You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
19 lines
345 B
19 lines
345 B
DROP TABLE IF EXISTS t1;
|
|
CREATE TABLE t1 (n INT);
|
|
INSERT INTO t1 VALUES (1),(2),(3);
|
|
SELECT * FROM t1;
|
|
n
|
|
1
|
|
2
|
|
3
|
|
DROP TABLE t1;
|
|
SELECT GET_LOCK("dangling", 0);
|
|
GET_LOCK("dangling", 0)
|
|
1
|
|
SELECT GET_LOCK('dangling', 3600);;
|
|
SELECT GET_LOCK('dangling', 3600);;
|
|
SELECT RELEASE_LOCK('dangling');
|
|
RELEASE_LOCK('dangling')
|
|
1
|
|
GET_LOCK('dangling', 3600)
|
|
1
|
|
|