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                                            ChenPeng2013

max_execution_time + sleep() function doesn't work as expected

the max_execution_time worked as expected ``` MySQL [test]> create table t1 (id int unsigned not null auto_increment primary key); Query OK, 0 rows affected (0.02 sec) MySQL [test]> insert into...

Got can't find column error when IN/NOT IN is used

release-4.0、release-5.0、release-5.1、release-5.2、release-5.3 and release-5.4 ``` MySQL [test]> select * from stu where stu.name not in (select 'guo' from exam where exam.stu_id = stu.id); +------+------+ | id | name | +------+------+ |...

`SHOW COLUMNS FROM view_xx` does not work in v6.x, but it works well in v5.4.0

can you provide more detail info about the reproduce step? eg: ddl