diff options
Diffstat (limited to 'mysql-test/r/subselect3.result')
| -rw-r--r-- | mysql-test/r/subselect3.result | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/mysql-test/r/subselect3.result b/mysql-test/r/subselect3.result index 132c36fbf11..eca6cd3315c 100644 --- a/mysql-test/r/subselect3.result +++ b/mysql-test/r/subselect3.result @@ -711,3 +711,34 @@ a 1 4 DROP TABLE t1,t2; +CREATE TABLE t1 (id int); +CREATE TABLE t2 (id int PRIMARY KEY); +CREATE TABLE t3 (id int PRIMARY KEY, name varchar(10)); +INSERT INTO t1 VALUES (2), (NULL), (3), (1); +INSERT INTO t2 VALUES (234), (345), (457); +INSERT INTO t3 VALUES (222,'bbb'), (333,'ccc'), (111,'aaa'); +EXPLAIN +SELECT * FROM t1 +WHERE t1.id NOT IN (SELECT t2.id FROM t2,t3 +WHERE t3.name='xxx' AND t2.id=t3.id); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 ALL NULL NULL NULL NULL 4 Using where +2 DEPENDENT SUBQUERY t2 eq_ref PRIMARY PRIMARY 4 func 1 Using where; Using index; Full scan on NULL key +2 DEPENDENT SUBQUERY t3 eq_ref PRIMARY PRIMARY 4 func 1 Using where; Full scan on NULL key +SELECT * FROM t1 +WHERE t1.id NOT IN (SELECT t2.id FROM t2,t3 +WHERE t3.name='xxx' AND t2.id=t3.id); +id +2 +NULL +3 +1 +SELECT (t1.id IN (SELECT t2.id FROM t2,t3 +WHERE t3.name='xxx' AND t2.id=t3.id)) AS x +FROM t1; +x +0 +0 +0 +0 +DROP TABLE t1,t2,t3; |