diff options
Diffstat (limited to 'mysql-test/r/subselect.result')
| -rw-r--r-- | mysql-test/r/subselect.result | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/mysql-test/r/subselect.result b/mysql-test/r/subselect.result index 235d211840f..936ffac6828 100644 --- a/mysql-test/r/subselect.result +++ b/mysql-test/r/subselect.result @@ -6589,5 +6589,30 @@ NULL UNION RESULT <union2,3> ALL NULL NULL NULL NULL NULL SELECT SUM(a) AS f1, a AS f2 FROM (t1, t2) HAVING f2 >= ALL (SELECT 4 UNION SELECT 5) AND f1 = 7; f1 f2 drop table t1,t2; +# +# LP BUG#1008686 Server crashes in subselect_union_engine::no_rows on SELECT with impossible +# WHERE and UNION in HAVING +# +CREATE TABLE t1 (a INT); +INSERT INTO t1 VALUES (1),(7); +EXPLAIN +SELECT MIN(a) AS min_a, a FROM t1 WHERE 0 HAVING a NOT IN ( SELECT 2 UNION SELECT 5 ) OR min_a != 1; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY NULL NULL NULL NULL NULL NULL NULL Impossible WHERE +2 DEPENDENT SUBQUERY NULL NULL NULL NULL NULL NULL NULL No tables used +3 DEPENDENT UNION NULL NULL NULL NULL NULL NULL NULL No tables used +NULL UNION RESULT <union2,3> ALL NULL NULL NULL NULL NULL +SELECT MIN(a) AS min_a, a FROM t1 WHERE 0 HAVING a NOT IN ( SELECT 2 UNION SELECT 5 ) OR min_a != 1; +min_a a +EXPLAIN +SELECT MIN(a) AS min_a, a FROM t1 WHERE 1=2 HAVING a NOT IN ( SELECT a from t1 UNION select a+1 from t1 ) OR min_a != 1; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY NULL NULL NULL NULL NULL NULL NULL Impossible WHERE +2 DEPENDENT SUBQUERY t1 ALL NULL NULL NULL NULL 2 Using where +3 DEPENDENT UNION t1 ALL NULL NULL NULL NULL 2 Using where +NULL UNION RESULT <union2,3> ALL NULL NULL NULL NULL NULL +SELECT MIN(a) AS min_a, a FROM t1 WHERE 1=2 HAVING a NOT IN ( SELECT a from t1 UNION select a+1 from t1 ) OR min_a != 1; +min_a a +drop table t1; # return optimizer switch changed in the beginning of this test set optimizer_switch=@subselect_tmp; |