mariadb/mysql-test/t/multi_update.test
unknown f45236de39 Allow optimzation of multi-table-update also for InnoDB tables
MEMORY is alias for HEAP for CREATE TABLE ... TYPE=HEAP
Fixed bug in multi-table-update where a row could be updated several times


mysql-test/r/heap.result:
  Test of CREATE TABLE ... type=MEMORY
mysql-test/r/innodb.result:
  Added multi-update-test
mysql-test/r/multi_update.result:
  Added multi-update-test
mysql-test/t/heap.test:
  Test of CREATE TABLE ... type=MEMORY
mysql-test/t/innodb.test:
  Added multi-update-test
mysql-test/t/multi_update.test:
  Added multi-update-test
sql/ha_innodb.h:
  Allow optimzation of multi-table-update also for InnoDB tables
sql/handler.h:
  Allow optimzation of multi-update also for InnoDB tables
sql/key.cc:
  After merge fix
sql/lex.h:
  MEMORY is alias for HEAP
sql/sql_test.cc:
  Fixed wrong printf
sql/sql_update.cc:
  Fixed bug in multi-table-update where a row could be updated several times
sql/sql_yacc.yy:
  MEMORY is alias for HEAP
2003-03-19 00:45:44 +02:00

254 lines
7.8 KiB
Text

#
# Test of update statement that uses many tables.
#
drop table if exists t1,t2,t3;
create table t1(id1 int not null auto_increment primary key, t char(12));
create table t2(id2 int not null, t char(12));
create table t3(id3 int not null, t char(12), index(id3));
disable_query_log;
let $1 = 100;
while ($1)
{
let $2 = 5;
eval insert into t1(t) values ('$1');
while ($2)
{
eval insert into t2(id2,t) values ($1,'$2');
let $3 = 10;
while ($3)
{
eval insert into t3(id3,t) values ($1,'$2');
dec $3;
}
dec $2;
}
dec $1;
}
enable_query_log;
select count(*) from t1 where id1 > 95;
select count(*) from t2 where id2 > 95;
select count(*) from t3 where id3 > 95;
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;
select count(*) from t1 where t = "aaa";
select count(*) from t1 where id1 > 90;
select count(*) from t2 where t = "bbb";
select count(*) from t2 where id2 > 90;
select count(*) from t3 where t = "cc";
select count(*) from t3 where id3 > 90;
delete t1.*, t2.*, t3.* from t1,t2,t3 where t1.id1 = t2.id2 and t2.id2 = t3.id3 and t1.id1 > 95;
check table t1, t2, t3;
select count(*) from t1 where id1 > 95;
select count(*) from t2 where id2 > 95;
select count(*) from t3 where id3 > 95;
delete t1, t2, t3 from t1,t2,t3 where t1.id1 = t2.id2 and t2.id2 = t3.id3 and t1.id1 > 5;
select count(*) from t1 where id1 > 5;
select count(*) from t2 where id2 > 5;
select count(*) from t3 where id3 > 5;
delete from t1, t2, t3 using t1,t2,t3 where t1.id1 = t2.id2 and t2.id2 = t3.id3 and t1.id1 > 0;
# These queries will force a scan of the table
select count(*) from t1 where id1;
select count(*) from t2 where id2;
select count(*) from t3 where id3;
drop table t1,t2,t3;
create table t1(id1 int not null primary key, t varchar(100)) pack_keys = 1;
create table t2(id2 int not null, t varchar(100), index(id2)) pack_keys = 1;
disable_query_log;
let $1 = 1000;
while ($1)
{
let $2 = 5;
eval insert into t1 values ($1,'aaaaaaaaaaaaaaaaaaaa');
while ($2)
{
eval insert into t2(id2,t) values ($1,'bbbbbbbbbbbbbbbbb');
dec $2;
}
dec $1;
}
enable_query_log;
delete t1 from t1,t2 where t1.id1 = t2.id2 and t1.id1 > 500;
drop table t1,t2;
CREATE TABLE t1 (
id int(11) NOT NULL default '0',
name varchar(10) default NULL,
PRIMARY KEY (id)
) TYPE=MyISAM;
INSERT INTO t1 VALUES (1,'aaa'),(2,'aaa'),(3,'aaa');
CREATE TABLE t2 (
id int(11) NOT NULL default '0',
name varchar(10) default NULL,
PRIMARY KEY (id)
) TYPE=MyISAM;
INSERT INTO t2 VALUES (2,'bbb'),(3,'bbb'),(4,'bbb');
CREATE TABLE t3 (
id int(11) NOT NULL default '0',
mydate datetime default NULL,
PRIMARY KEY (id)
) TYPE=MyISAM;
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
00:00:00'),(7,'2002-07-22 00:00:00');
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;
select * from t3;
DROP TABLE IF EXISTS t1,t2,t3;
CREATE TABLE IF NOT EXISTS `t1` (
`id` int(11) NOT NULL auto_increment,
`tst` text,
`tst1` text,
PRIMARY KEY (`id`)
) TYPE=MyISAM;
CREATE TABLE IF NOT EXISTS `t2` (
`ID` int(11) NOT NULL auto_increment,
`ParId` int(11) default NULL,
`tst` text,
`tst1` text,
PRIMARY KEY (`ID`),
KEY `IX_ParId_t2` (`ParId`),
FOREIGN KEY (`ParId`) REFERENCES `t1` (`id`)
) TYPE=MyISAM;
INSERT INTO t1(tst,tst1) VALUES("MySQL","MySQL AB"), ("MSSQL","Microsoft"), ("ORACLE","ORACLE");
INSERT INTO t2(ParId) VALUES(1), (2), (3);
select * from t2;
UPDATE t2, t1 SET t2.tst = t1.tst, t2.tst1 = t1.tst1 WHERE t2.ParId = t1.Id;
select * from t2;
drop table if exists t1, t2 ;
create table t1 (n numeric(10));
create table t2 (n numeric(10));
insert into t2 values (1),(2),(4),(8),(16),(32);
select * from t2 left outer join t1 using (n);
delete t1,t2 from t2 left outer join t1 using (n);
select * from t2 left outer join t1 using (n);
drop table t1,t2 ;
#
# Test with locking
#
create table t1 (n int(10) not null primary key, d int(10));
create table t2 (n int(10) not null primary key, d int(10));
insert into t1 values(1,1);
insert into t2 values(1,10),(2,20);
LOCK TABLES t1 write, t2 read;
--error 1099
DELETE t1.*, t2.* FROM t1,t2 where t1.n=t2.n;
--error 1099
UPDATE t1,t2 SET t1.d=t2.d,t2.d=30 WHERE t1.n=t2.n;
# The following should be fixed to not give an error
--error 1099
UPDATE t1,t2 SET t1.d=t2.d WHERE t1.n=t2.n;
unlock tables;
LOCK TABLES t1 write, t2 write;
UPDATE t1,t2 SET t1.d=t2.d WHERE t1.n=t2.n;
select * from t1;
DELETE t1.*, t2.* FROM t1,t2 where t1.n=t2.n;
select * from t1;
select * from t2;
unlock tables;
drop table t1,t2;
#
# Test safe updates and timestamps
#
set sql_safe_updates=1;
create table t1 (n int(10), d int(10));
create table t2 (n int(10), d int(10));
insert into t1 values(1,1);
insert into t2 values(1,10),(2,20);
--error 1175
UPDATE t1,t2 SET t1.d=t2.d WHERE t1.n=t2.n;
set sql_safe_updates=0;
drop table t1,t2;
set timestamp=1038401397;
create table t1 (n int(10) not null primary key, d int(10), t timestamp);
create table t2 (n int(10) not null primary key, d int(10), t timestamp);
insert into t1 values(1,1,NULL);
insert into t2 values(1,10,NULL),(2,20,NULL);
set timestamp=1038000000;
UPDATE t1,t2 SET t1.d=t2.d WHERE t1.n=t2.n;
select n,d,unix_timestamp(t) from t1;
select n,d,unix_timestamp(t) from t2;
--error 1064
UPDATE t1,t2 SET 1=2 WHERE t1.n=t2.n;
drop table t1,t2;
set timestamp=0;
set sql_safe_updates=0;
create table t1 (n int(10) not null primary key, d int(10));
create table t2 (n int(10) not null primary key, d int(10));
insert into t1 values(1,1), (3,3);
insert into t2 values(1,10),(2,20);
UPDATE t2 left outer join t1 on t1.n=t2.n SET t1.d=t2.d;
select * from t1;
select * from t2;
drop table t1,t2;
create table t1 (n int(10), d int(10));
create table t2 (n int(10), d int(10));
insert into t1 values(1,1),(1,2);
insert into t2 values(1,10),(2,20);
UPDATE t1,t2 SET t1.d=t2.d,t2.d=30 WHERE t1.n=t2.n;
select * from t1;
select * from t2;
drop table t1,t2;
create table t1 (n int(10), d int(10));
create table t2 (n int(10), d int(10));
insert into t1 values(1,1),(3,2);
insert into t2 values(1,10),(1,20);
UPDATE t1,t2 SET t1.d=t2.d,t2.d=30 WHERE t1.n=t2.n;
select * from t1;
select * from t2;
drop table t1,t2;
drop table if exists t1,t2,t3;
CREATE TABLE t1 ( broj int(4) unsigned NOT NULL default '0', naziv char(25) NOT NULL default 'NEPOZNAT', PRIMARY KEY (broj)) TYPE=MyISAM;
INSERT INTO t1 VALUES (1,'jedan'),(2,'dva'),(3,'tri'),(4,'xxxxxxxxxx'),(5,'a'),(10,''),(11,''),(12,''),(13,'');
CREATE TABLE t2 ( broj int(4) unsigned NOT NULL default '0', naziv char(25) NOT NULL default 'NEPOZNAT', PRIMARY KEY (broj)) TYPE=MyISAM;
INSERT INTO t2 VALUES (1,'jedan'),(2,'dva'),(3,'tri'),(4,'xxxxxxxxxx'),(5,'a');
CREATE TABLE t3 ( broj int(4) unsigned NOT NULL default '0', naziv char(25) NOT NULL default 'NEPOZNAT', PRIMARY KEY (broj)) TYPE=MyISAM;
INSERT INTO t3 VALUES (1,'jedan'),(2,'dva');
update t1,t2 set t1.naziv="aaaa" where t1.broj=t2.broj;
update t1,t2,t3 set t1.naziv="bbbb", t2.naziv="aaaa" where t1.broj=t2.broj and t2.broj=t3.broj;
drop table if exists t1,t2,t3;
#
# Test multi update with different join methods
#
CREATE TABLE t1 (a int not null primary key, b int not null, key (b));
CREATE TABLE t2 (a int not null primary key, b int not null, key (b));
INSERT INTO t1 values (1,1),(2,2),(3,3),(4,4),(5,5),(6,6),(7,7),(8,8),(9,9);
INSERT INTO t2 values (1,1),(2,2),(3,3),(4,4),(5,5),(6,6),(7,7),(8,8),(9,9);
# Full join, without key
update t1,t2 set t1.a=t1.a+100;
select * from t1;
# unique key
update t1,t2 set t1.a=t1.a+100 where t1.a=101;
select * from t1;
# ref key
update t1,t2 set t1.b=t1.b+10 where t1.b=2;
select * from t1;
# Range key (in t1)
update t1,t2 set t1.b=t1.b+2,t2.b=t1.b where t1.b between 3 and 5;
select * from t1;
select * from t2;
drop table t1,t2;