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MDEV-27966 Assertion fixed()' failed and Assertion fixed == 1' failed, both in Item_func_concat::val_str on SELECT after INSERT with collation utf32_bin on utf8_bin table

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This problem was earlier fixed by this commit:

> commit 08c7ab404f
> Author: Aleksey Midenkov <midenok@gmail.com>
> Date:   Mon Apr 18 12:44:27 2022 +0300
>
>    MDEV-24176 Server crashes after insert in the table with virtual
>    column generated using date_format() and if()

Adding an mtr test only.
This commit is contained in:
Alexander Barkov 2024-06-19 10:01:30 +04:00
parent 6cab2f75fe
commit cfa6143453
2 changed files with 55 additions and 0 deletions
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37
mysql-test/suite/vcol/r/vcol_utf32.result Normal file
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#
# MDEV-27966 Assertion `fixed()' failed and Assertion `fixed == 1' failed, both in Item_func_concat::val_str on SELECT after INSERT with collation utf32_bin on utf8_bin table
#
SET NAMES utf8mb3;
SET sql_mode='';
CREATE TABLE t (c1 INT,c2 CHAR AS (CONCAT ('',DAYNAME ('')))) COLLATE utf8_bin ENGINE=InnoDB;
Warnings:
Warning 1286 Unknown storage engine 'InnoDB'
Warning 1266 Using storage engine MyISAM for table 't'
INSERT INTO t VALUES (0,0),(0,0),(0,0),(0,0),(0,0),(0,0),(0,0),(0,0),(0,0);
Warnings:
Warning 1906 The value specified for generated column 'c2' in table 't' has been ignored
Warning 1292 Incorrect datetime value: ''
Warning 1906 The value specified for generated column 'c2' in table 't' has been ignored
Warning 1292 Incorrect datetime value: ''
Warning 1906 The value specified for generated column 'c2' in table 't' has been ignored
Warning 1292 Incorrect datetime value: ''
Warning 1906 The value specified for generated column 'c2' in table 't' has been ignored
Warning 1292 Incorrect datetime value: ''
Warning 1906 The value specified for generated column 'c2' in table 't' has been ignored
Warning 1292 Incorrect datetime value: ''
Warning 1906 The value specified for generated column 'c2' in table 't' has been ignored
Warning 1292 Incorrect datetime value: ''
Warning 1906 The value specified for generated column 'c2' in table 't' has been ignored
Warning 1292 Incorrect datetime value: ''
Warning 1906 The value specified for generated column 'c2' in table 't' has been ignored
Warning 1292 Incorrect datetime value: ''
Warning 1906 The value specified for generated column 'c2' in table 't' has been ignored
Warning 1292 Incorrect datetime value: ''
SET collation_connection='utf32_bin';
INSERT INTO t VALUES (0,0),(0,0),(0,0),(0,0),(0,0),(0,0),(0,0),(0,0),(0,0);
ERROR HY000: Illegal mix of collations (utf8_bin,COERCIBLE) and (utf32_bin,COERCIBLE) for operation 'concat'
SELECT * FROM t;
ERROR HY000: Illegal mix of collations (utf8_bin,COERCIBLE) and (utf32_bin,COERCIBLE) for operation 'concat'
DROP TABLE t;
SET sql_mode=DEFAULT;
SET NAMES utf8mb3;

18
mysql-test/suite/vcol/t/vcol_utf32.test Normal file
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--source include/have_utf32.inc
--echo #
--echo # MDEV-27966 Assertion `fixed()' failed and Assertion `fixed == 1' failed, both in Item_func_concat::val_str on SELECT after INSERT with collation utf32_bin on utf8_bin table
--echo #
SET NAMES utf8mb3;
SET sql_mode='';
CREATE TABLE t (c1 INT,c2 CHAR AS (CONCAT ('',DAYNAME ('')))) COLLATE utf8_bin ENGINE=InnoDB;
INSERT INTO t VALUES (0,0),(0,0),(0,0),(0,0),(0,0),(0,0),(0,0),(0,0),(0,0);
SET collation_connection='utf32_bin';
--error ER_CANT_AGGREGATE_2COLLATIONS
INSERT INTO t VALUES (0,0),(0,0),(0,0),(0,0),(0,0),(0,0),(0,0),(0,0),(0,0);
--error ER_CANT_AGGREGATE_2COLLATIONS
SELECT * FROM t;
DROP TABLE t;
SET sql_mode=DEFAULT;
SET NAMES utf8mb3;