Hi, Alexander, a question about error codes: On Mar 11, Alexander Barkov wrote:

commit 61b72ed3dde Author: Alexander Barkov <bar@mariadb.com> Date: Wed Feb 9 17:59:38 2022 +0400

diff --git a/mysql-test/main/type_blob.test b/mysql-test/main/type_blob.test index c61ed124139..a5410244ed1 100644 --- a/mysql-test/main/type_blob.test +++ b/mysql-test/main/type_blob.test @@ -517,7 +517,7 @@ CREATE TABLE b15776 (a char(2147483648)); --error ER_TOO_BIG_FIELDLENGTH CREATE TABLE b15776 (a char(4294967295)); # Even BLOB won't hold ---error ER_TOO_BIG_FIELDLENGTH +--error ER_NOT_SUPPORTED_YET

Why did you change the error?

CREATE TABLE b15776 (a char(4294967296));

diff --git a/mysql-test/main/type_float.result b/mysql-test/main/type_float.result index 5137a8229b6..9e216711ddd 100644 --- a/mysql-test/main/type_float.result +++ b/mysql-test/main/type_float.result @@ -1162,3 +1162,36 @@ fdec 123.456.789,12345678900000000000000000000000000000 # # End of 10.4 tests # +# +# Start of 10.9 tests +# +# +# MDEV-27712 Reduce the size of Lex_length_and_dec_st from 16 to 8 +# +CREATE TABLE t1 (a DOUBLE(1000,1000)); +ERROR 42000: This version of MariaDB doesn't yet support 'scale>255' +CREATE TABLE t1 (a DOUBLE(1000,0)); +ERROR 42000: Display width out of range for 'a' (max = 255) +CREATE TABLE t1 (a DOUBLE(0,1000)); +ERROR 42000: This version of MariaDB doesn't yet support 'scale>255' +CREATE TABLE t1 (a DOUBLE(2147483647,2147483647)); +ERROR 42000: This version of MariaDB doesn't yet support 'scale>255' +CREATE TABLE t1 (a DOUBLE(2147483647,0)); +ERROR 42000: Display width out of range for 'a' (max = 255) +CREATE TABLE t1 (a DOUBLE(0,2147483647)); +ERROR 42000: This version of MariaDB doesn't yet support 'scale>255' +CREATE TABLE t1 (a DOUBLE(2147483648,2147483648)); +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near '2147483648,2147483648))' at line 1

This isn't technically a *syntax* error Can you use a different error here?

+CREATE TABLE t1 (a DOUBLE(2147483648,0)); +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near '2147483648,0))' at line 1 +CREATE TABLE t1 (a DOUBLE(0,2147483648)); +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near '2147483648))' at line 1 +CREATE TABLE t1 (a DOUBLE(999999999999999999999999999999,999999999999999999999999999999)); +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near '999999999999999999999999999999,999999999999999999999999999999))' at line 1 +CREATE TABLE t1 (a DOUBLE(999999999999999999999999999999,0)); +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near '999999999999999999999999999999,0))' at line 1 +CREATE TABLE t1 (a DOUBLE(0,999999999999999999999999999999)); +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near '999999999999999999999999999999))' at line 1 +# +# End of 10.9 tests +# diff --git a/sql/sql_yacc.yy b/sql/sql_yacc.yy index 5bb03544762..fdc54f7df27 100644 --- a/sql/sql_yacc.yy +++ b/sql/sql_yacc.yy @@ -5975,11 +5977,10 @@ field_type_numeric: | FLOAT_SYM float_options last_field_options { $$.set(&type_handler_float, $2); - if ($2.length() && !$2.dec()) + if ($2.has_explicit_length() && !$2.has_explicit_dec()) { - int err; - ulonglong tmp_length= my_strtoll10($2.length(), NULL, &err); - if (unlikely(err || tmp_length > PRECISION_FOR_DOUBLE)) + ulonglong tmp_length= $2.length();

you don't really need tmp_length here anymore

+ if (unlikely(tmp_length > PRECISION_FOR_DOUBLE)) my_yyabort_error((ER_WRONG_FIELD_SPEC, MYF(0), Lex->last_field->field_name.str)); if (tmp_length > PRECISION_FOR_FLOAT)

Regards, Sergei VP of MariaDB Server Engineering and security@mariadb.org