diff options
Diffstat (limited to 'mysql-test/t/explain.test')
| -rw-r--r-- | mysql-test/t/explain.test | 52 |
1 files changed, 39 insertions, 13 deletions
diff --git a/mysql-test/t/explain.test b/mysql-test/t/explain.test index 77b49a8b1a5..ba6be72dbdc 100644 --- a/mysql-test/t/explain.test +++ b/mysql-test/t/explain.test @@ -147,7 +147,27 @@ EXPLAIN SELECT DISTINCT 1 FROM t1, WHERE t1.a = d1.a; DROP TABLE t1; -# End of 5.0 tests. +--echo # +--echo # Bug#48295: +--echo # explain extended crash with subquery and ONLY_FULL_GROUP_BY sql_mode +--echo # + +CREATE TABLE t1 (f1 INT); + +SELECT @@session.sql_mode INTO @old_sql_mode; +SET SESSION sql_mode='ONLY_FULL_GROUP_BY'; + +# EXPLAIN EXTENDED (with subselect). used to crash. should give NOTICE. +--error ER_MIX_OF_GROUP_FUNC_AND_FIELDS +EXPLAIN EXTENDED SELECT 1 FROM t1 + WHERE f1 > ALL( SELECT t.f1 FROM t1,t1 AS t ); +SHOW WARNINGS; + +SET SESSION sql_mode=@old_sql_mode; + +DROP TABLE t1; + +--echo End of 5.0 tests. --echo # --echo # Bug#37870: Usage of uninitialized value caused failed assertion. @@ -168,23 +188,29 @@ SELECT OUTR.dt FROM t1 AS OUTR WHERE OUTR.dt IN ( SELECT INNR.dt FROM t2 AS INNR drop tables t1, t2; --echo # ---echo # Bug#48295: ---echo # explain extended crash with subquery and ONLY_FULL_GROUP_BY sql_mode +--echo # Bug#47669: Query showed by EXPLAIN EXTENDED gives different result from original query --echo # -CREATE TABLE t1 (f1 INT); +CREATE TABLE t1 (c int); +INSERT INTO t1 VALUES (NULL); +CREATE TABLE t2 (d int); +INSERT INTO t2 VALUES (NULL), (0); +EXPLAIN EXTENDED SELECT (SELECT 1 FROM t2 WHERE d = c) FROM t1; +DROP TABLE t1, t2; -SELECT @@session.sql_mode INTO @old_sql_mode; -SET SESSION sql_mode='ONLY_FULL_GROUP_BY'; -# EXPLAIN EXTENDED (with subselect). used to crash. should give NOTICE. ---error ER_MIX_OF_GROUP_FUNC_AND_FIELDS -EXPLAIN EXTENDED SELECT 1 FROM t1 - WHERE f1 > ALL( SELECT t.f1 FROM t1,t1 AS t ); -SHOW WARNINGS; +--echo # +--echo # Bug #48419: another explain crash.. +--echo # -SET SESSION sql_mode=@old_sql_mode; +CREATE TABLE t1 (a INT); +CREATE TABLE t2 (b BLOB, KEY b(b(100))); +INSERT INTO t2 VALUES ('1'), ('2'), ('3'); -DROP TABLE t1; +FLUSH TABLES; + +EXPLAIN SELECT 1 FROM t1 WHERE a = (SELECT 1 FROM t1 t JOIN t2 WHERE b <= 1 AND t.a); + +DROP TABLE t1, t2; --echo End of 5.1 tests. |