diff options
Diffstat (limited to 'mysql-test/r/subselect.result')
| -rw-r--r-- | mysql-test/r/subselect.result | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/mysql-test/r/subselect.result b/mysql-test/r/subselect.result index 3f6e82fb57e..eacde19ab1c 100644 --- a/mysql-test/r/subselect.result +++ b/mysql-test/r/subselect.result @@ -4474,4 +4474,32 @@ id select_type table type possible_keys key key_len ref rows Extra 1 PRIMARY C ALL NULL NULL NULL NULL 20 Using where DROP TABLE C; # End of test for bug#45061. +# +# Bug #46749: Segfault in add_key_fields() with outer subquery level +# field references +# +CREATE TABLE t1 ( +a int, +b int, +UNIQUE (a), KEY (b) +); +INSERT INTO t1 VALUES (1,1), (2,1); +CREATE TABLE st1 like t1; +INSERT INTO st1 VALUES (1,1), (2,1); +CREATE TABLE st2 like t1; +INSERT INTO st2 VALUES (1,1), (2,1); +EXPLAIN +SELECT MAX(b), (SELECT COUNT(*) FROM st1,st2 WHERE st2.b <= t1.b) +FROM t1 +WHERE a = 230; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables +2 DEPENDENT SUBQUERY st1 index NULL a 5 NULL 2 Using index +2 DEPENDENT SUBQUERY st2 index b b 5 NULL 2 Using where; Using index +SELECT MAX(b), (SELECT COUNT(*) FROM st1,st2 WHERE st2.b <= t1.b) +FROM t1 +WHERE a = 230; +MAX(b) (SELECT COUNT(*) FROM st1,st2 WHERE st2.b <= t1.b) +NULL 0 +DROP TABLE t1, st1, st2; End of 5.0 tests. |