• monty@mysql.com's avatar
    Review fixes of new pushed code · 6e22e29d
    monty@mysql.com authored
    - Fixed tests
    - Optimized new code
    - Fixed some unlikely core dumps
    - Better bug fixes for:
      - #14397 - OPTIMIZE TABLE with an open HANDLER causes a crash
      - #14850 (ERROR 1062 when a quering a view using a Group By on a column that can be null
    6e22e29d
kill.result 499 Bytes
drop table if exists t1;
create table t1 (kill_id int);
insert into t1 values(connection_id());
select ((@id := kill_id) - kill_id) from t1;
((@id := kill_id) - kill_id)
0
kill @id;
select ((@id := kill_id) - kill_id) from t1;
((@id := kill_id) - kill_id)
0
select @id != connection_id();
@id != connection_id()
1
select 4;
4
4
drop table t1;
select get_lock("a", 10);
get_lock("a", 10)
1
 select get_lock("a", 10);
get_lock("a", 10)
NULL
select 1;
1
1
select RELEASE_LOCK("a");
RELEASE_LOCK("a")
1