diff options
Diffstat (limited to 'mysql-test/r/subselect_sj_jcl6.result')
-rw-r--r-- | mysql-test/r/subselect_sj_jcl6.result | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/mysql-test/r/subselect_sj_jcl6.result b/mysql-test/r/subselect_sj_jcl6.result index d9aa187e717..e3c46d28ec8 100644 --- a/mysql-test/r/subselect_sj_jcl6.result +++ b/mysql-test/r/subselect_sj_jcl6.result @@ -3009,6 +3009,32 @@ explain select 1 from t1 where _cp932 "1" in (select '1' from t1); ERROR HY000: Illegal mix of collations (cp932_japanese_ci,COERCIBLE) and (latin1_swedish_ci,COERCIBLE) for operation '=' drop table t1; +# +# MDEV-7823: Server crashes in next_depth_first_tab on nested IN clauses with SQ inside +# +set @tmp_mdev7823=@@optimizer_switch; +set optimizer_switch=default; +CREATE TABLE t1 (f1 INT); +INSERT INTO t1 VALUES (1); +CREATE TABLE t2 (f2 INT, KEY(f2)); +INSERT INTO t2 VALUES (8),(0); +CREATE TABLE t3 (f3 INT); +INSERT INTO t3 VALUES (1),(2); +CREATE TABLE t4 (f4 INT); +INSERT INTO t4 VALUES (0),(5); +explain +SELECT * FROM t1, t2, t3 WHERE f2 IN ( f1 IN ( SELECT f4 FROM t4 ) ); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 system NULL NULL NULL NULL 1 +1 PRIMARY t2 ref f2 f2 5 const 0 Using where; Using index +1 PRIMARY t3 ALL NULL NULL NULL NULL 2 Using join buffer (flat, BNL join) +2 DEPENDENT SUBQUERY t4 ALL NULL NULL NULL NULL 2 Using where +SELECT * FROM t1, t2, t3 WHERE f2 IN ( f1 IN ( SELECT f4 FROM t4 ) ); +f1 f2 f3 +1 0 1 +1 0 2 +drop table t1,t2,t3,t4; +set optimizer_switch= @tmp_mdev7823; set optimizer_switch=@subselect_sj_tmp; # # BUG#49129: Wrong result with IN-subquery with join_cache_level=6 and firstmatch=off |