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Merge branch '10.3' into 10.4

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This commit is contained in:
Sergei Golubchik
2022-05-08 15:02:19 +02:00
parent 40b8f3ec1a 79660e59ee
commit a70a1cf3f4
197 changed files with 5210 additions and 1291 deletions
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20
mysql-test/main/order_by.result
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@ -3584,6 +3584,26 @@ DELETE FROM t1 ORDER BY c;
DROP TABLE t1;
SET @@SESSION.max_sort_length=DEFAULT;
SET sql_mode=DEFAULT;
#
# MDEV-25994 Crash with union of my_decimal type in ORDER BY clause
#
CREATE TABLE t1 (v1 INTEGER) ;
INSERT INTO t1 (v1) VALUES (8);
UPDATE t1 SET v1 = 1 ORDER BY (SELECT 1.1 UNION SELECT -1);
ERROR 21000: Subquery returns more than 1 row
# This one must be successful
UPDATE t1 SET v1 = 2 ORDER BY (SELECT 1 UNION SELECT 1);
UPDATE t1 SET v1 = 3 ORDER BY (SELECT 'a' UNION SELECT 'b');
ERROR 21000: Subquery returns more than 1 row
# Insert some more data
INSERT INTO t1 (v1) VALUES (8),(9),(100),(-234),(46584),(0);
UPDATE t1 SET v1 = v1+1 ORDER BY (SELECT 100.122 UNION SELECT -189.2);
ERROR 21000: Subquery returns more than 1 row
# This one must be successful
UPDATE t1 SET v1 = v1-200 ORDER BY (SELECT 1 UNION SELECT 1);
UPDATE t1 SET v1 = v1 ORDER BY (SELECT 'abc' UNION SELECT 'bbb');
ERROR 21000: Subquery returns more than 1 row
DROP TABLE t1;
# End of 10.2 tests
#
# MDEV-16214: Incorrect plan taken by the optimizer , uses INDEX instead of ref access with ORDER BY