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Merge 10.3 into 10.4

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This commit is contained in:
Marko Mäkelä
2021-06-01 09:14:59 +03:00
parent 26f9ff0a60 950a220060
commit 77d8da57d7
41 changed files with 1092 additions and 778 deletions
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14
mysql-test/main/ps.test
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@ -4975,7 +4975,21 @@ SHOW WARNINGS;
DEALLOCATE PREPARE stmt;
DROP TABLE t1, t2;
--echo #
--echo # MDEV-25576: The statement EXPLAIN running as regular statement and
--echo # as prepared statement produces different results for
--echo # UPDATE with subquery
--echo #
CREATE TABLE t1 (c1 INT KEY) ENGINE=MyISAM;
CREATE TABLE t2 (c2 INT) ENGINE=MyISAM;
CREATE TABLE t3 (c3 INT) ENGINE=MyISAM;
EXPLAIN EXTENDED UPDATE t3 SET c3 = ( SELECT COUNT(d1.c1) FROM ( SELECT a11.c1 FROM t1 AS a11 STRAIGHT_JOIN t2 AS a21 ON a21.c2 = a11.c1 JOIN t1 AS a12 ON a12.c1 = a11.c1 ) d1 );
PREPARE stmt FROM "EXPLAIN EXTENDED UPDATE t3 SET c3 = ( SELECT COUNT(d1.c1) FROM ( SELECT a11.c1 FROM t1 AS a11 STRAIGHT_JOIN t2 AS a21 ON a21.c2 = a11.c1 JOIN t1 AS a12 ON a12.c1 = a11.c1 ) d1 )";
EXECUTE stmt;
DEALLOCATE PREPARE stmt;
DROP TABLE t1, t2, t3;
--echo # End of 10.2 tests
--echo #