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Diffstat (limited to 'mysql-test/r/join_outer.result')
| -rw-r--r-- | mysql-test/r/join_outer.result | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/mysql-test/r/join_outer.result b/mysql-test/r/join_outer.result index 62dfb36bb52..1e4fc91b8bd 100644 --- a/mysql-test/r/join_outer.result +++ b/mysql-test/r/join_outer.result @@ -1239,3 +1239,18 @@ Handler_read_prev 0 Handler_read_rnd 0 Handler_read_rnd_next 6 DROP TABLE t1,t2; +CREATE TABLE t1 (c int PRIMARY KEY, e int NOT NULL); +INSERT INTO t1 VALUES (1,0), (2,1); +CREATE TABLE t2 (d int PRIMARY KEY); +INSERT INTO t2 VALUES (1), (2), (3); +EXPLAIN SELECT * FROM t1 LEFT JOIN t2 ON e<>0 WHERE c=1 AND d IS NULL; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 const PRIMARY PRIMARY 4 const 1 +1 SIMPLE t2 index NULL PRIMARY 4 NULL 3 Using where; Using index; Not exists +SELECT * FROM t1 LEFT JOIN t2 ON e<>0 WHERE c=1 AND d IS NULL; +c e d +1 0 NULL +SELECT * FROM t1 LEFT JOIN t2 ON e<>0 WHERE c=1 AND d<=>NULL; +c e d +1 0 NULL +DROP TABLE t1,t2; |