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815f1c4112
merge.test - it was missed in the previous commit :( manual.texi: fixed bad auto-merge of OLAP manual Docs/Makefile.am: removed ../MIRROR target (mirror list is no longer in the manual) Docs/Makefile.am: removed ../MIRROR target (mirror list is no longer in the manual) Docs/manual.texi: fixed bad auto-merge of OLAP manual mysql-test/t/merge.test: merge.test - it was missed in the previous commit :(
187 lines
6.6 KiB
Text
187 lines
6.6 KiB
Text
#
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# test of MERGE TABLES
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#
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drop table if exists t1,t2,t3,t4,t5,t6;
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create table t1 (a int not null primary key auto_increment, message char(20));
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create table t2 (a int not null primary key auto_increment, message char(20));
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INSERT INTO t1 (message) VALUES ("Testing"),("table"),("t1");
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INSERT INTO t2 (message) VALUES ("Testing"),("table"),("t2");
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create table t3 (a int not null, b char(20), key(a)) type=MERGE UNION=(t1,t2);
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select * from t3;
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select * from t3 order by a desc;
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drop table t3;
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insert into t1 select NULL,message from t2;
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insert into t2 select NULL,message from t1;
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insert into t1 select NULL,message from t2;
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insert into t2 select NULL,message from t1;
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insert into t1 select NULL,message from t2;
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insert into t2 select NULL,message from t1;
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insert into t1 select NULL,message from t2;
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insert into t2 select NULL,message from t1;
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insert into t1 select NULL,message from t2;
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insert into t2 select NULL,message from t1;
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insert into t1 select NULL,message from t2;
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create table t3 (a int not null, b char(20), key(a)) type=MERGE UNION=(test.t1,test.t2);
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explain select * from t3 where a < 10;
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explain select * from t3 where a > 10 and a < 20;
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select * from t3 where a = 10;
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select * from t3 where a < 10;
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select * from t3 where a > 10 and a < 20;
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explain select a from t3 order by a desc limit 10;
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select a from t3 order by a desc limit 10;
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select a from t3 order by a desc limit 300,10;
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delete from t3 where a=3;
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select * from t3 where a < 10;
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delete from t3 where a >= 6 and a <= 8;
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select * from t3 where a < 10;
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update t3 set a=3 where a=9;
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select * from t3 where a < 10;
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update t3 set a=6 where a=7;
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select * from t3 where a < 10;
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show create table t3;
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# The following should give errors
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create table t4 (a int not null, b char(10), key(a)) type=MERGE UNION=(t1,t2);
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--error 1016
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select * from t4;
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--error 1212
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create table t5 (a int not null, b char(10), key(a)) type=MERGE UNION=(test.t1,test_2.t2);
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# Because of windows, it's important that we drop the merge tables first!
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drop table if exists t5,t4,t3,t1,t2;
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create table t1 (c char(10)) type=myisam;
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create table t2 (c char(10)) type=myisam;
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create table t3 (c char(10)) union=(t1,t2) type=merge;
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insert into t1 (c) values ('test1');
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insert into t1 (c) values ('test1');
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insert into t1 (c) values ('test1');
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insert into t2 (c) values ('test2');
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insert into t2 (c) values ('test2');
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insert into t2 (c) values ('test2');
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select * from t3;
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select * from t3;
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delete from t3 where 1=1;
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select * from t3;
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select * from t1;
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drop table t3,t2,t1;
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#
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# Test 2
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#
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CREATE TABLE t1 (incr int not null, othr int not null, primary key(incr));
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CREATE TABLE t2 (incr int not null, othr int not null, primary key(incr));
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CREATE TABLE t3 (incr int not null, othr int not null, primary key(incr))
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TYPE=MERGE UNION=(t1,t2);
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SELECT * from t3;
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INSERT INTO t1 VALUES ( 1,10),( 3,53),( 5,21),( 7,12),( 9,17);
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INSERT INTO t2 VALUES ( 2,24),( 4,33),( 6,41),( 8,26),( 0,32);
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INSERT INTO t1 VALUES (11,20),(13,43),(15,11),(17,22),(19,37);
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INSERT INTO t2 VALUES (12,25),(14,31),(16,42),(18,27),(10,30);
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SELECT * from t3 where incr in (1,2,3,4) order by othr;
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alter table t3 UNION=(t1);
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select count(*) from t3;
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alter table t3 UNION=(t1,t2);
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select count(*) from t3;
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alter table t3 TYPE=MYISAM;
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select count(*) from t3;
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# Test that ALTER TABLE rembers the old UNION
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drop table t3;
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CREATE TABLE t3 (incr int not null, othr int not null, primary key(incr))
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TYPE=MERGE UNION=(t1,t2);
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show create table t3;
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alter table t3 drop primary key;
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show create table t3;
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drop table t3,t2,t1;
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#
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# Test table without unions
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#
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create table t1 (a int not null) type=merge;
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select * from t1;
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drop table t1;
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#
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# Bug found by Monty.
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#
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drop table if exists t3, t2, t1;
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create table t1 (a int not null, b int not null, key(a,b));
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create table t2 (a int not null, b int not null, key(a,b));
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create table t3 (a int not null, b int not null, key(a,b)) TYPE=MERGE UNION=(t1,t2);
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insert into t1 values (1,2),(2,1),(0,0),(4,4),(5,5),(6,6);
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insert into t2 values (1,1),(2,2),(0,0),(4,4),(5,5),(6,6);
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flush tables;
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select * from t3 where a=1 order by b limit 2;
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drop table t3,t1,t2;
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#
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# [phi] testing INSERT_METHOD stuff
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#
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drop table if exists t6, t5, t4, t3, t2, t1;
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# first testing of common stuff with new parameters
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create table t1 (a int not null, b int not null auto_increment, primary key(a,b));
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create table t2 (a int not null, b int not null auto_increment, primary key(a,b));
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create table t3 (a int not null, b int not null, key(a,b)) UNION=(t1,t2) INSERT_METHOD=NO;
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create table t4 (a int not null, b int not null, key(a,b)) TYPE=MERGE UNION=(t1,t2) INSERT_METHOD=NO;
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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;
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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;
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show create table t3;
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show create table t4;
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show create table t5;
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show create table t6;
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insert into t1 values (1,NULL),(1,NULL),(1,NULL),(1,NULL);
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insert into t2 values (2,NULL),(2,NULL),(2,NULL),(2,NULL);
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select * from t3 order by b,a limit 3;
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select * from t4 order by b,a limit 3;
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select * from t5 order by b,a limit 3,3;
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select * from t6 order by b,a limit 6,3;
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# now testing inserts and where the data gets written
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insert into t5 values (5,1),(5,2);
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insert into t6 values (6,1),(6,2);
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select * from t1 order by a,b;
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select * from t2 order by a,b;
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select * from t4 order by a,b;
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# preperation for next test
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insert into t3 values (3,1),(3,2),(3,3),(3,4);
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select * from t3 order by a,b;
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# now testing whether options are kept by alter table
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alter table t4 UNION=(t1,t2,t3);
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show create table t4;
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select * from t4 order by a,b;
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# testing switching off insert method and inserts again
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alter table t4 INSERT_METHOD=FIRST;
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show create table t4;
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insert into t4 values (4,1),(4,2);
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select * from t1 order by a,b;
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select * from t2 order by a,b;
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select * from t3 order by a,b;
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select * from t4 order by a,b;
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select * from t5 order by a,b;
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# auto_increment
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select 1;
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insert into t5 values (1,NULL),(5,NULL);
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insert into t6 values (2,NULL),(6,NULL);
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select * from t1 order by a,b;
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select * from t2 order by a,b;
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select * from t5 order by a,b;
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select * from t6 order by a,b;
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drop table if exists t6, t5, t4, t3, t2, t1;
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CREATE TABLE t1 ( a int(11) NOT NULL default '0', b int(11) NOT NULL default '0', PRIMARY KEY (a,b)) TYPE=MyISAM;
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INSERT INTO t1 VALUES (1,1), (2,1);
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CREATE TABLE t2 ( a int(11) NOT NULL default '0', b int(11) NOT NULL default '0', PRIMARY KEY (a,b)) TYPE=MyISAM;
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INSERT INTO t2 VALUES (1,2), (2,2);
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CREATE TABLE t ( a int(11) NOT NULL default '0', b int(11) NOT NULL default '0', KEY a (a,b)) TYPE=MRG_MyISAM UNION=(t1,t2);
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select max(b) from t where a = 2;
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select max(b) from t1 where a = 2;
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drop table if exists t,t1,t2;
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