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			638 lines
		
	
	
		
			18 KiB
		
	
	
	
		
			Plaintext
		
	
	
	
	
	
			
		
		
	
	
			638 lines
		
	
	
		
			18 KiB
		
	
	
	
		
			Plaintext
		
	
	
	
	
	
| drop table if exists t1,t2,t3;
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| drop database if exists mysqltest;
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| drop view if exists v1;
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| revoke all privileges on mysqltest.t1 from mysqltest_1@localhost;
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| revoke all privileges on mysqltest.* from mysqltest_1@localhost;
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| delete from mysql.user where user=_binary'mysqltest_1';
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| create table t1(id1 int not null auto_increment primary key, t char(12));
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| create table t2(id2 int not null, t char(12));
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| create table t3(id3 int not null, t char(12), index(id3));
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| select count(*) from t1 where id1 > 95;
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| count(*)
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| 5
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| select count(*) from t2 where id2 > 95;
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| count(*)
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| 25
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| select count(*) from t3 where id3 > 95;
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| count(*)
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| 250
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| update t1,t2,t3 set t1.t="aaa", t2.t="bbb", t3.t="cc" where  t1.id1 = t2.id2 and t2.id2 = t3.id3  and t1.id1 > 90;
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| select count(*) from t1 where t = "aaa";
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| count(*)
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| 10
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| select count(*) from t1 where id1 > 90;
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| count(*)
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| 10
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| select count(*) from t2 where t = "bbb";
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| count(*)
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| 50
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| select count(*) from t2 where id2 > 90;
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| count(*)
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| 50
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| select count(*) from t3 where t = "cc";
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| count(*)
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| 500
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| select count(*) from t3 where id3 > 90;
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| count(*)
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| 500
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| delete t1.*, t2.*, t3.*  from t1,t2,t3 where t1.id1 = t2.id2 and t2.id2 = t3.id3  and t1.id1 > 95;
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| check table t1, t2, t3;
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| Table	Op	Msg_type	Msg_text
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| test.t1	check	status	OK
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| test.t2	check	status	OK
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| test.t3	check	status	OK
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| select count(*) from t1 where id1 > 95;
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| count(*)
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| 0
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| select count(*) from t2 where id2 > 95;
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| count(*)
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| 0
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| select count(*) from t3 where id3 > 95;
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| count(*)
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| 0
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| delete t1, t2, t3  from t1,t2,t3 where t1.id1 = t2.id2 and t2.id2 = t3.id3  and t1.id1 > 5;
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| select count(*) from t1 where id1 > 5;
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| count(*)
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| 0
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| select count(*) from t2 where id2 > 5;
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| count(*)
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| 0
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| select count(*) from t3 where id3 > 5;
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| count(*)
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| 0
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| delete from t1, t2, t3  using t1,t2,t3 where t1.id1 = t2.id2 and t2.id2 = t3.id3  and t1.id1 > 0;
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| select count(*) from t1 where id1;
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| count(*)
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| 0
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| select count(*) from t2 where id2;
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| count(*)
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| 0
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| select count(*) from t3 where id3;
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| count(*)
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| 0
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| drop table t1,t2,t3;
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| create table t1(id1 int not null  primary key, t varchar(100)) pack_keys = 1;
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| create table t2(id2 int not null, t varchar(100), index(id2)) pack_keys = 1;
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| delete t1  from t1,t2 where t1.id1 = t2.id2 and t1.id1 > 500;
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| drop table t1,t2;
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| CREATE TABLE t1 (
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| id int(11) NOT NULL default '0',
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| name varchar(10) default NULL,
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| PRIMARY KEY  (id)
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| ) ENGINE=MyISAM;
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| INSERT INTO t1 VALUES (1,'aaa'),(2,'aaa'),(3,'aaa');
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| CREATE TABLE t2 (
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| id int(11) NOT NULL default '0',
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| name varchar(10) default NULL,
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| PRIMARY KEY  (id)
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| ) ENGINE=MyISAM;
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| INSERT INTO t2 VALUES (2,'bbb'),(3,'bbb'),(4,'bbb');
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| CREATE TABLE t3 (
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| id int(11) NOT NULL default '0',
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| mydate datetime default NULL,
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| PRIMARY KEY  (id)
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| ) ENGINE=MyISAM;
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| INSERT INTO t3 VALUES (1,'2002-02-04 00:00:00'),(3,'2002-05-12 00:00:00'),(5,'2002-05-12 00:00:00'),(6,'2002-06-22
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| 00:00:00'),(7,'2002-07-22 00:00:00');
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| delete t1,t2,t3 from t1,t2,t3 where to_days(now())-to_days(t3.mydate)>=30 and t3.id=t1.id and t3.id=t2.id;
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| select * from t3;
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| id	mydate
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| 1	2002-02-04 00:00:00
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| 5	2002-05-12 00:00:00
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| 6	2002-06-22 00:00:00
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| 7	2002-07-22 00:00:00
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| DROP TABLE t1,t2,t3;
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| CREATE TABLE IF NOT EXISTS `t1` (
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| `id` int(11) NOT NULL auto_increment,
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| `tst` text,
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| `tst1` text,
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| PRIMARY KEY  (`id`)
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| ) ENGINE=MyISAM;
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| CREATE TABLE IF NOT EXISTS `t2` (
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| `ID` int(11) NOT NULL auto_increment,
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| `ParId` int(11) default NULL,
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| `tst` text,
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| `tst1` text,
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| PRIMARY KEY  (`ID`),
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| KEY `IX_ParId_t2` (`ParId`),
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| FOREIGN KEY (`ParId`) REFERENCES `t1` (`id`)
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| ) ENGINE=MyISAM;
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| INSERT INTO t1(tst,tst1) VALUES("MySQL","MySQL AB"), ("MSSQL","Microsoft"), ("ORACLE","ORACLE");
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| INSERT INTO t2(ParId) VALUES(1), (2), (3);
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| select * from t2;
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| ID	ParId	tst	tst1
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| 1	1	NULL	NULL
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| 2	2	NULL	NULL
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| 3	3	NULL	NULL
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| UPDATE t2, t1 SET t2.tst = t1.tst, t2.tst1 = t1.tst1 WHERE t2.ParId = t1.Id;
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| select * from t2;
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| ID	ParId	tst	tst1
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| 1	1	MySQL	MySQL AB
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| 2	2	MSSQL	Microsoft
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| 3	3	ORACLE	ORACLE
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| drop table t1, t2 ;
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| create table t1 (n numeric(10));
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| create table t2 (n numeric(10));
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| insert into t2 values (1),(2),(4),(8),(16),(32);
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| select * from t2 left outer join t1  using (n);
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| n
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| 1
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| 2
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| 4
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| 8
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| 16
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| 32
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| delete  t1,t2 from t2 left outer join t1  using (n);
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| select * from t2 left outer join t1  using (n);
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| n
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| drop table t1,t2 ;
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| create table t1 (n int(10) not null primary key, d int(10));
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| create table t2 (n int(10) not null primary key, d int(10));
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| insert into t1 values(1,1);
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| insert into t2 values(1,10),(2,20);
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| LOCK TABLES t1 write, t2 read;
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| DELETE t1.*, t2.* FROM t1,t2 where t1.n=t2.n;
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| ERROR HY000: Table 't2' was locked with a READ lock and can't be updated
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| UPDATE t1,t2 SET t1.d=t2.d,t2.d=30 WHERE t1.n=t2.n;
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| ERROR HY000: Table 't2' was locked with a READ lock and can't be updated
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| UPDATE t1,t2 SET t1.d=t2.d WHERE t1.n=t2.n;
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| unlock tables;
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| LOCK TABLES t1 write, t2 write;
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| UPDATE t1,t2 SET t1.d=t2.d WHERE t1.n=t2.n;
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| select * from t1;
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| n	d
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| 1	10
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| DELETE t1.*, t2.* FROM t1,t2 where t1.n=t2.n;
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| select * from t1;
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| n	d
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| select * from t2;
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| n	d
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| 2	20
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| unlock tables;
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| drop table t1,t2;
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| set sql_safe_updates=1;
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| create table t1 (n int(10), d int(10));
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| create table t2 (n int(10), d int(10));
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| insert into t1 values(1,1);
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| insert into t2 values(1,10),(2,20);
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| UPDATE t1,t2 SET t1.d=t2.d WHERE t1.n=t2.n;
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| ERROR HY000: You are using safe update mode and you tried to update a table without a WHERE that uses a KEY column
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| set sql_safe_updates=0;
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| drop table t1,t2;
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| set timestamp=1038401397;
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| create table t1 (n int(10) not null primary key, d int(10), t timestamp);
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| create table t2 (n int(10) not null primary key, d int(10), t timestamp);
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| insert into t1 values(1,1,NULL);
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| insert into t2 values(1,10,NULL),(2,20,NULL);
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| set timestamp=1038000000;
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| UPDATE t1,t2 SET t1.d=t2.d WHERE t1.n=t2.n;
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| select n,d,unix_timestamp(t) from t1;
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| n	d	unix_timestamp(t)
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| 1	10	1038000000
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| select n,d,unix_timestamp(t) from t2;
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| n	d	unix_timestamp(t)
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| 1	10	1038401397
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| 2	20	1038401397
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| UPDATE t1,t2 SET 1=2 WHERE t1.n=t2.n;
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| ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '1=2 WHERE t1.n=t2.n' at line 1
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| drop table t1,t2;
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| set timestamp=0;
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| set sql_safe_updates=0;
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| create table t1 (n int(10) not null primary key, d int(10));
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| create table t2 (n int(10) not null primary key, d int(10));
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| insert into t1 values(1,1), (3,3);
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| insert into t2 values(1,10),(2,20);
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| UPDATE t2 left outer join t1 on t1.n=t2.n  SET t1.d=t2.d;
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| select * from t1;
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| n	d
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| 1	10
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| 3	3
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| select * from t2;
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| n	d
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| 1	10
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| 2	20
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| drop table t1,t2;
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| create table t1 (n int(10), d int(10));
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| create table t2 (n int(10), d int(10));
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| insert into t1 values(1,1),(1,2);
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| insert into t2 values(1,10),(2,20);
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| UPDATE t1,t2 SET t1.d=t2.d,t2.d=30 WHERE t1.n=t2.n;
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| select * from t1;
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| n	d
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| 1	10
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| 1	10
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| select * from t2;
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| n	d
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| 1	30
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| 2	20
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| drop table t1,t2;
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| create table t1 (n int(10), d int(10));
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| create table t2 (n int(10), d int(10));
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| insert into t1 values(1,1),(3,2);
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| insert into t2 values(1,10),(1,20);
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| UPDATE t1,t2 SET t1.d=t2.d,t2.d=30 WHERE t1.n=t2.n;
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| select * from t1;
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| n	d
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| 1	10
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| 3	2
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| select * from t2;
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| n	d
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| 1	30
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| 1	30
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| UPDATE t1 a ,t2 b SET a.d=b.d,b.d=30 WHERE a.n=b.n;
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| select * from t1;
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| n	d
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| 1	30
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| 3	2
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| select * from t2;
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| n	d
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| 1	30
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| 1	30
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| DELETE a, b  FROM t1 a,t2 b where a.n=b.n;
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| select * from t1;
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| n	d
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| 3	2
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| select * from t2;
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| n	d
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| drop table t1,t2;
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| CREATE TABLE t1 ( broj int(4) unsigned NOT NULL default '0',  naziv char(25) NOT NULL default 'NEPOZNAT',  PRIMARY KEY  (broj)) ENGINE=MyISAM;
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| INSERT INTO t1 VALUES (1,'jedan'),(2,'dva'),(3,'tri'),(4,'xxxxxxxxxx'),(5,'a'),(10,''),(11,''),(12,''),(13,'');
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| CREATE TABLE t2 ( broj int(4) unsigned NOT NULL default '0',  naziv char(25) NOT NULL default 'NEPOZNAT',  PRIMARY KEY  (broj)) ENGINE=MyISAM;
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| INSERT INTO t2 VALUES (1,'jedan'),(2,'dva'),(3,'tri'),(4,'xxxxxxxxxx'),(5,'a');
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| CREATE TABLE t3 ( broj int(4) unsigned NOT NULL default '0',  naziv char(25) NOT NULL default 'NEPOZNAT',  PRIMARY KEY  (broj)) ENGINE=MyISAM;
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| INSERT INTO t3 VALUES (1,'jedan'),(2,'dva');
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| update t1,t2 set t1.naziv="aaaa" where t1.broj=t2.broj;
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| update t1,t2,t3 set t1.naziv="bbbb", t2.naziv="aaaa" where t1.broj=t2.broj and t2.broj=t3.broj;
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| drop table t1,t2,t3;
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| CREATE TABLE t1 (a int not null primary key, b int not null, key (b));
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| CREATE TABLE t2 (a int not null primary key, b int not null, key (b));
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| INSERT INTO t1 values (1,1),(2,2),(3,3),(4,4),(5,5),(6,6),(7,7),(8,8),(9,9);
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| INSERT INTO t2 values (1,1),(2,2),(3,3),(4,4),(5,5),(6,6),(7,7),(8,8),(9,9);
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| update t1,t2 set t1.a=t1.a+100;
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| select * from t1;
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| a	b
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| 101	1
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| 102	2
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| 103	3
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| 104	4
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| 105	5
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| 106	6
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| 107	7
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| 108	8
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| 109	9
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| update t1,t2 set t1.a=t1.a+100 where t1.a=101;
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| select * from t1;
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| a	b
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| 201	1
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| 102	2
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| 103	3
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| 104	4
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| 105	5
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| 106	6
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| 107	7
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| 108	8
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| 109	9
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| update t1,t2 set t1.b=t1.b+10 where t1.b=2;
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| select * from t1;
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| a	b
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| 201	1
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| 102	12
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| 103	3
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| 104	4
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| 105	5
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| 106	6
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| 107	7
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| 108	8
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| 109	9
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| update t1,t2 set t1.b=t1.b+2,t2.b=t1.b+10 where t1.b between 3 and 5 and t2.a=t1.a-100;
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| select * from t1;
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| a	b
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| 201	1
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| 102	12
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| 103	5
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| 104	6
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| 105	7
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| 106	6
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| 107	7
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| 108	8
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| 109	9
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| select * from t2;
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| a	b
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| 1	1
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| 2	2
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| 3	13
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| 4	14
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| 5	15
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| 6	6
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| 7	7
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| 8	8
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| 9	9
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| update t1,t2 set t1.b=t2.b, t1.a=t2.a where t1.a=t2.a and not exists (select * from t2 where t2.a > 10);
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| drop table t1,t2;
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| CREATE TABLE t3 (  KEY1 varchar(50) NOT NULL default '',  PARAM_CORR_DISTANCE_RUSH double default NULL,  PARAM_CORR_DISTANCE_GEM double default NULL,  PARAM_AVG_TARE double default NULL,  PARAM_AVG_NB_DAYS double default NULL,  PARAM_DEFAULT_PROP_GEM_SRVC varchar(50) default NULL,  PARAM_DEFAULT_PROP_GEM_NO_ETIK varchar(50) default NULL,  PARAM_SCENARIO_COSTS varchar(50) default NULL,  PARAM_DEFAULT_WAGON_COST double default NULL,  tmp int(11) default NULL,  PRIMARY KEY  (KEY1)) ENGINE=MyISAM;
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| INSERT INTO t3 VALUES ('A',1,1,22,3.2,'R','R','BASE2',0.24,NULL);
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| create table t1 (A varchar(1));
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| insert into t1 values  ("A") ,("B"),("C"),("D");
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| create table t2(Z varchar(15));
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| insert into t2(Z)  select concat(a.a,b.a,c.a,d.a) from t1 as a, t1 as b, t1 as c, t1 as d;
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| update t2,t3 set Z =param_scenario_costs;
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| drop table t1,t2,t3;
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| create table t1 (a int, b int);
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| create table t2 (a int, b int);
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| insert into t1 values (1,1),(2,1),(3,1);
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| insert into t2 values (1,1), (3,1);
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| update t1 left join t2  on t1.a=t2.a set t1.b=2, t2.b=2 where t1.b=1 and t2.b=1 or t2.a is NULL;
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| select t1.a, t1.b,t2.a, t2.b from t1 left join t2  on t1.a=t2.a where t1.b=1 and t2.b=1 or t2.a is NULL;
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| a	b	a	b
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| 2	2	NULL	NULL
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| drop table t1,t2;
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| create table t1 (a int not null auto_increment primary key, b int not null);
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| insert into t1 (b) values (1),(2),(3),(4);
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| update t1, t1 as t2 set t1.b=t2.b+1 where t1.a=t2.a;
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| select * from t1;
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| a	b
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| 1	2
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| 2	3
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| 3	4
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| 4	5
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| drop table t1;
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| create table t1(id1 smallint(5), field char(5));
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| create table t2(id2 smallint(5), field char(5));
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| insert into t1 values (1, 'a'), (2, 'aa');
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| insert into t2 values (1, 'b'), (2, 'bb');
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| select * from t1;
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| id1	field
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| 1	a
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| 2	aa
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| select * from t2;
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| id2	field
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| 1	b
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| 2	bb
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| update t2 inner join t1 on t1.id1=t2.id2
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| set t2.field=t1.field
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| where 0=1;
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| update t2, t1 set t2.field=t1.field
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| where t1.id1=t2.id2 and 0=1;
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| delete t1, t2 from t2 inner join t1 on t1.id1=t2.id2
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| where 0=1;
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| delete t1, t2 from t2,t1
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| where t1.id1=t2.id2 and 0=1;
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| drop table t1,t2;
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| CREATE TABLE t1 ( a int );
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| CREATE TABLE t2 ( a int );
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| DELETE t1 FROM t1, t2 AS t3;
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| DELETE t4 FROM t1, t1 AS t4;
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| DELETE t3 FROM t1 AS t3, t1 AS t4;
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| DELETE t1 FROM t1 AS t3, t2 AS t4;
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| ERROR 42S02: Unknown table 't1' in MULTI DELETE
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| INSERT INTO t1 values (1),(2);
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| INSERT INTO t2 values (1),(2);
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| DELETE t1 FROM t1 AS t2, t2 AS t1 where t1.a=t2.a and t1.a=1;
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| SELECT * from t1;
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| a
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| 1
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| 2
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| SELECT * from t2;
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| a
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| 2
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| DELETE t2 FROM t1 AS t2, t2 AS t1 where t1.a=t2.a and t1.a=2;
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| SELECT * from t1;
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| a
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| 1
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| SELECT * from t2;
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| a
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| 2
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| DROP TABLE t1,t2;
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| create table `t1` (`p_id` int(10) unsigned NOT NULL auto_increment, `p_code` varchar(20) NOT NULL default '', `p_active` tinyint(1) unsigned NOT NULL default '1', PRIMARY KEY (`p_id`) );
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| create table `t2` (`c2_id` int(10) unsigned NULL auto_increment, `c2_p_id` int(10) unsigned NOT NULL default '0', `c2_note` text NOT NULL, `c2_active` tinyint(1) unsigned NOT NULL default '1', PRIMARY KEY (`c2_id`), KEY `c2_p_id` (`c2_p_id`) );
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| insert into t1 values (0,'A01-Comp',1);
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| insert into t1 values (0,'B01-Comp',1);
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| insert into t2 values (0,1,'A Note',1);
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| update t1 left join t2 on p_id = c2_p_id set c2_note = 'asdf-1' where p_id = 2;
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| select * from t1;
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| p_id	p_code	p_active
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| 1	A01-Comp	1
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| 2	B01-Comp	1
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| select * from t2;
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| c2_id	c2_p_id	c2_note	c2_active
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| 1	1	A Note	1
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| drop table t1, t2;
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| create database mysqltest;
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| create table mysqltest.t1 (a int, b int, primary key (a));
 | |
| create table mysqltest.t2 (a int, b int, primary key (a));
 | |
| create table mysqltest.t3 (a int, b int, primary key (a));
 | |
| grant select on mysqltest.* to mysqltest_1@localhost;
 | |
| grant update on mysqltest.t1 to mysqltest_1@localhost;
 | |
| update t1, t2 set t1.b=1 where t1.a=t2.a;
 | |
| update t1, t2 set t1.b=(select t3.b from t3 where t1.a=t3.a) where t1.a=t2.a;
 | |
| revoke all privileges on mysqltest.t1 from mysqltest_1@localhost;
 | |
| revoke all privileges on mysqltest.* from mysqltest_1@localhost;
 | |
| delete from mysql.user where user=_binary'mysqltest_1';
 | |
| drop database mysqltest;
 | |
| create table t1 (a int, primary key (a));
 | |
| create table t2 (a int, primary key (a));
 | |
| create table t3 (a int, primary key (a));
 | |
| delete t1,t3 from t1,t2 where t1.a=t2.a and t2.a=(select t3.a from t3 where t1.a=t3.a);
 | |
| ERROR 42S02: Unknown table 't3' in MULTI DELETE
 | |
| drop table t1, t2, t3;
 | |
| create table t1 (col1 int);
 | |
| create table t2 (col1 int);
 | |
| update t1,t2 set t1.col1 = (select max(col1) from t1) where t1.col1 = t2.col1;
 | |
| ERROR HY000: You can't specify target table 't1' for update in FROM clause
 | |
| delete t1 from t1,t2 where t1.col1 < (select max(col1) from t1) and t1.col1 = t2.col1;
 | |
| ERROR HY000: You can't specify target table 't1' for update in FROM clause
 | |
| drop table t1,t2;
 | |
| create table t1 (
 | |
| aclid bigint not null primary key,
 | |
| status tinyint(1) not null
 | |
| ) engine = innodb;
 | |
| create table t2 (
 | |
| refid bigint not null primary key,
 | |
| aclid bigint, index idx_acl(aclid)
 | |
| ) engine = innodb;
 | |
| insert into t2 values(1,null);
 | |
| delete t2, t1 from t2 left join t1 on (t2.aclid=t1.aclid) where t2.refid='1';
 | |
| drop table t1, t2;
 | |
| create table t1(a int);
 | |
| create table t2(a int);
 | |
| delete from t1,t2 using t1,t2 where t1.a=(select a from t1);
 | |
| ERROR HY000: You can't specify target table 't1' for update in FROM clause
 | |
| drop table t1, t2;
 | |
| create table t1 ( c char(8) not null ) engine=innodb;
 | |
| insert into t1 values ('0'),('1'),('2'),('3'),('4'),('5'),('6'),('7'),('8'),('9');
 | |
| insert into t1 values ('A'),('B'),('C'),('D'),('E'),('F');
 | |
| alter table t1 add b char(8) not null;
 | |
| alter table t1 add a char(8) not null;
 | |
| alter table t1 add primary key (a,b,c);
 | |
| update t1 set a=c, b=c;
 | |
| create table t2 like t1;
 | |
| insert into t2 select * from t1;
 | |
| delete t1,t2 from t2,t1 where t1.a<'B' and t2.b=t1.b;
 | |
| drop table t1,t2;
 | |
| create table t1 ( c char(8) not null ) engine=innodb;
 | |
| insert into t1 values ('0'),('1'),('2'),('3'),('4'),('5'),('6'),('7'),('8'),('9');
 | |
| insert into t1 values ('A'),('B'),('C'),('D'),('E'),('F');
 | |
| alter table t1 add b char(8) not null;
 | |
| alter table t1 add a char(8) not null;
 | |
| alter table t1 add primary key (a,b,c);
 | |
| update t1 set a=c, b=c;
 | |
| create table t2 like t1;
 | |
| insert into t2 select * from t1;
 | |
| delete t1,t2 from t2,t1 where t1.a<'B' and t2.b=t1.b;
 | |
| drop table t1,t2;
 | |
| create table t1 (a int, b int);
 | |
| insert into t1 values (1, 2), (2, 3), (3, 4);
 | |
| create table t2 (a int);
 | |
| insert into t2 values (10), (20), (30);
 | |
| create view v1 as select a as b, a/10 as a from t2;
 | |
| lock table t1 write;
 | |
| alter table t1 add column c int default 100 after a;
 | |
| update t1, v1 set t1.b=t1.a+t1.b+v1.b where t1.a=v1.a;
 | |
| unlock tables;
 | |
| select * from t1;
 | |
| a	c	b
 | |
| 1	100	13
 | |
| 2	100	25
 | |
| 3	100	37
 | |
| select * from t2;
 | |
| a
 | |
| 10
 | |
| 20
 | |
| 30
 | |
| drop view v1;
 | |
| drop table t1, t2;
 | |
| create table t1 (i1 int, i2 int, i3 int);
 | |
| create table t2 (id int, c1 varchar(20), c2 varchar(20));
 | |
| insert into t1 values (1,5,10),(3,7,12),(4,5,2),(9,10,15),(2,2,2);
 | |
| insert into t2 values (9,"abc","def"),(5,"opq","lmn"),(2,"test t","t test");
 | |
| select * from t1 order by i1;
 | |
| i1	i2	i3
 | |
| 1	5	10
 | |
| 2	2	2
 | |
| 3	7	12
 | |
| 4	5	2
 | |
| 9	10	15
 | |
| select * from t2;
 | |
| id	c1	c2
 | |
| 9	abc	def
 | |
| 5	opq	lmn
 | |
| 2	test t	t test
 | |
| update t1,t2 set t1.i2=15, t2.c2="ppc" where t1.i1=t2.id;
 | |
| select * from t1 order by i1;
 | |
| i1	i2	i3
 | |
| 1	5	10
 | |
| 2	15	2
 | |
| 3	7	12
 | |
| 4	5	2
 | |
| 9	15	15
 | |
| select * from t2 order by id;
 | |
| id	c1	c2
 | |
| 2	test t	ppc
 | |
| 5	opq	lmn
 | |
| 9	abc	ppc
 | |
| delete t1.*,t2.* from t1,t2 where t1.i2=t2.id;
 | |
| select * from t1 order by i1;
 | |
| i1	i2	i3
 | |
| 2	15	2
 | |
| 3	7	12
 | |
| 9	15	15
 | |
| select * from t2 order by id;
 | |
| id	c1	c2
 | |
| 2	test t	ppc
 | |
| 9	abc	ppc
 | |
| drop table t1, t2;
 | |
| create table t1 (i1 int auto_increment not null, i2 int, i3 int, primary key (i1));
 | |
| create table t2 (id int auto_increment not null, c1 varchar(20), c2 varchar(20), primary key(id));
 | |
| insert into t1 values (1,5,10),(3,7,12),(4,5,2),(9,10,15),(2,2,2);
 | |
| insert into t2 values (9,"abc","def"),(5,"opq","lmn"),(2,"test t","t test");
 | |
| select * from t1 order by i1;
 | |
| i1	i2	i3
 | |
| 1	5	10
 | |
| 2	2	2
 | |
| 3	7	12
 | |
| 4	5	2
 | |
| 9	10	15
 | |
| select * from t2 order by id;
 | |
| id	c1	c2
 | |
| 2	test t	t test
 | |
| 5	opq	lmn
 | |
| 9	abc	def
 | |
| update t1,t2 set t1.i2=15, t2.c2="ppc" where t1.i1=t2.id;
 | |
| select * from t1 order by i1;
 | |
| i1	i2	i3
 | |
| 1	5	10
 | |
| 2	15	2
 | |
| 3	7	12
 | |
| 4	5	2
 | |
| 9	15	15
 | |
| select * from t2 order by id;
 | |
| id	c1	c2
 | |
| 2	test t	ppc
 | |
| 5	opq	lmn
 | |
| 9	abc	ppc
 | |
| delete t1.*,t2.* from t1,t2 where t1.i2=t2.id;
 | |
| select * from t1 order by i1;
 | |
| i1	i2	i3
 | |
| 2	15	2
 | |
| 3	7	12
 | |
| 9	15	15
 | |
| select * from t2 order by id;
 | |
| id	c1	c2
 | |
| 2	test t	ppc
 | |
| 9	abc	ppc
 | |
| drop table t1, t2;
 | |
| CREATE TABLE `t1` (
 | |
| `a` int(11) NOT NULL auto_increment,
 | |
| `b` int(11) default NULL,
 | |
| PRIMARY KEY  (`a`)
 | |
| ) ENGINE=MyISAM DEFAULT CHARSET=latin1 ;
 | |
| CREATE TABLE `t2` (
 | |
| `a` int(11) NOT NULL auto_increment,
 | |
| `b` int(11) default NULL,
 | |
| PRIMARY KEY  (`a`)
 | |
| ) ENGINE=MyISAM DEFAULT CHARSET=latin1 ;
 | |
| set @sav_binlog_format=  @@session.binlog_format;
 | |
| set @@session.binlog_format= mixed;
 | |
| insert into t1 values (1,1),(2,2);
 | |
| insert into t2 values (1,1),(4,4);
 | |
| reset master;
 | |
| UPDATE t2,t1 SET t2.a=t1.a+2;
 | |
| ERROR 23000: Duplicate entry '3' for key 'PRIMARY'
 | |
| select * from t2 /* must be (3,1), (4,4) */;
 | |
| a	b
 | |
| 3	1
 | |
| 4	4
 | |
| show master status /* there must be the UPDATE query event */;
 | |
| File	Position	Binlog_Do_DB	Binlog_Ignore_DB
 | |
| master-bin.000001	207		
 | |
| delete from t1;
 | |
| delete from t2;
 | |
| insert into t1 values (1,2),(3,4),(4,4);
 | |
| insert into t2 values (1,2),(3,4),(4,4);
 | |
| reset master;
 | |
| UPDATE t2,t1  SET t2.a=t2.b where t2.a=t1.a;
 | |
| ERROR 23000: Duplicate entry '4' for key 'PRIMARY'
 | |
| show master status /* there must be the UPDATE query event */;
 | |
| File	Position	Binlog_Do_DB	Binlog_Ignore_DB
 | |
| master-bin.000001	222		
 | |
| drop table t1, t2;
 | |
| set @@session.binlog_format= @sav_binlog_format;
 | |
| drop table if exists t1, t2, t3;
 | |
| CREATE TABLE t1 (a int, PRIMARY KEY (a));
 | |
| CREATE TABLE t2 (a int, PRIMARY KEY (a));
 | |
| CREATE TABLE t3 (a int, PRIMARY KEY (a)) ENGINE=MyISAM;
 | |
| create trigger trg_del_t3 before  delete on t3 for each row insert into t1 values (1);
 | |
| insert into t2 values (1),(2);
 | |
| insert into t3 values (1),(2);
 | |
| reset master;
 | |
| delete t3.* from t2,t3 where t2.a=t3.a;
 | |
| ERROR 23000: Duplicate entry '1' for key 'PRIMARY'
 | |
| select count(*) from t1 /* must be 1 */;
 | |
| count(*)
 | |
| 1
 | |
| select count(*) from t3 /* must be 1 */;
 | |
| count(*)
 | |
| 1
 | |
| drop table t1, t2, t3;
 | |
| end of tests
 |