diff options
| author | unknown <hf@deer.(none)> | 2003-11-08 16:43:16 +0400 |
|---|---|---|
| committer | unknown <hf@deer.(none)> | 2003-11-08 16:43:16 +0400 |
| commit | e2661bdbba9d81f00fb6ef5bdfeee343b3496ee2 (patch) | |
| tree | b3bef5ea5879046bbe3d4c422f4ead884d7e33cd /mysql-test/r/derived.result | |
| parent | b036800ee04fb4c15f47305ba83a55d0246921f6 (diff) | |
| download | mariadb-git-e2661bdbba9d81f00fb6ef5bdfeee343b3496ee2.tar.gz | |
Fix for bug #1727 ( Crash in EXPLAIN & UNION & derived)
another version of the fix.
Here i removed a loop that seems to be superfluous
mysql-test/r/derived.result:
appropriate test result added
mysql-test/t/derived.test:
test case for the bug 1727
sql/sql_lex.cc:
we don't need loop here
Diffstat (limited to 'mysql-test/r/derived.result')
| -rw-r--r-- | mysql-test/r/derived.result | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/mysql-test/r/derived.result b/mysql-test/r/derived.result index 37742893c2b..c59b68e4c4d 100644 --- a/mysql-test/r/derived.result +++ b/mysql-test/r/derived.result @@ -228,3 +228,20 @@ id select_type table type possible_keys key key_len ref rows Extra 2 DERIVED t1 ALL NULL NULL NULL NULL 2 Using where 3 DEPENDENT SUBQUERY B ALL NULL NULL NULL NULL 2 Using where drop table t1; +create table t1 (a int); +insert into t1 values (1),(2); +select * from ( select * from t1 union select * from t1) a,(select * from t1 union select * from t1) b; +a a +1 1 +2 1 +1 2 +2 2 +explain select * from ( select * from t1 union select * from t1) a,(select * from t1 union select * from t1) b; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY <derived2> ALL NULL NULL NULL NULL 2 +1 PRIMARY <derived4> ALL NULL NULL NULL NULL 2 +4 DERIVED t1 ALL NULL NULL NULL NULL 2 +5 UNION t1 ALL NULL NULL NULL NULL 2 +2 DERIVED t1 ALL NULL NULL NULL NULL 2 +3 UNION t1 ALL NULL NULL NULL NULL 2 +drop table t1; |