File: lock_delete_updated.result

package info (click to toggle)
mariadb 1%3A11.8.2-1
  • links: PTS, VCS
  • area: main
  • in suites: forky, trixie
  • size: 765,428 kB
  • sloc: ansic: 2,382,827; cpp: 1,803,532; asm: 378,315; perl: 63,176; sh: 46,496; pascal: 40,776; java: 39,363; yacc: 20,428; python: 19,506; sql: 17,864; xml: 12,463; ruby: 8,544; makefile: 6,059; cs: 5,855; ada: 1,700; lex: 1,193; javascript: 1,039; objc: 80; tcl: 73; awk: 46; php: 22
file content (22 lines) | stat: -rw-r--r-- 597 bytes parent folder | download | duplicates (4) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
 
CREATE TABLE t(a INT PRIMARY KEY) ENGINE=InnoDB;
INSERT INTO t VALUES (3);
BEGIN;
UPDATE t SET a = 2;
connect con1,localhost,root;
SET DEBUG_SYNC="lock_wait_start SIGNAL del_locked";
DELETE FROM t;
connection default;
SET DEBUG_SYNC="now WAIT_FOR del_locked";
UPDATE t SET a = 1;
COMMIT;
connection con1;
ERROR 40001: Deadlock found when trying to get lock; try restarting transaction
disconnect con1;
connection default;
# The above DELETE must delete all the rows in the table, so the
# following SELECT must show 0 rows.
SELECT count(*) FROM t;
count(*)
1
SET DEBUG_SYNC="reset";
DROP TABLE t;