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MDEV-25353 JSON_TABLE: Illegal mix of collations upon executing PS once, or SP/function twice.

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Do not adapt to the argument charset anymore. Just use the utf8mb4 as
the default cherset.
This commit is contained in:
Alexey Botchkov
2021-04-16 13:24:48 +04:00
parent 59f3399e29
commit 91cd3c8f5b
4 changed files with 30 additions and 40 deletions
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15
mysql-test/suite/json/r/json_table.result
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@@ -265,7 +265,7 @@ from t1, json_table(t1.json, '$' columns (value varchar(32) PATH '$.value')) T;
show create table tj1;
Table Create Table
tj1 CREATE TABLE `tj1` (
`value` varchar(32) CHARACTER SET utf8 DEFAULT NULL
`value` varchar(32) CHARACTER SET utf8mb4 DEFAULT NULL
) ENGINE=MyISAM DEFAULT CHARSET=latin1
drop table t1;
drop table tj1;
@@ -841,5 +841,18 @@ f FOR ORDINALITY, g INT PATH '$', h VARCHAR(36) PATH '$', i DATE PATH '$', j CHA
a b c d e f g h i j
1 NULL NULL NULL 1 NULL NULL NULL NULL
#
# MDEV-25373 JSON_TABLE: Illegal mix of collations upon executing PS once, or SP/function twice.
#
SELECT * FROM JSON_TABLE (CONVERT('[1,2]' USING koi8u), '$[*]' COLUMNS(a CHAR(8) PATH '$')) AS jt1 NATURAL JOIN JSON_TABLE (CONVERT('[2,3]' USING eucjpms), '$[*]' COLUMNS(a CHAR(8) PATH '$')) AS jt2;
a
2
PREPARE stmt1 FROM "
SELECT * FROM JSON_TABLE (CONVERT('[1,2]' USING koi8u), '$[*]' COLUMNS(a CHAR(8) PATH '$')) AS jt1 NATURAL JOIN JSON_TABLE (CONVERT('[2,3]' USING eucjpms), '$[*]' COLUMNS(a CHAR(8) PATH '$')) AS jt2;
";
EXECUTE stmt1;
a
2
DEALLOCATE PREPARE stmt1;
#
# End of 10.6 tests
#