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Trying to merge....

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Docs/manual.texi:
  t
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unknown
2002-07-23 17:25:54 +04:00
parent 9fb55d2981 d190cae014
commit 5423bd71b3
12 changed files with 278 additions and 48 deletions
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87
mysql-test/r/merge.result
View File

@ -275,12 +275,12 @@ a b
1 2
drop table t3,t1,t2;
drop table if exists t6, t5, t4, t3, t2, t1;
create table t1 (a int not null, b int not null, key(a,b));
create table t2 (a int not null, b int not null, key(a,b));
create table t1 (a int not null, b int not null auto_increment, primary key(a,b));
create table t2 (a int not null, b int not null auto_increment, primary key(a,b));
create table t3 (a int not null, b int not null, key(a,b)) UNION=(t1,t2) INSERT_METHOD=NO;
create table t4 (a int not null, b int not null, key(a,b)) TYPE=MERGE UNION=(t1,t2) INSERT_METHOD=NO;
create table t5 (a int not null, b int not null, key(a,b)) TYPE=MERGE UNION=(t1,t2) INSERT_METHOD=FIRST;
create table t6 (a int not null, b int not null, key(a,b)) TYPE=MERGE UNION=(t1,t2) INSERT_METHOD=LAST;
create table t5 (a int not null, b int not null auto_increment, primary key(a,b)) TYPE=MERGE UNION=(t1,t2) INSERT_METHOD=FIRST;
create table t6 (a int not null, b int not null auto_increment, primary key(a,b)) TYPE=MERGE UNION=(t1,t2) INSERT_METHOD=LAST;
show create table t3;
Table Create Table
t3 CREATE TABLE `t3` (
@ -299,18 +299,18 @@ show create table t5;
Table Create Table
t5 CREATE TABLE `t5` (
`a` int(11) NOT NULL default '0',
`b` int(11) NOT NULL default '0',
KEY `a` (`a`,`b`)
`b` int(11) NOT NULL auto_increment,
PRIMARY KEY (`a`,`b`)
) TYPE=MRG_MyISAM INSERT_METHOD=FIRST UNION=(t1,t2)
show create table t6;
Table Create Table
t6 CREATE TABLE `t6` (
`a` int(11) NOT NULL default '0',
`b` int(11) NOT NULL default '0',
KEY `a` (`a`,`b`)
`b` int(11) NOT NULL auto_increment,
PRIMARY KEY (`a`,`b`)
) TYPE=MRG_MyISAM INSERT_METHOD=LAST UNION=(t1,t2)
insert into t1 values (1,1),(1,2),(1,3),(1,4);
insert into t2 values (2,1),(2,2),(2,3),(2,4);
insert into t1 values (1,NULL),(1,NULL),(1,NULL),(1,NULL);
insert into t2 values (2,NULL),(2,NULL),(2,NULL),(2,NULL);
select * from t3 order by b,a limit 3;
a b
select * from t4 order by b,a limit 3;
@ -461,6 +461,73 @@ a b
5 2
6 1
6 2
select 1;
1
1
insert into t5 values (1,NULL),(5,NULL);
insert into t6 values (2,NULL),(6,NULL);
select * from t1 order by a,b;
a b
1 1
1 2
1 3
1 4
1 5
4 1
4 2
5 1
5 2
5 3
select * from t2 order by a,b;
a b
2 1
2 2
2 3
2 4
2 5
6 1
6 2
6 3
select * from t5 order by a,b;
a b
1 1
1 2
1 3
1 4
1 5
2 1
2 2
2 3
2 4
2 5
4 1
4 2
5 1
5 2
5 3
6 1
6 2
6 3
select * from t6 order by a,b;
a b
1 1
1 2
1 3
1 4
1 5
2 1
2 2
2 3
2 4
2 5
4 1
4 2
5 1
5 2
5 3
6 1
6 2
6 3
drop table if exists t6, t5, t4, t3, t2, t1;
CREATE TABLE t1 ( a int(11) NOT NULL default '0', b int(11) NOT NULL default '0', PRIMARY KEY (a,b)) TYPE=MyISAM;
INSERT INTO t1 VALUES (1,1), (2,1);

21
mysql-test/t/merge.test
View File

@ -129,18 +129,18 @@ drop table t3,t1,t2;
drop table if exists t6, t5, t4, t3, t2, t1;
# first testing of common stuff with new parameters
create table t1 (a int not null, b int not null, key(a,b));
create table t2 (a int not null, b int not null, key(a,b));
create table t1 (a int not null, b int not null auto_increment, primary key(a,b));
create table t2 (a int not null, b int not null auto_increment, primary key(a,b));
create table t3 (a int not null, b int not null, key(a,b)) UNION=(t1,t2) INSERT_METHOD=NO;
create table t4 (a int not null, b int not null, key(a,b)) TYPE=MERGE UNION=(t1,t2) INSERT_METHOD=NO;
create table t5 (a int not null, b int not null, key(a,b)) TYPE=MERGE UNION=(t1,t2) INSERT_METHOD=FIRST;
create table t6 (a int not null, b int not null, key(a,b)) TYPE=MERGE UNION=(t1,t2) INSERT_METHOD=LAST;
create table t5 (a int not null, b int not null auto_increment, primary key(a,b)) TYPE=MERGE UNION=(t1,t2) INSERT_METHOD=FIRST;
create table t6 (a int not null, b int not null auto_increment, primary key(a,b)) TYPE=MERGE UNION=(t1,t2) INSERT_METHOD=LAST;
show create table t3;
show create table t4;
show create table t5;
show create table t6;
insert into t1 values (1,1),(1,2),(1,3),(1,4);
insert into t2 values (2,1),(2,2),(2,3),(2,4);
insert into t1 values (1,NULL),(1,NULL),(1,NULL),(1,NULL);
insert into t2 values (2,NULL),(2,NULL),(2,NULL),(2,NULL);
select * from t3 order by b,a limit 3;
select * from t4 order by b,a limit 3;
select * from t5 order by b,a limit 3,3;
@ -167,7 +167,16 @@ select * from t2 order by a,b;
select * from t3 order by a,b;
select * from t4 order by a,b;
select * from t5 order by a,b;
# auto_increment
select 1;
insert into t5 values (1,NULL),(5,NULL);
insert into t6 values (2,NULL),(6,NULL);
select * from t1 order by a,b;
select * from t2 order by a,b;
select * from t5 order by a,b;
select * from t6 order by a,b;
drop table if exists t6, t5, t4, t3, t2, t1;
CREATE TABLE t1 ( a int(11) NOT NULL default '0', b int(11) NOT NULL default '0', PRIMARY KEY (a,b)) TYPE=MyISAM;
INSERT INTO t1 VALUES (1,1), (2,1);
CREATE TABLE t2 ( a int(11) NOT NULL default '0', b int(11) NOT NULL default '0', PRIMARY KEY (a,b)) TYPE=MyISAM;