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mirror of https://github.com/MariaDB/server.git synced 2025-07-29 05:21:33 +03:00
This commit is contained in:
Igor Babaev
2011-03-15 12:30:48 -07:00
3 changed files with 54 additions and 2 deletions

View File

@ -2785,4 +2785,26 @@ DROP TABLE IF EXISTS t1, t2;
CREATE TABLE t1 (a INT, INDEX(a)) engine=innodb;
ALTER TABLE t1 RENAME TO t2, DISABLE KEYS;
DROP TABLE IF EXISTS t1, t2;
#
# Bug#702322: HAVING with two ANDed predicates + ORDER BY
#
CREATE TABLE t1 (pk int PRIMARY KEY, a int, KEY (a)) ENGINE=InnoDB;
CREATE TABLE t2 (a int, KEY (a)) ENGINE=InnoDB;
INSERT INTO t1 VALUES
(18,0),(9,10),(8,11),(2,15),(7,19),(1,20);
SET SESSION join_cache_level = 0;
EXPLAIN
SELECT t1.a FROM t1 LEFT JOIN t2 ON t1.pk = t2.a
WHERE t1.pk >= 6 HAVING t1.a<> 0 AND t1.a <> 11
ORDER BY t1.a;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 range PRIMARY PRIMARY 4 NULL 3 Using where; Using filesort
1 SIMPLE t2 ref a a 5 test.t1.pk 1 Using index
SELECT t1.a FROM t1 LEFT JOIN t2 ON t1.pk = t2.a
WHERE t1.pk >= 6 HAVING t1.a<> 0 AND t1.a <> 11
ORDER BY t1.a;
a
10
19
DROP TABLE t1,t2;
End of 5.3 tests