27 lines
787 B
Plaintext
27 lines
787 B
Plaintext
--echo #
|
|
--echo # Bug #47453: InnoDB incorrectly changes TIMESTAMP columns when
|
|
--echo # JOINed during an UPDATE
|
|
--echo #
|
|
|
|
CREATE TABLE t1 (d INT) ENGINE=InnoDB;
|
|
CREATE TABLE t2 (a INT, b INT,
|
|
c TIMESTAMP(6) NOT NULL DEFAULT CURRENT_TIMESTAMP(6)
|
|
ON UPDATE CURRENT_TIMESTAMP(6)) ENGINE=InnoDB;
|
|
|
|
--echo # set up our data elements
|
|
INSERT INTO t1 (d) VALUES (1);
|
|
INSERT INTO t2 (a,b) VALUES (1,1);
|
|
SELECT c INTO @bug47453 FROM t2;
|
|
|
|
SELECT c!=@bug47453 FROM t1 JOIN t2 ON d=a;
|
|
UPDATE t1 JOIN t2 ON d=a SET b=1 WHERE a=1;
|
|
SELECT c!=@bug47453 FROM t1 JOIN t2 ON d=a;
|
|
UPDATE t1 JOIN t2 ON d=a SET b=1;
|
|
--echo # should be 0
|
|
SELECT c!=@bug47453 FROM t1 JOIN t2 ON d=a;
|
|
UPDATE t1 JOIN t2 ON d=a SET b=2;
|
|
--echo # should not be 0
|
|
SELECT c!=@bug47453 FROM t1 JOIN t2 ON d=a;
|
|
|
|
DROP TABLE t1, t2;
|