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#
# wl#8919 Implement NOWAIT and SKIP LOCKED
#
--source include/have_innodb.inc
connect (con1,localhost,root,,);
SET SESSION innodb_lock_wait_timeout=1;
connection default;
SET SESSION innodb_lock_wait_timeout=1;
--echo # Case 1: Test primary index
CREATE TABLE t1(
seat_id INT,
state INT,
PRIMARY KEY(seat_id)
) ENGINE=InnoDB;
INSERT INTO t1 VALUES(1,0), (2,0), (3,0), (4,0);
BEGIN;
SELECT * FROM t1 WHERE state = 0 LIMIT 2 LOCK IN SHARE MODE;
connection con1;
BEGIN;
SELECT * FROM t1 WHERE state = 0 LIMIT 2 LOCK IN SHARE MODE;
SELECT * FROM t1 WHERE state = 0 LIMIT 2 LOCK IN SHARE MODE SKIP LOCKED;
--error ER_LOCK_WAIT_TIMEOUT
SELECT * FROM t1 WHERE state = 0 LIMIT 2 FOR UPDATE;
--error ER_LOCK_WAIT_TIMEOUT
SELECT * FROM t1 WHERE state = 0 LIMIT 2 FOR UPDATE NOWAIT;
SELECT * FROM t1 WHERE state = 0 LIMIT 2 FOR UPDATE SKIP LOCKED;
--error ER_LOCK_WAIT_TIMEOUT
SELECT * FROM t1 WHERE seat_id > 0 LIMIT 2 FOR UPDATE NOWAIT;
SELECT * FROM t1 WHERE seat_id > 0 LIMIT 2 FOR UPDATE SKIP LOCKED;
COMMIT;
connection default;
SELECT * FROM t1 WHERE state = 0 LIMIT 2 FOR UPDATE;
connection con1;
--error ER_LOCK_WAIT_TIMEOUT
SELECT * FROM t1 WHERE state = 0 LIMIT 2 LOCK IN SHARE MODE;
--error ER_LOCK_WAIT_TIMEOUT
SELECT * FROM t1 WHERE state = 0 LIMIT 2 LOCK IN SHARE MODE NOWAIT;
SELECT * FROM t1 WHERE state = 0 LIMIT 2 LOCK IN SHARE MODE SKIP LOCKED;
--error ER_LOCK_WAIT_TIMEOUT
SELECT * FROM t1 WHERE state = 0 LIMIT 2 FOR UPDATE;
--error ER_LOCK_WAIT_TIMEOUT
SELECT * FROM t1 WHERE state = 0 LIMIT 2 FOR UPDATE NOWAIT;
SELECT * FROM t1 WHERE state = 0 LIMIT 2 FOR UPDATE SKIP LOCKED;
--error ER_LOCK_WAIT_TIMEOUT
SELECT * FROM t1 WHERE seat_id > 0 LIMIT 2 FOR UPDATE NOWAIT;
SELECT * FROM t1 WHERE seat_id > 0 LIMIT 2 FOR UPDATE SKIP LOCKED;
COMMIT;
connection default;
COMMIT;
DROP TABLE t1;
--echo # Case 2: Test primary index & secondary index
CREATE TABLE t1(
seat_id INT,
row_id INT,
state INT,
PRIMARY KEY(seat_id),
KEY(row_id)
) ENGINE=InnoDB;
INSERT INTO t1 VALUES(1,1,0), (2,1,0), (3,2,0), (4,2,0);
--echo # Test secondary key
# Case 2a: secondary blocks secondary/primary
BEGIN;
SELECT * FROM t1 WHERE state = 0 AND row_id = 1 LIMIT 1 FOR UPDATE NOWAIT;
connection con1;
BEGIN;
--error ER_LOCK_WAIT_TIMEOUT
SELECT * FROM t1 WHERE state = 0 AND row_id = 1 LIMIT 1 FOR UPDATE NOWAIT;
SELECT * FROM t1 WHERE state = 0 AND row_id = 1 LIMIT 1 FOR UPDATE SKIP LOCKED;
--error ER_LOCK_WAIT_TIMEOUT
SELECT * FROM t1 WHERE state = 0 AND row_id > 0 LIMIT 1 FOR UPDATE NOWAIT;
SELECT * FROM t1 WHERE state = 0 AND row_id > 0 LIMIT 1 FOR UPDATE SKIP LOCKED;
--error ER_LOCK_WAIT_TIMEOUT
SELECT * FROM t1 WHERE state = 0 FOR UPDATE NOWAIT;
SELECT * FROM t1 WHERE state = 0 FOR UPDATE SKIP LOCKED;
COMMIT;
connection default;
COMMIT;
# Case 2b: primary blocks secondary/primary
BEGIN;
SELECT * FROM t1 WHERE seat_id = 1 FOR UPDATE NOWAIT;
connection con1;
BEGIN;
--error ER_LOCK_WAIT_TIMEOUT
SELECT * FROM t1 WHERE state = 0 AND row_id = 1 LIMIT 1 FOR UPDATE NOWAIT;
SELECT * FROM t1 WHERE state = 0 AND row_id = 1 LIMIT 1 FOR UPDATE SKIP LOCKED;
--error ER_LOCK_WAIT_TIMEOUT
SELECT * FROM t1 WHERE state = 0 FOR UPDATE NOWAIT;
SELECT * FROM t1 WHERE state = 0 FOR UPDATE SKIP LOCKED;
COMMIT;
connection default;
COMMIT;
DROP TABLE t1;
--echo # Case 3: Test primary index & spatial index
CREATE TABLE t1(
seat_id INT,
pos POINT NOT NULL,
state INT,
PRIMARY KEY(seat_id),
SPATIAL KEY(pos)
) ENGINE=InnoDB;
INSERT INTO t1 VALUES
(1,ST_PointFromText('POINT(1 0)'),0),
(2,ST_PointFromText('POINT(1 1)'),0),
(3,ST_PointFromText('POINT(2 0)'),0),
(4,ST_PointFromText('POINT(2 1)'),0),
(5,ST_PointFromText('POINT(3 0)'),0),
(6,ST_PointFromText('POINT(3 1)'),0);
# Case 3a: secondary blocks secondary/primary
BEGIN;
SET @g = ST_GeomFromText('POLYGON((0 0,0 2,2 2,0 2,0 0))');
# the first 4 records in the rtree index page are locked
SELECT seat_id, state, ST_AsText(pos) FROM t1 FORCE INDEX (pos)
WHERE state = 0 AND MBRWithin(pos, @g) FOR UPDATE NOWAIT;
connection con1;
BEGIN;
SET @g = ST_GeomFromText('POLYGON((0 0,0 4,4 4,0 4,0 0))');
--error ER_LOCK_WAIT_TIMEOUT
SELECT seat_id, state, ST_AsText(pos) FROM t1 FORCE INDEX (pos)
WHERE state = 0 AND MBRWithin(pos, @g) FOR UPDATE NOWAIT;
# TODO Needs fixing
#SELECT seat_id, state, ST_AsText(pos) FROM t1 FORCE INDEX (pos)
#WHERE state = 0 AND MBRWithin(pos, @g) FOR UPDATE SKIP LOCKED;
--error ER_LOCK_WAIT_TIMEOUT
SELECT seat_id, state, ST_AsText(pos) FROM t1
WHERE state = 0 FOR UPDATE NOWAIT;
SELECT seat_id, state, ST_AsText(pos) FROM t1
WHERE state = 0 FOR UPDATE SKIP LOCKED;
COMMIT;
connection default;
COMMIT;
# Case 3b: primary blockes secondary/primary
connection con1;
SET @g = ST_GeomFromText('POLYGON((0 0,0 3,3 3,0 3,0 0))');
SELECT seat_id, state, ST_AsText(pos) FROM t1 FORCE INDEX (pos)
WHERE state = 0 AND MBRWithin(pos, @g) FOR UPDATE;
connection default;
BEGIN;
SELECT seat_id, state, ST_AsText(pos) FROM t1
WHERE seat_id = 4 FOR UPDATE NOWAIT;
connection con1;
--error ER_LOCK_WAIT_TIMEOUT
SELECT seat_id, state, ST_AsText(pos) FROM t1 FORCE INDEX (pos)
WHERE state = 0 AND MBRWithin(pos, @g) FOR UPDATE NOWAIT;
SELECT seat_id, state, ST_AsText(pos) FROM t1 FORCE INDEX (pos)
WHERE state = 0 AND MBRWithin(pos, @g) FOR UPDATE SKIP LOCKED;
--error ER_LOCK_WAIT_TIMEOUT
SELECT seat_id, state, ST_AsText(pos) FROM t1
WHERE state = 0 FOR UPDATE NOWAIT;
SELECT seat_id, state, ST_AsText(pos) FROM t1
WHERE state = 0 FOR UPDATE SKIP LOCKED;
connection default;
COMMIT;
DROP TABLE t1;
disconnect con1;
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