diff options
Diffstat (limited to 'mysql-test/r/explain.result')
| -rw-r--r-- | mysql-test/r/explain.result | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/mysql-test/r/explain.result b/mysql-test/r/explain.result index 3bd7b2ccc15..24ff44945bf 100644 --- a/mysql-test/r/explain.result +++ b/mysql-test/r/explain.result @@ -57,3 +57,33 @@ select 3 into @v1; explain select 3 into @v1; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE NULL NULL NULL NULL NULL NULL NULL No tables used +create table t1(f1 int, f2 int); +insert into t1 values (1,1); +create view v1 as select * from t1 where f1=1; +explain extended select * from v1 where f2=1; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 system NULL NULL NULL NULL 1 +Warnings: +Note 1003 select '1' AS `f1`,'1' AS `f2` from `test`.`t1` where 1 +explain extended select * from t1 where 0; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE NULL NULL NULL NULL NULL NULL NULL Impossible WHERE +Warnings: +Note 1003 select `test`.`t1`.`f1` AS `f1`,`test`.`t1`.`f2` AS `f2` from `test`.`t1` where 0 +explain extended select * from t1 where 1; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 system NULL NULL NULL NULL 1 +Warnings: +Note 1003 select '1' AS `f1`,'1' AS `f2` from `test`.`t1` where 1 +explain extended select * from t1 having 0; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE NULL NULL NULL NULL NULL NULL NULL Impossible HAVING +Warnings: +Note 1003 select `test`.`t1`.`f1` AS `f1`,`test`.`t1`.`f2` AS `f2` from `test`.`t1` having 0 +explain extended select * from t1 having 1; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 system NULL NULL NULL NULL 1 +Warnings: +Note 1003 select '1' AS `f1`,'1' AS `f2` from `test`.`t1` having 1 +drop view v1; +drop table t1; |