mirror of
https://github.com/MariaDB/server.git
synced 2025-01-19 13:32:33 +01:00
23 lines
367 B
Text
23 lines
367 B
Text
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 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
|