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Diffstat (limited to 'mysql-test/r/subselect_mat.result')
| -rw-r--r-- | mysql-test/r/subselect_mat.result | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/mysql-test/r/subselect_mat.result b/mysql-test/r/subselect_mat.result index db51bbb8186..ff09da022b4 100644 --- a/mysql-test/r/subselect_mat.result +++ b/mysql-test/r/subselect_mat.result @@ -2714,3 +2714,18 @@ a b sq 4 4 1 4 2 1 drop table t1, t2; +# +# MDEV-15235: Assertion `length > 0' failed in create_ref_for_key +# +CREATE TABLE t1 (i INT); +INSERT INTO t1 VALUES (1),(2); +CREATE TABLE t2 (f CHAR(1)); +INSERT INTO t2 VALUES ('a'),('b'); +explain +SELECT * FROM t2 WHERE f IN ( SELECT LEFT('foo',0) FROM t1 ORDER BY 1 ); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t2 ALL NULL NULL NULL NULL 2 Using where +2 DEPENDENT SUBQUERY t1 ALL NULL NULL NULL NULL 2 +SELECT * FROM t2 WHERE f IN ( SELECT LEFT('foo',0) FROM t1 ORDER BY 1 ); +f +DROP TABLE t1, t2; |