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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 (utf8mb3_bin,COERCIBLE) and (utf32_bin,COERCIBLE) for operation 'concat'
SELECT * FROM t;
ERROR HY000: Illegal mix of collations (utf8mb3_bin,COERCIBLE) and (utf32_bin,COERCIBLE) for operation 'concat'
DROP TABLE t;
SET sql_mode=DEFAULT;
SET NAMES utf8mb3;
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