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mirror of https://github.com/MariaDB/server.git synced 2025-07-29 05:21:33 +03:00

Merge mysql.com:/home/gluh/MySQL/Merge/5.0-opt

into  mysql.com:/home/gluh/MySQL/Merge/5.1-opt
This commit is contained in:
gluh@eagle.(none)
2007-12-13 16:10:57 +04:00
12 changed files with 120 additions and 25 deletions

View File

@ -1344,6 +1344,18 @@ t1 CREATE TABLE `t1` (
UNIQUE KEY `aa` (`a`(1))
) ENGINE=InnoDB DEFAULT CHARSET=latin1
drop table t1;
CREATE TABLE t1 (id int, type char(6), d int, INDEX idx(id,d)) ENGINE=InnoDB;
INSERT INTO t1 VALUES
(191, 'member', 1), (NULL, 'member', 3), (NULL, 'member', 4), (201, 'member', 2);
EXPLAIN SELECT * FROM t1 WHERE id=191 OR id IS NULL ORDER BY d;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 ALL idx NULL NULL NULL 3 Using where; Using filesort
SELECT * FROM t1 WHERE id=191 OR id IS NULL ORDER BY d;
id type d
191 member 1
NULL member 3
NULL member 4
DROP TABLE t1;
End of 5.0 tests
CREATE TABLE `t2` (
`k` int(11) NOT NULL auto_increment,