1) DEFAULT NULL, +`col_varchar_nokey` varchar(1) DEFAULT NULL, +PRIMARY KEY (`pk`), +KEY `col_int_key` (`col_int_key`), +KEY `col_time_key` (`col_time_key`), +KEY `col_varchar_key` (`col_varchar_key`,`col_int_key`) +) ENGINE=MyISAM AUTO_INCREMENT=30 DEFAULT CHARSET=latin1; +INSERT INTO `t2` VALUES (10,7,8,'01:27:35','v','v'); +INSERT INTO `t2` VALUES (11,1,9,'19:48:31','r','r'); +INSERT INTO `t2` VALUES (12,5,9,'00:00:00','a','a'); +INSERT INTO `t2` VALUES (13,3,186,'19:53:05','m','m'); +INSERT INTO `t2` VALUES (14,6,NULL,'19:18:56','y','y'); +INSERT INTO `t2` VALUES (15,92,2,'10:55:12','j','j'); +INSERT INTO `t2` VALUES (16,7,3,'00:25:00','d','d'); +INSERT INTO `t2` VALUES (17,NULL,0,'12:35:47','z','z'); +INSERT INTO `t2` VALUES (18,3,133,'19:53:03','e','e'); +INSERT INTO `t2` VALUES (19,5,1,'17:53:30','h','h'); +INSERT INTO `t2` VALUES (20,1,8,'11:35:49','b','b'); +INSERT INTO `t2` VALUES (21,2,5,NULL,'s','s'); +INSERT INTO `t2` VALUES (22,NULL,5,'06:01:40','e','e'); +INSERT INTO `t2` VALUES (23,1,8,'05:45:11','j','j'); +INSERT INTO `t2` VALUES (24,0,6,'00:00:00','e','e'); +INSERT INTO `t2` VALUES (25,210,51,'00:00:00','f','f'); +INSERT INTO `t2` VALUES (26,8,4,'06:11:01','v','v'); +INSERT INTO `t2` VALUES (27,7,7,'13:02:46','x','x'); +INSERT INTO `t2` VALUES (28,5,6,'21:44:25','m','m'); +INSERT INTO `t2` VALUES (29,NULL,4,'22:43:58','c','c'); +CREATE TABLE `t4` ( +`pk` int(11) NOT NULL AUTO_INCREMENT, +`col_int_nokey` int(11) DEFAULT NULL, +`col_int_key` int(11) DEFAULT NULL, +`col_time_key` time DEFAULT NULL, +`col_varchar_key` varchar(1) DEFAULT NULL, +`col_varchar_nokey` varchar(1) DEFAULT NULL, +PRIMARY KEY (`pk`), +KEY `col_int_key` (`col_int_key`), +KEY `col_time_key` (`col_time_key`), +KEY `col_varchar_key` (`col_varchar_key`,`col_int_key`) +) ENGINE=MyISAM AUTO_INCREMENT=101 DEFAULT CHARSET=latin1; +INSERT INTO `t4` VALUES (1,6,NULL,NULL,'r','r'); +INSERT INTO `t4` VALUES (2,8,0,'14:34:45','c','c'); +INSERT INTO `t4` VALUES (3,6,0,'11:49:48','o','o'); +INSERT INTO `t4` VALUES (4,6,7,'18:12:55','c','c'); +INSERT INTO `t4` VALUES (5,3,8,'18:30:05','d','d'); +INSERT INTO `t4` VALUES (6,9,4,'14:19:30','v','v'); +INSERT INTO `t4` VALUES (7,2,6,'05:20:04','m','m'); +INSERT INTO `t4` VALUES (8,1,5,'20:29:31','j','j'); +INSERT INTO `t4` VALUES (9,8,NULL,'07:08:09','f','f'); +INSERT INTO `t4` VALUES (10,0,NULL,'14:49:14','n','n'); +INSERT INTO `t4` VALUES (11,9,8,'00:00:00','z','z'); +INSERT INTO `t4` VALUES (12,8,8,'09:58:06','h','h'); +INSERT INTO `t4` VALUES (13,NULL,8,NULL,'q','q'); +INSERT INTO `t4` VALUES (14,0,1,'18:24:16','w','w'); +INSERT INTO `t4` VALUES (15,5,1,'17:39:57','z','z'); +INSERT INTO `t4` VALUES (16,1,5,'08:23:21','j','j'); +INSERT INTO `t4` VALUES (17,1,2,NULL,'a','a'); +INSERT INTO `t4` VALUES (18,6,7,'21:50:46','m','m'); +INSERT INTO `t4` VALUES (19,6,6,'12:33:17','n','n'); +INSERT INTO `t4` VALUES (20,1,4,'03:06:43','e','e'); +INSERT INTO `t4` VALUES (21,8,7,'03:46:14','u','u'); +INSERT INTO `t4` VALUES (22,1,0,'20:34:52','s','s'); +INSERT INTO `t4` VALUES (23,0,9,NULL,'u','u'); +INSERT INTO `t4` VALUES (24,4,3,'10:41:20','r','r'); +INSERT INTO `t4` VALUES (25,9,5,'08:43:11','g','g'); +INSERT INTO `t4` VALUES (26,8,1,NULL,'o','o'); +INSERT INTO `t4` VALUES (27,5,1,'10:17:51','w','w'); +INSERT INTO `t4` VALUES (28,9,5,'06:34:09','b','b'); +INSERT INTO `t4` VALUES (29,5,9,'21:22:47',NULL,NULL); +INSERT INTO `t4` VALUES (30,NULL,2,'04:02:32','y','y'); +INSERT INTO `t4` VALUES (31,NULL,5,'02:33:14','y','y'); +INSERT INTO `t4` VALUES (32,105,248,'16:32:56','u','u'); +INSERT INTO `t4` VALUES (33,0,0,'21:32:42','p','p'); +INSERT INTO `t4` VALUES (34,3,8,'23:04:47','s','s'); +INSERT INTO `t4` VALUES (35,1,1,'22:05:43','e','e'); +INSERT INTO `t4` VALUES (36,75,255,'02:05:45','d','d'); +INSERT INTO `t4` VALUES (37,9,9,'00:00:00','d','d'); +INSERT INTO `t4` VALUES (38,7,9,'18:09:07','c','c'); +INSERT INTO `t4` VALUES (39,NULL,3,'10:54:06','b','b'); +INSERT INTO `t4` VALUES (40,NULL,9,'23:15:50','t','t'); +INSERT INTO `t4` VALUES (41,4,6,'10:17:40',NULL,NULL); +INSERT INTO `t4` VALUES (42,0,4,'03:37:09','y','y'); +INSERT INTO `t4` VALUES (43,204,60,'22:26:06','c','c'); +INSERT INTO `t4` VALUES (44,0,7,'17:10:38','d','d'); +INSERT INTO `t4` VALUES (45,9,1,'00:00:00','x','x'); +INSERT INTO `t4` VALUES (46,8,6,'17:08:49','p','p'); +INSERT INTO `t4` VALUES (47,7,4,'19:04:40','e','e'); +INSERT INTO `t4` VALUES (48,8,NULL,'20:53:28','g','g'); +INSERT INTO `t4` VALUES (49,NULL,8,'11:46:03','x','x'); +INSERT INTO `t4` VALUES (50,6,0,NULL,'s','s'); +INSERT INTO `t4` VALUES (51,5,8,'10:58:07','e','e'); +INSERT INTO `t4` VALUES (52,2,151,'00:00:00','l','l'); +INSERT INTO `t4` VALUES (53,3,7,'09:43:15','p','p'); +INSERT INTO `t4` VALUES (54,7,6,'21:40:32','h','h'); +INSERT INTO `t4` VALUES (55,NULL,NULL,'00:17:44','m','m'); +INSERT INTO `t4` VALUES (56,145,23,'16:47:26','n','n'); +INSERT INTO `t4` VALUES (57,0,2,'00:00:00','v','v'); +INSERT INTO `t4` VALUES (58,1,4,'05:25:59','b','b'); +INSERT INTO `t4` VALUES (59,7,NULL,'00:00:00','x','x'); +INSERT INTO `t4` VALUES (60,3,NULL,'20:33:04','r','r'); +INSERT INTO `t4` VALUES (61,NULL,77,'00:46:12','t','t'); +INSERT INTO `t4` VALUES (62,2,NULL,'00:00:00','w','w'); +INSERT INTO `t4` VALUES (63,2,NULL,'02:13:59','w','w'); +INSERT INTO `t4` VALUES (64,2,7,'02:54:47','k','k'); +INSERT INTO `t4` VALUES (65,8,1,'18:13:59','a','a'); +INSERT INTO `t4` VALUES (66,6,9,'13:53:08','t','t'); +INSERT INTO `t4` VALUES (67,1,6,'22:21:30','z','z'); +INSERT INTO `t4` VALUES (68,NULL,2,'11:41:50','e','e'); +INSERT INTO `t4` VALUES (69,1,3,'15:20:02','q','q'); +INSERT INTO `t4` VALUES (70,0,0,NULL,'e','e'); +INSERT INTO `t4` VALUES (71,4,NULL,NULL,'v','v'); +INSERT INTO `t4` VALUES (72,1,6,'07:51:52','d','d'); +INSERT INTO `t4` VALUES (73,1,3,'00:00:00','u','u'); +INSERT INTO `t4` VALUES (74,27,195,NULL,'o','o'); +INSERT INTO `t4` VALUES (75,4,5,NULL,'b','b'); +INSERT INTO `t4` VALUES (76,6,2,'12:31:05','c','c'); +INSERT INTO `t4` VALUES (77,2,7,'00:00:00','q','q'); +INSERT INTO `t4` VALUES (78,248,25,'01:16:45',NULL,NULL); +INSERT INTO `t4` VALUES (79,NULL,NULL,'20:38:54','h','h'); +INSERT INTO `t4` VALUES (80,9,0,'00:30:15','d','d'); +INSERT INTO `t4` VALUES (81,75,98,'23:46:36','w','w'); +INSERT INTO `t4` VALUES (82,2,6,'19:03:13','m','m'); +INSERT INTO `t4` VALUES (83,9,5,'10:54:27','i','i'); +INSERT INTO `t4` VALUES (84,4,0,'00:25:47','w','w'); +INSERT INTO `t4` VALUES (85,0,3,'08:44:27','f','f'); +INSERT INTO `t4` VALUES (86,0,1,'08:15:38','k','k'); +INSERT INTO `t4` VALUES (87,1,1,'19:56:21','v','v'); +INSERT INTO `t4` VALUES (88,119,147,'00:00:00','c','c'); +INSERT INTO `t4` VALUES (89,1,3,'20:50:52','y','y'); +INSERT INTO `t4` VALUES (90,7,3,'03:54:39','h','h'); +INSERT INTO `t4` VALUES (91,2,NULL,'23:58:17',NULL,NULL); +INSERT INTO `t4` VALUES (92,7,2,'12:54:58','t','t'); +INSERT INTO `t4` VALUES (93,2,1,'04:02:43','l','l'); +INSERT INTO `t4` VALUES (94,6,8,'11:31:12','a','a'); +INSERT INTO `t4` VALUES (95,4,8,'20:20:04','r','r'); +INSERT INTO `t4` VALUES (96,5,8,'00:22:24','s','s'); +INSERT INTO `t4` VALUES (97,7,0,'10:09:31','z','z'); +INSERT INTO `t4` VALUES (98,1,1,NULL,'j','j'); +INSERT INTO `t4` VALUES (99,7,8,'18:45:35','c','c'); +INSERT INTO `t4` VALUES (100,2,5,'11:49:25','f','f'); +CREATE TABLE `t1` ( +`pk` int(11) NOT NULL AUTO_INCREMENT, +`col_int_nokey` int(11) DEFAULT NULL, +`col_int_key` int(11) DEFAULT NULL, +`col_time_key` time DEFAULT NULL, +`col_varchar_key` varchar(1) DEFAULT NULL, +`col_varchar_nokey` varchar(1) DEFAULT NULL, +PRIMARY KEY (`pk`), +KEY `col_int_key` (`col_int_key`), +KEY `col_time_key` (`col_time_key`), +KEY `col_varchar_key` (`col_varchar_key`,`col_int_key`) +) ENGINE=MyISAM AUTO_INCREMENT=21 DEFAULT CHARSET=latin1; +INSERT INTO `t1` VALUES (1,NULL,2,'11:28:45','w','w'); +INSERT INTO `t1` VALUES (2,7,9,'20:25:14','m','m'); +INSERT INTO `t1` VALUES (3,9,3,'13:47:24','m','m'); +INSERT INTO `t1` VALUES (4,7,9,'19:24:11','k','k'); +INSERT INTO `t1` VALUES (5,4,NULL,'15:59:13','r','r'); +INSERT INTO `t1` VALUES (6,2,9,'00:00:00','t','t'); +INSERT INTO `t1` VALUES (7,6,3,'15:15:04','j','j'); +INSERT INTO `t1` VALUES (8,8,8,'11:32:06','u','u'); +INSERT INTO `t1` VALUES (9,NULL,8,'18:32:33','h','h'); +INSERT INTO `t1` VALUES (10,5,53,'15:19:25','o','o'); +INSERT INTO `t1` VALUES (11,NULL,0,'19:03:19',NULL,NULL); +INSERT INTO `t1` VALUES (12,6,5,'00:39:46','k','k'); +INSERT INTO `t1` VALUES (13,188,166,NULL,'e','e'); +INSERT INTO `t1` VALUES (14,2,3,'00:00:00','n','n'); +INSERT INTO `t1` VALUES (15,1,0,'13:12:11','t','t'); +INSERT INTO `t1` VALUES (16,1,1,'04:56:48','c','c'); +INSERT INTO `t1` VALUES (17,0,9,'19:56:05','m','m'); +INSERT INTO `t1` VALUES (18,9,5,'19:35:19','y','y'); +INSERT INTO `t1` VALUES (19,NULL,6,'05:03:03','f','f'); +INSERT INTO `t1` VALUES (20,4,2,'18:38:59','d','d'); +CREATE TABLE `t3` ( +`pk` int(11) NOT NULL AUTO_INCREMENT, +`col_int_nokey` int(11) DEFAULT NULL, +`col_int_key` int(11) DEFAULT NULL, +`col_time_key` time DEFAULT NULL, +`col_varchar_key` varchar(1) DEFAULT NULL, +`col_varchar_nokey` varchar(1) DEFAULT NULL, +PRIMARY KEY (`pk`), +KEY `col_int_key` (`col_int_key`), +KEY `col_time_key` (`col_time_key`), +KEY `col_varchar_key` (`col_varchar_key`,`col_int_key`) +) ENGINE=MyISAM AUTO_INCREMENT=11 DEFAULT CHARSET=latin1; +INSERT INTO `t3` VALUES (10,8,8,'18:27:58',NULL,NULL); +CREATE TABLE `t5` ( +`pk` int(11) NOT NULL AUTO_INCREMENT, +`col_int_nokey` int(11) DEFAULT NULL, +`col_int_key` int(11) DEFAULT NULL, +`col_time_key` time DEFAULT NULL, +`col_varchar_key` varchar(1) DEFAULT NULL, +`col_varchar_nokey` varchar(1) DEFAULT NULL, +PRIMARY KEY (`pk`), +KEY `col_int_key` (`col_int_key`), +KEY `col_time_key` (`col_time_key`), +KEY `col_varchar_key` (`col_varchar_key`,`col_int_key`) +) ENGINE=MyISAM AUTO_INCREMENT=2 DEFAULT CHARSET=latin1; +INSERT INTO `t5` VALUES (1,1,7,'01:13:38','f','f'); +SET @@optimizer_switch='subquery_cache=off'; +/* cache is off */ SELECT SQL_SMALL_RESULT MAX( DISTINCT table1 . `col_varchar_key` ) AS field1 , MIN( table1 . `col_varchar_nokey` ) AS field2 , COUNT( table1 . `col_varchar_key` ) AS field3 , table2 . `col_time_key` AS field4 , COUNT( DISTINCT table2 . `col_int_key` ) AS field5 , ( +SELECT MAX( SUBQUERY1_t2 . `col_int_nokey` ) AS SUBQUERY1_field1 +FROM ( t3 AS SUBQUERY1_t1 INNER JOIN t1 AS SUBQUERY1_t2 ON (SUBQUERY1_t2 . `col_varchar_key` = SUBQUERY1_t1 . `col_varchar_nokey` ) ) +WHERE SUBQUERY1_t2 . `pk` < SUBQUERY1_t2 . `pk` ) AS field6 , COUNT( table1 . `col_varchar_nokey` ) AS field7 , COUNT( table2 . `pk` ) AS field8 , ( +SELECT MAX( SUBQUERY2_t1 . `col_int_key` ) AS SUBQUERY2_field1 +FROM ( t5 AS SUBQUERY2_t1 LEFT JOIN t2 AS SUBQUERY2_t2 ON (SUBQUERY2_t2 . `col_int_key` = SUBQUERY2_t1 . `col_int_key` ) ) +WHERE SUBQUERY2_t2 . `col_varchar_nokey` != table1 . `col_varchar_key` OR SUBQUERY2_t1 . `col_varchar_nokey` >= 'o' ) AS field9 , CONCAT ( table1 . `col_varchar_key` , table2 . `col_varchar_nokey` ) AS field10 +FROM ( t4 AS table1 LEFT JOIN ( ( t1 AS table2 STRAIGHT_JOIN t1 AS table3 ON (table3 . `col_int_nokey` = table2 . `pk` ) ) ) ON (table3 . `col_varchar_key` = table2 . `col_varchar_key` ) ) +WHERE ( EXISTS ( +SELECT SUBQUERY3_t1 . `pk` AS SUBQUERY3_field1 +FROM ( t4 AS SUBQUERY3_t1 INNER JOIN t4 AS SUBQUERY3_t2 ON (SUBQUERY3_t2 . `col_varchar_key` = SUBQUERY3_t1 . `col_varchar_key` ) ) +WHERE SUBQUERY3_t1 . `col_int_key` > table3 . `pk` AND SUBQUERY3_t1 . `pk` != table3 . `pk` ) ) AND ( table1 . `pk` > 116 AND table1 . `pk` < ( 116 + 175 ) OR table1 . `pk` IN (251) ) OR table1 . `col_int_nokey` = table1 . `col_int_nokey` +GROUP BY field4, field6, field9, field10 +HAVING field10 = 'c' +; +field1 field2 field3 field4 field5 field6 field7 field8 field9 field10 +SET @@optimizer_switch='subquery_cache=on'; +/* cache is on */ SELECT SQL_SMALL_RESULT MAX( DISTINCT table1 . `col_varchar_key` ) AS field1 , MIN( table1 . `col_varchar_nokey` ) AS field2 , COUNT( table1 . `col_varchar_key` ) AS field3 , table2 . `col_time_key` AS field4 , COUNT( DISTINCT table2 . `col_int_key` ) AS field5 , ( +SELECT MAX( SUBQUERY1_t2 . `col_int_nokey` ) AS SUBQUERY1_field1 +FROM ( t3 AS SUBQUERY1_t1 INNER JOIN t1 AS SUBQUERY1_t2 ON (SUBQUERY1_t2 . `col_varchar_key` = SUBQUERY1_t1 . `col_varchar_nokey` ) ) +WHERE SUBQUERY1_t2 . `pk` < SUBQUERY1_t2 . `pk` ) AS field6 , COUNT( table1 . `col_varchar_nokey` ) AS field7 , COUNT( table2 . `pk` ) AS field8 , ( +SELECT MAX( SUBQUERY2_t1 . `col_int_key` ) AS SUBQUERY2_field1 +FROM ( t5 AS SUBQUERY2_t1 LEFT JOIN t2 AS SUBQUERY2_t2 ON (SUBQUERY2_t2 . `col_int_key` = SUBQUERY2_t1 . `col_int_key` ) ) +WHERE SUBQUERY2_t2 . `col_varchar_nokey` != table1 . `col_varchar_key` OR SUBQUERY2_t1 . `col_varchar_nokey` >= 'o' ) AS field9 , CONCAT ( table1 . `col_varchar_key` , table2 . `col_varchar_nokey` ) AS field10 +FROM ( t4 AS table1 LEFT JOIN ( ( t1 AS table2 STRAIGHT_JOIN t1 AS table3 ON (table3 . `col_int_nokey` = table2 . `pk` ) ) ) ON (table3 . `col_varchar_key` = table2 . `col_varchar_key` ) ) +WHERE ( EXISTS ( +SELECT SUBQUERY3_t1 . `pk` AS SUBQUERY3_field1 +FROM ( t4 AS SUBQUERY3_t1 INNER JOIN t4 AS SUBQUERY3_t2 ON (SUBQUERY3_t2 . `col_varchar_key` = SUBQUERY3_t1 . `col_varchar_key` ) ) +WHERE SUBQUERY3_t1 . `col_int_key` > table3 . `pk` AND SUBQUERY3_t1 . `pk` != table3 . `pk` ) ) AND ( table1 . `pk` > 116 AND table1 . `pk` < ( 116 + 175 ) OR table1 . `pk` IN (251) ) OR table1 . `col_int_nokey` = table1 . `col_int_nokey` +GROUP BY field4, field6, field9, field10 +HAVING field10 = 'c' +; +field1 field2 field3 field4 field5 field6 field7 field8 field9 field10 +drop table t1,t2,t3,t4,t5; +set @@optimizer_switch= default; === modified file 'mysql-test/t/subquery_cache.test' --- a/mysql-test/t/subquery_cache.test 2010-07-10 10:37:30 +0000 +++ b/mysql-test/t/subquery_cache.test 2010-07-29 11:13:48 +0000 @@ -507,3 +507,698 @@ drop table t0,t1,t2; set optimizer_switch='default'; + +# +--echo #launchpad BUG#608834 +# +CREATE TABLE `t2` ( + `pk` int(11) NOT NULL AUTO_INCREMENT, + `col_int_nokey` int(11) DEFAULT NULL, + `col_int_key` int(11) DEFAULT NULL, + `col_time_key` time DEFAULT NULL, + `col_varchar_key` varchar(1) DEFAULT NULL, + `col_varchar_nokey` varchar(1) DEFAULT NULL, + PRIMARY KEY (`pk`), + KEY `col_int_key` (`col_int_key`), + KEY `col_time_key` (`col_time_key`), + KEY `col_varchar_key` (`col_varchar_key`,`col_int_key`) +) ENGINE=MyISAM AUTO_INCREMENT=30 DEFAULT CHARSET=latin1; +INSERT INTO `t2` VALUES (10,7,8,'01:27:35','v','v'); +INSERT INTO `t2` VALUES (11,1,9,'19:48:31','r','r'); +INSERT INTO `t2` VALUES (12,5,9,'00:00:00','a','a'); +INSERT INTO `t2` VALUES (13,3,186,'19:53:05','m','m'); +INSERT INTO `t2` VALUES (14,6,NULL,'19:18:56','y','y'); +INSERT INTO `t2` VALUES (15,92,2,'10:55:12','j','j'); +INSERT INTO `t2` VALUES (16,7,3,'00:25:00','d','d'); +INSERT INTO `t2` VALUES (17,NULL,0,'12:35:47','z','z'); +INSERT INTO `t2` VALUES (18,3,133,'19:53:03','e','e'); +INSERT INTO `t2` VALUES (19,5,1,'17:53:30','h','h'); +INSERT INTO `t2` VALUES (20,1,8,'11:35:49','b','b'); +INSERT INTO `t2` VALUES (21,2,5,NULL,'s','s'); +INSERT INTO `t2` VALUES (22,NULL,5,'06:01:40','e','e'); +INSERT INTO `t2` VALUES (23,1,8,'05:45:11','j','j'); +INSERT INTO `t2` VALUES (24,0,6,'00:00:00','e','e'); +INSERT INTO `t2` VALUES (25,210,51,'00:00:00','f','f'); +INSERT INTO `t2` VALUES (26,8,4,'06:11:01','v','v'); +INSERT INTO `t2` VALUES (27,7,7,'13:02:46','x','x'); +INSERT INTO `t2` VALUES (28,5,6,'21:44:25','m','m'); +INSERT INTO `t2` VALUES (29,NULL,4,'22:43:58','c','c'); +CREATE TABLE `t1` ( + `pk` int(11) NOT NULL AUTO_INCREMENT, + `col_int_nokey` int(11) DEFAULT NULL, + `col_int_key` int(11) DEFAULT NULL, + `col_time_key` time DEFAULT NULL, + `col_varchar_key` varchar(1) DEFAULT NULL, + `col_varchar_nokey` varchar(1) DEFAULT NULL, + PRIMARY KEY (`pk`), + KEY `col_int_key` (`col_int_key`), + KEY `col_time_key` (`col_time_key`), + KEY `col_varchar_key` (`col_varchar_key`,`col_int_key`) +) ENGINE=MyISAM AUTO_INCREMENT=21 DEFAULT CHARSET=latin1; +INSERT INTO `t1` VALUES (1,NULL,2,'11:28:45','w','w'); +INSERT INTO `t1` VALUES (2,7,9,'20:25:14','m','m'); +INSERT INTO `t1` VALUES (3,9,3,'13:47:24','m','m'); +INSERT INTO `t1` VALUES (4,7,9,'19:24:11','k','k'); +INSERT INTO `t1` VALUES (5,4,NULL,'15:59:13','r','r'); +INSERT INTO `t1` VALUES (6,2,9,'00:00:00','t','t'); +INSERT INTO `t1` VALUES (7,6,3,'15:15:04','j','j'); +INSERT INTO `t1` VALUES (8,8,8,'11:32:06','u','u'); +INSERT INTO `t1` VALUES (9,NULL,8,'18:32:33','h','h'); +INSERT INTO `t1` VALUES (10,5,53,'15:19:25','o','o'); +INSERT INTO `t1` VALUES (11,NULL,0,'19:03:19',NULL,NULL); +INSERT INTO `t1` VALUES (12,6,5,'00:39:46','k','k'); +INSERT INTO `t1` VALUES (13,188,166,NULL,'e','e'); +INSERT INTO `t1` VALUES (14,2,3,'00:00:00','n','n'); +INSERT INTO `t1` VALUES (15,1,0,'13:12:11','t','t'); +INSERT INTO `t1` VALUES (16,1,1,'04:56:48','c','c'); +INSERT INTO `t1` VALUES (17,0,9,'19:56:05','m','m'); +INSERT INTO `t1` VALUES (18,9,5,'19:35:19','y','y'); +INSERT INTO `t1` VALUES (19,NULL,6,'05:03:03','f','f'); +INSERT INTO `t1` VALUES (20,4,2,'18:38:59','d','d'); + +set @@optimizer_switch='subquery_cache=off'; + +/* cache is off */ SELECT ( +SELECT 4 +FROM DUAL ) AS field1 , SUM( DISTINCT table1 . `pk` ) AS field2 , ( +SELECT MAX( SUBQUERY2_t1 . `col_int_nokey` ) AS SUBQUERY2_field1 +FROM ( t1 AS SUBQUERY2_t1 INNER JOIN t1 AS SUBQUERY2_t2 ON (SUBQUERY2_t2 . `col_int_key` = SUBQUERY2_t1 . `pk` ) ) +WHERE SUBQUERY2_t2 . `col_varchar_nokey` <= table1 . `col_varchar_key` OR SUBQUERY2_t1 . `col_int_nokey` < table1 . `pk` ) AS field3 , table1 . `col_time_key` AS field4 , table1 . `col_int_key` AS field5 , CONCAT ( table2 . `col_varchar_nokey` , table1 . `col_varchar_key` ) AS field6 +FROM ( t1 AS table1 INNER JOIN ( ( t1 AS table2 LEFT JOIN t2 AS table3 ON (table3 . `col_varchar_key` = table2 . `col_varchar_key` ) ) ) ON (table3 . `col_varchar_key` = table2 . `col_varchar_nokey` ) ) +WHERE ( table2 . `col_varchar_nokey` NOT IN ( +SELECT 'd' UNION +SELECT 'u' ) ) OR table3 . `col_varchar_nokey` <= table1 . `col_varchar_key` +GROUP BY field1, field3, field4, field5, field6 +ORDER BY table1 . `col_int_key` , field1, field2, field3, field4, field5, field6 +; + +set @@optimizer_switch='subquery_cache=on'; + +/* cache is on */ SELECT ( +SELECT 4 +FROM DUAL ) AS field1 , SUM( DISTINCT table1 . `pk` ) AS field2 , ( +SELECT MAX( SUBQUERY2_t1 . `col_int_nokey` ) AS SUBQUERY2_field1 +FROM ( t1 AS SUBQUERY2_t1 INNER JOIN t1 AS SUBQUERY2_t2 ON (SUBQUERY2_t2 . `col_int_key` = SUBQUERY2_t1 . `pk` ) ) +WHERE SUBQUERY2_t2 . `col_varchar_nokey` <= table1 . `col_varchar_key` OR SUBQUERY2_t1 . `col_int_nokey` < table1 . `pk` ) AS field3 , table1 . `col_time_key` AS field4 , table1 . `col_int_key` AS field5 , CONCAT ( table2 . `col_varchar_nokey` , table1 . `col_varchar_key` ) AS field6 +FROM ( t1 AS table1 INNER JOIN ( ( t1 AS table2 LEFT JOIN t2 AS table3 ON (table3 . `col_varchar_key` = table2 . `col_varchar_key` ) ) ) ON (table3 . `col_varchar_key` = table2 . `col_varchar_nokey` ) ) +WHERE ( table2 . `col_varchar_nokey` NOT IN ( +SELECT 'd' UNION +SELECT 'u' ) ) OR table3 . `col_varchar_nokey` <= table1 . `col_varchar_key` +GROUP BY field1, field3, field4, field5, field6 +ORDER BY table1 . `col_int_key` , field1, field2, field3, field4, field5, field6 +; + +drop table t1,t2; +set @@optimizer_switch= default; + +# +--echo #launchpad BUG#609045 +# +CREATE TABLE `t1` ( + `pk` int(11) NOT NULL AUTO_INCREMENT, + `col_int_nokey` int(11) DEFAULT NULL, + `col_int_key` int(11) DEFAULT NULL, + `col_date_key` date DEFAULT NULL, + `col_date_nokey` date DEFAULT NULL, + `col_time_key` time DEFAULT NULL, + `col_time_nokey` time DEFAULT NULL, + `col_datetime_key` datetime DEFAULT NULL, + `col_datetime_nokey` datetime DEFAULT NULL, + `col_varchar_key` varchar(1) DEFAULT NULL, + `col_varchar_nokey` varchar(1) DEFAULT NULL, + PRIMARY KEY (`pk`), + KEY `col_int_key` (`col_int_key`), + KEY `col_date_key` (`col_date_key`), + KEY `col_time_key` (`col_time_key`), + KEY `col_datetime_key` (`col_datetime_key`), + KEY `col_varchar_key` (`col_varchar_key`,`col_int_key`) +) ENGINE=MyISAM AUTO_INCREMENT=21 DEFAULT CHARSET=latin1; + +INSERT INTO `t1` VALUES (1,NULL,2,NULL,NULL,'11:28:45','11:28:45','2004-10-11 18:13:16','2004-10-11 18:13:16','w','w'); +INSERT INTO `t1` VALUES (2,7,9,'2001-09-19','2001-09-19','20:25:14','20:25:14',NULL,NULL,'m','m'); +INSERT INTO `t1` VALUES (3,9,3,'2004-09-12','2004-09-12','13:47:24','13:47:24','1900-01-01 00:00:00','1900-01-01 00:00:00','m','m'); +INSERT INTO `t1` VALUES (4,7,9,NULL,NULL,'19:24:11','19:24:11','2009-07-25 00:00:00','2009-07-25 00:00:00','k','k'); +INSERT INTO `t1` VALUES (5,4,NULL,'2002-07-19','2002-07-19','15:59:13','15:59:13',NULL,NULL,'r','r'); +INSERT INTO `t1` VALUES (6,2,9,'2002-12-16','2002-12-16','00:00:00','00:00:00','2008-07-27 00:00:00','2008-07-27 00:00:00','t','t'); +INSERT INTO `t1` VALUES (7,6,3,'2006-02-08','2006-02-08','15:15:04','15:15:04','2002-11-13 16:37:31','2002-11-13 16:37:31','j','j'); +INSERT INTO `t1` VALUES (8,8,8,'2006-08-28','2006-08-28','11:32:06','11:32:06','1900-01-01 00:00:00','1900-01-01 00:00:00','u','u'); +INSERT INTO `t1` VALUES (9,NULL,8,'2001-04-14','2001-04-14','18:32:33','18:32:33','2003-12-10 00:00:00','2003-12-10 00:00:00','h','h'); +INSERT INTO `t1` VALUES (10,5,53,'2000-01-05','2000-01-05','15:19:25','15:19:25','2001-12-21 22:38:22','2001-12-21 22:38:22','o','o'); +INSERT INTO `t1` VALUES (11,NULL,0,'2003-12-06','2003-12-06','19:03:19','19:03:19','2008-12-13 23:16:44','2008-12-13 23:16:44',NULL,NULL); +INSERT INTO `t1` VALUES (12,6,5,'1900-01-01','1900-01-01','00:39:46','00:39:46','2005-08-15 12:39:41','2005-08-15 12:39:41','k','k'); +INSERT INTO `t1` VALUES (13,188,166,'2002-11-27','2002-11-27',NULL,NULL,NULL,NULL,'e','e'); +INSERT INTO `t1` VALUES (14,2,3,NULL,NULL,'00:00:00','00:00:00','2006-09-11 12:06:14','2006-09-11 12:06:14','n','n'); +INSERT INTO `t1` VALUES (15,1,0,'2003-05-27','2003-05-27','13:12:11','13:12:11','2007-12-15 12:39:34','2007-12-15 12:39:34','t','t'); +INSERT INTO `t1` VALUES (16,1,1,'2005-05-03','2005-05-03','04:56:48','04:56:48','2005-08-09 00:00:00','2005-08-09 00:00:00','c','c'); +INSERT INTO `t1` VALUES (17,0,9,'2001-04-18','2001-04-18','19:56:05','19:56:05','2001-09-02 22:50:02','2001-09-02 22:50:02','m','m'); +INSERT INTO `t1` VALUES (18,9,5,'2005-12-27','2005-12-27','19:35:19','19:35:19','2005-12-16 22:58:11','2005-12-16 22:58:11','y','y'); +INSERT INTO `t1` VALUES (19,NULL,6,'2004-08-20','2004-08-20','05:03:03','05:03:03','2007-04-19 00:19:53','2007-04-19 00:19:53','f','f'); +INSERT INTO `t1` VALUES (20,4,2,'1900-01-01','1900-01-01','18:38:59','18:38:59','1900-01-01 00:00:00','1900-01-01 00:00:00','d','d'); + +CREATE TABLE `t2` ( + `pk` int(11) NOT NULL AUTO_INCREMENT, + `col_int_nokey` int(11) DEFAULT NULL, + `col_int_key` int(11) DEFAULT NULL, + `col_date_key` date DEFAULT NULL, + `col_date_nokey` date DEFAULT NULL, + `col_time_key` time DEFAULT NULL, + `col_time_nokey` time DEFAULT NULL, + `col_datetime_key` datetime DEFAULT NULL, + `col_datetime_nokey` datetime DEFAULT NULL, + `col_varchar_key` varchar(1) DEFAULT NULL, + `col_varchar_nokey` varchar(1) DEFAULT NULL, + PRIMARY KEY (`pk`), + KEY `col_int_key` (`col_int_key`), + KEY `col_date_key` (`col_date_key`), + KEY `col_time_key` (`col_time_key`), + KEY `col_datetime_key` (`col_datetime_key`), + KEY `col_varchar_key` (`col_varchar_key`,`col_int_key`) +); + +INSERT INTO `t2` VALUES (10,7,8,NULL,NULL,'01:27:35','01:27:35','2002-02-26 06:14:37','2002-02-26 06:14:37','v','v'); +INSERT INTO `t2` VALUES (11,1,9,'2006-06-14','2006-06-14','19:48:31','19:48:31','1900-01-01 00:00:00','1900-01-01 00:00:00','r','r'); +INSERT INTO `t2` VALUES (12,5,9,'2002-09-12','2002-09-12','00:00:00','00:00:00','2006-12-03 09:37:26','2006-12-03 09:37:26','a','a'); +INSERT INTO `t2` VALUES (13,3,186,'2005-02-15','2005-02-15','19:53:05','19:53:05','2008-05-26 12:27:10','2008-05-26 12:27:10','m','m'); +INSERT INTO `t2` VALUES (14,6,NULL,NULL,NULL,'19:18:56','19:18:56','2004-12-14 16:37:30','2004-12-14 16:37:30','y','y'); +INSERT INTO `t2` VALUES (15,92,2,'2008-11-04','2008-11-04','10:55:12','10:55:12','2003-02-11 21:19:41','2003-02-11 21:19:41','j','j'); +INSERT INTO `t2` VALUES (16,7,3,'2004-09-04','2004-09-04','00:25:00','00:25:00','2009-10-18 02:27:49','2009-10-18 02:27:49','d','d'); +INSERT INTO `t2` VALUES (17,NULL,0,'2006-06-05','2006-06-05','12:35:47','12:35:47','2000-09-26 07:45:57','2000-09-26 07:45:57','z','z'); +INSERT INTO `t2` VALUES (18,3,133,'1900-01-01','1900-01-01','19:53:03','19:53:03',NULL,NULL,'e','e'); +INSERT INTO `t2` VALUES (19,5,1,'1900-01-01','1900-01-01','17:53:30','17:53:30','2005-11-10 12:40:29','2005-11-10 12:40:29','h','h'); +INSERT INTO `t2` VALUES (20,1,8,'1900-01-01','1900-01-01','11:35:49','11:35:49','2009-04-25 00:00:00','2009-04-25 00:00:00','b','b'); +INSERT INTO `t2` VALUES (21,2,5,'2005-01-13','2005-01-13',NULL,NULL,'2002-11-27 00:00:00','2002-11-27 00:00:00','s','s'); +INSERT INTO `t2` VALUES (22,NULL,5,'2006-05-21','2006-05-21','06:01:40','06:01:40','2004-01-26 20:32:32','2004-01-26 20:32:32','e','e'); +INSERT INTO `t2` VALUES (23,1,8,'2003-09-08','2003-09-08','05:45:11','05:45:11','2007-10-26 11:41:40','2007-10-26 11:41:40','j','j'); +INSERT INTO `t2` VALUES (24,0,6,'2006-12-23','2006-12-23','00:00:00','00:00:00','2005-10-07 00:00:00','2005-10-07 00:00:00','e','e'); +INSERT INTO `t2` VALUES (25,210,51,'2006-10-15','2006-10-15','00:00:00','00:00:00','2000-07-15 05:00:34','2000-07-15 05:00:34','f','f'); +INSERT INTO `t2` VALUES (26,8,4,'2005-04-06','2005-04-06','06:11:01','06:11:01','2000-04-03 16:33:32','2000-04-03 16:33:32','v','v'); +INSERT INTO `t2` VALUES (27,7,7,'2008-04-07','2008-04-07','13:02:46','13:02:46',NULL,NULL,'x','x'); +INSERT INTO `t2` VALUES (28,5,6,'2006-10-10','2006-10-10','21:44:25','21:44:25','2001-04-25 01:26:12','2001-04-25 01:26:12','m','m'); +INSERT INTO `t2` VALUES (29,NULL,4,'1900-01-01','1900-01-01','22:43:58','22:43:58','2000-12-27 00:00:00','2000-12-27 00:00:00','c','c'); + +CREATE TABLE `t3` ( + `pk` int(11) NOT NULL AUTO_INCREMENT, + `col_int_nokey` int(11) DEFAULT NULL, + `col_int_key` int(11) DEFAULT NULL, + `col_date_key` date DEFAULT NULL, + `col_date_nokey` date DEFAULT NULL, + `col_time_key` time DEFAULT NULL, + `col_time_nokey` time DEFAULT NULL, + `col_datetime_key` datetime DEFAULT NULL, + `col_datetime_nokey` datetime DEFAULT NULL, + `col_varchar_key` varchar(1) DEFAULT NULL, + `col_varchar_nokey` varchar(1) DEFAULT NULL, + PRIMARY KEY (`pk`), + KEY `col_int_key` (`col_int_key`), + KEY `col_date_key` (`col_date_key`), + KEY `col_time_key` (`col_time_key`), + KEY `col_datetime_key` (`col_datetime_key`), + KEY `col_varchar_key` (`col_varchar_key`,`col_int_key`) +); + +INSERT INTO `t3` VALUES (1,1,7,'1900-01-01','1900-01-01','01:13:38','01:13:38','2005-02-05 00:00:00','2005-02-05 00:00:00','f','f'); + +CREATE TABLE `t4` ( + `pk` int(11) NOT NULL AUTO_INCREMENT, + `col_int_nokey` int(11) DEFAULT NULL, + `col_int_key` int(11) DEFAULT NULL, + `col_date_key` date DEFAULT NULL, + `col_date_nokey` date DEFAULT NULL, + `col_time_key` time DEFAULT NULL, + `col_time_nokey` time DEFAULT NULL, + `col_datetime_key` datetime DEFAULT NULL, + `col_datetime_nokey` datetime DEFAULT NULL, + `col_varchar_key` varchar(1) DEFAULT NULL, + `col_varchar_nokey` varchar(1) DEFAULT NULL, + PRIMARY KEY (`pk`), + KEY `col_int_key` (`col_int_key`), + KEY `col_date_key` (`col_date_key`), + KEY `col_time_key` (`col_time_key`), + KEY `col_datetime_key` (`col_datetime_key`), + KEY `col_varchar_key` (`col_varchar_key`,`col_int_key`) +); + +INSERT INTO `t4` VALUES (1,6,NULL,'2003-05-12','2003-05-12',NULL,NULL,'2000-09-12 00:00:00','2000-09-12 00:00:00','r','r'); +INSERT INTO `t4` VALUES (2,8,0,'2003-01-07','2003-01-07','14:34:45','14:34:45','2004-08-10 09:09:31','2004-08-10 09:09:31','c','c'); +INSERT INTO `t4` VALUES (3,6,0,NULL,NULL,'11:49:48','11:49:48','2005-03-21 04:31:40','2005-03-21 04:31:40','o','o'); +INSERT INTO `t4` VALUES (4,6,7,'2005-03-12','2005-03-12','18:12:55','18:12:55','2002-10-25 23:50:35','2002-10-25 23:50:35','c','c'); +INSERT INTO `t4` VALUES (5,3,8,'2000-08-02','2000-08-02','18:30:05','18:30:05','2001-04-01 21:14:04','2001-04-01 21:14:04','d','d'); +INSERT INTO `t4` VALUES (6,9,4,'1900-01-01','1900-01-01','14:19:30','14:19:30','2005-03-12 06:02:34','2005-03-12 06:02:34','v','v'); +INSERT INTO `t4` VALUES (7,2,6,'2006-07-06','2006-07-06','05:20:04','05:20:04','2001-05-06 14:49:12','2001-05-06 14:49:12','m','m'); +INSERT INTO `t4` VALUES (8,1,5,'2006-12-24','2006-12-24','20:29:31','20:29:31','2004-04-25 00:00:00','2004-04-25 00:00:00','j','j'); +INSERT INTO `t4` VALUES (9,8,NULL,'2004-11-16','2004-11-16','07:08:09','07:08:09','2001-03-22 18:38:43','2001-03-22 18:38:43','f','f'); +INSERT INTO `t4` VALUES (10,0,NULL,'2002-09-09','2002-09-09','14:49:14','14:49:14','2006-04-25 21:03:02','2006-04-25 21:03:02','n','n'); +INSERT INTO `t4` VALUES (11,9,8,NULL,NULL,'00:00:00','00:00:00','2009-09-07 18:40:43','2009-09-07 18:40:43','z','z'); +INSERT INTO `t4` VALUES (12,8,8,'2008-06-24','2008-06-24','09:58:06','09:58:06','2004-03-23 00:00:00','2004-03-23 00:00:00','h','h'); +INSERT INTO `t4` VALUES (13,NULL,8,'2001-04-21','2001-04-21',NULL,NULL,'2009-04-15 00:08:29','2009-04-15 00:08:29','q','q'); +INSERT INTO `t4` VALUES (14,0,1,'2003-11-22','2003-11-22','18:24:16','18:24:16','2000-04-21 00:00:00','2000-04-21 00:00:00','w','w'); +INSERT INTO `t4` VALUES (15,5,1,'2004-09-12','2004-09-12','17:39:57','17:39:57','2000-02-17 19:41:23','2000-02-17 19:41:23','z','z'); +INSERT INTO `t4` VALUES (16,1,5,'2006-06-20','2006-06-20','08:23:21','08:23:21','2003-09-20 07:38:14','2003-09-20 07:38:14','j','j'); +INSERT INTO `t4` VALUES (17,1,2,NULL,NULL,NULL,NULL,'2000-11-28 20:42:12','2000-11-28 20:42:12','a','a'); +INSERT INTO `t4` VALUES (18,6,7,'2001-11-25','2001-11-25','21:50:46','21:50:46','2005-06-12 11:13:17','2005-06-12 11:13:17','m','m'); +INSERT INTO `t4` VALUES (19,6,6,'2004-10-26','2004-10-26','12:33:17','12:33:17','1900-01-01 00:00:00','1900-01-01 00:00:00','n','n'); +INSERT INTO `t4` VALUES (20,1,4,'2005-01-19','2005-01-19','03:06:43','03:06:43','2006-02-09 20:41:06','2006-02-09 20:41:06','e','e'); +INSERT INTO `t4` VALUES (21,8,7,'2008-07-06','2008-07-06','03:46:14','03:46:14','2004-05-22 01:05:57','2004-05-22 01:05:57','u','u'); +INSERT INTO `t4` VALUES (22,1,0,'1900-01-01','1900-01-01','20:34:52','20:34:52','2004-03-04 13:46:31','2004-03-04 13:46:31','s','s'); +INSERT INTO `t4` VALUES (23,0,9,'1900-01-01','1900-01-01',NULL,NULL,'1900-01-01 00:00:00','1900-01-01 00:00:00','u','u'); +INSERT INTO `t4` VALUES (24,4,3,'2004-06-08','2004-06-08','10:41:20','10:41:20','2004-10-20 07:20:19','2004-10-20 07:20:19','r','r'); +INSERT INTO `t4` VALUES (25,9,5,'2007-02-20','2007-02-20','08:43:11','08:43:11','2006-04-17 00:00:00','2006-04-17 00:00:00','g','g'); +INSERT INTO `t4` VALUES (26,8,1,'2008-06-18','2008-06-18',NULL,NULL,'2000-10-27 00:00:00','2000-10-27 00:00:00','o','o'); +INSERT INTO `t4` VALUES (27,5,1,'2008-05-15','2008-05-15','10:17:51','10:17:51','2007-04-14 08:54:06','2007-04-14 08:54:06','w','w'); +INSERT INTO `t4` VALUES (28,9,5,'2005-10-06','2005-10-06','06:34:09','06:34:09','2008-04-12 17:03:52','2008-04-12 17:03:52','b','b'); +INSERT INTO `t4` VALUES (29,5,9,NULL,NULL,'21:22:47','21:22:47','2007-02-19 17:37:09','2007-02-19 17:37:09',NULL,NULL); +INSERT INTO `t4` VALUES (30,NULL,2,'2006-10-12','2006-10-12','04:02:32','04:02:32','1900-01-01 00:00:00','1900-01-01 00:00:00','y','y'); +INSERT INTO `t4` VALUES (31,NULL,5,'2005-01-24','2005-01-24','02:33:14','02:33:14','2001-10-10 08:32:27','2001-10-10 08:32:27','y','y'); +INSERT INTO `t4` VALUES (32,105,248,'2009-06-27','2009-06-27','16:32:56','16:32:56',NULL,NULL,'u','u'); +INSERT INTO `t4` VALUES (33,0,0,NULL,NULL,'21:32:42','21:32:42','2001-12-16 05:31:53','2001-12-16 05:31:53','p','p'); +INSERT INTO `t4` VALUES (34,3,8,NULL,NULL,'23:04:47','23:04:47','2003-07-19 18:03:28','2003-07-19 18:03:28','s','s'); +INSERT INTO `t4` VALUES (35,1,1,'1900-01-01','1900-01-01','22:05:43','22:05:43','2001-03-27 11:44:10','2001-03-27 11:44:10','e','e'); +INSERT INTO `t4` VALUES (36,75,255,'2005-12-22','2005-12-22','02:05:45','02:05:45','2008-06-15 02:13:00','2008-06-15 02:13:00','d','d'); +INSERT INTO `t4` VALUES (37,9,9,'2005-05-03','2005-05-03','00:00:00','00:00:00','2009-03-14 21:29:56','2009-03-14 21:29:56','d','d'); +INSERT INTO `t4` VALUES (38,7,9,'2003-05-27','2003-05-27','18:09:07','18:09:07','2005-01-02 00:00:00','2005-01-02 00:00:00','c','c'); +INSERT INTO `t4` VALUES (39,NULL,3,'2006-05-25','2006-05-25','10:54:06','10:54:06','2007-07-16 04:44:07','2007-07-16 04:44:07','b','b'); +INSERT INTO `t4` VALUES (40,NULL,9,NULL,NULL,'23:15:50','23:15:50','2003-08-26 21:38:26','2003-08-26 21:38:26','t','t'); +INSERT INTO `t4` VALUES (41,4,6,'2009-01-04','2009-01-04','10:17:40','10:17:40','2004-04-19 04:18:47','2004-04-19 04:18:47',NULL,NULL); +INSERT INTO `t4` VALUES (42,0,4,'2009-02-14','2009-02-14','03:37:09','03:37:09','2000-01-06 20:32:48','2000-01-06 20:32:48','y','y'); +INSERT INTO `t4` VALUES (43,204,60,'2003-01-16','2003-01-16','22:26:06','22:26:06','2006-06-23 13:27:17','2006-06-23 13:27:17','c','c'); +INSERT INTO `t4` VALUES (44,0,7,'1900-01-01','1900-01-01','17:10:38','17:10:38','2007-11-27 00:00:00','2007-11-27 00:00:00','d','d'); +INSERT INTO `t4` VALUES (45,9,1,'2007-06-26','2007-06-26','00:00:00','00:00:00','2002-04-03 12:06:51','2002-04-03 12:06:51','x','x'); +INSERT INTO `t4` VALUES (46,8,6,'2004-03-27','2004-03-27','17:08:49','17:08:49','2008-12-28 09:47:42','2008-12-28 09:47:42','p','p'); +INSERT INTO `t4` VALUES (47,7,4,NULL,NULL,'19:04:40','19:04:40','2002-04-04 10:07:54','2002-04-04 10:07:54','e','e'); +INSERT INTO `t4` VALUES (48,8,NULL,'2005-06-06','2005-06-06','20:53:28','20:53:28','2003-04-26 02:55:13','2003-04-26 02:55:13','g','g'); +INSERT INTO `t4` VALUES (49,NULL,8,'2003-03-02','2003-03-02','11:46:03','11:46:03',NULL,NULL,'x','x'); +INSERT INTO `t4` VALUES (50,6,0,'2004-05-13','2004-05-13',NULL,NULL,'2009-02-19 03:17:06','2009-02-19 03:17:06','s','s'); +INSERT INTO `t4` VALUES (51,5,8,'2005-09-13','2005-09-13','10:58:07','10:58:07','1900-01-01 00:00:00','1900-01-01 00:00:00','e','e'); +INSERT INTO `t4` VALUES (52,2,151,'2005-10-03','2005-10-03','00:00:00','00:00:00','2000-11-10 08:20:01','2000-11-10 08:20:01','l','l'); +INSERT INTO `t4` VALUES (53,3,7,'2005-10-14','2005-10-14','09:43:15','09:43:15','2008-02-10 00:00:00','2008-02-10 00:00:00','p','p'); +INSERT INTO `t4` VALUES (54,7,6,NULL,NULL,'21:40:32','21:40:32','1900-01-01 00:00:00','1900-01-01 00:00:00','h','h'); +INSERT INTO `t4` VALUES (55,NULL,NULL,'2005-09-16','2005-09-16','00:17:44','00:17:44',NULL,NULL,'m','m'); +INSERT INTO `t4` VALUES (56,145,23,'2005-03-10','2005-03-10','16:47:26','16:47:26','2001-02-05 02:01:50','2001-02-05 02:01:50','n','n'); +INSERT INTO `t4` VALUES (57,0,2,'2000-06-19','2000-06-19','00:00:00','00:00:00','2000-10-28 08:44:25','2000-10-28 08:44:25','v','v'); +INSERT INTO `t4` VALUES (58,1,4,'2002-11-03','2002-11-03','05:25:59','05:25:59','2005-03-20 10:53:59','2005-03-20 10:53:59','b','b'); +INSERT INTO `t4` VALUES (59,7,NULL,'2009-01-05','2009-01-05','00:00:00','00:00:00','2001-06-02 13:54:13','2001-06-02 13:54:13','x','x'); +INSERT INTO `t4` VALUES (60,3,NULL,'2003-05-22','2003-05-22','20:33:04','20:33:04','1900-01-01 00:00:00','1900-01-01 00:00:00','r','r'); +INSERT INTO `t4` VALUES (61,NULL,77,'2005-07-02','2005-07-02','00:46:12','00:46:12','2009-07-16 13:05:43','2009-07-16 13:05:43','t','t'); +INSERT INTO `t4` VALUES (62,2,NULL,'1900-01-01','1900-01-01','00:00:00','00:00:00','2009-03-26 23:16:20','2009-03-26 23:16:20','w','w'); +INSERT INTO `t4` VALUES (63,2,NULL,'2006-06-21','2006-06-21','02:13:59','02:13:59','2003-02-06 18:12:15','2003-02-06 18:12:15','w','w'); +INSERT INTO `t4` VALUES (64,2,7,NULL,NULL,'02:54:47','02:54:47','2006-06-05 03:22:51','2006-06-05 03:22:51','k','k'); +INSERT INTO `t4` VALUES (65,8,1,'2005-12-16','2005-12-16','18:13:59','18:13:59','2002-02-10 05:47:27','2002-02-10 05:47:27','a','a'); +INSERT INTO `t4` VALUES (66,6,9,'2004-11-05','2004-11-05','13:53:08','13:53:08','2001-08-01 08:50:52','2001-08-01 08:50:52','t','t'); +INSERT INTO `t4` VALUES (67,1,6,NULL,NULL,'22:21:30','22:21:30','1900-01-01 00:00:00','1900-01-01 00:00:00','z','z'); +INSERT INTO `t4` VALUES (68,NULL,2,'2004-09-14','2004-09-14','11:41:50','11:41:50',NULL,NULL,'e','e'); +INSERT INTO `t4` VALUES (69,1,3,'2002-04-06','2002-04-06','15:20:02','15:20:02','1900-01-01 00:00:00','1900-01-01 00:00:00','q','q'); +INSERT INTO `t4` VALUES (70,0,0,NULL,NULL,NULL,NULL,'2000-09-23 00:00:00','2000-09-23 00:00:00','e','e'); +INSERT INTO `t4` VALUES (71,4,NULL,'2002-11-13','2002-11-13',NULL,NULL,'2007-07-09 08:32:49','2007-07-09 08:32:49','v','v'); +INSERT INTO `t4` VALUES (72,1,6,'2006-05-27','2006-05-27','07:51:52','07:51:52','2000-01-05 00:00:00','2000-01-05 00:00:00','d','d'); +INSERT INTO `t4` VALUES (73,1,3,'2000-12-22','2000-12-22','00:00:00','00:00:00','2000-09-24 00:00:00','2000-09-24 00:00:00','u','u'); +INSERT INTO `t4` VALUES (74,27,195,'2004-02-21','2004-02-21',NULL,NULL,'2005-05-06 00:00:00','2005-05-06 00:00:00','o','o'); +INSERT INTO `t4` VALUES (75,4,5,'2009-05-15','2009-05-15',NULL,NULL,'2000-03-11 00:00:00','2000-03-11 00:00:00','b','b'); +INSERT INTO `t4` VALUES (76,6,2,'2008-12-12','2008-12-12','12:31:05','12:31:05','2001-09-02 16:17:35','2001-09-02 16:17:35','c','c'); +INSERT INTO `t4` VALUES (77,2,7,'2000-04-15','2000-04-15','00:00:00','00:00:00','2006-04-25 05:43:44','2006-04-25 05:43:44','q','q'); +INSERT INTO `t4` VALUES (78,248,25,NULL,NULL,'01:16:45','01:16:45','2009-10-25 22:04:02','2009-10-25 22:04:02',NULL,NULL); +INSERT INTO `t4` VALUES (79,NULL,NULL,'2001-10-18','2001-10-18','20:38:54','20:38:54','2004-08-06 00:00:00','2004-08-06 00:00:00','h','h'); +INSERT INTO `t4` VALUES (80,9,0,'2008-05-25','2008-05-25','00:30:15','00:30:15','2001-11-27 05:07:57','2001-11-27 05:07:57','d','d'); +INSERT INTO `t4` VALUES (81,75,98,'2004-12-02','2004-12-02','23:46:36','23:46:36','2009-06-28 03:18:39','2009-06-28 03:18:39','w','w'); +INSERT INTO `t4` VALUES (82,2,6,'2002-02-15','2002-02-15','19:03:13','19:03:13','2000-03-12 00:00:00','2000-03-12 00:00:00','m','m'); +INSERT INTO `t4` VALUES (83,9,5,'2002-03-03','2002-03-03','10:54:27','10:54:27',NULL,NULL,'i','i'); +INSERT INTO `t4` VALUES (84,4,0,NULL,NULL,'00:25:47','00:25:47','2007-10-20 00:00:00','2007-10-20 00:00:00','w','w'); +INSERT INTO `t4` VALUES (85,0,3,'2003-01-26','2003-01-26','08:44:27','08:44:27','2009-09-27 00:00:00','2009-09-27 00:00:00','f','f'); +INSERT INTO `t4` VALUES (86,0,1,'2001-12-19','2001-12-19','08:15:38','08:15:38','2002-07-16 00:00:00','2002-07-16 00:00:00','k','k'); +INSERT INTO `t4` VALUES (87,1,1,'2001-08-07','2001-08-07','19:56:21','19:56:21','2005-02-20 00:00:00','2005-02-20 00:00:00','v','v'); +INSERT INTO `t4` VALUES (88,119,147,'2005-02-16','2005-02-16','00:00:00','00:00:00',NULL,NULL,'c','c'); +INSERT INTO `t4` VALUES (89,1,3,'2006-06-10','2006-06-10','20:50:52','20:50:52','2001-07-16 00:00:00','2001-07-16 00:00:00','y','y'); +INSERT INTO `t4` VALUES (90,7,3,NULL,NULL,'03:54:39','03:54:39','2009-05-20 21:04:12','2009-05-20 21:04:12','h','h'); +INSERT INTO `t4` VALUES (91,2,NULL,'2005-04-06','2005-04-06','23:58:17','23:58:17','2002-03-13 10:55:40','2002-03-13 10:55:40',NULL,NULL); +INSERT INTO `t4` VALUES (92,7,2,'2003-04-27','2003-04-27','12:54:58','12:54:58','2005-07-12 00:00:00','2005-07-12 00:00:00','t','t'); +INSERT INTO `t4` VALUES (93,2,1,'2005-10-13','2005-10-13','04:02:43','04:02:43','2006-07-22 09:46:34','2006-07-22 09:46:34','l','l'); +INSERT INTO `t4` VALUES (94,6,8,'2003-10-02','2003-10-02','11:31:12','11:31:12','2001-09-01 00:00:00','2001-09-01 00:00:00','a','a'); +INSERT INTO `t4` VALUES (95,4,8,'2005-09-09','2005-09-09','20:20:04','20:20:04','2002-05-27 18:38:45','2002-05-27 18:38:45','r','r'); +INSERT INTO `t4` VALUES (96,5,8,NULL,NULL,'00:22:24','00:22:24',NULL,NULL,'s','s'); +INSERT INTO `t4` VALUES (97,7,0,'2006-02-15','2006-02-15','10:09:31','10:09:31',NULL,NULL,'z','z'); +INSERT INTO `t4` VALUES (98,1,1,'1900-01-01','1900-01-01',NULL,NULL,'2009-08-08 22:38:53','2009-08-08 22:38:53','j','j'); +INSERT INTO `t4` VALUES (99,7,8,'2003-12-24','2003-12-24','18:45:35','18:45:35',NULL,NULL,'c','c'); +INSERT INTO `t4` VALUES (100,2,5,'2001-07-26','2001-07-26','11:49:25','11:49:25','2007-04-25 05:08:49','2007-04-25 05:08:49','f','f'); + +SET @@optimizer_switch='subquery_cache=off'; + +/* cache is off */ SELECT COUNT( DISTINCT table2 .`col_int_key` ) , ( +SELECT SUBQUERY2_t1 .`col_int_key` +FROM t3 SUBQUERY2_t1 JOIN t2 ON SUBQUERY2_t1 .`col_int_key` +WHERE table1 .`col_varchar_key` ) , table2 .`col_varchar_nokey` field10 +FROM t4 table1 JOIN ( t1 table2 STRAIGHT_JOIN t1 table3 ON table2 .`pk` ) ON table3 .`col_varchar_key` = table2 .`col_varchar_key` +GROUP BY field10 ; + +SET @@optimizer_switch='subquery_cache=on'; + +/* cache is on */ SELECT COUNT( DISTINCT table2 .`col_int_key` ) , ( +SELECT SUBQUERY2_t1 .`col_int_key` +FROM t3 SUBQUERY2_t1 JOIN t2 ON SUBQUERY2_t1 .`col_int_key` +WHERE table1 .`col_varchar_key` ) , table2 .`col_varchar_nokey` field10 +FROM t4 table1 JOIN ( t1 table2 STRAIGHT_JOIN t1 table3 ON table2 .`pk` ) ON table3 .`col_varchar_key` = table2 .`col_varchar_key` +GROUP BY field10 ; + +drop table t1,t2,t3,t4; +set @@optimizer_switch= default; + +# +--echo #launchpad BUG#609045 +# +CREATE TABLE `t2` ( + `pk` int(11) NOT NULL AUTO_INCREMENT, + `col_int_nokey` int(11) DEFAULT NULL, + `col_int_key` int(11) DEFAULT NULL, + `col_varchar_key` varchar(1) DEFAULT NULL, + `col_varchar_nokey` varchar(1) DEFAULT NULL, + PRIMARY KEY (`pk`), + KEY `col_int_key` (`col_int_key`), + KEY `col_varchar_key` (`col_varchar_key`,`col_int_key`) +) ENGINE=MyISAM AUTO_INCREMENT=30 DEFAULT CHARSET=latin1; +INSERT INTO `t2` VALUES (10,7,8,'v','v'); +INSERT INTO `t2` VALUES (11,1,9,'r','r'); +INSERT INTO `t2` VALUES (12,5,9,'a','a'); +INSERT INTO `t2` VALUES (13,3,186,'m','m'); +INSERT INTO `t2` VALUES (14,6,NULL,'y','y'); +INSERT INTO `t2` VALUES (15,92,2,'j','j'); +INSERT INTO `t2` VALUES (16,7,3,'d','d'); +INSERT INTO `t2` VALUES (17,NULL,0,'z','z'); +INSERT INTO `t2` VALUES (18,3,133,'e','e'); +INSERT INTO `t2` VALUES (19,5,1,'h','h'); +INSERT INTO `t2` VALUES (20,1,8,'b','b'); +INSERT INTO `t2` VALUES (21,2,5,'s','s'); +INSERT INTO `t2` VALUES (22,NULL,5,'e','e'); +INSERT INTO `t2` VALUES (23,1,8,'j','j'); +INSERT INTO `t2` VALUES (24,0,6,'e','e'); +INSERT INTO `t2` VALUES (25,210,51,'f','f'); +INSERT INTO `t2` VALUES (26,8,4,'v','v'); +INSERT INTO `t2` VALUES (27,7,7,'x','x'); +INSERT INTO `t2` VALUES (28,5,6,'m','m'); +INSERT INTO `t2` VALUES (29,NULL,4,'c','c'); +CREATE TABLE `t1` ( + `pk` int(11) NOT NULL AUTO_INCREMENT, + `col_int_nokey` int(11) DEFAULT NULL, + `col_int_key` int(11) DEFAULT NULL, + `col_varchar_key` varchar(1) DEFAULT NULL, + `col_varchar_nokey` varchar(1) DEFAULT NULL, + PRIMARY KEY (`pk`), + KEY `col_int_key` (`col_int_key`), + KEY `col_varchar_key` (`col_varchar_key`,`col_int_key`) +) ENGINE=MyISAM AUTO_INCREMENT=21 DEFAULT CHARSET=latin1; +INSERT INTO `t1` VALUES (1,NULL,2,'w','w'); +INSERT INTO `t1` VALUES (2,7,9,'m','m'); +INSERT INTO `t1` VALUES (3,9,3,'m','m'); +INSERT INTO `t1` VALUES (4,7,9,'k','k'); +INSERT INTO `t1` VALUES (5,4,NULL,'r','r'); +INSERT INTO `t1` VALUES (6,2,9,'t','t'); +INSERT INTO `t1` VALUES (7,6,3,'j','j'); +INSERT INTO `t1` VALUES (8,8,8,'u','u'); +INSERT INTO `t1` VALUES (9,NULL,8,'h','h'); +INSERT INTO `t1` VALUES (10,5,53,'o','o'); +INSERT INTO `t1` VALUES (11,NULL,0,NULL,NULL); +INSERT INTO `t1` VALUES (12,6,5,'k','k'); +INSERT INTO `t1` VALUES (13,188,166,'e','e'); +INSERT INTO `t1` VALUES (14,2,3,'n','n'); +INSERT INTO `t1` VALUES (15,1,0,'t','t'); +INSERT INTO `t1` VALUES (16,1,1,'c','c'); +INSERT INTO `t1` VALUES (17,0,9,'m','m'); +INSERT INTO `t1` VALUES (18,9,5,'y','y'); +INSERT INTO `t1` VALUES (19,NULL,6,'f','f'); +INSERT INTO `t1` VALUES (20,4,2,'d','d'); + +SET @@optimizer_switch = 'subquery_cache=off'; + +/* cache is off */ SELECT SUM( DISTINCT table1 .`pk` ) , ( + SELECT MAX( `col_int_nokey` ) + FROM t1 + WHERE table1 .`pk` ) field3 +FROM t1 table1 +JOIN ( + t1 table2 + JOIN t2 table3 + ON table3 .`col_varchar_key` = table2 .`col_varchar_key` +) +ON table3 .`col_varchar_key` = table2 .`col_varchar_nokey` +GROUP BY field3 ; + +SET @@optimizer_switch = 'subquery_cache=on'; + +/* cache is on */ SELECT SUM( DISTINCT table1 .`pk` ) , ( + SELECT MAX( `col_int_nokey` ) + FROM t1 + WHERE table1 .`pk` ) field3 +FROM t1 table1 +JOIN ( + t1 table2 + JOIN t2 table3 + ON table3 .`col_varchar_key` = table2 .`col_varchar_key` +) +ON table3 .`col_varchar_key` = table2 .`col_varchar_nokey` +GROUP BY field3 ; + +drop table t1,t2; +set @@optimizer_switch= default; + +# +--echo #launchpad BUG#609052 +# +CREATE TABLE `t2` ( + `pk` int(11) NOT NULL AUTO_INCREMENT, + `col_int_nokey` int(11) DEFAULT NULL, + `col_int_key` int(11) DEFAULT NULL, + `col_time_key` time DEFAULT NULL, + `col_varchar_key` varchar(1) DEFAULT NULL, + `col_varchar_nokey` varchar(1) DEFAULT NULL, + PRIMARY KEY (`pk`), + KEY `col_int_key` (`col_int_key`), + KEY `col_time_key` (`col_time_key`), + KEY `col_varchar_key` (`col_varchar_key`,`col_int_key`) +) ENGINE=MyISAM AUTO_INCREMENT=30 DEFAULT CHARSET=latin1; +INSERT INTO `t2` VALUES (10,7,8,'01:27:35','v','v'); +INSERT INTO `t2` VALUES (11,1,9,'19:48:31','r','r'); +INSERT INTO `t2` VALUES (12,5,9,'00:00:00','a','a'); +INSERT INTO `t2` VALUES (13,3,186,'19:53:05','m','m'); +INSERT INTO `t2` VALUES (14,6,NULL,'19:18:56','y','y'); +INSERT INTO `t2` VALUES (15,92,2,'10:55:12','j','j'); +INSERT INTO `t2` VALUES (16,7,3,'00:25:00','d','d'); +INSERT INTO `t2` VALUES (17,NULL,0,'12:35:47','z','z'); +INSERT INTO `t2` VALUES (18,3,133,'19:53:03','e','e'); +INSERT INTO `t2` VALUES (19,5,1,'17:53:30','h','h'); +INSERT INTO `t2` VALUES (20,1,8,'11:35:49','b','b'); +INSERT INTO `t2` VALUES (21,2,5,NULL,'s','s'); +INSERT INTO `t2` VALUES (22,NULL,5,'06:01:40','e','e'); +INSERT INTO `t2` VALUES (23,1,8,'05:45:11','j','j'); +INSERT INTO `t2` VALUES (24,0,6,'00:00:00','e','e'); +INSERT INTO `t2` VALUES (25,210,51,'00:00:00','f','f'); +INSERT INTO `t2` VALUES (26,8,4,'06:11:01','v','v'); +INSERT INTO `t2` VALUES (27,7,7,'13:02:46','x','x'); +INSERT INTO `t2` VALUES (28,5,6,'21:44:25','m','m'); +INSERT INTO `t2` VALUES (29,NULL,4,'22:43:58','c','c'); +CREATE TABLE `t4` ( + `pk` int(11) NOT NULL AUTO_INCREMENT, + `col_int_nokey` int(11) DEFAULT NULL, + `col_int_key` int(11) DEFAULT NULL, + `col_time_key` time DEFAULT NULL, + `col_varchar_key` varchar(1) DEFAULT NULL, + `col_varchar_nokey` varchar(1) DEFAULT NULL, + PRIMARY KEY (`pk`), + KEY `col_int_key` (`col_int_key`), + KEY `col_time_key` (`col_time_key`), + KEY `col_varchar_key` (`col_varchar_key`,`col_int_key`) +) ENGINE=MyISAM AUTO_INCREMENT=101 DEFAULT CHARSET=latin1; +INSERT INTO `t4` VALUES (1,6,NULL,NULL,'r','r'); +INSERT INTO `t4` VALUES (2,8,0,'14:34:45','c','c'); +INSERT INTO `t4` VALUES (3,6,0,'11:49:48','o','o'); +INSERT INTO `t4` VALUES (4,6,7,'18:12:55','c','c'); +INSERT INTO `t4` VALUES (5,3,8,'18:30:05','d','d'); +INSERT INTO `t4` VALUES (6,9,4,'14:19:30','v','v'); +INSERT INTO `t4` VALUES (7,2,6,'05:20:04','m','m'); +INSERT INTO `t4` VALUES (8,1,5,'20:29:31','j','j'); +INSERT INTO `t4` VALUES (9,8,NULL,'07:08:09','f','f'); +INSERT INTO `t4` VALUES (10,0,NULL,'14:49:14','n','n'); +INSERT INTO `t4` VALUES (11,9,8,'00:00:00','z','z'); +INSERT INTO `t4` VALUES (12,8,8,'09:58:06','h','h'); +INSERT INTO `t4` VALUES (13,NULL,8,NULL,'q','q'); +INSERT INTO `t4` VALUES (14,0,1,'18:24:16','w','w'); +INSERT INTO `t4` VALUES (15,5,1,'17:39:57','z','z'); +INSERT INTO `t4` VALUES (16,1,5,'08:23:21','j','j'); +INSERT INTO `t4` VALUES (17,1,2,NULL,'a','a'); +INSERT INTO `t4` VALUES (18,6,7,'21:50:46','m','m'); +INSERT INTO `t4` VALUES (19,6,6,'12:33:17','n','n'); +INSERT INTO `t4` VALUES (20,1,4,'03:06:43','e','e'); +INSERT INTO `t4` VALUES (21,8,7,'03:46:14','u','u'); +INSERT INTO `t4` VALUES (22,1,0,'20:34:52','s','s'); +INSERT INTO `t4` VALUES (23,0,9,NULL,'u','u'); +INSERT INTO `t4` VALUES (24,4,3,'10:41:20','r','r'); +INSERT INTO `t4` VALUES (25,9,5,'08:43:11','g','g'); +INSERT INTO `t4` VALUES (26,8,1,NULL,'o','o'); +INSERT INTO `t4` VALUES (27,5,1,'10:17:51','w','w'); +INSERT INTO `t4` VALUES (28,9,5,'06:34:09','b','b'); +INSERT INTO `t4` VALUES (29,5,9,'21:22:47',NULL,NULL); +INSERT INTO `t4` VALUES (30,NULL,2,'04:02:32','y','y'); +INSERT INTO `t4` VALUES (31,NULL,5,'02:33:14','y','y'); +INSERT INTO `t4` VALUES (32,105,248,'16:32:56','u','u'); +INSERT INTO `t4` VALUES (33,0,0,'21:32:42','p','p'); +INSERT INTO `t4` VALUES (34,3,8,'23:04:47','s','s'); +INSERT INTO `t4` VALUES (35,1,1,'22:05:43','e','e'); +INSERT INTO `t4` VALUES (36,75,255,'02:05:45','d','d'); +INSERT INTO `t4` VALUES (37,9,9,'00:00:00','d','d'); +INSERT INTO `t4` VALUES (38,7,9,'18:09:07','c','c'); +INSERT INTO `t4` VALUES (39,NULL,3,'10:54:06','b','b'); +INSERT INTO `t4` VALUES (40,NULL,9,'23:15:50','t','t'); +INSERT INTO `t4` VALUES (41,4,6,'10:17:40',NULL,NULL); +INSERT INTO `t4` VALUES (42,0,4,'03:37:09','y','y'); +INSERT INTO `t4` VALUES (43,204,60,'22:26:06','c','c'); +INSERT INTO `t4` VALUES (44,0,7,'17:10:38','d','d'); +INSERT INTO `t4` VALUES (45,9,1,'00:00:00','x','x'); +INSERT INTO `t4` VALUES (46,8,6,'17:08:49','p','p'); +INSERT INTO `t4` VALUES (47,7,4,'19:04:40','e','e'); +INSERT INTO `t4` VALUES (48,8,NULL,'20:53:28','g','g'); +INSERT INTO `t4` VALUES (49,NULL,8,'11:46:03','x','x'); +INSERT INTO `t4` VALUES (50,6,0,NULL,'s','s'); +INSERT INTO `t4` VALUES (51,5,8,'10:58:07','e','e'); +INSERT INTO `t4` VALUES (52,2,151,'00:00:00','l','l'); +INSERT INTO `t4` VALUES (53,3,7,'09:43:15','p','p'); +INSERT INTO `t4` VALUES (54,7,6,'21:40:32','h','h'); +INSERT INTO `t4` VALUES (55,NULL,NULL,'00:17:44','m','m'); +INSERT INTO `t4` VALUES (56,145,23,'16:47:26','n','n'); +INSERT INTO `t4` VALUES (57,0,2,'00:00:00','v','v'); +INSERT INTO `t4` VALUES (58,1,4,'05:25:59','b','b'); +INSERT INTO `t4` VALUES (59,7,NULL,'00:00:00','x','x'); +INSERT INTO `t4` VALUES (60,3,NULL,'20:33:04','r','r'); +INSERT INTO `t4` VALUES (61,NULL,77,'00:46:12','t','t'); +INSERT INTO `t4` VALUES (62,2,NULL,'00:00:00','w','w'); +INSERT INTO `t4` VALUES (63,2,NULL,'02:13:59','w','w'); +INSERT INTO `t4` VALUES (64,2,7,'02:54:47','k','k'); +INSERT INTO `t4` VALUES (65,8,1,'18:13:59','a','a'); +INSERT INTO `t4` VALUES (66,6,9,'13:53:08','t','t'); +INSERT INTO `t4` VALUES (67,1,6,'22:21:30','z','z'); +INSERT INTO `t4` VALUES (68,NULL,2,'11:41:50','e','e'); +INSERT INTO `t4` VALUES (69,1,3,'15:20:02','q','q'); +INSERT INTO `t4` VALUES (70,0,0,NULL,'e','e'); +INSERT INTO `t4` VALUES (71,4,NULL,NULL,'v','v'); +INSERT INTO `t4` VALUES (72,1,6,'07:51:52','d','d'); +INSERT INTO `t4` VALUES (73,1,3,'00:00:00','u','u'); +INSERT INTO `t4` VALUES (74,27,195,NULL,'o','o'); +INSERT INTO `t4` VALUES (75,4,5,NULL,'b','b'); +INSERT INTO `t4` VALUES (76,6,2,'12:31:05','c','c'); +INSERT INTO `t4` VALUES (77,2,7,'00:00:00','q','q'); +INSERT INTO `t4` VALUES (78,248,25,'01:16:45',NULL,NULL); +INSERT INTO `t4` VALUES (79,NULL,NULL,'20:38:54','h','h'); +INSERT INTO `t4` VALUES (80,9,0,'00:30:15','d','d'); +INSERT INTO `t4` VALUES (81,75,98,'23:46:36','w','w'); +INSERT INTO `t4` VALUES (82,2,6,'19:03:13','m','m'); +INSERT INTO `t4` VALUES (83,9,5,'10:54:27','i','i'); +INSERT INTO `t4` VALUES (84,4,0,'00:25:47','w','w'); +INSERT INTO `t4` VALUES (85,0,3,'08:44:27','f','f'); +INSERT INTO `t4` VALUES (86,0,1,'08:15:38','k','k'); +INSERT INTO `t4` VALUES (87,1,1,'19:56:21','v','v'); +INSERT INTO `t4` VALUES (88,119,147,'00:00:00','c','c'); +INSERT INTO `t4` VALUES (89,1,3,'20:50:52','y','y'); +INSERT INTO `t4` VALUES (90,7,3,'03:54:39','h','h'); +INSERT INTO `t4` VALUES (91,2,NULL,'23:58:17',NULL,NULL); +INSERT INTO `t4` VALUES (92,7,2,'12:54:58','t','t'); +INSERT INTO `t4` VALUES (93,2,1,'04:02:43','l','l'); +INSERT INTO `t4` VALUES (94,6,8,'11:31:12','a','a'); +INSERT INTO `t4` VALUES (95,4,8,'20:20:04','r','r'); +INSERT INTO `t4` VALUES (96,5,8,'00:22:24','s','s'); +INSERT INTO `t4` VALUES (97,7,0,'10:09:31','z','z'); +INSERT INTO `t4` VALUES (98,1,1,NULL,'j','j'); +INSERT INTO `t4` VALUES (99,7,8,'18:45:35','c','c'); +INSERT INTO `t4` VALUES (100,2,5,'11:49:25','f','f'); +CREATE TABLE `t1` ( + `pk` int(11) NOT NULL AUTO_INCREMENT, + `col_int_nokey` int(11) DEFAULT NULL, + `col_int_key` int(11) DEFAULT NULL, + `col_time_key` time DEFAULT NULL, + `col_varchar_key` varchar(1) DEFAULT NULL, + `col_varchar_nokey` varchar(1) DEFAULT NULL, + PRIMARY KEY (`pk`), + KEY `col_int_key` (`col_int_key`), + KEY `col_time_key` (`col_time_key`), + KEY `col_varchar_key` (`col_varchar_key`,`col_int_key`) +) ENGINE=MyISAM AUTO_INCREMENT=21 DEFAULT CHARSET=latin1; +INSERT INTO `t1` VALUES (1,NULL,2,'11:28:45','w','w'); +INSERT INTO `t1` VALUES (2,7,9,'20:25:14','m','m'); +INSERT INTO `t1` VALUES (3,9,3,'13:47:24','m','m'); +INSERT INTO `t1` VALUES (4,7,9,'19:24:11','k','k'); +INSERT INTO `t1` VALUES (5,4,NULL,'15:59:13','r','r'); +INSERT INTO `t1` VALUES (6,2,9,'00:00:00','t','t'); +INSERT INTO `t1` VALUES (7,6,3,'15:15:04','j','j'); +INSERT INTO `t1` VALUES (8,8,8,'11:32:06','u','u'); +INSERT INTO `t1` VALUES (9,NULL,8,'18:32:33','h','h'); +INSERT INTO `t1` VALUES (10,5,53,'15:19:25','o','o'); +INSERT INTO `t1` VALUES (11,NULL,0,'19:03:19',NULL,NULL); +INSERT INTO `t1` VALUES (12,6,5,'00:39:46','k','k'); +INSERT INTO `t1` VALUES (13,188,166,NULL,'e','e'); +INSERT INTO `t1` VALUES (14,2,3,'00:00:00','n','n'); +INSERT INTO `t1` VALUES (15,1,0,'13:12:11','t','t'); +INSERT INTO `t1` VALUES (16,1,1,'04:56:48','c','c'); +INSERT INTO `t1` VALUES (17,0,9,'19:56:05','m','m'); +INSERT INTO `t1` VALUES (18,9,5,'19:35:19','y','y'); +INSERT INTO `t1` VALUES (19,NULL,6,'05:03:03','f','f'); +INSERT INTO `t1` VALUES (20,4,2,'18:38:59','d','d'); +CREATE TABLE `t3` ( + `pk` int(11) NOT NULL AUTO_INCREMENT, + `col_int_nokey` int(11) DEFAULT NULL, + `col_int_key` int(11) DEFAULT NULL, + `col_time_key` time DEFAULT NULL, + `col_varchar_key` varchar(1) DEFAULT NULL, + `col_varchar_nokey` varchar(1) DEFAULT NULL, + PRIMARY KEY (`pk`), + KEY `col_int_key` (`col_int_key`), + KEY `col_time_key` (`col_time_key`), + KEY `col_varchar_key` (`col_varchar_key`,`col_int_key`) +) ENGINE=MyISAM AUTO_INCREMENT=11 DEFAULT CHARSET=latin1; +INSERT INTO `t3` VALUES (10,8,8,'18:27:58',NULL,NULL); +CREATE TABLE `t5` ( + `pk` int(11) NOT NULL AUTO_INCREMENT, + `col_int_nokey` int(11) DEFAULT NULL, + `col_int_key` int(11) DEFAULT NULL, + `col_time_key` time DEFAULT NULL, + `col_varchar_key` varchar(1) DEFAULT NULL, + `col_varchar_nokey` varchar(1) DEFAULT NULL, + PRIMARY KEY (`pk`), + KEY `col_int_key` (`col_int_key`), + KEY `col_time_key` (`col_time_key`), + KEY `col_varchar_key` (`col_varchar_key`,`col_int_key`) +) ENGINE=MyISAM AUTO_INCREMENT=2 DEFAULT CHARSET=latin1; +INSERT INTO `t5` VALUES (1,1,7,'01:13:38','f','f'); + + +SET @@optimizer_switch='subquery_cache=off'; + +/* cache is off */ SELECT SQL_SMALL_RESULT MAX( DISTINCT table1 . `col_varchar_key` ) AS field1 , MIN( table1 . `col_varchar_nokey` ) AS field2 , COUNT( table1 . `col_varchar_key` ) AS field3 , table2 . `col_time_key` AS field4 , COUNT( DISTINCT table2 . `col_int_key` ) AS field5 , ( +SELECT MAX( SUBQUERY1_t2 . `col_int_nokey` ) AS SUBQUERY1_field1 +FROM ( t3 AS SUBQUERY1_t1 INNER JOIN t1 AS SUBQUERY1_t2 ON (SUBQUERY1_t2 . `col_varchar_key` = SUBQUERY1_t1 . `col_varchar_nokey` ) ) +WHERE SUBQUERY1_t2 . `pk` < SUBQUERY1_t2 . `pk` ) AS field6 , COUNT( table1 . `col_varchar_nokey` ) AS field7 , COUNT( table2 . `pk` ) AS field8 , ( +SELECT MAX( SUBQUERY2_t1 . `col_int_key` ) AS SUBQUERY2_field1 +FROM ( t5 AS SUBQUERY2_t1 LEFT JOIN t2 AS SUBQUERY2_t2 ON (SUBQUERY2_t2 . `col_int_key` = SUBQUERY2_t1 . `col_int_key` ) ) +WHERE SUBQUERY2_t2 . `col_varchar_nokey` != table1 . `col_varchar_key` OR SUBQUERY2_t1 . `col_varchar_nokey` >= 'o' ) AS field9 , CONCAT ( table1 . `col_varchar_key` , table2 . `col_varchar_nokey` ) AS field10 +FROM ( t4 AS table1 LEFT JOIN ( ( t1 AS table2 STRAIGHT_JOIN t1 AS table3 ON (table3 . `col_int_nokey` = table2 . `pk` ) ) ) ON (table3 . `col_varchar_key` = table2 . `col_varchar_key` ) ) +WHERE ( EXISTS ( +SELECT SUBQUERY3_t1 . `pk` AS SUBQUERY3_field1 +FROM ( t4 AS SUBQUERY3_t1 INNER JOIN t4 AS SUBQUERY3_t2 ON (SUBQUERY3_t2 . `col_varchar_key` = SUBQUERY3_t1 . `col_varchar_key` ) ) +WHERE SUBQUERY3_t1 . `col_int_key` > table3 . `pk` AND SUBQUERY3_t1 . `pk` != table3 . `pk` ) ) AND ( table1 . `pk` > 116 AND table1 . `pk` < ( 116 + 175 ) OR table1 . `pk` IN (251) ) OR table1 . `col_int_nokey` = table1 . `col_int_nokey` +GROUP BY field4, field6, field9, field10 +HAVING field10 = 'c' +; + +SET @@optimizer_switch='subquery_cache=on'; + +/* cache is on */ SELECT SQL_SMALL_RESULT MAX( DISTINCT table1 . `col_varchar_key` ) AS field1 , MIN( table1 . `col_varchar_nokey` ) AS field2 , COUNT( table1 . `col_varchar_key` ) AS field3 , table2 . `col_time_key` AS field4 , COUNT( DISTINCT table2 . `col_int_key` ) AS field5 , ( +SELECT MAX( SUBQUERY1_t2 . `col_int_nokey` ) AS SUBQUERY1_field1 +FROM ( t3 AS SUBQUERY1_t1 INNER JOIN t1 AS SUBQUERY1_t2 ON (SUBQUERY1_t2 . `col_varchar_key` = SUBQUERY1_t1 . `col_varchar_nokey` ) ) +WHERE SUBQUERY1_t2 . `pk` < SUBQUERY1_t2 . `pk` ) AS field6 , COUNT( table1 . `col_varchar_nokey` ) AS field7 , COUNT( table2 . `pk` ) AS field8 , ( +SELECT MAX( SUBQUERY2_t1 . `col_int_key` ) AS SUBQUERY2_field1 +FROM ( t5 AS SUBQUERY2_t1 LEFT JOIN t2 AS SUBQUERY2_t2 ON (SUBQUERY2_t2 . `col_int_key` = SUBQUERY2_t1 . `col_int_key` ) ) +WHERE SUBQUERY2_t2 . `col_varchar_nokey` != table1 . `col_varchar_key` OR SUBQUERY2_t1 . `col_varchar_nokey` >= 'o' ) AS field9 , CONCAT ( table1 . `col_varchar_key` , table2 . `col_varchar_nokey` ) AS field10 +FROM ( t4 AS table1 LEFT JOIN ( ( t1 AS table2 STRAIGHT_JOIN t1 AS table3 ON (table3 . `col_int_nokey` = table2 . `pk` ) ) ) ON (table3 . `col_varchar_key` = table2 . `col_varchar_key` ) ) +WHERE ( EXISTS ( +SELECT SUBQUERY3_t1 . `pk` AS SUBQUERY3_field1 +FROM ( t4 AS SUBQUERY3_t1 INNER JOIN t4 AS SUBQUERY3_t2 ON (SUBQUERY3_t2 . `col_varchar_key` = SUBQUERY3_t1 . `col_varchar_key` ) ) +WHERE SUBQUERY3_t1 . `col_int_key` > table3 . `pk` AND SUBQUERY3_t1 . `pk` != table3 . `pk` ) ) AND ( table1 . `pk` > 116 AND table1 . `pk` < ( 116 + 175 ) OR table1 . `pk` IN (251) ) OR table1 . `col_int_nokey` = table1 . `col_int_nokey` +GROUP BY field4, field6, field9, field10 +HAVING field10 = 'c' +; + +drop table t1,t2,t3,t4,t5; +set @@optimizer_switch= default; === modified file 'sql/item.cc' --- a/sql/item.cc 2010-07-10 10:37:30 +0000 +++ b/sql/item.cc 2010-07-29 11:13:48 +0000 @@ -6966,6 +6966,14 @@ } +Item* Item_cache_wrapper::get_tmp_table_item(THD *thd_arg) +{ + if (!orig_item->with_sum_func && !orig_item->const_item()) + return new Item_field(result_field); + return copy_or_same(thd_arg); +} + + /** Prepare referenced field then call usual Item_direct_ref::fix_fields . === modified file 'sql/item.h' --- a/sql/item.h 2010-07-10 10:37:30 +0000 +++ b/sql/item.h 2010-07-29 11:13:48 +0000 @@ -2624,6 +2624,7 @@ { save_val(result_field); } + Item* get_tmp_table_item(THD *thd_arg); /* Following methods make this item transparent as much as possible */

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Re: [Maria-developers] [Commits] bzr commit into MariaDB 5.1, with Maria 1.5:maria branch (igor:2869) Bug#52005
by Sergey Petrunya 27 Jul '10

27 Jul '10

Hello Igor, Ok to push. I'm sorry for the delay. On Sun, Jul 25, 2010 at 10:50:03PM -0700, Igor Babaev wrote: > #At lp:maria based on revid:monty@askmonty.org-20100615220051-2xp3g51fysxle1r1 > > 2869 Igor Babaev 2010-07-25 > Fixed bug #52005. > Corrected coding for Warshall's algorithm. > modified: > mysql-test/r/join_outer.result > mysql-test/t/join_outer.test > sql/sql_select.cc > > === modified file 'mysql-test/r/join_outer.result' > --- a/mysql-test/r/join_outer.result 2010-03-19 06:21:37 +0000 > +++ b/mysql-test/r/join_outer.result 2010-07-26 05:49:51 +0000 > @@ -1308,4 +1308,63 @@ WHERE (COALESCE(t1.f1, t2.f1), f3) IN (( > f1 f2 f3 f1 f2 > 1 NULL 3 NULL NULL > DROP TABLE t1, t2; > +# > +# Bug#46091 STRAIGHT_JOIN + RIGHT JOIN returns different result > +# > +CREATE TABLE t1 (f1 INT NOT NULL); > +INSERT INTO t1 VALUES (9),(0); > +CREATE TABLE t2 (f1 INT NOT NULL); > +INSERT INTO t2 VALUES > +(5),(3),(0),(3),(1),(0),(1),(7),(1),(0),(0),(8),(4),(9),(0),(2),(0),(8),(5),(1); > +SELECT STRAIGHT_JOIN COUNT(*) FROM t1 TA1 > +RIGHT JOIN t2 TA2 JOIN t2 TA3 ON TA2.f1 ON TA3.f1; > +COUNT(*) > +476 > +EXPLAIN SELECT STRAIGHT_JOIN COUNT(*) FROM t1 TA1 > +RIGHT JOIN t2 TA2 JOIN t2 TA3 ON TA2.f1 ON TA3.f1; > +id select_type table type possible_keys key key_len ref rows Extra > +1 SIMPLE TA2 ALL NULL NULL NULL NULL 20 Using where > +1 SIMPLE TA3 ALL NULL NULL NULL NULL 20 Using join buffer > +1 SIMPLE TA1 ALL NULL NULL NULL NULL 2 > +DROP TABLE t1, t2; > +# > +# Bug#48971 Segfault in add_found_match_trig_cond () at sql_select.cc:5990 > +# > +CREATE TABLE t1(f1 INT, PRIMARY KEY (f1)); > +INSERT INTO t1 VALUES (1),(2); > +EXPLAIN EXTENDED SELECT STRAIGHT_JOIN jt1.f1 FROM t1 AS jt1 > +LEFT JOIN t1 AS jt2 > +RIGHT JOIN t1 AS jt3 > +JOIN t1 AS jt4 ON 1 > +LEFT JOIN t1 AS jt5 ON 1 > +ON 1 > +RIGHT JOIN t1 AS jt6 ON jt6.f1 > +ON 1; > +id select_type table type possible_keys key key_len ref rows filtered Extra > +1 SIMPLE jt1 index NULL PRIMARY 4 NULL 2 100.00 Using index > +1 SIMPLE jt6 index NULL PRIMARY 4 NULL 2 100.00 Using index > +1 SIMPLE jt3 index NULL PRIMARY 4 NULL 2 100.00 Using index > +1 SIMPLE jt4 index NULL PRIMARY 4 NULL 2 100.00 Using index > +1 SIMPLE jt5 index NULL PRIMARY 4 NULL 2 100.00 Using index > +1 SIMPLE jt2 index NULL PRIMARY 4 NULL 2 100.00 Using index > +Warnings: > +Note 1003 select straight_join `test`.`jt1`.`f1` AS `f1` from `test`.`t1` `jt1` left join (`test`.`t1` `jt6` left join (`test`.`t1` `jt3` join `test`.`t1` `jt4` left join `test`.`t1` `jt5` on(1) left join `test`.`t1` `jt2` on(1)) on((`test`.`jt6`.`f1` and 1))) on(1) where 1 > +EXPLAIN EXTENDED SELECT STRAIGHT_JOIN jt1.f1 FROM t1 AS jt1 > +RIGHT JOIN t1 AS jt2 > +RIGHT JOIN t1 AS jt3 > +JOIN t1 AS jt4 ON 1 > +LEFT JOIN t1 AS jt5 ON 1 > +ON 1 > +RIGHT JOIN t1 AS jt6 ON jt6.f1 > +ON 1; > +id select_type table type possible_keys key key_len ref rows filtered Extra > +1 SIMPLE jt6 index NULL PRIMARY 4 NULL 2 100.00 Using index > +1 SIMPLE jt3 index NULL PRIMARY 4 NULL 2 100.00 Using index > +1 SIMPLE jt4 index NULL PRIMARY 4 NULL 2 100.00 Using index > +1 SIMPLE jt5 index NULL PRIMARY 4 NULL 2 100.00 Using index > +1 SIMPLE jt2 index NULL PRIMARY 4 NULL 2 100.00 Using index > +1 SIMPLE jt1 index NULL PRIMARY 4 NULL 2 100.00 Using index > +Warnings: > +Note 1003 select straight_join `test`.`jt1`.`f1` AS `f1` from `test`.`t1` `jt6` left join (`test`.`t1` `jt3` join `test`.`t1` `jt4` left join `test`.`t1` `jt5` on(1) left join `test`.`t1` `jt2` on(1)) on((`test`.`jt6`.`f1` and 1)) left join `test`.`t1` `jt1` on(1) where 1 > +DROP TABLE t1; > End of 5.1 tests > > === modified file 'mysql-test/t/join_outer.test' > --- a/mysql-test/t/join_outer.test 2010-03-19 06:21:37 +0000 > +++ b/mysql-test/t/join_outer.test 2010-07-26 05:49:51 +0000 > @@ -913,4 +913,48 @@ WHERE (COALESCE(t1.f1, t2.f1), f3) IN (( > > DROP TABLE t1, t2; > > +--echo # > +--echo # Bug#46091 STRAIGHT_JOIN + RIGHT JOIN returns different result > +--echo # > +CREATE TABLE t1 (f1 INT NOT NULL); > +INSERT INTO t1 VALUES (9),(0); > + > +CREATE TABLE t2 (f1 INT NOT NULL); > +INSERT INTO t2 VALUES > +(5),(3),(0),(3),(1),(0),(1),(7),(1),(0),(0),(8),(4),(9),(0),(2),(0),(8),(5),(1); > + > +SELECT STRAIGHT_JOIN COUNT(*) FROM t1 TA1 > +RIGHT JOIN t2 TA2 JOIN t2 TA3 ON TA2.f1 ON TA3.f1; > + > +EXPLAIN SELECT STRAIGHT_JOIN COUNT(*) FROM t1 TA1 > +RIGHT JOIN t2 TA2 JOIN t2 TA3 ON TA2.f1 ON TA3.f1; > + > +DROP TABLE t1, t2; > + > +--echo # > +--echo # Bug#48971 Segfault in add_found_match_trig_cond () at sql_select.cc:5990 > +--echo # > +CREATE TABLE t1(f1 INT, PRIMARY KEY (f1)); > +INSERT INTO t1 VALUES (1),(2); > + > +EXPLAIN EXTENDED SELECT STRAIGHT_JOIN jt1.f1 FROM t1 AS jt1 > + LEFT JOIN t1 AS jt2 > + RIGHT JOIN t1 AS jt3 > + JOIN t1 AS jt4 ON 1 > + LEFT JOIN t1 AS jt5 ON 1 > + ON 1 > + RIGHT JOIN t1 AS jt6 ON jt6.f1 > + ON 1; > + > +EXPLAIN EXTENDED SELECT STRAIGHT_JOIN jt1.f1 FROM t1 AS jt1 > + RIGHT JOIN t1 AS jt2 > + RIGHT JOIN t1 AS jt3 > + JOIN t1 AS jt4 ON 1 > + LEFT JOIN t1 AS jt5 ON 1 > + ON 1 > + RIGHT JOIN t1 AS jt6 ON jt6.f1 > + ON 1; > + > +DROP TABLE t1; > + > --echo End of 5.1 tests > > === modified file 'sql/sql_select.cc' > --- a/sql/sql_select.cc 2010-05-26 18:55:40 +0000 > +++ b/sql/sql_select.cc 2010-07-26 05:49:51 +0000 > @@ -2717,15 +2717,29 @@ make_join_statistics(JOIN *join, TABLE_L > as well as allow us to catch illegal cross references/ > Warshall's algorithm is used to build the transitive closure. > As we use bitmaps to represent the relation the complexity > - of the algorithm is O((number of tables)^2). > + of the algorithm is O((number of tables)^2). > + > + The classic form of the Warshall's algorithm would look like: > + for (i= 0; i < table_count; i++) > + { > + for (j= 0; j < table_count; j++) > + { > + for (k= 0; k < table_count; k++) > + { > + if (bitmap_is_set(stat[j], i) && bitmap_is_set(stat[i], k) > + bitmap_set_bit(stat[j], k); > + } > + } > + } > */ > for (i= 0, s= stat ; i < table_count ; i++, s++) > { > - for (uint j= 0 ; j < table_count ; j++) > + table= s->table; > + JOIN_TAB *t; > + for (uint j= 0, t= stat ; j < table_count ; j++, t++) > { > - table= stat[j].table; > - if (s->dependent & table->map) > - s->dependent |= table->reginfo.join_tab->dependent; > + if (t->dependent & table->map) > + t->dependent |= table->reginfo.join_tab->dependent; > } > if (outer_join & s->table->map) > s->table->maybe_null= 1; > @@ -8784,6 +8798,7 @@ simplify_joins(JOIN *join, List<TABLE_LI > NESTED_JOIN *nested_join; > TABLE_LIST *prev_table= 0; > List_iterator<TABLE_LIST> li(*join_list); > + bool straight_join= test(join->select_options & SELECT_STRAIGHT_JOIN); > DBUG_ENTER("simplify_joins"); > > /* > @@ -8896,7 +8911,7 @@ simplify_joins(JOIN *join, List<TABLE_LI > if (prev_table) > { > /* The order of tables is reverse: prev_table follows table */ > - if (prev_table->straight) > + if (prev_table->straight || straight_join) > prev_table->dep_tables|= used_tables; > if (prev_table->on_expr) > { > BR Sergey -- Sergey Petrunia, Software Developer Monty Program AB, http://askmonty.org Blog: http://s.petrunia.net/blog

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[Maria-developers] WL#127 New (by Sergei): generalize mtr to support per-suite extensions
by worklog-noreply＠askmonty.org 26 Jul '10

26 Jul '10

----------------------------------------------------------------------- WORKLOG TASK -=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=- TASK...........: generalize mtr to support per-suite extensions CREATION DATE..: Mon, 26 Jul 2010, 08:45 SUPERVISOR.....: Sergei IMPLEMENTOR....: Sergei COPIES TO......: CATEGORY.......: Server-Sprint TASK ID........: 127 (http://askmonty.org/worklog/?tid=127) VERSION........: Server-5.2 STATUS.........: Un-Assigned PRIORITY.......: 60 WORKED HOURS...: 0 ESTIMATE.......: 16 (hours remain) ORIG. ESTIMATE.: 16 PROGRESS NOTES: DESCRIPTION: to test the sphinxse we need to needs to start the sphinx daemon and preload the data. obviously we don't want any sphinxse specific code in the mysql-test-run, so we need a generic way for a suite to hook in startup/shutdown code in the mtr. ESTIMATED WORK TIME ESTIMATED COMPLETION DATE ----------------------------------------------------------------------- WorkLog (v4.0.0)

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[Maria-developers] bzr commit into file:///home/tsk/mprog/src/5.3/ branch (timour:2806)
by timour＠askmonty.org 23 Jul '10

23 Jul '10

#At file:///home/tsk/mprog/src/5.3/ based on revid:timour@askmonty.org-20100716110215-toh8erf6p93d1n6i 2806 timour(a)askmonty.org 2010-07-23 Removed dead code that was made obsolete by the introduction of check_join_cache_usage() by the change: Revno: 2793 Revision Id: igor(a)askmonty.org-20091221022615-kx5ieiu0okmiupuc Timestamp: Sun 2009-12-20 18:26:15 -0800 Backport into MariaDB-5.2 the following: WL#2771 "Block Nested Loop Join and Batched Key Access Join" modified: sql/sql_select.cc === modified file 'sql/sql_select.cc' --- a/sql/sql_select.cc 2010-07-15 13:59:10 +0000 +++ b/sql/sql_select.cc 2010-07-23 08:25:00 +0000 @@ -7560,7 +7560,6 @@ make_join_readinfo(JOIN *join, ulonglong { uint i; bool statistics= test(!(join->select_options & SELECT_DESCRIBE)); - bool ordered_set= 0; bool sorted= 1; uint first_sjm_table= MAX_TABLES; uint last_sjm_table= MAX_TABLES; @@ -7580,21 +7579,6 @@ make_join_readinfo(JOIN *join, ulonglong tab->read_record.file=table->file; tab->read_record.unlock_row= rr_unlock_row; tab->next_select=sub_select; /* normal select */ - - /* - Determine if the set is already ordered for ORDER BY, so it can - disable join cache because it will change the ordering of the results. - Code handles sort table that is at any location (not only first after - the const tables) despite the fact that it's currently prohibited. - We must disable join cache if the first non-const table alone is - ordered. If there is a temp table the ordering is done as a last - operation and doesn't prevent join cache usage. - */ - if (!ordered_set && !join->need_tmp && - (table == join->sort_by_table || - (join->sort_by_table == (TABLE *) 1 && i != join->const_tables))) - ordered_set= 1; - tab->sorted= sorted; sorted= 0; // only first must be sorted if (tab->loosescan_match_tab)

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