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include/master-slave.inc
Warnings:
Note #### Sending passwords in plain text without SSL/TLS is extremely insecure.
Note #### Storing MySQL user name or password information in the master info repository is not secure and is therefore not recommended. Please consider using the USER and PASSWORD connection options for START SLAVE; see the 'START SLAVE Syntax' in the MySQL Manual for more information.
[connection master]
call mtr.add_suppression('Unsafe statement written to the binary log using statement format since BINLOG_FORMAT = STATEMENT.');
-------- Test for BUG#9361 --------
CREATE TABLE t1 (
a int unsigned not null auto_increment primary key,
b int unsigned
) ENGINE=MyISAM;
CREATE TABLE t2 (
a int unsigned not null auto_increment primary key,
b int unsigned
) ENGINE=MyISAM;
INSERT INTO t1 VALUES (NULL, 0);
INSERT INTO t1 SELECT NULL, 0 FROM t1;
INSERT INTO t2 VALUES (NULL, 0), (NULL,1);
SELECT * FROM t1 ORDER BY a;
a b
1 0
2 0
SELECT * FROM t2 ORDER BY a;
a b
1 0
2 1
SET @optimizer_switch_saved= @@optimizer_switch;
SET @@optimizer_switch="derived_merge=off";
UPDATE t2, (SELECT a FROM t1 ORDER BY a) AS t SET t2.b = t.a+5 ;
SET @@optimizer_switch=@optimizer_switch_saved;
SELECT * FROM t1 ORDER BY a;
a b
1 0
2 0
SELECT * FROM t2 ORDER BY a;
a b
1 6
2 6
include/sync_slave_sql_with_master.inc
SELECT * FROM t1 ORDER BY a;
a b
1 0
2 0
SELECT * FROM t2 ORDER BY a;
a b
1 6
2 6
drop table t1,t2;
-------- Test 1 for BUG#9361 --------
DROP TABLE IF EXISTS t1;
DROP TABLE IF EXISTS t2;
CREATE TABLE t1 (
a1 char(30),
a2 int,
a3 int,
a4 char(30),
a5 char(30)
);
CREATE TABLE t2 (
b1 int,
b2 char(30)
);
INSERT INTO t1 VALUES ('Yes', 1, NULL, 'foo', 'bar');
INSERT INTO t2 VALUES (1, 'baz');
UPDATE t1 a, t2
SET a.a1 = 'No'
WHERE a.a2 =
(SELECT b1
FROM t2
WHERE b2 = 'baz')
AND a.a3 IS NULL
AND a.a4 = 'foo'
AND a.a5 = 'bar';
include/sync_slave_sql_with_master.inc
SELECT * FROM t1;
a1 a2 a3 a4 a5
No 1 NULL foo bar
SELECT * FROM t2;
b1 b2
1 baz
DROP TABLE t1, t2;
-------- Test 2 for BUG#9361 --------
DROP TABLE IF EXISTS t1;
DROP TABLE IF EXISTS t2;
DROP TABLE IF EXISTS t3;
CREATE TABLE t1 (
i INT,
j INT,
x INT,
y INT,
z INT
);
CREATE TABLE t2 (
i INT,
k INT,
x INT,
y INT,
z INT
);
CREATE TABLE t3 (
j INT,
k INT,
x INT,
y INT,
z INT
);
INSERT INTO t1 VALUES ( 1, 2,13,14,15);
INSERT INTO t2 VALUES ( 1, 3,23,24,25);
INSERT INTO t3 VALUES ( 2, 3, 1,34,35), ( 2, 3, 1,34,36);
UPDATE t1 AS a
INNER JOIN t2 AS b
ON a.i = b.i
INNER JOIN t3 AS c
ON a.j = c.j AND b.k = c.k
SET a.x = b.x,
a.y = b.y,
a.z = (
SELECT sum(z)
FROM t3
WHERE y = 34
)
WHERE b.x = 23;
include/sync_slave_sql_with_master.inc
SELECT * FROM t1;
i j x y z
1 2 23 24 71
DROP TABLE t1, t2, t3;
DROP TABLE IF EXISTS t1;
Warnings:
Note 1051 Unknown table 'test.t1'
DROP TABLE IF EXISTS t2;
Warnings:
Note 1051 Unknown table 'test.t2'
CREATE TABLE t1 (
idp int(11) NOT NULL default '0',
idpro int(11) default NULL,
price decimal(19,4) default NULL,
PRIMARY KEY (idp)
);
CREATE TABLE t2 (
idpro int(11) NOT NULL default '0',
price decimal(19,4) default NULL,
nbprice int(11) default NULL,
PRIMARY KEY (idpro)
);
INSERT INTO t1 VALUES
(1,1,'3.0000'),
(2,2,'1.0000'),
(3,1,'1.0000'),
(4,1,'4.0000'),
(5,3,'2.0000'),
(6,2,'4.0000');
INSERT INTO t2 VALUES
(1,'0.0000',0),
(2,'0.0000',0),
(3,'0.0000',0);
update
t2
join
( select idpro, min(price) as min_price, count(*) as nbr_price
from t1
where idpro>0 and price>0
group by idpro
) as table_price
on t2.idpro = table_price.idpro
set t2.price = table_price.min_price,
t2.nbprice = table_price.nbr_price;
select "-- MASTER AFTER JOIN --" as "";
-- MASTER AFTER JOIN --
select * from t1;
idp idpro price
1 1 3.0000
2 2 1.0000
3 1 1.0000
4 1 4.0000
5 3 2.0000
6 2 4.0000
select * from t2;
idpro price nbprice
1 1.0000 3
2 1.0000 2
3 2.0000 1
include/sync_slave_sql_with_master.inc
select "-- SLAVE AFTER JOIN --" as "";
-- SLAVE AFTER JOIN --
select * from t1;
idp idpro price
1 1 3.0000
2 2 1.0000
3 1 1.0000
4 1 4.0000
5 3 2.0000
6 2 4.0000
select * from t2;
idpro price nbprice
1 1.0000 3
2 1.0000 2
3 2.0000 1
DROP TABLE t1, t2;
include/rpl_end.inc