mirror of
https://github.com/MariaDB/server.git
synced 2025-10-30 04:26:45 +03:00
3698 lines
93 KiB
Plaintext
3698 lines
93 KiB
Plaintext
set global storage_engine=myisam;
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set session storage_engine=myisam;
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drop table if exists t1,t2,t3,t4,t5,t6;
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drop database if exists mysqltest;
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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)) engine=MERGE UNION=(t1,t2);
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select * from t3;
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a b
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1 Testing
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2 table
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3 t1
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1 Testing
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2 table
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3 t2
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select * from t3 order by a desc;
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a b
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3 t1
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3 t2
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2 table
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2 table
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1 Testing
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1 Testing
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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)) engine=MERGE UNION=(test.t1,test.t2);
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explain select * from t3 where a < 10;
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id select_type table type possible_keys key key_len ref rows Extra
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1 SIMPLE t3 range a a 4 NULL 18 Using where
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explain select * from t3 where a > 10 and a < 20;
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id select_type table type possible_keys key key_len ref rows Extra
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1 SIMPLE t3 range a a 4 NULL 17 Using where
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select * from t3 where a = 10;
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a b
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10 Testing
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10 Testing
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select * from t3 where a < 10;
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a b
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1 Testing
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1 Testing
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2 table
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2 table
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3 t1
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3 t2
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4 Testing
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4 Testing
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5 table
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5 table
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6 t2
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6 t1
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7 Testing
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7 Testing
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8 table
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8 table
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9 t2
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9 t2
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select * from t3 where a > 10 and a < 20;
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a b
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11 table
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11 table
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12 t1
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12 t1
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13 Testing
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13 Testing
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14 table
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14 table
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15 t2
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15 t2
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16 Testing
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16 Testing
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17 table
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17 table
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18 t2
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18 t2
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19 Testing
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19 Testing
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explain select a from t3 order by a desc limit 10;
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id select_type table type possible_keys key key_len ref rows Extra
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1 SIMPLE t3 index NULL a 4 NULL 10 Using index
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select a from t3 order by a desc limit 10;
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a
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699
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698
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697
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696
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695
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694
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693
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692
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691
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690
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select a from t3 order by a desc limit 300,10;
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a
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416
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415
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415
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414
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414
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413
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413
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412
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412
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411
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delete from t3 where a=3;
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select * from t3 where a < 10;
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a b
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1 Testing
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1 Testing
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2 table
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2 table
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4 Testing
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4 Testing
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5 table
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5 table
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6 t2
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6 t1
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7 Testing
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7 Testing
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8 table
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8 table
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9 t2
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9 t2
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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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a b
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1 Testing
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1 Testing
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2 table
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2 table
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4 Testing
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4 Testing
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5 table
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5 table
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9 t2
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9 t2
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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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a b
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1 Testing
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1 Testing
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2 table
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2 table
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3 t2
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3 t2
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4 Testing
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4 Testing
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5 table
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5 table
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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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a b
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1 Testing
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1 Testing
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2 table
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2 table
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3 t2
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3 t2
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4 Testing
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4 Testing
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5 table
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5 table
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show create table t3;
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Table Create Table
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t3 CREATE TABLE `t3` (
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`a` int(11) NOT NULL,
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`b` char(20) DEFAULT NULL,
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KEY `a` (`a`)
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) ENGINE=MRG_MyISAM DEFAULT CHARSET=latin1 UNION=(`t1`,`t2`)
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create table t4 (a int not null, b char(10), key(a)) engine=MERGE UNION=(t1,t2);
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select * from t4;
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ERROR HY000: Unable to open underlying table which is differently defined or of non-MyISAM type or doesn't exist
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alter table t4 add column c int;
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ERROR HY000: Unable to open underlying table which is differently defined or of non-MyISAM type or doesn't exist
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flush tables;
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select * from t4;
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ERROR HY000: Unable to open underlying table which is differently defined or of non-MyISAM type or doesn't exist
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create database mysqltest;
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create table mysqltest.t6 (a int not null primary key auto_increment, message char(20));
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create table t5 (a int not null, b char(20), key(a)) engine=MERGE UNION=(test.t1,mysqltest.t6);
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show create table t5;
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Table Create Table
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t5 CREATE TABLE `t5` (
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`a` int(11) NOT NULL,
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`b` char(20) DEFAULT NULL,
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KEY `a` (`a`)
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) ENGINE=MRG_MyISAM DEFAULT CHARSET=latin1 UNION=(`t1`,`mysqltest`.`t6`)
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alter table t5 engine=myisam;
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drop table t5, mysqltest.t6;
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drop database mysqltest;
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drop table t4,t3,t1,t2;
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create table t1 (c char(10)) engine=myisam;
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create table t2 (c char(10)) engine=myisam;
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create table t3 (c char(10)) union=(t1,t2) engine=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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c
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test1
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test1
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test1
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test2
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test2
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test2
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select * from t3;
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c
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test1
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test1
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test1
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test2
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test2
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test2
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delete from t3 where 1=1;
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select * from t3;
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c
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select * from t1;
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c
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drop table t3,t2,t1;
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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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ENGINE=MERGE UNION=(t1,t2);
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SELECT * from t3;
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incr othr
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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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incr othr
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1 10
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2 24
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4 33
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3 53
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alter table t3 UNION=(t1);
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select count(*) from t3;
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count(*)
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10
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alter table t3 UNION=(t1,t2);
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select count(*) from t3;
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count(*)
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20
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alter table t3 ENGINE=MYISAM;
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select count(*) from t3;
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count(*)
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20
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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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ENGINE=MERGE UNION=(t1,t2);
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show create table t3;
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Table Create Table
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t3 CREATE TABLE `t3` (
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`incr` int(11) NOT NULL,
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`othr` int(11) NOT NULL,
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PRIMARY KEY (`incr`)
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) ENGINE=MRG_MyISAM DEFAULT CHARSET=latin1 UNION=(`t1`,`t2`)
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alter table t3 drop primary key;
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show create table t3;
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Table Create Table
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t3 CREATE TABLE `t3` (
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`incr` int(11) NOT NULL,
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`othr` int(11) NOT NULL
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) ENGINE=MRG_MyISAM DEFAULT CHARSET=latin1 UNION=(`t1`,`t2`)
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drop table t3,t2,t1;
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create table t1 (a int not null, key(a)) engine=merge;
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select * from t1;
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a
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drop table 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)) ENGINE=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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a b
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1 1
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1 2
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drop table t3,t1,t2;
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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)) ENGINE=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)) ENGINE=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)) ENGINE=MERGE UNION=(t1,t2) INSERT_METHOD=LAST;
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show create table t3;
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Table Create Table
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t3 CREATE TABLE `t3` (
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`a` int(11) NOT NULL,
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`b` int(11) NOT NULL,
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KEY `a` (`a`,`b`)
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) ENGINE=MyISAM DEFAULT CHARSET=latin1
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show create table t4;
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Table Create Table
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t4 CREATE TABLE `t4` (
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`a` int(11) NOT NULL,
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`b` int(11) NOT NULL,
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KEY `a` (`a`,`b`)
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) ENGINE=MRG_MyISAM DEFAULT CHARSET=latin1 UNION=(`t1`,`t2`)
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show create table t5;
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Table Create Table
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t5 CREATE TABLE `t5` (
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`a` int(11) NOT NULL,
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`b` int(11) NOT NULL AUTO_INCREMENT,
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PRIMARY KEY (`a`,`b`)
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) ENGINE=MRG_MyISAM DEFAULT CHARSET=latin1 INSERT_METHOD=FIRST UNION=(`t1`,`t2`)
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show create table t6;
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Table Create Table
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t6 CREATE TABLE `t6` (
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`a` int(11) NOT NULL,
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`b` int(11) NOT NULL AUTO_INCREMENT,
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PRIMARY KEY (`a`,`b`)
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) ENGINE=MRG_MyISAM DEFAULT CHARSET=latin1 INSERT_METHOD=LAST UNION=(`t1`,`t2`)
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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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a b
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select * from t4 order by b,a limit 3;
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a b
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1 1
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2 1
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1 2
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select * from t5 order by b,a limit 3,3;
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a b
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2 2
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1 3
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2 3
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select * from t6 order by b,a limit 6,3;
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a b
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1 4
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2 4
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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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a b
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1 1
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1 2
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1 3
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1 4
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5 1
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5 2
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select * from t2 order by a,b;
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a b
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2 1
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2 2
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2 3
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2 4
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6 1
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6 2
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select * from t4 order by a,b;
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a b
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1 1
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1 2
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1 3
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1 4
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2 1
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2 2
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2 3
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2 4
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5 1
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5 2
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6 1
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6 2
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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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a b
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3 1
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3 2
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3 3
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3 4
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alter table t4 UNION=(t1,t2,t3);
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show create table t4;
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Table Create Table
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t4 CREATE TABLE `t4` (
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`a` int(11) NOT NULL,
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`b` int(11) NOT NULL,
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KEY `a` (`a`,`b`)
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) ENGINE=MRG_MyISAM DEFAULT CHARSET=latin1 UNION=(`t1`,`t2`,`t3`)
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select * from t4 order by a,b;
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a b
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1 1
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1 2
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1 3
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1 4
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2 1
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2 2
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2 3
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2 4
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3 1
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3 2
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3 3
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3 4
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5 1
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5 2
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6 1
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6 2
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alter table t4 INSERT_METHOD=FIRST;
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show create table t4;
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Table Create Table
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t4 CREATE TABLE `t4` (
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`a` int(11) NOT NULL,
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`b` int(11) NOT NULL,
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KEY `a` (`a`,`b`)
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) ENGINE=MRG_MyISAM DEFAULT CHARSET=latin1 INSERT_METHOD=FIRST UNION=(`t1`,`t2`,`t3`)
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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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a b
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1 1
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1 2
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1 3
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1 4
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4 1
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4 2
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5 1
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5 2
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select * from t2 order by a,b;
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a b
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2 1
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2 2
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2 3
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2 4
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6 1
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6 2
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select * from t3 order by a,b;
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a b
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3 1
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3 2
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3 3
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3 4
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select * from t4 order by a,b;
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a b
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1 1
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1 2
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1 3
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1 4
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2 1
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2 2
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2 3
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2 4
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3 1
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3 2
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3 3
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3 4
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4 1
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4 2
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5 1
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5 2
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6 1
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6 2
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select * from t5 order by a,b;
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a b
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1 1
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1 2
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1 3
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1 4
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2 1
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2 2
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2 3
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2 4
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4 1
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4 2
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5 1
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5 2
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6 1
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6 2
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select 1;
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1
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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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a b
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1 1
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1 2
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1 3
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1 4
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1 5
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4 1
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4 2
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5 1
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5 2
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5 3
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select * from t2 order by a,b;
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a b
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2 1
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2 2
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2 3
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2 4
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2 5
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6 1
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6 2
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6 3
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select * from t5 order by a,b;
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a b
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1 1
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1 2
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1 3
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1 4
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1 5
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2 1
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2 2
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2 3
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2 4
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2 5
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4 1
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4 2
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5 1
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5 2
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5 3
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6 1
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6 2
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6 3
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select * from t6 order by a,b;
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a b
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1 1
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1 2
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1 3
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1 4
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1 5
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2 1
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2 2
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2 3
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2 4
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2 5
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4 1
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4 2
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5 1
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5 2
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5 3
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6 1
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6 2
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6 3
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insert into t1 values (99,NULL);
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select * from t4 where a+0 > 90;
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a b
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99 1
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insert t5 values (1,1);
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ERROR 23000: Duplicate entry '1-1' for key 'PRIMARY'
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insert t6 values (2,1);
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ERROR 23000: Duplicate entry '2-1' for key 'PRIMARY'
|
|
insert t5 values (1,1) on duplicate key update b=b+10;
|
|
insert t6 values (2,1) on duplicate key update b=b+20;
|
|
select * from t5 where a < 3;
|
|
a b
|
|
1 2
|
|
1 3
|
|
1 4
|
|
1 5
|
|
1 11
|
|
2 2
|
|
2 3
|
|
2 4
|
|
2 5
|
|
2 21
|
|
drop table 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)) ENGINE=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)) ENGINE=MyISAM;
|
|
INSERT INTO t2 VALUES (1,2), (2,2);
|
|
CREATE TABLE t3 ( a int(11) NOT NULL default '0', b int(11) NOT NULL default '0', KEY a (a,b)) ENGINE=MRG_MyISAM UNION=(t1,t2);
|
|
select max(b) from t3 where a = 2;
|
|
max(b)
|
|
2
|
|
select max(b) from t1 where a = 2;
|
|
max(b)
|
|
1
|
|
drop table t3,t1,t2;
|
|
CREATE TABLE t1 (c1 INT NOT NULL);
|
|
CREATE TABLE t2 (c1 INT NOT NULL);
|
|
INSERT INTO t1 VALUES (1);
|
|
INSERT INTO t2 VALUES (2);
|
|
CREATE TEMPORARY TABLE t3 (c1 INT NOT NULL) ENGINE=MRG_MYISAM UNION=(t1,t2);
|
|
SELECT * FROM t3;
|
|
c1
|
|
1
|
|
2
|
|
CREATE TEMPORARY TABLE t4 (c1 INT NOT NULL);
|
|
CREATE TEMPORARY TABLE t5 (c1 INT NOT NULL);
|
|
INSERT INTO t4 VALUES (4);
|
|
INSERT INTO t5 VALUES (5);
|
|
CREATE TEMPORARY TABLE t6 (c1 INT NOT NULL) ENGINE=MRG_MYISAM UNION=(t4,t5);
|
|
SELECT * FROM t6;
|
|
c1
|
|
4
|
|
5
|
|
DROP TABLE t6, t3, t1, t2, t4, t5;
|
|
create temporary table t1 (a int not null);
|
|
create temporary table t2 (a int not null);
|
|
insert into t1 values (1);
|
|
insert into t2 values (2);
|
|
create table t3 (a int not null) ENGINE=MERGE UNION=(t1,t2);
|
|
select * from t3;
|
|
ERROR HY000: Unable to open underlying table which is differently defined or of non-MyISAM type or doesn't exist
|
|
drop table t3, t2, t1;
|
|
create table t1 (a int not null);
|
|
create temporary table t2 (a int not null);
|
|
insert into t1 values (1);
|
|
insert into t2 values (2);
|
|
create table t3 (a int not null) ENGINE=MERGE UNION=(t1,t2);
|
|
select * from t3;
|
|
ERROR HY000: Unable to open underlying table which is differently defined or of non-MyISAM type or doesn't exist
|
|
drop table t3;
|
|
create temporary table t3 (a int not null) ENGINE=MERGE UNION=(t1,t2);
|
|
select * from t3;
|
|
a
|
|
1
|
|
2
|
|
drop table t3, t2, t1;
|
|
# CREATE...SELECT is not implemented for MERGE tables.
|
|
CREATE TEMPORARY TABLE t1 (c1 INT NOT NULL);
|
|
CREATE TEMPORARY TABLE t2 (c1 INT NOT NULL);
|
|
CREATE TABLE t3 (c1 INT NOT NULL);
|
|
INSERT INTO t3 VALUES (3), (33);
|
|
LOCK TABLES t3 READ;
|
|
CREATE TEMPORARY TABLE t4 (c1 INT NOT NULL) ENGINE=MERGE UNION=(t1,t2)
|
|
INSERT_METHOD=LAST SELECT * FROM t3;
|
|
ERROR HY000: 'test.t4' is not BASE TABLE
|
|
SELECT * FROM t4;
|
|
ERROR HY000: Table 't4' was not locked with LOCK TABLES
|
|
UNLOCK TABLES;
|
|
CREATE TEMPORARY TABLE t4 (c1 INT NOT NULL) ENGINE=MERGE UNION=(t1,t2)
|
|
INSERT_METHOD=LAST;
|
|
INSERT INTO t4 SELECT * FROM t3;
|
|
# Alter temporary MERGE table.
|
|
ALTER TABLE t4 UNION=(t1);
|
|
LOCK TABLES t4 WRITE;
|
|
# Alter temporary MERGE table under LOCk tables.
|
|
ALTER TABLE t4 UNION=(t1,t2);
|
|
UNLOCK TABLES;
|
|
# MERGE table and function.
|
|
CREATE FUNCTION f1 () RETURNS INT RETURN (SELECT max(c1) FROM t3);
|
|
SELECT * FROM t4 WHERE c1 < f1();
|
|
c1
|
|
3
|
|
DROP FUNCTION f1;
|
|
DROP TABLE t4, t3, t2, t1;
|
|
CREATE TABLE t1 (
|
|
fileset_id tinyint(3) unsigned NOT NULL default '0',
|
|
file_code varchar(32) NOT NULL default '',
|
|
fileset_root_id tinyint(3) unsigned NOT NULL default '0',
|
|
PRIMARY KEY (fileset_id,file_code),
|
|
KEY files (fileset_id,fileset_root_id)
|
|
) ENGINE=MyISAM;
|
|
INSERT INTO t1 VALUES (2, '0000000111', 1), (2, '0000000112', 1), (2, '0000000113', 1),
|
|
(2, '0000000114', 1), (2, '0000000115', 1), (2, '0000000116', 1), (2, '0000000117', 1),
|
|
(2, '0000000118', 1), (2, '0000000119', 1), (2, '0000000120', 1);
|
|
CREATE TABLE t2 (
|
|
fileset_id tinyint(3) unsigned NOT NULL default '0',
|
|
file_code varchar(32) NOT NULL default '',
|
|
fileset_root_id tinyint(3) unsigned NOT NULL default '0',
|
|
PRIMARY KEY (fileset_id,file_code),
|
|
KEY files (fileset_id,fileset_root_id)
|
|
) ENGINE=MRG_MyISAM UNION=(t1);
|
|
EXPLAIN SELECT * FROM t2 IGNORE INDEX (files) WHERE fileset_id = 2
|
|
AND file_code BETWEEN '0000000115' AND '0000000120' LIMIT 1;
|
|
id select_type table type possible_keys key key_len ref rows Extra
|
|
1 SIMPLE t2 range PRIMARY PRIMARY 35 NULL 5 Using where
|
|
EXPLAIN SELECT * FROM t2 WHERE fileset_id = 2
|
|
AND file_code BETWEEN '0000000115' AND '0000000120' LIMIT 1;
|
|
id select_type table type possible_keys key key_len ref rows Extra
|
|
1 SIMPLE t2 range PRIMARY,files PRIMARY 35 NULL 5 Using where
|
|
EXPLAIN SELECT * FROM t1 WHERE fileset_id = 2
|
|
AND file_code BETWEEN '0000000115' AND '0000000120' LIMIT 1;
|
|
id select_type table type possible_keys key key_len ref rows Extra
|
|
1 SIMPLE t1 range PRIMARY,files PRIMARY 35 NULL 5 Using index condition
|
|
EXPLAIN SELECT * FROM t2 WHERE fileset_id = 2
|
|
AND file_code = '0000000115' LIMIT 1;
|
|
id select_type table type possible_keys key key_len ref rows Extra
|
|
1 SIMPLE t2 const PRIMARY,files PRIMARY 35 const,const 1
|
|
DROP TABLE t2, t1;
|
|
create table t1 (x int, y int, index xy(x, y));
|
|
create table t2 (x int, y int, index xy(x, y));
|
|
create table t3 (x int, y int, index xy(x, y)) engine=merge union=(t1,t2);
|
|
insert into t1 values(1, 2);
|
|
insert into t2 values(1, 3);
|
|
select * from t3 where x = 1 and y < 5 order by y;
|
|
x y
|
|
1 2
|
|
1 3
|
|
select * from t3 where x = 1 and y < 5 order by y desc;
|
|
x y
|
|
1 3
|
|
1 2
|
|
drop table t1,t2,t3;
|
|
create table t1 (a int);
|
|
create table t2 (a int);
|
|
insert into t1 values (0);
|
|
insert into t2 values (1);
|
|
create table t3 engine=merge union=(t1, t2) select * from t1;
|
|
ERROR HY000: 'test.t3' is not BASE TABLE
|
|
create table t3 engine=merge union=(t1, t2) select * from t2;
|
|
ERROR HY000: 'test.t3' is not BASE TABLE
|
|
create table t3 engine=merge union=(t1, t2) select (select max(a) from t2);
|
|
ERROR HY000: 'test.t3' is not BASE TABLE
|
|
drop table t1, t2;
|
|
create table t1 (
|
|
a double(14,4),
|
|
b varchar(10),
|
|
index (a,b)
|
|
) engine=merge union=(t2,t3);
|
|
create table t2 (
|
|
a double(14,4),
|
|
b varchar(10),
|
|
index (a,b)
|
|
) engine=myisam;
|
|
create table t3 (
|
|
a double(14,4),
|
|
b varchar(10),
|
|
index (a,b)
|
|
) engine=myisam;
|
|
insert into t2 values ( null, '');
|
|
insert into t2 values ( 9999999999.999, '');
|
|
insert into t3 select * from t2;
|
|
select min(a), max(a) from t1;
|
|
min(a) max(a)
|
|
9999999999.9990 9999999999.9990
|
|
flush tables;
|
|
select min(a), max(a) from t1;
|
|
min(a) max(a)
|
|
9999999999.9990 9999999999.9990
|
|
drop table t1, t2, t3;
|
|
create table t1 (a int,b int,c int, index (a,b,c));
|
|
create table t2 (a int,b int,c int, index (a,b,c));
|
|
create table t3 (a int,b int,c int, index (a,b,c))
|
|
engine=merge union=(t1 ,t2);
|
|
insert into t1 (a,b,c) values (1,1,0),(1,2,0);
|
|
insert into t2 (a,b,c) values (1,1,1),(1,2,1);
|
|
explain select a,b,c from t3 force index (a) where a=1 order by a,b,c;
|
|
id select_type table type possible_keys key key_len ref rows Extra
|
|
1 SIMPLE t3 ref a a 5 const 2 Using where; Using index
|
|
select a,b,c from t3 force index (a) where a=1 order by a,b,c;
|
|
a b c
|
|
1 1 0
|
|
1 1 1
|
|
1 2 0
|
|
1 2 1
|
|
explain select a,b,c from t3 force index (a) where a=1 order by a desc, b desc, c desc;
|
|
id select_type table type possible_keys key key_len ref rows Extra
|
|
1 SIMPLE t3 ref a a 5 const 2 Using where; Using index
|
|
select a,b,c from t3 force index (a) where a=1 order by a desc, b desc, c desc;
|
|
a b c
|
|
1 2 1
|
|
1 2 0
|
|
1 1 1
|
|
1 1 0
|
|
show index from t3;
|
|
Table Non_unique Key_name Seq_in_index Column_name Collation Cardinality Sub_part Packed Null Index_type Comment Index_comment
|
|
t3 1 a 1 a A NULL NULL NULL YES BTREE
|
|
t3 1 a 2 b A NULL NULL NULL YES BTREE
|
|
t3 1 a 3 c A NULL NULL NULL YES BTREE
|
|
drop table t1, t2, t3;
|
|
CREATE TABLE t1 ( a INT AUTO_INCREMENT PRIMARY KEY, b VARCHAR(10), UNIQUE (b) )
|
|
ENGINE=MyISAM;
|
|
CREATE TABLE t2 ( a INT AUTO_INCREMENT, b VARCHAR(10), INDEX (a), INDEX (b) )
|
|
ENGINE=MERGE UNION (t1) INSERT_METHOD=FIRST;
|
|
INSERT INTO t2 (b) VALUES (1) ON DUPLICATE KEY UPDATE b=2;
|
|
INSERT INTO t2 (b) VALUES (1) ON DUPLICATE KEY UPDATE b=3;
|
|
SELECT b FROM t2;
|
|
b
|
|
3
|
|
DROP TABLE t1, t2;
|
|
create table t1(a int);
|
|
create table t2(a int);
|
|
insert into t1 values (1);
|
|
insert into t2 values (2);
|
|
create table t3 (a int) engine=merge union=(t1, t2) insert_method=first;
|
|
select * from t3;
|
|
a
|
|
1
|
|
2
|
|
insert t2 select * from t2;
|
|
select * from t2;
|
|
a
|
|
2
|
|
2
|
|
insert t3 select * from t1;
|
|
select * from t3;
|
|
a
|
|
1
|
|
1
|
|
2
|
|
2
|
|
insert t1 select * from t3;
|
|
select * from t1;
|
|
a
|
|
1
|
|
1
|
|
1
|
|
1
|
|
2
|
|
2
|
|
select * from t2;
|
|
a
|
|
2
|
|
2
|
|
select * from t3;
|
|
a
|
|
1
|
|
1
|
|
1
|
|
1
|
|
2
|
|
2
|
|
2
|
|
2
|
|
check table t1, t2;
|
|
Table Op Msg_type Msg_text
|
|
test.t1 check status OK
|
|
test.t2 check status OK
|
|
drop table t1, t2, t3;
|
|
CREATE TABLE t1(a INT);
|
|
INSERT INTO t1 VALUES(2),(1);
|
|
CREATE TABLE t2(a INT, KEY(a)) ENGINE=MERGE UNION=(t1);
|
|
SELECT * FROM t2 WHERE a=2;
|
|
ERROR HY000: Unable to open underlying table which is differently defined or of non-MyISAM type or doesn't exist
|
|
DROP TABLE t1, t2;
|
|
CREATE TABLE t1(a INT) ENGINE=MEMORY;
|
|
CREATE TABLE t2(a INT) ENGINE=MERGE UNION=(t1);
|
|
SELECT * FROM t2;
|
|
ERROR HY000: Unable to open underlying table which is differently defined or of non-MyISAM type or doesn't exist
|
|
DROP TABLE t1, t2;
|
|
CREATE TABLE t2(a INT) ENGINE=MERGE UNION=(t3);
|
|
SELECT * FROM t2;
|
|
ERROR HY000: Unable to open underlying table which is differently defined or of non-MyISAM type or doesn't exist
|
|
DROP TABLE t2;
|
|
CREATE TABLE t1(a INT, b TEXT);
|
|
CREATE TABLE tm1(a TEXT, b INT) ENGINE=MERGE UNION=(t1);
|
|
SELECT * FROM tm1;
|
|
ERROR HY000: Unable to open underlying table which is differently defined or of non-MyISAM type or doesn't exist
|
|
DROP TABLE t1, tm1;
|
|
CREATE TABLE t1(a SMALLINT, b SMALLINT);
|
|
CREATE TABLE tm1(a INT) ENGINE=MERGE UNION=(t1);
|
|
SELECT * FROM tm1;
|
|
ERROR HY000: Unable to open underlying table which is differently defined or of non-MyISAM type or doesn't exist
|
|
DROP TABLE t1, tm1;
|
|
CREATE TABLE t1(a SMALLINT, b SMALLINT, KEY(a, b));
|
|
CREATE TABLE tm1(a SMALLINT, b SMALLINT, KEY(a)) ENGINE=MERGE UNION=(t1);
|
|
SELECT * FROM tm1;
|
|
ERROR HY000: Unable to open underlying table which is differently defined or of non-MyISAM type or doesn't exist
|
|
DROP TABLE t1, tm1;
|
|
CREATE TABLE t1(a SMALLINT, b SMALLINT, KEY(b));
|
|
CREATE TABLE tm1(a SMALLINT, b SMALLINT, KEY(a)) ENGINE=MERGE UNION=(t1);
|
|
SELECT * FROM tm1;
|
|
ERROR HY000: Unable to open underlying table which is differently defined or of non-MyISAM type or doesn't exist
|
|
DROP TABLE t1, tm1;
|
|
CREATE TABLE t1(c1 VARCHAR(1));
|
|
CREATE TABLE m1 LIKE t1;
|
|
ALTER TABLE m1 ENGINE=MERGE UNION=(t1);
|
|
SELECT * FROM m1;
|
|
c1
|
|
DROP TABLE t1, m1;
|
|
CREATE TABLE t1(c1 VARCHAR(4), c2 TINYINT, c3 TINYINT, c4 TINYINT,
|
|
c5 TINYINT, c6 TINYINT, c7 TINYINT, c8 TINYINT, c9 TINYINT);
|
|
CREATE TABLE m1 LIKE t1;
|
|
ALTER TABLE m1 ENGINE=MERGE UNION=(t1);
|
|
SELECT * FROM m1;
|
|
c1 c2 c3 c4 c5 c6 c7 c8 c9
|
|
DROP TABLE t1, m1;
|
|
CREATE TABLE t1 (a VARCHAR(255) CHARACTER SET latin1 COLLATE latin1_german2_ci,
|
|
b INT, INDEX(a,b));
|
|
CREATE TABLE t2 LIKE t1;
|
|
CREATE TABLE t3 LIKE t1;
|
|
ALTER TABLE t3 ENGINE=MERGE UNION=(t1,t2);
|
|
INSERT INTO t1 VALUES ('ss',1);
|
|
INSERT INTO t2 VALUES ('ss',2),(0xDF,2);
|
|
SELECT COUNT(*) FROM t3 WHERE a=0xDF AND b=2;
|
|
COUNT(*)
|
|
2
|
|
DROP TABLE t1,t2,t3;
|
|
create table t1 (b bit(1));
|
|
create table t2 (b bit(1));
|
|
create table tm (b bit(1)) engine = merge union = (t1,t2);
|
|
select * from tm;
|
|
b
|
|
drop table tm, t1, t2;
|
|
create table t1 (a int) insert_method = last engine = merge;
|
|
insert into t1 values (1);
|
|
ERROR HY000: Table 't1' is read only
|
|
create table t2 (a int) engine = myisam;
|
|
alter table t1 union (t2);
|
|
insert into t1 values (1);
|
|
alter table t1 insert_method = no;
|
|
insert into t1 values (1);
|
|
ERROR HY000: Table 't1' is read only
|
|
drop table t2;
|
|
drop table t1;
|
|
CREATE TABLE tm1(a INT) ENGINE=MERGE UNION=(t1, t2);
|
|
SELECT * FROM tm1;
|
|
ERROR HY000: Unable to open underlying table which is differently defined or of non-MyISAM type or doesn't exist
|
|
CHECK TABLE tm1;
|
|
Table Op Msg_type Msg_text
|
|
test.tm1 check Error Table 'test.t1' is differently defined or of non-MyISAM type or doesn't exist
|
|
test.tm1 check Error Table 'test.t2' is differently defined or of non-MyISAM type or doesn't exist
|
|
test.tm1 check Error Unable to open underlying table which is differently defined or of non-MyISAM type or doesn't exist
|
|
test.tm1 check error Corrupt
|
|
CREATE TABLE t1(a INT);
|
|
SELECT * FROM tm1;
|
|
ERROR HY000: Unable to open underlying table which is differently defined or of non-MyISAM type or doesn't exist
|
|
CHECK TABLE tm1;
|
|
Table Op Msg_type Msg_text
|
|
test.tm1 check Error Table 'test.t2' is differently defined or of non-MyISAM type or doesn't exist
|
|
test.tm1 check Error Unable to open underlying table which is differently defined or of non-MyISAM type or doesn't exist
|
|
test.tm1 check error Corrupt
|
|
CREATE TABLE t2(a BLOB);
|
|
SELECT * FROM tm1;
|
|
ERROR HY000: Unable to open underlying table which is differently defined or of non-MyISAM type or doesn't exist
|
|
CHECK TABLE tm1;
|
|
Table Op Msg_type Msg_text
|
|
test.tm1 check Error Table 'test.t2' is differently defined or of non-MyISAM type or doesn't exist
|
|
test.tm1 check Error Unable to open underlying table which is differently defined or of non-MyISAM type or doesn't exist
|
|
test.tm1 check error Corrupt
|
|
ALTER TABLE t2 MODIFY a INT;
|
|
SELECT * FROM tm1;
|
|
a
|
|
CHECK TABLE tm1;
|
|
Table Op Msg_type Msg_text
|
|
test.tm1 check status OK
|
|
DROP TABLE tm1, t1, t2;
|
|
CREATE TABLE t1(c1 INT);
|
|
CREATE TABLE t2 (c1 INT) ENGINE=MERGE UNION=(t1) INSERT_METHOD=FIRST;
|
|
CREATE TABLE IF NOT EXISTS t1 SELECT * FROM t2;
|
|
Warnings:
|
|
Note 1050 Table 't1' already exists
|
|
DROP TABLE t1, t2;
|
|
CREATE TABLE t1 (id INT NOT NULL, ref INT NOT NULL, INDEX (id)) ENGINE=MyISAM;
|
|
CREATE TABLE t2 LIKE t1;
|
|
INSERT INTO t2 (id, ref) VALUES (1,3), (2,1), (3,2), (4,5), (4,4);
|
|
INSERT INTO t1 SELECT * FROM t2;
|
|
INSERT INTO t1 SELECT * FROM t2;
|
|
CREATE TABLE t3 (id INT NOT NULL, ref INT NOT NULL, INDEX (id)) ENGINE=MERGE
|
|
UNION(t1);
|
|
SELECT * FROM t3 AS a INNER JOIN t3 AS b USING (id) WHERE a.ref < b.ref;
|
|
id ref ref
|
|
4 4 5
|
|
4 4 5
|
|
4 4 5
|
|
4 4 5
|
|
SELECT * FROM t3;
|
|
id ref
|
|
1 3
|
|
2 1
|
|
3 2
|
|
4 5
|
|
4 4
|
|
1 3
|
|
2 1
|
|
3 2
|
|
4 5
|
|
4 4
|
|
DELETE FROM a USING t3 AS a INNER JOIN t3 AS b USING (id) WHERE a.ref < b.ref;
|
|
SELECT * FROM t3;
|
|
id ref
|
|
1 3
|
|
2 1
|
|
3 2
|
|
4 5
|
|
1 3
|
|
2 1
|
|
3 2
|
|
4 5
|
|
DROP TABLE t1, t2, t3;
|
|
CREATE TABLE t1(a INT);
|
|
CREATE TABLE m1(a INT) ENGINE=MERGE;
|
|
SHOW CREATE TABLE m1;
|
|
Table Create Table
|
|
m1 CREATE TABLE `m1` (
|
|
`a` int(11) DEFAULT NULL
|
|
) ENGINE=MRG_MyISAM DEFAULT CHARSET=latin1
|
|
DROP TABLE m1;
|
|
CREATE TABLE m1(a INT) ENGINE=MERGE UNION=();
|
|
SHOW CREATE TABLE m1;
|
|
Table Create Table
|
|
m1 CREATE TABLE `m1` (
|
|
`a` int(11) DEFAULT NULL
|
|
) ENGINE=MRG_MyISAM DEFAULT CHARSET=latin1
|
|
ALTER TABLE m1 UNION=(t1);
|
|
ALTER TABLE m1 UNION=();
|
|
SHOW CREATE TABLE m1;
|
|
Table Create Table
|
|
m1 CREATE TABLE `m1` (
|
|
`a` int(11) DEFAULT NULL
|
|
) ENGINE=MRG_MyISAM DEFAULT CHARSET=latin1
|
|
DROP TABLE t1, m1;
|
|
CREATE TABLE t1(a INT, KEY(a)) ENGINE=merge;
|
|
SELECT MAX(a) FROM t1;
|
|
MAX(a)
|
|
NULL
|
|
DROP TABLE t1;
|
|
CREATE TABLE t1(a INT);
|
|
CREATE TABLE t2(a VARCHAR(10));
|
|
CREATE TABLE m1(a INT) ENGINE=MERGE UNION=(t1, t2);
|
|
CREATE TABLE m2(a INT) ENGINE=MERGE UNION=(t1);
|
|
SELECT * FROM t1;
|
|
a
|
|
SELECT * FROM m1;
|
|
ERROR HY000: Unable to open underlying table which is differently defined or of non-MyISAM type or doesn't exist
|
|
SELECT * FROM m2;
|
|
a
|
|
DROP TABLE t1, t2, m1, m2;
|
|
End of 5.0 tests
|
|
create table t1 (c1 int, index(c1));
|
|
create table t2 (c1 int, index(c1)) engine=merge union=(t1);
|
|
insert into t1 values (1);
|
|
flush tables;
|
|
select * from t2;
|
|
c1
|
|
1
|
|
flush tables;
|
|
truncate table t1;
|
|
insert into t1 values (1);
|
|
flush tables;
|
|
select * from t2;
|
|
c1
|
|
1
|
|
truncate table t1;
|
|
insert into t1 values (1);
|
|
drop table t1,t2;
|
|
#
|
|
# Extra tests for TRUNCATE.
|
|
#
|
|
# Truncate MERGE table.
|
|
CREATE TABLE t1 (c1 INT, INDEX(c1));
|
|
CREATE TABLE t2 (c1 INT, INDEX(c1));
|
|
CREATE TABLE t3 (c1 INT, INDEX(c1)) ENGINE=MRG_MYISAM UNION=(t1,t2);
|
|
INSERT INTO t1 VALUES (1);
|
|
INSERT INTO t2 VALUES (2);
|
|
SELECT * FROM t3;
|
|
c1
|
|
1
|
|
2
|
|
TRUNCATE TABLE t3;
|
|
SELECT * FROM t3;
|
|
c1
|
|
#
|
|
# Truncate child table.
|
|
INSERT INTO t1 VALUES (1);
|
|
INSERT INTO t2 VALUES (2);
|
|
TRUNCATE TABLE t1;
|
|
SELECT * FROM t3;
|
|
c1
|
|
2
|
|
#
|
|
# Truncate MERGE table under locked tables.
|
|
LOCK TABLE t1 WRITE, t2 WRITE, t3 WRITE;
|
|
INSERT INTO t1 VALUES (1);
|
|
TRUNCATE TABLE t3;
|
|
SELECT * FROM t3;
|
|
c1
|
|
UNLOCK TABLES;
|
|
SELECT * FROM t1;
|
|
c1
|
|
SELECT * FROM t2;
|
|
c1
|
|
#
|
|
# Truncate child table under locked tables.
|
|
LOCK TABLE t1 WRITE, t2 WRITE, t3 WRITE;
|
|
INSERT INTO t1 VALUES (1);
|
|
INSERT INTO t2 VALUES (2);
|
|
TRUNCATE TABLE t1;
|
|
SELECT * FROM t3;
|
|
c1
|
|
2
|
|
UNLOCK TABLES;
|
|
DROP TABLE t1, t2, t3;
|
|
#
|
|
# Truncate temporary MERGE table.
|
|
CREATE TEMPORARY TABLE t1 (c1 INT, INDEX(c1));
|
|
CREATE TEMPORARY TABLE t2 (c1 INT, INDEX(c1));
|
|
CREATE TEMPORARY TABLE t3 (c1 INT, INDEX(c1)) ENGINE=MRG_MYISAM UNION=(t1,t2);
|
|
INSERT INTO t1 VALUES (1);
|
|
INSERT INTO t2 VALUES (2);
|
|
SELECT * FROM t3;
|
|
c1
|
|
1
|
|
2
|
|
TRUNCATE TABLE t3;
|
|
SELECT * FROM t3;
|
|
c1
|
|
#
|
|
# Truncate temporary child table.
|
|
INSERT INTO t1 VALUES (1);
|
|
INSERT INTO t2 VALUES (2);
|
|
TRUNCATE TABLE t1;
|
|
SELECT * FROM t3;
|
|
c1
|
|
2
|
|
#
|
|
# Truncate temporary MERGE table under locked tables.
|
|
INSERT INTO t1 VALUES (1);
|
|
CREATE TABLE t4 (c1 INT, INDEX(c1));
|
|
LOCK TABLE t4 WRITE;
|
|
TRUNCATE TABLE t3;
|
|
SELECT * FROM t3;
|
|
c1
|
|
SELECT * FROM t1;
|
|
c1
|
|
SELECT * FROM t2;
|
|
c1
|
|
#
|
|
# Truncate temporary child table under locked tables.
|
|
INSERT INTO t1 VALUES (1);
|
|
INSERT INTO t2 VALUES (2);
|
|
TRUNCATE TABLE t1;
|
|
SELECT * FROM t3;
|
|
c1
|
|
2
|
|
SELECT * FROM t1;
|
|
c1
|
|
SELECT * FROM t2;
|
|
c1
|
|
2
|
|
UNLOCK TABLES;
|
|
DROP TABLE t1, t2, t3, t4;
|
|
CREATE TABLE t1 (c1 INT) ENGINE= MyISAM;
|
|
CREATE TABLE t2 (c1 INT) ENGINE= MRG_MYISAM UNION= (t1) INSERT_METHOD= LAST;
|
|
REPAIR TABLE t1;
|
|
INSERT INTO t2 VALUES (1);
|
|
Table Op Msg_type Msg_text
|
|
test.t1 repair status OK
|
|
DROP TABLE t1, t2;
|
|
CREATE TABLE t1 (c1 INT) ENGINE= MyISAM;
|
|
CREATE TABLE t2 (c1 INT) ENGINE= MRG_MYISAM UNION= (t1) INSERT_METHOD= LAST;
|
|
LOCK TABLE t1 WRITE;
|
|
INSERT INTO t2 VALUES (1);
|
|
REPAIR TABLE t1;
|
|
Table Op Msg_type Msg_text
|
|
test.t1 repair status OK
|
|
UNLOCK TABLES;
|
|
DROP TABLE t1, t2;
|
|
CREATE TABLE t1 (c1 INT) ENGINE= MyISAM;
|
|
LOCK TABLE t1 WRITE;
|
|
INSERT INTO t1 VALUES (1);
|
|
FLUSH TABLES;
|
|
FLUSH TABLES;
|
|
SELECT * FROM t1;
|
|
c1
|
|
UNLOCK TABLES;
|
|
DROP TABLE t1;
|
|
#
|
|
# Extra tests for Bug#26379 - Combination of FLUSH TABLE and
|
|
# REPAIR TABLE corrupts a MERGE table
|
|
#
|
|
# CREATE ... SELECT is disabled for MERGE tables.
|
|
#
|
|
CREATE TABLE t1(c1 INT);
|
|
INSERT INTO t1 VALUES (1);
|
|
CREATE TABLE t2 (c1 INT) ENGINE=MRG_MYISAM UNION=(t1) INSERT_METHOD=LAST;
|
|
CREATE TABLE t3 ENGINE=MRG_MYISAM INSERT_METHOD=LAST SELECT * FROM t2;
|
|
ERROR HY000: Table 't3' is read only
|
|
SHOW CREATE TABLE t3;
|
|
ERROR 42S02: Table 'test.t3' doesn't exist
|
|
CREATE TABLE t3 ENGINE=MRG_MYISAM UNION=(t1) INSERT_METHOD=LAST
|
|
SELECT * FROM t2;
|
|
ERROR HY000: 'test.t3' is not BASE TABLE
|
|
SHOW CREATE TABLE t3;
|
|
ERROR 42S02: Table 'test.t3' doesn't exist
|
|
DROP TABLE t1, t2;
|
|
#
|
|
# Bug#37371 "CREATE TABLE LIKE merge loses UNION parameter"
|
|
# Demonstrate that this is no longer the case.
|
|
#
|
|
# 1. Create like.
|
|
CREATE TABLE t1 (c1 INT);
|
|
CREATE TABLE t2 (c1 INT);
|
|
CREATE TABLE t3 (c1 INT) ENGINE=MRG_MYISAM UNION=(t1,t2)
|
|
INSERT_METHOD=LAST;
|
|
INSERT INTO t1 VALUES (1);
|
|
INSERT INTO t2 VALUES (2);
|
|
INSERT INTO t3 VALUES (3);
|
|
CREATE TABLE t4 LIKE t3;
|
|
SHOW CREATE TABLE t4;
|
|
Table Create Table
|
|
t4 CREATE TABLE `t4` (
|
|
`c1` int(11) DEFAULT NULL
|
|
) ENGINE=MRG_MyISAM DEFAULT CHARSET=latin1 INSERT_METHOD=LAST UNION=(`t1`,`t2`)
|
|
INSERT INTO t4 VALUES (4);
|
|
DROP TABLE t4;
|
|
#
|
|
# 1. Create like with locked tables.
|
|
LOCK TABLES t3 WRITE, t2 WRITE, t1 WRITE;
|
|
CREATE TABLE t4 LIKE t3;
|
|
ERROR HY000: Table 't4' was not locked with LOCK TABLES
|
|
SHOW CREATE TABLE t4;
|
|
ERROR HY000: Table 't4' was not locked with LOCK TABLES
|
|
INSERT INTO t4 VALUES (4);
|
|
ERROR HY000: Table 't4' was not locked with LOCK TABLES
|
|
# Temporary tables can be created in spite of LOCK TABLES.
|
|
# If the temporary MERGE table uses the locked children only,
|
|
# it can even be used.
|
|
CREATE TEMPORARY TABLE t4 LIKE t3;
|
|
SHOW CREATE TABLE t4;
|
|
Table Create Table
|
|
t4 CREATE TEMPORARY TABLE `t4` (
|
|
`c1` int(11) DEFAULT NULL
|
|
) ENGINE=MRG_MyISAM DEFAULT CHARSET=latin1 INSERT_METHOD=LAST UNION=(`t1`,`t2`)
|
|
INSERT INTO t4 VALUES (4);
|
|
UNLOCK TABLES;
|
|
INSERT INTO t4 VALUES (4);
|
|
DROP TABLE t4;
|
|
#
|
|
# Rename child.
|
|
#
|
|
# 1. Normal rename of non-MERGE table.
|
|
CREATE TABLE t4 (c1 INT);
|
|
INSERT INTO t4 VALUES (4);
|
|
SELECT * FROM t4 ORDER BY c1;
|
|
c1
|
|
4
|
|
RENAME TABLE t4 TO t5;
|
|
SELECT * FROM t5 ORDER BY c1;
|
|
c1
|
|
4
|
|
RENAME TABLE t5 TO t4;
|
|
SELECT * FROM t4 ORDER BY c1;
|
|
c1
|
|
4
|
|
DROP TABLE t4;
|
|
#
|
|
# 2. Normal rename.
|
|
SELECT * FROM t3 ORDER BY c1;
|
|
c1
|
|
1
|
|
2
|
|
3
|
|
4
|
|
4
|
|
4
|
|
RENAME TABLE t2 TO t5;
|
|
SELECT * FROM t3 ORDER BY c1;
|
|
ERROR HY000: Unable to open underlying table which is differently defined or of non-MyISAM type or doesn't exist
|
|
RENAME TABLE t5 TO t2;
|
|
SELECT * FROM t3 ORDER BY c1;
|
|
c1
|
|
1
|
|
2
|
|
3
|
|
4
|
|
4
|
|
4
|
|
#
|
|
# 3. Normal rename with locked tables.
|
|
LOCK TABLES t1 WRITE, t2 WRITE, t3 WRITE;
|
|
SELECT * FROM t3 ORDER BY c1;
|
|
c1
|
|
1
|
|
2
|
|
3
|
|
4
|
|
4
|
|
4
|
|
RENAME TABLE t2 TO t5;
|
|
ERROR HY000: Can't execute the given command because you have active locked tables or an active transaction
|
|
SELECT * FROM t3 ORDER BY c1;
|
|
c1
|
|
1
|
|
2
|
|
3
|
|
4
|
|
4
|
|
4
|
|
RENAME TABLE t5 TO t2;
|
|
ERROR HY000: Can't execute the given command because you have active locked tables or an active transaction
|
|
SELECT * FROM t3 ORDER BY c1;
|
|
c1
|
|
1
|
|
2
|
|
3
|
|
4
|
|
4
|
|
4
|
|
UNLOCK TABLES;
|
|
#
|
|
# 4. Alter table rename.
|
|
ALTER TABLE t2 RENAME TO t5;
|
|
SELECT * FROM t3 ORDER BY c1;
|
|
ERROR HY000: Unable to open underlying table which is differently defined or of non-MyISAM type or doesn't exist
|
|
ALTER TABLE t5 RENAME TO t2;
|
|
SELECT * FROM t3 ORDER BY c1;
|
|
c1
|
|
1
|
|
2
|
|
3
|
|
4
|
|
4
|
|
4
|
|
#
|
|
# 5. Alter table rename with locked tables.
|
|
LOCK TABLES t1 WRITE, t2 WRITE, t3 WRITE;
|
|
ALTER TABLE t2 RENAME TO t5;
|
|
SELECT * FROM t3 ORDER BY c1;
|
|
ERROR HY000: Table 't2' was not locked with LOCK TABLES
|
|
ALTER TABLE t5 RENAME TO t2;
|
|
ERROR HY000: Table 't5' was not locked with LOCK TABLES
|
|
UNLOCK TABLES;
|
|
ALTER TABLE t5 RENAME TO t2;
|
|
SELECT * FROM t3 ORDER BY c1;
|
|
c1
|
|
1
|
|
2
|
|
3
|
|
4
|
|
4
|
|
4
|
|
#
|
|
# Rename parent.
|
|
#
|
|
# 1. Normal rename with locked tables.
|
|
LOCK TABLES t1 WRITE, t2 WRITE, t3 WRITE;
|
|
SELECT * FROM t3 ORDER BY c1;
|
|
c1
|
|
1
|
|
2
|
|
3
|
|
4
|
|
4
|
|
4
|
|
RENAME TABLE t3 TO t5;
|
|
ERROR HY000: Can't execute the given command because you have active locked tables or an active transaction
|
|
SELECT * FROM t3 ORDER BY c1;
|
|
c1
|
|
1
|
|
2
|
|
3
|
|
4
|
|
4
|
|
4
|
|
RENAME TABLE t5 TO t3;
|
|
ERROR HY000: Can't execute the given command because you have active locked tables or an active transaction
|
|
SELECT * FROM t3 ORDER BY c1;
|
|
c1
|
|
1
|
|
2
|
|
3
|
|
4
|
|
4
|
|
4
|
|
#
|
|
# 5. Alter table rename with locked tables.
|
|
ALTER TABLE t3 RENAME TO t5;
|
|
SELECT * FROM t5 ORDER BY c1;
|
|
ERROR HY000: Table 't5' was not locked with LOCK TABLES
|
|
ALTER TABLE t5 RENAME TO t3;
|
|
ERROR HY000: Table 't5' was not locked with LOCK TABLES
|
|
UNLOCK TABLES;
|
|
ALTER TABLE t5 RENAME TO t3;
|
|
SELECT * FROM t3 ORDER BY c1;
|
|
c1
|
|
1
|
|
2
|
|
3
|
|
4
|
|
4
|
|
4
|
|
DROP TABLE t1, t2, t3;
|
|
#
|
|
# Drop locked tables.
|
|
#
|
|
# 1. Drop parent.
|
|
CREATE TABLE t1 (c1 INT, INDEX(c1));
|
|
CREATE TABLE t2 (c1 INT, INDEX(c1)) ENGINE=MRG_MYISAM UNION=(t1)
|
|
INSERT_METHOD=LAST;
|
|
LOCK TABLES t1 WRITE, t2 WRITE;
|
|
INSERT INTO t1 VALUES (1);
|
|
DROP TABLE t2;
|
|
SELECT * FROM t2;
|
|
ERROR HY000: Table 't2' was not locked with LOCK TABLES
|
|
SELECT * FROM t1;
|
|
c1
|
|
1
|
|
UNLOCK TABLES;
|
|
# 2. Drop child.
|
|
CREATE TABLE t2 (c1 INT, INDEX(c1)) ENGINE=MRG_MYISAM UNION=(t1)
|
|
INSERT_METHOD=LAST;
|
|
LOCK TABLES t1 WRITE, t2 WRITE;
|
|
INSERT INTO t1 VALUES (1);
|
|
DROP TABLE t1;
|
|
SELECT * FROM t2;
|
|
ERROR HY000: Table 't1' was not locked with LOCK TABLES
|
|
SELECT * FROM t1;
|
|
ERROR HY000: Table 't1' was not locked with LOCK TABLES
|
|
UNLOCK TABLES;
|
|
DROP TABLE t2;
|
|
#
|
|
# ALTER TABLE. Change child list.
|
|
#
|
|
CREATE TABLE t1 (c1 INT, INDEX(c1));
|
|
CREATE TABLE t2 (c1 INT, INDEX(c1));
|
|
CREATE TABLE t3 (c1 INT, INDEX(c1));
|
|
INSERT INTO t1 VALUES (1);
|
|
INSERT INTO t2 VALUES (2);
|
|
INSERT INTO t3 VALUES (3);
|
|
CREATE TABLE t4 (c1 INT, INDEX(c1)) ENGINE=MRG_MYISAM UNION=(t3,t2)
|
|
INSERT_METHOD=LAST;
|
|
# Shrink child list.
|
|
ALTER TABLE t4 UNION=(t3);
|
|
SHOW CREATE TABLE t4;
|
|
Table Create Table
|
|
t4 CREATE TABLE `t4` (
|
|
`c1` int(11) DEFAULT NULL,
|
|
KEY `c1` (`c1`)
|
|
) ENGINE=MRG_MyISAM DEFAULT CHARSET=latin1 INSERT_METHOD=LAST UNION=(`t3`)
|
|
SELECT * FROM t4 ORDER BY c1;
|
|
c1
|
|
3
|
|
# Extend child list.
|
|
ALTER TABLE t4 UNION=(t3,t2);
|
|
SHOW CREATE TABLE t4;
|
|
Table Create Table
|
|
t4 CREATE TABLE `t4` (
|
|
`c1` int(11) DEFAULT NULL,
|
|
KEY `c1` (`c1`)
|
|
) ENGINE=MRG_MyISAM DEFAULT CHARSET=latin1 INSERT_METHOD=LAST UNION=(`t3`,`t2`)
|
|
SELECT * FROM t4 ORDER BY c1;
|
|
c1
|
|
2
|
|
3
|
|
#
|
|
# ALTER TABLE under LOCK TABLES. Change child list.
|
|
#
|
|
LOCK TABLES t4 WRITE, t3 WRITE, t2 WRITE;
|
|
# Shrink child list.
|
|
ALTER TABLE t4 UNION=(t3);
|
|
ERROR HY000: Can't execute the given command because you have active locked tables or an active transaction
|
|
# Extend child list within locked tables.
|
|
ALTER TABLE t4 UNION=(t3,t2);
|
|
ERROR HY000: Can't execute the given command because you have active locked tables or an active transaction
|
|
# Extend child list beyond locked tables.
|
|
ALTER TABLE t4 UNION=(t3,t2,t1);
|
|
ERROR HY000: Can't execute the given command because you have active locked tables or an active transaction
|
|
SHOW CREATE TABLE t4;
|
|
Table Create Table
|
|
t4 CREATE TABLE `t4` (
|
|
`c1` int(11) DEFAULT NULL,
|
|
KEY `c1` (`c1`)
|
|
) ENGINE=MRG_MyISAM DEFAULT CHARSET=latin1 INSERT_METHOD=LAST UNION=(`t3`,`t2`)
|
|
SELECT * FROM t4 ORDER BY c1;
|
|
c1
|
|
2
|
|
3
|
|
UNLOCK TABLES;
|
|
DROP TABLE t4;
|
|
#
|
|
# ALTER TABLE under LOCK TABLES. Grave change, table re-creation.
|
|
#
|
|
CREATE TABLE t4 (c1 INT, INDEX(c1)) ENGINE=MRG_MYISAM UNION=(t1,t2,t3)
|
|
INSERT_METHOD=LAST;
|
|
# Lock parent first and then children.
|
|
LOCK TABLES t4 WRITE, t3 WRITE, t2 WRITE, t1 WRITE;
|
|
ALTER TABLE t4 DROP INDEX c1, ADD UNIQUE INDEX (c1);
|
|
SELECT * FROM t4 ORDER BY c1;
|
|
c1
|
|
1
|
|
2
|
|
3
|
|
ALTER TABLE t2 DROP INDEX c1, ADD UNIQUE INDEX (c1);
|
|
SELECT * FROM t4 ORDER BY c1;
|
|
c1
|
|
1
|
|
2
|
|
3
|
|
UNLOCK TABLES;
|
|
# Lock children first and then parent.
|
|
LOCK TABLES t1 WRITE, t2 WRITE, t3 WRITE, t4 WRITE;
|
|
ALTER TABLE t4 DROP INDEX c1, ADD UNIQUE INDEX (c1);
|
|
SELECT * FROM t4 ORDER BY c1;
|
|
c1
|
|
1
|
|
2
|
|
3
|
|
ALTER TABLE t2 DROP INDEX c1, ADD UNIQUE INDEX (c1);
|
|
SELECT * FROM t4 ORDER BY c1;
|
|
c1
|
|
1
|
|
2
|
|
3
|
|
UNLOCK TABLES;
|
|
# Lock parent between children.
|
|
LOCK TABLES t3 WRITE, t2 WRITE, t4 WRITE, t1 WRITE;
|
|
ALTER TABLE t4 DROP INDEX c1, ADD UNIQUE INDEX (c1);
|
|
SELECT * FROM t4 ORDER BY c1;
|
|
c1
|
|
1
|
|
2
|
|
3
|
|
ALTER TABLE t2 DROP INDEX c1, ADD UNIQUE INDEX (c1);
|
|
SELECT * FROM t4 ORDER BY c1;
|
|
c1
|
|
1
|
|
2
|
|
3
|
|
UNLOCK TABLES;
|
|
DROP TABLE t1, t2, t3, t4;
|
|
#
|
|
# ALTER TABLE under LOCK TABLES. Simple change, no re-creation.
|
|
#
|
|
CREATE TABLE t1 (c1 INT);
|
|
CREATE TABLE t2 (c1 INT);
|
|
CREATE TABLE t3 (c1 INT);
|
|
CREATE TABLE t4 (c1 INT) ENGINE=MRG_MYISAM UNION=(t1,t2,t3)
|
|
INSERT_METHOD=LAST;
|
|
INSERT INTO t1 VALUES (1);
|
|
INSERT INTO t2 VALUES (2);
|
|
INSERT INTO t3 VALUES (3);
|
|
# Lock parent first and then children.
|
|
LOCK TABLES t4 WRITE, t3 WRITE, t2 WRITE, t1 WRITE;
|
|
ALTER TABLE t4 ALTER COLUMN c1 SET DEFAULT 44;
|
|
SELECT * FROM t4 ORDER BY c1;
|
|
c1
|
|
1
|
|
2
|
|
3
|
|
ALTER TABLE t2 ALTER COLUMN c1 SET DEFAULT 22;
|
|
SELECT * FROM t4 ORDER BY c1;
|
|
c1
|
|
1
|
|
2
|
|
3
|
|
UNLOCK TABLES;
|
|
# Lock children first and then parent.
|
|
LOCK TABLES t1 WRITE, t2 WRITE, t3 WRITE, t4 WRITE;
|
|
ALTER TABLE t4 ALTER COLUMN c1 SET DEFAULT 44;
|
|
SELECT * FROM t4 ORDER BY c1;
|
|
c1
|
|
1
|
|
2
|
|
3
|
|
ALTER TABLE t2 ALTER COLUMN c1 SET DEFAULT 22;
|
|
SELECT * FROM t4 ORDER BY c1;
|
|
c1
|
|
1
|
|
2
|
|
3
|
|
UNLOCK TABLES;
|
|
# Lock parent between children.
|
|
LOCK TABLES t3 WRITE, t2 WRITE, t4 WRITE, t1 WRITE;
|
|
ALTER TABLE t4 ALTER COLUMN c1 SET DEFAULT 44;
|
|
SELECT * FROM t4 ORDER BY c1;
|
|
c1
|
|
1
|
|
2
|
|
3
|
|
ALTER TABLE t2 ALTER COLUMN c1 SET DEFAULT 22;
|
|
SELECT * FROM t4 ORDER BY c1;
|
|
c1
|
|
1
|
|
2
|
|
3
|
|
UNLOCK TABLES;
|
|
#
|
|
# FLUSH TABLE under LOCK TABLES.
|
|
#
|
|
# Lock parent first and then children.
|
|
LOCK TABLES t4 WRITE, t3 WRITE, t2 WRITE, t1 WRITE;
|
|
FLUSH TABLE t4;
|
|
SELECT * FROM t4 ORDER BY c1;
|
|
c1
|
|
1
|
|
2
|
|
3
|
|
FLUSH TABLE t2;
|
|
SELECT * FROM t4 ORDER BY c1;
|
|
c1
|
|
1
|
|
2
|
|
3
|
|
FLUSH TABLES;
|
|
SELECT * FROM t4 ORDER BY c1;
|
|
c1
|
|
1
|
|
2
|
|
3
|
|
UNLOCK TABLES;
|
|
# Lock children first and then parent.
|
|
LOCK TABLES t1 WRITE, t2 WRITE, t3 WRITE, t4 WRITE;
|
|
FLUSH TABLE t4;
|
|
SELECT * FROM t4 ORDER BY c1;
|
|
c1
|
|
1
|
|
2
|
|
3
|
|
FLUSH TABLE t2;
|
|
SELECT * FROM t4 ORDER BY c1;
|
|
c1
|
|
1
|
|
2
|
|
3
|
|
FLUSH TABLES;
|
|
SELECT * FROM t4 ORDER BY c1;
|
|
c1
|
|
1
|
|
2
|
|
3
|
|
UNLOCK TABLES;
|
|
# Lock parent between children.
|
|
LOCK TABLES t3 WRITE, t2 WRITE, t4 WRITE, t1 WRITE;
|
|
FLUSH TABLE t4;
|
|
SELECT * FROM t4 ORDER BY c1;
|
|
c1
|
|
1
|
|
2
|
|
3
|
|
FLUSH TABLE t2;
|
|
SELECT * FROM t4 ORDER BY c1;
|
|
c1
|
|
1
|
|
2
|
|
3
|
|
FLUSH TABLES;
|
|
SELECT * FROM t4 ORDER BY c1;
|
|
c1
|
|
1
|
|
2
|
|
3
|
|
UNLOCK TABLES;
|
|
#
|
|
# Triggers
|
|
#
|
|
# Trigger on parent
|
|
DELETE FROM t4 WHERE c1 = 4;
|
|
CREATE TRIGGER t4_ai1 AFTER INSERT ON t4 FOR EACH ROW SET @a=1;
|
|
SET @a=0;
|
|
INSERT INTO t4 VALUES (4);
|
|
SELECT @a;
|
|
@a
|
|
1
|
|
SELECT * FROM t4 ORDER BY c1;
|
|
c1
|
|
1
|
|
2
|
|
3
|
|
4
|
|
DROP TRIGGER t4_ai1;
|
|
CHECK TABLE t3;
|
|
Table Op Msg_type Msg_text
|
|
test.t3 check status OK
|
|
# Trigger on parent under LOCK TABLES
|
|
LOCK TABLES t3 WRITE, t2 WRITE, t4 WRITE, t1 WRITE;
|
|
CREATE TRIGGER t4_ai2 AFTER INSERT ON t4 FOR EACH ROW SET @a=1;
|
|
SET @a=0;
|
|
INSERT INTO t4 VALUES (4);
|
|
SELECT @a;
|
|
@a
|
|
1
|
|
SELECT * FROM t4 ORDER BY c1;
|
|
c1
|
|
1
|
|
2
|
|
3
|
|
4
|
|
4
|
|
DROP TRIGGER t4_ai2;
|
|
UNLOCK TABLES;
|
|
CHECK TABLE t3;
|
|
Table Op Msg_type Msg_text
|
|
test.t3 check status OK
|
|
#
|
|
# Trigger on child
|
|
DELETE FROM t4 WHERE c1 = 4;
|
|
CREATE TRIGGER t3_ai3 AFTER INSERT ON t3 FOR EACH ROW SET @a=1;
|
|
SET @a=0;
|
|
INSERT INTO t4 VALUES (4);
|
|
SELECT @a;
|
|
@a
|
|
0
|
|
INSERT INTO t3 VALUES (33);
|
|
SELECT @a;
|
|
@a
|
|
1
|
|
SELECT * FROM t4 ORDER BY c1;
|
|
c1
|
|
1
|
|
2
|
|
3
|
|
4
|
|
33
|
|
DROP TRIGGER t3_ai3;
|
|
CHECK TABLE t3;
|
|
Table Op Msg_type Msg_text
|
|
test.t3 check status OK
|
|
# Trigger on child under LOCK TABLES
|
|
LOCK TABLES t3 WRITE, t2 WRITE, t4 WRITE, t1 WRITE;
|
|
CREATE TRIGGER t3_ai4 AFTER INSERT ON t3 FOR EACH ROW SET @a=1;
|
|
SET @a=0;
|
|
INSERT INTO t4 VALUES (4);
|
|
SELECT @a;
|
|
@a
|
|
0
|
|
INSERT INTO t3 VALUES (33);
|
|
SELECT @a;
|
|
@a
|
|
1
|
|
SELECT * FROM t4 ORDER BY c1;
|
|
c1
|
|
1
|
|
2
|
|
3
|
|
4
|
|
4
|
|
33
|
|
33
|
|
DELETE FROM t4 WHERE c1 = 33;
|
|
DROP TRIGGER t3_ai4;
|
|
UNLOCK TABLES;
|
|
CHECK TABLE t3;
|
|
Table Op Msg_type Msg_text
|
|
test.t3 check status OK
|
|
#
|
|
# Trigger with table use on child
|
|
DELETE FROM t4 WHERE c1 = 4;
|
|
CREATE TRIGGER t3_ai5 AFTER INSERT ON t3 FOR EACH ROW INSERT INTO t2 VALUES(22);
|
|
SELECT COUNT(*) FROM t2;
|
|
COUNT(*)
|
|
1
|
|
INSERT INTO t4 VALUES (4);
|
|
SELECT * FROM t4 ORDER BY c1;
|
|
c1
|
|
1
|
|
2
|
|
3
|
|
4
|
|
INSERT INTO t3 VALUES (33);
|
|
SELECT * FROM t4 ORDER BY c1;
|
|
c1
|
|
1
|
|
2
|
|
3
|
|
4
|
|
22
|
|
33
|
|
DELETE FROM t4 WHERE c1 = 22;
|
|
DELETE FROM t4 WHERE c1 = 33;
|
|
DROP TRIGGER t3_ai5;
|
|
UNLOCK TABLES;
|
|
CHECK TABLE t2,t3;
|
|
Table Op Msg_type Msg_text
|
|
test.t2 check status OK
|
|
test.t3 check status OK
|
|
# Trigger with table use on child under LOCK TABLES
|
|
LOCK TABLES t3 WRITE, t2 WRITE, t4 WRITE, t1 WRITE;
|
|
CREATE TRIGGER t3_ai6 AFTER INSERT ON t3 FOR EACH ROW INSERT INTO t2 VALUES(22);
|
|
INSERT INTO t4 VALUES (4);
|
|
SELECT * FROM t4 ORDER BY c1;
|
|
c1
|
|
1
|
|
2
|
|
3
|
|
4
|
|
4
|
|
INSERT INTO t3 VALUES (33);
|
|
SELECT * FROM t4 ORDER BY c1;
|
|
c1
|
|
1
|
|
2
|
|
3
|
|
4
|
|
4
|
|
22
|
|
33
|
|
DROP TRIGGER t3_ai6;
|
|
UNLOCK TABLES;
|
|
check table t2,t3,t4;
|
|
Table Op Msg_type Msg_text
|
|
test.t2 check status OK
|
|
test.t3 check status OK
|
|
test.t4 check status OK
|
|
DELETE FROM t4 WHERE c1 = 22;
|
|
DELETE FROM t4 WHERE c1 = 33;
|
|
# Trigger with table use on child under different LOCK TABLES
|
|
DELETE FROM t4 WHERE c1 = 4;
|
|
LOCK TABLES t4 WRITE,t3 WRITE, t2 WRITE, t1 WRITE;
|
|
CREATE TRIGGER t3_ai7 AFTER INSERT ON t3 FOR EACH ROW INSERT INTO t2 VALUES(22);
|
|
INSERT INTO t4 VALUES (4);
|
|
SELECT * FROM t4 ORDER BY c1;
|
|
c1
|
|
1
|
|
2
|
|
3
|
|
4
|
|
INSERT INTO t3 VALUES (33);
|
|
SELECT * FROM t4 ORDER BY c1;
|
|
c1
|
|
1
|
|
2
|
|
3
|
|
4
|
|
22
|
|
33
|
|
DROP TRIGGER t3_ai7;
|
|
UNLOCK TABLES;
|
|
check table t2,t3,t4;
|
|
Table Op Msg_type Msg_text
|
|
test.t2 check status OK
|
|
test.t3 check status OK
|
|
test.t4 check status OK
|
|
DELETE FROM t4 WHERE c1 = 22;
|
|
DELETE FROM t4 WHERE c1 = 33;
|
|
#
|
|
# Repair
|
|
#
|
|
REPAIR TABLE t4;
|
|
Table Op Msg_type Msg_text
|
|
test.t4 repair note The storage engine for the table doesn't support repair
|
|
REPAIR TABLE t2;
|
|
Table Op Msg_type Msg_text
|
|
test.t2 repair status OK
|
|
SELECT * FROM t4 ORDER BY c1;
|
|
c1
|
|
1
|
|
2
|
|
3
|
|
4
|
|
LOCK TABLES t3 WRITE, t2 WRITE, t4 WRITE, t1 WRITE;
|
|
REPAIR TABLE t4;
|
|
Table Op Msg_type Msg_text
|
|
test.t4 repair note The storage engine for the table doesn't support repair
|
|
REPAIR TABLE t2;
|
|
Table Op Msg_type Msg_text
|
|
test.t2 repair status OK
|
|
SELECT * FROM t4 ORDER BY c1;
|
|
c1
|
|
1
|
|
2
|
|
3
|
|
4
|
|
UNLOCK TABLES;
|
|
#
|
|
# Optimize
|
|
#
|
|
OPTIMIZE TABLE t4;
|
|
Table Op Msg_type Msg_text
|
|
test.t4 optimize note The storage engine for the table doesn't support optimize
|
|
OPTIMIZE TABLE t2;
|
|
Table Op Msg_type Msg_text
|
|
test.t2 optimize status OK
|
|
SELECT * FROM t4 ORDER BY c1;
|
|
c1
|
|
1
|
|
2
|
|
3
|
|
4
|
|
LOCK TABLES t3 WRITE, t2 WRITE, t4 WRITE, t1 WRITE;
|
|
OPTIMIZE TABLE t4;
|
|
Table Op Msg_type Msg_text
|
|
test.t4 optimize note The storage engine for the table doesn't support optimize
|
|
OPTIMIZE TABLE t2;
|
|
Table Op Msg_type Msg_text
|
|
test.t2 optimize status Table is already up to date
|
|
SELECT * FROM t4 ORDER BY c1;
|
|
c1
|
|
1
|
|
2
|
|
3
|
|
4
|
|
UNLOCK TABLES;
|
|
#
|
|
# Checksum
|
|
#
|
|
CHECKSUM TABLE t4;
|
|
Table Checksum
|
|
test.t4 149057747
|
|
CHECKSUM TABLE t2;
|
|
Table Checksum
|
|
test.t2 3700403066
|
|
SELECT * FROM t4 ORDER BY c1;
|
|
c1
|
|
1
|
|
2
|
|
3
|
|
4
|
|
LOCK TABLES t3 WRITE, t2 WRITE, t4 WRITE, t1 WRITE;
|
|
CHECKSUM TABLE t4;
|
|
Table Checksum
|
|
test.t4 149057747
|
|
CHECKSUM TABLE t2;
|
|
Table Checksum
|
|
test.t2 3700403066
|
|
SELECT * FROM t4 ORDER BY c1;
|
|
c1
|
|
1
|
|
2
|
|
3
|
|
4
|
|
UNLOCK TABLES;
|
|
#
|
|
# Insert delayed
|
|
#
|
|
INSERT DELAYED INTO t4 VALUES(44);
|
|
DELETE FROM t4 WHERE c1 = 44;
|
|
INSERT DELAYED INTO t3 VALUES(33);
|
|
SELECT * FROM t4 ORDER BY c1;
|
|
c1
|
|
1
|
|
2
|
|
3
|
|
4
|
|
33
|
|
LOCK TABLES t3 WRITE, t2 WRITE, t4 WRITE, t1 WRITE;
|
|
INSERT DELAYED INTO t4 VALUES(444);
|
|
Got one of the listed errors
|
|
INSERT DELAYED INTO t3 VALUES(333);
|
|
Got one of the listed errors
|
|
SELECT * FROM t4 ORDER BY c1;
|
|
c1
|
|
1
|
|
2
|
|
3
|
|
4
|
|
33
|
|
UNLOCK TABLES;
|
|
DROP TABLE t1, t2, t3, t4;
|
|
#
|
|
# Recursive inclusion of merge tables in their union clauses.
|
|
#
|
|
CREATE TABLE t1 (c1 INT, INDEX(c1));
|
|
CREATE TABLE t2 (c1 INT, INDEX(c1)) ENGINE=MRG_MYISAM UNION=(t1)
|
|
INSERT_METHOD=LAST;
|
|
CREATE TABLE t3 (c1 INT, INDEX(c1)) ENGINE=MRG_MYISAM UNION=(t2,t1)
|
|
INSERT_METHOD=LAST;
|
|
ALTER TABLE t2 UNION=(t3,t1);
|
|
SELECT * FROM t2;
|
|
ERROR HY000: Table 't3' is differently defined or of non-MyISAM type or doesn't exist
|
|
DROP TABLE t1, t2, t3;
|
|
CREATE TABLE t1 (c1 INT) ENGINE=MyISAM;
|
|
CREATE TABLE t2 (c1 INT) ENGINE=MyISAM;
|
|
CREATE TABLE t3 (c1 INT) ENGINE=MRG_MYISAM UNION=(t1,t2);
|
|
INSERT INTO t1 VALUES (1);
|
|
INSERT INTO t2 VALUES (2);
|
|
SELECT * FROM t3;
|
|
c1
|
|
1
|
|
2
|
|
TRUNCATE TABLE t1;
|
|
SELECT * FROM t3;
|
|
c1
|
|
2
|
|
DROP TABLE t1, t2, t3;
|
|
CREATE TABLE t1 (id INTEGER, grp TINYINT, id_rev INTEGER);
|
|
SET @rnd_max= 2147483647;
|
|
set @@read_buffer_size=2*1024*1024;
|
|
CREATE TABLE t2 SELECT * FROM t1;
|
|
INSERT INTO t1 (id, grp, id_rev) SELECT id, grp, id_rev FROM t2;
|
|
INSERT INTO t2 (id, grp, id_rev) SELECT id, grp, id_rev FROM t1;
|
|
INSERT INTO t1 (id, grp, id_rev) SELECT id, grp, id_rev FROM t2;
|
|
INSERT INTO t2 (id, grp, id_rev) SELECT id, grp, id_rev FROM t1;
|
|
INSERT INTO t1 (id, grp, id_rev) SELECT id, grp, id_rev FROM t2;
|
|
CREATE TABLE t3 (id INTEGER, grp TINYINT, id_rev INTEGER)
|
|
ENGINE= MRG_MYISAM UNION= (t1, t2);
|
|
SELECT COUNT(*) FROM t1;
|
|
COUNT(*)
|
|
130
|
|
SELECT COUNT(*) FROM t2;
|
|
COUNT(*)
|
|
80
|
|
SELECT COUNT(*) FROM t3;
|
|
COUNT(*)
|
|
210
|
|
SELECT COUNT(DISTINCT a1.id) FROM t3 AS a1, t3 AS a2
|
|
WHERE a1.id = a2.id GROUP BY a2.grp;
|
|
TRUNCATE TABLE t1;
|
|
SELECT COUNT(*) FROM t1;
|
|
COUNT(*)
|
|
0
|
|
SELECT COUNT(*) FROM t2;
|
|
COUNT(*)
|
|
80
|
|
SELECT COUNT(*) FROM t3;
|
|
COUNT(*)
|
|
80
|
|
DROP TABLE t1, t2, t3;
|
|
CREATE TABLE t1 (c1 INT) ENGINE=MyISAM;
|
|
CREATE TABLE t2 (c1 INT) ENGINE=MRG_MYISAM UNION=(t1) INSERT_METHOD=LAST;
|
|
INSERT INTO t2 VALUES (1);
|
|
SELECT * FROM t2;
|
|
c1
|
|
1
|
|
LOCK TABLES t2 WRITE, t1 WRITE;
|
|
FLUSH TABLES;
|
|
REPAIR TABLE t1;
|
|
Table Op Msg_type Msg_text
|
|
test.t1 repair status OK
|
|
CHECK TABLE t1;
|
|
Table Op Msg_type Msg_text
|
|
test.t1 check status OK
|
|
REPAIR TABLE t1;
|
|
Table Op Msg_type Msg_text
|
|
test.t1 repair status OK
|
|
UNLOCK TABLES;
|
|
CHECK TABLE t1 EXTENDED;
|
|
Table Op Msg_type Msg_text
|
|
test.t1 check status OK
|
|
LOCK TABLES t2 WRITE, t1 WRITE;
|
|
REPAIR TABLE t1;
|
|
Table Op Msg_type Msg_text
|
|
test.t1 repair status OK
|
|
CHECK TABLE t1;
|
|
Table Op Msg_type Msg_text
|
|
test.t1 check status OK
|
|
REPAIR TABLE t1;
|
|
Table Op Msg_type Msg_text
|
|
test.t1 repair status OK
|
|
UNLOCK TABLES;
|
|
CHECK TABLE t1 EXTENDED;
|
|
Table Op Msg_type Msg_text
|
|
test.t1 check status OK
|
|
DROP TABLE t1, t2;
|
|
CREATE TABLE t1 ( a INT ) ENGINE=MyISAM;
|
|
CREATE TABLE m1 ( a INT ) ENGINE=MRG_MYISAM UNION=(t1);
|
|
LOCK TABLES t1 WRITE, m1 WRITE;
|
|
FLUSH TABLE t1;
|
|
UNLOCK TABLES;
|
|
DROP TABLE m1, t1;
|
|
CREATE TABLE t1 ( a INT ) ENGINE=MyISAM;
|
|
CREATE TABLE m1 ( a INT ) ENGINE=MRG_MYISAM UNION=(t1);
|
|
LOCK TABLES m1 WRITE, t1 WRITE;
|
|
FLUSH TABLE t1;
|
|
UNLOCK TABLES;
|
|
DROP TABLE m1, t1;
|
|
CREATE TABLE t1 (c1 INT, c2 INT) ENGINE= MyISAM;
|
|
CREATE TABLE t2 (c1 INT, c2 INT) ENGINE= MyISAM;
|
|
CREATE TABLE t3 (c1 INT, c2 INT) ENGINE= MRG_MYISAM UNION(t1, t2);
|
|
INSERT INTO t1 VALUES (1, 1);
|
|
INSERT INTO t2 VALUES (2, 2);
|
|
SELECT * FROM t3;
|
|
c1 c2
|
|
1 1
|
|
2 2
|
|
ALTER TABLE t1 ENGINE= MEMORY;
|
|
INSERT INTO t1 VALUES (0, 0);
|
|
SELECT * FROM t3;
|
|
ERROR HY000: Unable to open underlying table which is differently defined or of non-MyISAM type or doesn't exist
|
|
DROP TABLE t1, t2, t3;
|
|
CREATE TABLE t1 (c1 INT, KEY(c1));
|
|
CREATE TABLE t2 (c1 INT, KEY(c1)) ENGINE=MRG_MYISAM UNION=(t1)
|
|
INSERT_METHOD=FIRST;
|
|
LOCK TABLE t1 WRITE, t2 WRITE;
|
|
FLUSH TABLES t2, t1;
|
|
OPTIMIZE TABLE t1;
|
|
Table Op Msg_type Msg_text
|
|
test.t1 optimize status Table is already up to date
|
|
FLUSH TABLES t1;
|
|
UNLOCK TABLES;
|
|
FLUSH TABLES;
|
|
INSERT INTO t1 VALUES (1);
|
|
LOCK TABLE t1 WRITE, t2 WRITE;
|
|
FLUSH TABLES t2, t1;
|
|
OPTIMIZE TABLE t1;
|
|
Table Op Msg_type Msg_text
|
|
test.t1 optimize status OK
|
|
FLUSH TABLES t1;
|
|
UNLOCK TABLES;
|
|
DROP TABLE t1, t2;
|
|
CREATE TABLE t1 (ID INT) ENGINE=MYISAM;
|
|
CREATE TABLE m1 (ID INT) ENGINE=MRG_MYISAM UNION=(t1) INSERT_METHOD=FIRST;
|
|
INSERT INTO t1 VALUES ();
|
|
INSERT INTO m1 VALUES ();
|
|
LOCK TABLE t1 WRITE, m1 WRITE;
|
|
FLUSH TABLES m1, t1;
|
|
OPTIMIZE TABLE t1;
|
|
Table Op Msg_type Msg_text
|
|
test.t1 optimize status OK
|
|
FLUSH TABLES m1, t1;
|
|
UNLOCK TABLES;
|
|
DROP TABLE t1, m1;
|
|
CREATE TABLE tm1 (c1 INT) ENGINE=MRG_MYISAM UNION=(t1) INSERT_METHOD=FIRST;
|
|
SELECT * FROM INFORMATION_SCHEMA.TABLES WHERE
|
|
TABLE_SCHEMA = 'test' and TABLE_NAME='tm1';
|
|
TABLE_CATALOG TABLE_SCHEMA TABLE_NAME TABLE_TYPE ENGINE VERSION ROW_FORMAT TABLE_ROWS AVG_ROW_LENGTH DATA_LENGTH MAX_DATA_LENGTH INDEX_LENGTH DATA_FREE AUTO_INCREMENT CREATE_TIME UPDATE_TIME CHECK_TIME TABLE_COLLATION CHECKSUM CREATE_OPTIONS TABLE_COMMENT
|
|
def test tm1 BASE TABLE NULL NULL NULL # # # # # # # # # # NULL # # Unable to open underlying table which is differently defined or of non-MyISAM type or doesn't exist
|
|
Warnings:
|
|
Warning 1168 Unable to open underlying table which is differently defined or of non-MyISAM type or doesn't exist
|
|
DROP TABLE tm1;
|
|
CREATE TABLE t1(C1 INT, C2 INT, KEY C1(C1), KEY C2(C2)) ENGINE=MYISAM;
|
|
CREATE TABLE t2(C1 INT, C2 INT, KEY C1(C1), KEY C2(C2)) ENGINE=MYISAM;
|
|
CREATE TABLE t3(C1 INT, C2 INT, KEY C1(C1), KEY C2(C2)) ENGINE=MYISAM;
|
|
CREATE TABLE t4(C1 INT, C2 INT, KEY C1(C1), KEY C2(C2))
|
|
ENGINE=MRG_MYISAM UNION=(t1, t2, t3);
|
|
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 t3 VALUES (3,1), (3,2),(3,3), (3,4);
|
|
EXPLAIN SELECT COUNT(*) FROM t1;
|
|
id select_type table type possible_keys key key_len ref rows Extra
|
|
1 SIMPLE NULL NULL NULL NULL NULL NULL NULL Select tables optimized away
|
|
EXPLAIN SELECT COUNT(*) FROM t4;
|
|
id select_type table type possible_keys key key_len ref rows Extra
|
|
1 SIMPLE NULL NULL NULL NULL NULL NULL NULL Select tables optimized away
|
|
DROP TABLE t1, t2, t3, t4;
|
|
CREATE TABLE t1(a INT, KEY(a));
|
|
INSERT INTO t1 VALUES(0),(1),(2),(3),(4);
|
|
ANALYZE TABLE t1;
|
|
Table Op Msg_type Msg_text
|
|
test.t1 analyze status OK
|
|
CREATE TABLE m1(a INT, KEY(a)) ENGINE=MERGE UNION=(t1);
|
|
SELECT CARDINALITY FROM INFORMATION_SCHEMA.STATISTICS WHERE TABLE_SCHEMA='test' AND TABLE_NAME='m1';
|
|
CARDINALITY
|
|
5
|
|
SELECT CARDINALITY FROM INFORMATION_SCHEMA.STATISTICS WHERE TABLE_SCHEMA='test' AND TABLE_NAME='m1';
|
|
CARDINALITY
|
|
5
|
|
SELECT CARDINALITY FROM INFORMATION_SCHEMA.STATISTICS WHERE TABLE_SCHEMA='test' AND TABLE_NAME='m1';
|
|
CARDINALITY
|
|
5
|
|
SELECT CARDINALITY FROM INFORMATION_SCHEMA.STATISTICS WHERE TABLE_SCHEMA='test' AND TABLE_NAME='m1';
|
|
CARDINALITY
|
|
5
|
|
DROP TABLE t1, m1;
|
|
#
|
|
# Bug #40675 MySQL 5.1 crash with index merge algorithm and Merge tables
|
|
#
|
|
# create MYISAM table t1 and insert values into it
|
|
CREATE TABLE t1(a INT);
|
|
INSERT INTO t1 VALUES(1);
|
|
# create MYISAM table t2 and insert values into it
|
|
CREATE TABLE t2(a INT, b INT, dummy CHAR(16) DEFAULT '', KEY(a), KEY(b));
|
|
INSERT INTO t2(a,b) VALUES
|
|
(0,0),(0,0),(0,0),(0,0),(0,0),(0,0),(0,0),(0,0),(0,0),(0,0),
|
|
(0,0),(0,0),(0,0),(0,0),(0,0),(0,0),(0,0),(0,0),(0,0),(0,0),
|
|
(0,0),(0,0),(0,0),(0,0),(0,0),(0,0),(0,0),(0,0),(0,0),(0,0),
|
|
(0,0),(0,0),(0,0),(0,0),(0,0),(0,0),(0,0),(0,0),(0,0),(0,0),
|
|
(0,0),(0,0),(0,0),(0,0),(0,0),(0,0),(0,0),(0,0),(0,0),(0,0),
|
|
(0,0),(0,0),(0,0),(0,0),(0,0),(0,0),(0,0),(0,0),(0,0),(0,0),
|
|
(0,0),(0,0),(0,0),(0,0),(0,0),(0,0),(0,0),(0,0),(0,0),(0,0),
|
|
(0,0),(0,0),(0,0),(0,0),(0,0),(0,0),(0,0),(0,0),(0,0),(0,0),
|
|
(0,0),(0,0),(0,0),(0,0),(0,0),(0,0),(0,0),(0,0),(0,0),(0,0),
|
|
(0,0),(0,0),(0,0),(0,0),(0,0),(0,0),(0,0),(0,0),(0,0),(0,0),
|
|
(0,0),(0,0),(0,0),(0,0),(0,0),(0,0),(0,0),(0,0),(0,0),(0,0),
|
|
(0,0),(0,0),(0,0),(0,0),(0,0),(0,0),(0,0),(0,0),(0,0),(0,0),
|
|
(0,0),(0,0),(0,0),(0,0),(0,0),(0,0),(0,0),(0,0),(0,0),(0,0),
|
|
(0,0),(0,0),(0,0),(0,0),(0,0),(0,0),(0,0),(0,0),(0,0),(0,0),
|
|
(0,0),(0,0),(0,0),(0,0),(0,0),(0,0),(0,0),(0,0),(0,0),(0,0),
|
|
(0,0),(0,0),(0,0),(0,0),(0,0),(0,0),(0,0),(0,0),(0,0),(0,0),
|
|
(0,0),(0,0),(0,0),(0,0),(0,0),(0,0),(0,0),(0,0),(0,0),(0,0),
|
|
(0,0),(0,0),(0,0),(0,0),(0,0),(0,0),(0,0),(0,0),(0,0),(0,0),
|
|
(1,2);
|
|
# Create the merge table t3
|
|
CREATE TABLE t3(a INT, b INT, dummy CHAR(16) DEFAULT '', KEY(a), KEY(b))
|
|
ENGINE=MERGE UNION=(t2) INSERT_METHOD=FIRST;
|
|
# Lock tables t1 and t3 for write
|
|
LOCK TABLES t1 WRITE, t3 WRITE;
|
|
# Insert values into the merge table t3
|
|
INSERT INTO t3(a,b) VALUES(1,2);
|
|
# select from the join of t2 and t3 (The merge table)
|
|
SELECT t3.a FROM t1,t3 WHERE t3.b=2 AND t3.a=1;
|
|
a
|
|
1
|
|
1
|
|
# Unlock the tables
|
|
UNLOCK TABLES;
|
|
# drop the created tables
|
|
DROP TABLE t1, t2, t3;
|
|
# insert duplicate value in child table while merge table doesn't have key
|
|
create table t1 (
|
|
col1 int(10),
|
|
primary key (col1)
|
|
) ENGINE=MyISAM DEFAULT CHARSET=latin1;
|
|
CREATE TABLE m1 (
|
|
col1 int(10) NOT NULL
|
|
) ENGINE=MRG_MyISAM DEFAULT CHARSET=latin1 INSERT_METHOD=LAST UNION=(t1);
|
|
insert into m1 (col1) values (1);
|
|
insert into m1 (col1) values (1);
|
|
ERROR 23000: Duplicate entry '' for key '*UNKNOWN*'
|
|
drop table m1, t1;
|
|
#
|
|
# Bug#45800 crash when replacing into a merge table and there is a duplicate
|
|
#
|
|
# Replace duplicate value in child table when merge table doesn't have key
|
|
CREATE TABLE t1 (c1 INT PRIMARY KEY) ENGINE=MyISAM;
|
|
CREATE TABLE m1 (c1 INT NOT NULL) ENGINE=MRG_MyISAM INSERT_METHOD=LAST UNION=(t1);
|
|
INSERT INTO m1 VALUES (666);
|
|
SELECT * FROM m1;
|
|
c1
|
|
666
|
|
# insert the duplicate value into the merge table
|
|
REPLACE INTO m1 VALUES (666);
|
|
SELECT * FROM m1;
|
|
c1
|
|
666
|
|
DROP TABLE m1, t1;
|
|
# Insert... on duplicate key update (with duplicate values in the table)
|
|
CREATE TABLE t1 (c1 INT PRIMARY KEY) ENGINE=MyISAM;
|
|
CREATE TABLE m1 (c1 INT NOT NULL) ENGINE=MRG_MyISAM INSERT_METHOD=LAST UNION=(t1);
|
|
INSERT INTO m1 VALUES (666);
|
|
SELECT * FROM m1;
|
|
c1
|
|
666
|
|
# insert the duplicate value into the merge table
|
|
INSERT INTO m1 VALUES (666) ON DUPLICATE KEY UPDATE c1=c1+1;
|
|
SELECT * FROM m1;
|
|
c1
|
|
667
|
|
DROP TABLE m1, t1;
|
|
# Insert duplicate value on MERGE table, where, MERGE has a key but MyISAM has more keys
|
|
CREATE TABLE t1 (c1 INT, c2 INT, UNIQUE (c1), UNIQUE (c2));
|
|
CREATE TABLE m1 (c1 INT, c2 INT, UNIQUE (c1)) ENGINE=MRG_MyISAM INSERT_METHOD=LAST UNION=(t1);
|
|
INSERT INTO m1 VALUES (1,2);
|
|
# insert the duplicate value into the merge table
|
|
INSERT INTO m1 VALUES (3,2);
|
|
ERROR 23000: Duplicate entry '' for key '*UNKNOWN*'
|
|
DROP TABLE m1,t1;
|
|
# Try to define MERGE and MyISAM with keys on different columns
|
|
CREATE TABLE t1 (c1 INT, c2 INT, UNIQUE (c1));
|
|
CREATE TABLE m1 (c1 INT, c2 INT, UNIQUE (c2)) ENGINE=MRG_MyISAM INSERT_METHOD=LAST UNION=(t1);
|
|
# Try accessing the merge table for inserts (error occurs)
|
|
INSERT INTO m1 VALUES (1,2);
|
|
ERROR HY000: Unable to open underlying table which is differently defined or of non-MyISAM type or doesn't exist
|
|
INSERT INTO m1 VALUES (1,4);
|
|
ERROR HY000: Unable to open underlying table which is differently defined or of non-MyISAM type or doesn't exist
|
|
DROP TABLE m1,t1;
|
|
CREATE TABLE t1 (
|
|
col1 INT(10)
|
|
) ENGINE=MyISAM DEFAULT CHARSET=latin1;
|
|
CREATE VIEW v1 as SELECT * FROM t1;
|
|
CREATE TABLE m1 (
|
|
col1 INT(10)
|
|
)ENGINE=MRG_MyISAM DEFAULT CHARSET=latin1 INSERT_METHOD=LAST UNION=(v1);
|
|
#Select should detect that the child table is a view and fail.
|
|
SELECT * FROM m1;
|
|
ERROR HY000: Unable to open underlying table which is differently defined or of non-MyISAM type or doesn't exist
|
|
DROP VIEW v1;
|
|
DROP TABLE m1, t1;
|
|
#
|
|
# Bug #45796: invalid memory reads and writes when altering merge and
|
|
# base tables
|
|
#
|
|
CREATE TABLE t1(c1 INT) ENGINE=MyISAM;
|
|
CREATE TABLE m1(c1 INT) ENGINE=MERGE UNION=(t1);
|
|
ALTER TABLE m1 ADD INDEX idx_c1(c1);
|
|
SELECT * FROM m1;
|
|
ERROR HY000: Unable to open underlying table which is differently defined or of non-MyISAM type or doesn't exist
|
|
ALTER TABLE t1 ADD INDEX idx_c1(c1);
|
|
SELECT * FROM m1;
|
|
c1
|
|
DROP TABLE m1;
|
|
DROP TABLE t1;
|
|
#
|
|
# Bug45781 infinite hang/crash in "opening tables" after handler tries to
|
|
# open merge table
|
|
#
|
|
DROP TABLE IF EXISTS m1,t1;
|
|
CREATE TABLE t1(a int)engine=myisam;
|
|
CREATE TABLE t2(a int)engine=myisam;
|
|
CREATE TABLE t3(a int)engine=myisam;
|
|
CREATE TABLE t4(a int)engine=myisam;
|
|
CREATE TABLE t5(a int)engine=myisam;
|
|
CREATE TABLE t6(a int)engine=myisam;
|
|
CREATE TABLE t7(a int)engine=myisam;
|
|
CREATE TABLE m1(a int)engine=merge union=(t1,t2,t3,t4,t5,t6,t7);
|
|
SELECT 1 FROM m1;
|
|
1
|
|
HANDLER m1 OPEN;
|
|
ERROR HY000: Table storage engine for 'm1' doesn't have this option
|
|
DROP TABLE m1,t1,t2,t3,t4,t5,t6,t7;
|
|
SELECT 1 FROM m1;
|
|
ERROR 42S02: Table 'test.m1' doesn't exist
|
|
#
|
|
# Bug #46614: Assertion in show_create_trigger()
|
|
#
|
|
CREATE TABLE t1(a int);
|
|
CREATE TABLE t2(a int);
|
|
CREATE TABLE t3(a int) ENGINE = MERGE UNION(t1, t2);
|
|
CREATE TRIGGER tr1 AFTER INSERT ON t3 FOR EACH ROW CALL foo();
|
|
SHOW CREATE TRIGGER tr1;
|
|
Trigger sql_mode SQL Original Statement character_set_client collation_connection Database Collation
|
|
tr1 CREATE DEFINER=`root`@`localhost` TRIGGER tr1 AFTER INSERT ON t3 FOR EACH ROW CALL foo() latin1 latin1_swedish_ci latin1_swedish_ci
|
|
DROP TRIGGER tr1;
|
|
DROP TABLE t1, t2, t3;
|
|
#
|
|
# BUG#48265 - MRG_MYISAM problem (works in 5.0.85, does't work in 5.1.40)
|
|
#
|
|
CREATE DATABASE `test/1`;
|
|
CREATE TABLE `test/1`.`t/1`(a INT);
|
|
CREATE TABLE m1(a INT) ENGINE=MERGE UNION=(`test/1`.`t/1`);
|
|
SELECT * FROM m1;
|
|
a
|
|
SHOW CREATE TABLE m1;
|
|
Table Create Table
|
|
m1 CREATE TABLE `m1` (
|
|
`a` int(11) DEFAULT NULL
|
|
) ENGINE=MRG_MyISAM DEFAULT CHARSET=latin1 UNION=(`test/1`.`t/1`)
|
|
DROP TABLE m1;
|
|
CREATE TABLE `test/1`.m1(a INT) ENGINE=MERGE UNION=(`test/1`.`t/1`);
|
|
SELECT * FROM `test/1`.m1;
|
|
a
|
|
SHOW CREATE TABLE `test/1`.m1;
|
|
Table Create Table
|
|
m1 CREATE TABLE `m1` (
|
|
`a` int(11) DEFAULT NULL
|
|
) ENGINE=MRG_MyISAM DEFAULT CHARSET=latin1 UNION=(`t/1`)
|
|
DROP TABLE `test/1`.m1;
|
|
DROP TABLE `test/1`.`t/1`;
|
|
CREATE TEMPORARY TABLE `test/1`.`t/1`(a INT);
|
|
CREATE TEMPORARY TABLE m1(a INT) ENGINE=MERGE UNION=(`test/1`.`t/1`);
|
|
SELECT * FROM m1;
|
|
a
|
|
SHOW CREATE TABLE m1;
|
|
Table Create Table
|
|
m1 CREATE TEMPORARY TABLE `m1` (
|
|
`a` int(11) DEFAULT NULL
|
|
) ENGINE=MRG_MyISAM DEFAULT CHARSET=latin1 UNION=(`test/1`.`t/1`)
|
|
DROP TABLE m1;
|
|
CREATE TEMPORARY TABLE `test/1`.m1(a INT) ENGINE=MERGE UNION=(`test/1`.`t/1`);
|
|
SELECT * FROM `test/1`.m1;
|
|
a
|
|
SHOW CREATE TABLE `test/1`.m1;
|
|
Table Create Table
|
|
m1 CREATE TEMPORARY TABLE `m1` (
|
|
`a` int(11) DEFAULT NULL
|
|
) ENGINE=MRG_MyISAM DEFAULT CHARSET=latin1 UNION=(`t/1`)
|
|
DROP TABLE `test/1`.m1;
|
|
DROP TABLE `test/1`.`t/1`;
|
|
DROP DATABASE `test/1`;
|
|
CREATE TABLE `t@1`(a INT);
|
|
SELECT * FROM m1;
|
|
a
|
|
SHOW CREATE TABLE m1;
|
|
Table Create Table
|
|
m1 CREATE TABLE `m1` (
|
|
`a` int(11) DEFAULT NULL
|
|
) ENGINE=MRG_MyISAM DEFAULT CHARSET=latin1 UNION=(`t@1`)
|
|
DROP TABLE `t@1`;
|
|
CREATE DATABASE `test@1`;
|
|
CREATE TABLE `test@1`.`t@1`(a INT);
|
|
FLUSH TABLE m1;
|
|
SELECT * FROM m1;
|
|
a
|
|
SHOW CREATE TABLE m1;
|
|
Table Create Table
|
|
m1 CREATE TABLE `m1` (
|
|
`a` int(11) DEFAULT NULL
|
|
) ENGINE=MRG_MyISAM DEFAULT CHARSET=latin1 UNION=(`test@1`.`t@1`)
|
|
DROP TABLE m1;
|
|
DROP TABLE `test@1`.`t@1`;
|
|
DROP DATABASE `test@1`;
|
|
#
|
|
# Bug#51494c rash with join, explain and 'sounds like' operator
|
|
#
|
|
CREATE TABLE t1 (a INT) ENGINE=MYISAM;
|
|
INSERT INTO t1 VALUES(1);
|
|
CREATE TABLE t2 (b INT NOT NULL,c INT,d INT,e BLOB NOT NULL,
|
|
KEY idx0 (d, c)) ENGINE=MERGE;
|
|
EXPLAIN SELECT * FROM t1 NATURAL RIGHT JOIN
|
|
t2 WHERE b SOUNDS LIKE e AND d = 1;
|
|
id select_type table type possible_keys key key_len ref rows Extra
|
|
1 SIMPLE NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables
|
|
DROP TABLE t2, t1;
|
|
#
|
|
# Bug#46339 - crash on REPAIR TABLE merge table USE_FRM
|
|
#
|
|
DROP TABLE IF EXISTS m1, t1;
|
|
CREATE TABLE t1 (c1 INT) ENGINE=MYISAM;
|
|
CREATE TABLE m1 (c1 INT) ENGINE=MRG_MyISAM UNION=(t1) INSERT_METHOD=LAST;
|
|
LOCK TABLE m1 READ;
|
|
REPAIR TABLE m1 USE_FRM;
|
|
Table Op Msg_type Msg_text
|
|
test.m1 repair Error Table 'm1' was locked with a READ lock and can't be updated
|
|
test.m1 repair status Operation failed
|
|
UNLOCK TABLES;
|
|
REPAIR TABLE m1 USE_FRM;
|
|
Table Op Msg_type Msg_text
|
|
test.m1 repair note The storage engine for the table doesn't support repair
|
|
DROP TABLE m1,t1;
|
|
CREATE TABLE m1 (f1 BIGINT) ENGINE=MRG_MyISAM UNION(t1);
|
|
REPAIR TABLE m1 USE_FRM;
|
|
Table Op Msg_type Msg_text
|
|
test.m1 repair Warning Can't open table
|
|
test.m1 repair error Corrupt
|
|
CREATE TABLE t1 (f1 BIGINT) ENGINE = MyISAM;
|
|
REPAIR TABLE m1 USE_FRM;
|
|
Table Op Msg_type Msg_text
|
|
test.m1 repair note The storage engine for the table doesn't support repair
|
|
REPAIR TABLE m1;
|
|
Table Op Msg_type Msg_text
|
|
test.m1 repair note The storage engine for the table doesn't support repair
|
|
DROP TABLE m1, t1;
|
|
CREATE TEMPORARY TABLE m1 (f1 BIGINT) ENGINE=MRG_MyISAM UNION(t1);
|
|
REPAIR TABLE m1 USE_FRM;
|
|
Table Op Msg_type Msg_text
|
|
test.m1 repair Error Table 'test.m1' doesn't exist
|
|
test.m1 repair error Corrupt
|
|
CREATE TEMPORARY TABLE t1 (f1 BIGINT) ENGINE=MyISAM;
|
|
REPAIR TABLE m1 USE_FRM;
|
|
Table Op Msg_type Msg_text
|
|
m1 repair error Cannot repair temporary table from .frm file
|
|
REPAIR TABLE m1;
|
|
Table Op Msg_type Msg_text
|
|
test.m1 repair note The storage engine for the table doesn't support repair
|
|
DROP TABLE m1, t1;
|
|
End of 5.1 tests
|
|
#
|
|
# An additional test case for Bug#27430 Crash in subquery code
|
|
# when in PS and table DDL changed after PREPARE
|
|
#
|
|
# Test merge table with too many merge children.
|
|
#
|
|
drop table if exists t_parent;
|
|
set @save_table_definition_cache=@@global.table_definition_cache;
|
|
#
|
|
# Set @@global.table_definition_cache to minimum
|
|
#
|
|
set @@global.table_definition_cache=400;
|
|
set @a=null;
|
|
#
|
|
# Create 400 merge children
|
|
#
|
|
set @a=concat("create table t_parent (a int) union(", @a,
|
|
") insert_method=first engine=mrg_myisam");
|
|
prepare stmt from @a;
|
|
execute stmt;
|
|
prepare stmt from "select * from t_parent";
|
|
execute stmt;
|
|
ERROR HY000: Prepared statement needs to be re-prepared
|
|
execute stmt;
|
|
ERROR HY000: Prepared statement needs to be re-prepared
|
|
execute stmt;
|
|
ERROR HY000: Prepared statement needs to be re-prepared
|
|
deallocate prepare stmt;
|
|
#
|
|
# Create merge parent
|
|
#
|
|
#
|
|
# Cleanup
|
|
#
|
|
drop table t_parent;
|
|
set @@global.table_definition_cache=@save_table_definition_cache;
|
|
DROP DATABASE IF EXISTS mysql_test1;
|
|
CREATE DATABASE mysql_test1;
|
|
CREATE TABLE t1 ... DATA DIRECTORY=... INDEX DIRECTORY=...
|
|
CREATE TABLE mysql_test1.t2 ... DATA DIRECTORY=... INDEX DIRECTORY=...
|
|
CREATE TABLE m1 (c1 INT) ENGINE=MRG_MYISAM UNION=(t1,mysql_test1.t2)
|
|
INSERT_METHOD=LAST;
|
|
INSERT INTO t1 VALUES (1);
|
|
INSERT INTO mysql_test1.t2 VALUES (2);
|
|
SELECT * FROM m1;
|
|
c1
|
|
1
|
|
2
|
|
DROP TABLE t1, mysql_test1.t2, m1;
|
|
DROP DATABASE mysql_test1;
|
|
CREATE TABLE t1 (c1 INT);
|
|
CREATE TABLE t2 (c1 INT);
|
|
INSERT INTO t1 (c1) VALUES (1);
|
|
CREATE TABLE tm1 (c1 INT) ENGINE=MRG_MYISAM UNION=(t1,t2) INSERT_METHOD=FIRST;
|
|
CREATE TABLE t3 (c1 INT);
|
|
INSERT INTO t3 (c1) VALUES (1);
|
|
CREATE FUNCTION f1() RETURNS INT RETURN (SELECT MAX(c1) FROM t3);
|
|
CREATE VIEW v1 AS SELECT foo.c1 c1, f1() c2, bar.c1 c3, f1() c4
|
|
FROM tm1 foo, tm1 bar, t3;
|
|
SELECT * FROM v1;
|
|
c1 c2 c3 c4
|
|
1 1 1 1
|
|
DROP FUNCTION f1;
|
|
DROP VIEW v1;
|
|
DROP TABLE tm1, t1, t2, t3;
|
|
CREATE TEMPORARY TABLE t1 (c1 INT);
|
|
CREATE TEMPORARY TABLE t2 (c1 INT);
|
|
CREATE TEMPORARY TABLE tm1 (c1 INT) ENGINE=MRG_MYISAM UNION=(t1,t2)
|
|
INSERT_METHOD=FIRST;
|
|
CREATE FUNCTION f1() RETURNS INT RETURN (SELECT MAX(c1) FROM tm1);
|
|
INSERT INTO tm1 (c1) VALUES (1);
|
|
SELECT f1() FROM (SELECT 1) AS c1;
|
|
f1()
|
|
1
|
|
DROP FUNCTION f1;
|
|
DROP TABLE tm1, t1, t2;
|
|
CREATE FUNCTION f1() RETURNS INT
|
|
BEGIN
|
|
CREATE TEMPORARY TABLE t1 (c1 INT);
|
|
CREATE TEMPORARY TABLE t2 (c1 INT);
|
|
CREATE TEMPORARY TABLE tm1 (c1 INT) ENGINE=MRG_MYISAM UNION=(t1,t2);
|
|
INSERT INTO t1 (c1) VALUES (1);
|
|
RETURN (SELECT MAX(c1) FROM tm1);
|
|
END|
|
|
SELECT f1() FROM (SELECT 1 UNION SELECT 1) c1;
|
|
f1()
|
|
1
|
|
DROP FUNCTION f1;
|
|
DROP TABLE tm1, t1, t2;
|
|
CREATE TABLE t1 (c1 INT) ENGINE=MyISAM;
|
|
CREATE TABLE tm1 (c1 INT) ENGINE=MRG_MYISAM UNION=(t1) INSERT_METHOD=LAST;
|
|
INSERT INTO tm1 VALUES (1);
|
|
SELECT * FROM tm1;
|
|
c1
|
|
1
|
|
DROP TABLE tm1, t1;
|
|
CREATE FUNCTION f1() RETURNS INT
|
|
BEGIN
|
|
INSERT INTO tm1 VALUES (1);
|
|
RETURN (SELECT MAX(c1) FROM tm1);
|
|
END|
|
|
CREATE TABLE t1 (c1 INT) ENGINE=MyISAM;
|
|
CREATE TABLE tm1 (c1 INT) ENGINE=MRG_MYISAM UNION=(t1) INSERT_METHOD=LAST;
|
|
SELECT f1();
|
|
f1()
|
|
1
|
|
DROP FUNCTION f1;
|
|
DROP TABLE tm1, t1;
|
|
CREATE TABLE t1 (c1 INT) ENGINE=MyISAM;
|
|
CREATE TABLE tm1 (c1 INT) ENGINE=MRG_MYISAM UNION=(t1) INSERT_METHOD=LAST;
|
|
LOCK TABLE tm1 WRITE;
|
|
INSERT INTO tm1 VALUES (1);
|
|
SELECT * FROM tm1;
|
|
c1
|
|
1
|
|
UNLOCK TABLES;
|
|
DROP TABLE tm1, t1;
|
|
CREATE FUNCTION f1() RETURNS INT
|
|
BEGIN
|
|
INSERT INTO tm1 VALUES (1);
|
|
RETURN (SELECT MAX(c1) FROM tm1);
|
|
END|
|
|
CREATE TABLE t1 (c1 INT) ENGINE=MyISAM;
|
|
CREATE TABLE tm1 (c1 INT) ENGINE=MRG_MYISAM UNION=(t1) INSERT_METHOD=LAST;
|
|
LOCK TABLE tm1 WRITE;
|
|
SELECT f1();
|
|
f1()
|
|
1
|
|
UNLOCK TABLES;
|
|
DROP FUNCTION f1;
|
|
DROP TABLE tm1, t1;
|
|
CREATE TABLE t1 (c1 INT) ENGINE=MyISAM;
|
|
CREATE TABLE t2 (c1 INT) ENGINE=MyISAM;
|
|
CREATE TABLE tm1 (c1 INT) ENGINE=MRG_MYISAM UNION=(t1) INSERT_METHOD=LAST;
|
|
CREATE TRIGGER t2_ai AFTER INSERT ON t2
|
|
FOR EACH ROW INSERT INTO tm1 VALUES(11);
|
|
LOCK TABLE t2 WRITE;
|
|
INSERT INTO t2 VALUES (2);
|
|
SELECT * FROM tm1;
|
|
c1
|
|
11
|
|
SELECT * FROM t2;
|
|
c1
|
|
2
|
|
UNLOCK TABLES;
|
|
DROP TRIGGER t2_ai;
|
|
DROP TABLE tm1, t1, t2;
|
|
CREATE TEMPORARY TABLE t1 (c1 INT) ENGINE=MyISAM;
|
|
CREATE TEMPORARY TABLE tm1 (c1 INT) ENGINE=MRG_MYISAM UNION=(t1)
|
|
INSERT_METHOD=LAST;
|
|
INSERT INTO tm1 VALUES (1);
|
|
SELECT * FROM tm1;
|
|
c1
|
|
1
|
|
DROP TABLE tm1, t1;
|
|
CREATE FUNCTION f1() RETURNS INT
|
|
BEGIN
|
|
INSERT INTO tm1 VALUES (1);
|
|
RETURN (SELECT MAX(c1) FROM tm1);
|
|
END|
|
|
CREATE TEMPORARY TABLE t1 (c1 INT) ENGINE=MyISAM;
|
|
CREATE TEMPORARY TABLE tm1 (c1 INT) ENGINE=MRG_MYISAM UNION=(t1)
|
|
INSERT_METHOD=LAST;
|
|
SELECT f1();
|
|
f1()
|
|
1
|
|
DROP FUNCTION f1;
|
|
DROP TABLE tm1, t1;
|
|
CREATE TEMPORARY TABLE t1 (c1 INT) ENGINE=MyISAM;
|
|
CREATE TEMPORARY TABLE tm1 (c1 INT) ENGINE=MRG_MYISAM UNION=(t1)
|
|
INSERT_METHOD=LAST;
|
|
CREATE TABLE t9 (c1 INT) ENGINE=MyISAM;
|
|
LOCK TABLE t9 WRITE;
|
|
INSERT INTO tm1 VALUES (1);
|
|
SELECT * FROM tm1;
|
|
c1
|
|
1
|
|
UNLOCK TABLES;
|
|
DROP TABLE tm1, t1, t9;
|
|
CREATE FUNCTION f1() RETURNS INT
|
|
BEGIN
|
|
INSERT INTO tm1 VALUES (1);
|
|
RETURN (SELECT MAX(c1) FROM tm1);
|
|
END|
|
|
CREATE TEMPORARY TABLE t1 (c1 INT) ENGINE=MyISAM;
|
|
CREATE TEMPORARY TABLE tm1 (c1 INT) ENGINE=MRG_MYISAM UNION=(t1)
|
|
INSERT_METHOD=LAST;
|
|
CREATE TABLE t9 (c1 INT) ENGINE=MyISAM;
|
|
LOCK TABLE t9 WRITE;
|
|
SELECT f1();
|
|
f1()
|
|
1
|
|
UNLOCK TABLES;
|
|
DROP FUNCTION f1;
|
|
DROP TABLE tm1, t1, t9;
|
|
CREATE TEMPORARY TABLE t1 (c1 INT) ENGINE=MyISAM;
|
|
CREATE TEMPORARY TABLE tm1 (c1 INT) ENGINE=MRG_MYISAM UNION=(t1)
|
|
INSERT_METHOD=LAST;
|
|
CREATE TABLE t2 (c1 INT) ENGINE=MyISAM;
|
|
CREATE TRIGGER t2_ai AFTER INSERT ON t2
|
|
FOR EACH ROW INSERT INTO tm1 VALUES(11);
|
|
LOCK TABLE t2 WRITE;
|
|
INSERT INTO t2 VALUES (2);
|
|
SELECT * FROM tm1;
|
|
c1
|
|
11
|
|
SELECT * FROM t2;
|
|
c1
|
|
2
|
|
UNLOCK TABLES;
|
|
DROP TRIGGER t2_ai;
|
|
DROP TABLE tm1, t1, t2;
|
|
#
|
|
# Don't allow an update of a MERGE child in a trigger
|
|
# if the table's already being modified by the main
|
|
# statement.
|
|
#
|
|
CREATE TABLE t1 (c1 INT) ENGINE=MyISAM;
|
|
CREATE TABLE tm1 (c1 INT) ENGINE=MRG_MYISAM UNION=(t1)
|
|
INSERT_METHOD=LAST;
|
|
CREATE TRIGGER tm1_ai AFTER INSERT ON tm1
|
|
FOR EACH ROW INSERT INTO t1 VALUES(11);
|
|
LOCK TABLE tm1 WRITE, t1 WRITE;
|
|
INSERT INTO tm1 VALUES (1);
|
|
ERROR HY000: Can't update table 't1' in stored function/trigger because it is already used by statement which invoked this stored function/trigger.
|
|
SELECT * FROM tm1;
|
|
c1
|
|
1
|
|
UNLOCK TABLES;
|
|
LOCK TABLE t1 WRITE, tm1 WRITE;
|
|
INSERT INTO tm1 VALUES (1);
|
|
ERROR HY000: Can't update table 't1' in stored function/trigger because it is already used by statement which invoked this stored function/trigger.
|
|
SELECT * FROM tm1;
|
|
c1
|
|
1
|
|
1
|
|
UNLOCK TABLES;
|
|
DROP TRIGGER tm1_ai;
|
|
DROP TABLE tm1, t1;
|
|
#
|
|
# Don't select MERGE child when trying to get a prelocked table.
|
|
#
|
|
# Due to a limitation demonstrated by the previous test
|
|
# we can no longer use a write-locked prelocked table.
|
|
# The test is kept for historical purposes.
|
|
#
|
|
CREATE TABLE t1 (c1 INT) ENGINE=MyISAM;
|
|
CREATE TABLE tm1 (c1 INT) ENGINE=MRG_MYISAM UNION=(t1)
|
|
INSERT_METHOD=LAST;
|
|
CREATE TRIGGER tm1_ai AFTER INSERT ON tm1
|
|
FOR EACH ROW SELECT max(c1) FROM t1 INTO @var;
|
|
LOCK TABLE tm1 WRITE, t1 WRITE;
|
|
INSERT INTO tm1 VALUES (1);
|
|
SELECT * FROM tm1;
|
|
c1
|
|
1
|
|
UNLOCK TABLES;
|
|
LOCK TABLE t1 WRITE, tm1 WRITE;
|
|
INSERT INTO tm1 VALUES (1);
|
|
SELECT * FROM tm1;
|
|
c1
|
|
1
|
|
1
|
|
UNLOCK TABLES;
|
|
DROP TRIGGER tm1_ai;
|
|
DROP TABLE tm1, t1;
|
|
CREATE TABLE t1 (c1 INT) ENGINE=MyISAM;
|
|
CREATE TABLE t2 (c1 INT) ENGINE=MyISAM;
|
|
CREATE TABLE t3 (c1 INT) ENGINE=MyISAM;
|
|
CREATE TABLE t4 (c1 INT) ENGINE=MyISAM;
|
|
CREATE TABLE t5 (c1 INT) ENGINE=MyISAM;
|
|
CREATE TABLE tm1 (c1 INT) ENGINE=MRG_MYISAM UNION=(t1,t2,t3,t4,t5)
|
|
INSERT_METHOD=LAST;
|
|
CREATE TRIGGER t2_au AFTER UPDATE ON t2
|
|
FOR EACH ROW SELECT MAX(c1) FROM t1 INTO @var;
|
|
CREATE FUNCTION f1() RETURNS INT
|
|
RETURN (SELECT MAX(c1) FROM t4);
|
|
LOCK TABLE tm1 WRITE, t1 WRITE, t2 WRITE, t3 WRITE, t4 WRITE, t5 WRITE;
|
|
INSERT INTO t1 VALUES(1);
|
|
INSERT INTO t2 VALUES(2);
|
|
INSERT INTO t3 VALUES(3);
|
|
INSERT INTO t4 VALUES(4);
|
|
INSERT INTO t5 VALUES(5);
|
|
UPDATE t2, tm1 SET t2.c1=f1();
|
|
FLUSH TABLES;
|
|
FLUSH TABLES;
|
|
UNLOCK TABLES;
|
|
SELECT * FROM tm1;
|
|
c1
|
|
1
|
|
4
|
|
3
|
|
4
|
|
5
|
|
DROP TRIGGER t2_au;
|
|
DROP FUNCTION f1;
|
|
DROP TABLE tm1, t1, t2, t3, t4, t5;
|
|
#
|
|
# Bug#47633 - assert in ha_myisammrg::info during OPTIMIZE
|
|
#
|
|
CREATE TEMPORARY TABLE t1 (c1 INT);
|
|
ALTER TABLE t1 ENGINE=MERGE UNION(t_not_exists,t1);
|
|
OPTIMIZE TABLE t1;
|
|
Table Op Msg_type Msg_text
|
|
test.t1 optimize Error Table 'test.t_not_exists' doesn't exist
|
|
test.t1 optimize Error Unable to open underlying table which is differently defined or of non-MyISAM type or doesn't exist
|
|
test.t1 optimize error Corrupt
|
|
DROP TABLE t1;
|
|
#
|
|
# Bug#36171 - CREATE TEMPORARY TABLE and MERGE engine
|
|
# More tests with TEMPORARY MERGE table and permanent children.
|
|
# First without locked tables.
|
|
#
|
|
DROP TABLE IF EXISTS t1, t2, t3, t4, m1, m2;
|
|
#
|
|
CREATE TABLE t1 (c1 INT, c2 INT) ENGINE=MyISAM;
|
|
CREATE TABLE t2 (c1 INT, c2 INT) ENGINE=MyISAM;
|
|
CREATE TEMPORARY TABLE m1 (c1 INT, c2 INT) ENGINE=MRG_MyISAM UNION=(t1,t2)
|
|
INSERT_METHOD=LAST;
|
|
SHOW CREATE TABLE t1;
|
|
Table Create Table
|
|
t1 CREATE TABLE `t1` (
|
|
`c1` int(11) DEFAULT NULL,
|
|
`c2` int(11) DEFAULT NULL
|
|
) ENGINE=MyISAM DEFAULT CHARSET=latin1
|
|
SHOW CREATE TABLE m1;
|
|
Table Create Table
|
|
m1 CREATE TEMPORARY TABLE `m1` (
|
|
`c1` int(11) DEFAULT NULL,
|
|
`c2` int(11) DEFAULT NULL
|
|
) ENGINE=MRG_MyISAM DEFAULT CHARSET=latin1 INSERT_METHOD=LAST UNION=(`t1`,`t2`)
|
|
SELECT * FROM m1;
|
|
c1 c2
|
|
INSERT INTO t1 VALUES (111, 121);
|
|
INSERT INTO m1 VALUES (211, 221);
|
|
SELECT * FROM m1;
|
|
c1 c2
|
|
111 121
|
|
211 221
|
|
SELECT * FROM t1;
|
|
c1 c2
|
|
111 121
|
|
SELECT * FROM t2;
|
|
c1 c2
|
|
211 221
|
|
#
|
|
ALTER TABLE m1 RENAME m2;
|
|
SHOW CREATE TABLE m2;
|
|
Table Create Table
|
|
m2 CREATE TEMPORARY TABLE `m2` (
|
|
`c1` int(11) DEFAULT NULL,
|
|
`c2` int(11) DEFAULT NULL
|
|
) ENGINE=MRG_MyISAM DEFAULT CHARSET=latin1 INSERT_METHOD=LAST UNION=(`t1`,`t2`)
|
|
SELECT * FROM m2;
|
|
c1 c2
|
|
111 121
|
|
211 221
|
|
#
|
|
CREATE TEMPORARY TABLE m1 (c1 INT, c2 INT) ENGINE=MRG_MyISAM UNION=(t1,t2)
|
|
INSERT_METHOD=LAST;
|
|
ALTER TABLE m2 RENAME m1;
|
|
ERROR 42S01: Table 'm1' already exists
|
|
DROP TABLE m1;
|
|
ALTER TABLE m2 RENAME m1;
|
|
SHOW CREATE TABLE m1;
|
|
Table Create Table
|
|
m1 CREATE TEMPORARY TABLE `m1` (
|
|
`c1` int(11) DEFAULT NULL,
|
|
`c2` int(11) DEFAULT NULL
|
|
) ENGINE=MRG_MyISAM DEFAULT CHARSET=latin1 INSERT_METHOD=LAST UNION=(`t1`,`t2`)
|
|
SELECT * FROM m1;
|
|
c1 c2
|
|
111 121
|
|
211 221
|
|
#
|
|
ALTER TABLE m1 ADD COLUMN c3 INT;
|
|
INSERT INTO m1 VALUES (212, 222, 232);
|
|
ERROR HY000: Unable to open underlying table which is differently defined or of non-MyISAM type or doesn't exist
|
|
SELECT * FROM m1;
|
|
ERROR HY000: Unable to open underlying table which is differently defined or of non-MyISAM type or doesn't exist
|
|
ALTER TABLE t1 ADD COLUMN c3 INT;
|
|
ALTER TABLE t2 ADD COLUMN c3 INT;
|
|
INSERT INTO m1 VALUES (212, 222, 232);
|
|
SELECT * FROM m1;
|
|
c1 c2 c3
|
|
111 121 NULL
|
|
211 221 NULL
|
|
212 222 232
|
|
#
|
|
ALTER TABLE m1 DROP COLUMN c3;
|
|
INSERT INTO m1 VALUES (213, 223);
|
|
ERROR HY000: Unable to open underlying table which is differently defined or of non-MyISAM type or doesn't exist
|
|
SELECT * FROM m1;
|
|
ERROR HY000: Unable to open underlying table which is differently defined or of non-MyISAM type or doesn't exist
|
|
ALTER TABLE t1 DROP COLUMN c3;
|
|
ALTER TABLE t2 DROP COLUMN c3;
|
|
INSERT INTO m1 VALUES (213, 223);
|
|
SELECT * FROM m1;
|
|
c1 c2
|
|
111 121
|
|
211 221
|
|
212 222
|
|
213 223
|
|
#
|
|
CREATE TABLE t3 (c1 INT, c2 INT) ENGINE=MyISAM;
|
|
ALTER TABLE m1 UNION=(t1,t2,t3);
|
|
INSERT INTO m1 VALUES (311, 321);
|
|
SELECT * FROM m1;
|
|
c1 c2
|
|
111 121
|
|
211 221
|
|
212 222
|
|
213 223
|
|
311 321
|
|
SELECT * FROM t1;
|
|
c1 c2
|
|
111 121
|
|
SELECT * FROM t2;
|
|
c1 c2
|
|
211 221
|
|
212 222
|
|
213 223
|
|
SELECT * FROM t3;
|
|
c1 c2
|
|
311 321
|
|
#
|
|
CREATE TEMPORARY TABLE t4 (c1 INT, c2 INT) ENGINE=MyISAM;
|
|
ALTER TABLE m1 UNION=(t1,t2,t3,t4);
|
|
INSERT INTO m1 VALUES (411, 421);
|
|
SELECT * FROM m1;
|
|
c1 c2
|
|
111 121
|
|
211 221
|
|
212 222
|
|
213 223
|
|
311 321
|
|
411 421
|
|
SELECT * FROM t1;
|
|
c1 c2
|
|
111 121
|
|
SELECT * FROM t2;
|
|
c1 c2
|
|
211 221
|
|
212 222
|
|
213 223
|
|
SELECT * FROM t3;
|
|
c1 c2
|
|
311 321
|
|
SELECT * FROM t4;
|
|
c1 c2
|
|
411 421
|
|
#
|
|
ALTER TABLE m1 ENGINE=MyISAM;
|
|
SHOW CREATE TABLE m1;
|
|
Table Create Table
|
|
m1 CREATE TEMPORARY TABLE `m1` (
|
|
`c1` int(11) DEFAULT NULL,
|
|
`c2` int(11) DEFAULT NULL
|
|
) ENGINE=MyISAM DEFAULT CHARSET=latin1
|
|
INSERT INTO m1 VALUES (511, 521);
|
|
SELECT * FROM m1;
|
|
c1 c2
|
|
111 121
|
|
211 221
|
|
212 222
|
|
213 223
|
|
311 321
|
|
411 421
|
|
511 521
|
|
#
|
|
ALTER TABLE m1 ENGINE=MRG_MyISAM UNION=(t1,t2)
|
|
INSERT_METHOD=LAST;
|
|
SELECT * FROM m1;
|
|
c1 c2
|
|
111 121
|
|
211 221
|
|
212 222
|
|
213 223
|
|
SELECT * FROM t1;
|
|
c1 c2
|
|
111 121
|
|
SELECT * FROM t2;
|
|
c1 c2
|
|
211 221
|
|
212 222
|
|
213 223
|
|
#
|
|
CREATE TEMPORARY TABLE t1 (c1 INT, c2 INT) ENGINE=MyISAM;
|
|
INSERT INTO t1 VALUES (611, 621);
|
|
SELECT * FROM m1;
|
|
c1 c2
|
|
611 621
|
|
211 221
|
|
212 222
|
|
213 223
|
|
DROP TABLE t1;
|
|
SELECT * FROM m1;
|
|
c1 c2
|
|
111 121
|
|
211 221
|
|
212 222
|
|
213 223
|
|
#
|
|
#
|
|
SHOW CREATE TABLE m1;
|
|
Table Create Table
|
|
m1 CREATE TEMPORARY TABLE `m1` (
|
|
`c1` int(11) DEFAULT NULL,
|
|
`c2` int(11) DEFAULT NULL
|
|
) ENGINE=MRG_MyISAM DEFAULT CHARSET=latin1 INSERT_METHOD=LAST UNION=(`t1`,`t2`)
|
|
#
|
|
CREATE TABLE m2 SELECT * FROM m1;
|
|
SHOW CREATE TABLE m2;
|
|
Table Create Table
|
|
m2 CREATE TABLE `m2` (
|
|
`c1` int(11) DEFAULT NULL,
|
|
`c2` int(11) DEFAULT NULL
|
|
) ENGINE=MyISAM DEFAULT CHARSET=latin1
|
|
SELECT * FROM m2;
|
|
c1 c2
|
|
111 121
|
|
211 221
|
|
212 222
|
|
213 223
|
|
DROP TABLE m2;
|
|
#
|
|
CREATE TEMPORARY TABLE m2 SELECT * FROM m1;
|
|
SHOW CREATE TABLE m2;
|
|
Table Create Table
|
|
m2 CREATE TEMPORARY TABLE `m2` (
|
|
`c1` int(11) DEFAULT NULL,
|
|
`c2` int(11) DEFAULT NULL
|
|
) ENGINE=MyISAM DEFAULT CHARSET=latin1
|
|
SELECT * FROM m2;
|
|
c1 c2
|
|
111 121
|
|
211 221
|
|
212 222
|
|
213 223
|
|
DROP TABLE m2;
|
|
#
|
|
CREATE TABLE m2 (c1 INT, c2 INT) ENGINE=MRG_MyISAM UNION=(t3,t4)
|
|
INSERT_METHOD=LAST;
|
|
SELECT * FROM m2;
|
|
ERROR HY000: Unable to open underlying table which is differently defined or of non-MyISAM type or doesn't exist
|
|
DROP TABLE m2;
|
|
#
|
|
CREATE TABLE m2 (c1 INT, c2 INT) ENGINE=MRG_MyISAM UNION=(t3,t4)
|
|
INSERT_METHOD=LAST SELECT * FROM m1;
|
|
ERROR HY000: 'test.m2' is not BASE TABLE
|
|
#
|
|
CREATE TEMPORARY TABLE m2 (c1 INT, c2 INT) ENGINE=MRG_MyISAM UNION=(t3,t4)
|
|
INSERT_METHOD=LAST SELECT * FROM m1;
|
|
ERROR HY000: 'test.m2' is not BASE TABLE
|
|
#
|
|
CREATE TABLE m2 LIKE m1;
|
|
SHOW CREATE TABLE m2;
|
|
Table Create Table
|
|
m2 CREATE TABLE `m2` (
|
|
`c1` int(11) DEFAULT NULL,
|
|
`c2` int(11) DEFAULT NULL
|
|
) ENGINE=MRG_MyISAM DEFAULT CHARSET=latin1 INSERT_METHOD=LAST UNION=(`t1`,`t2`)
|
|
SELECT * FROM m2;
|
|
c1 c2
|
|
111 121
|
|
211 221
|
|
212 222
|
|
213 223
|
|
INSERT INTO m2 SELECT * FROM m1;
|
|
SELECT * FROM m2;
|
|
c1 c2
|
|
111 121
|
|
211 221
|
|
212 222
|
|
213 223
|
|
111 121
|
|
211 221
|
|
212 222
|
|
213 223
|
|
DROP TABLE m2;
|
|
#
|
|
CREATE TEMPORARY TABLE m2 LIKE m1;
|
|
SHOW CREATE TABLE m2;
|
|
Table Create Table
|
|
m2 CREATE TEMPORARY TABLE `m2` (
|
|
`c1` int(11) DEFAULT NULL,
|
|
`c2` int(11) DEFAULT NULL
|
|
) ENGINE=MRG_MyISAM DEFAULT CHARSET=latin1 INSERT_METHOD=LAST UNION=(`t1`,`t2`)
|
|
SELECT * FROM m2;
|
|
c1 c2
|
|
111 121
|
|
211 221
|
|
212 222
|
|
213 223
|
|
111 121
|
|
211 221
|
|
212 222
|
|
213 223
|
|
INSERT INTO m2 SELECT * FROM m1;
|
|
SELECT * FROM m2;
|
|
c1 c2
|
|
111 121
|
|
211 221
|
|
212 222
|
|
213 223
|
|
111 121
|
|
211 221
|
|
212 222
|
|
213 223
|
|
111 121
|
|
211 221
|
|
212 222
|
|
213 223
|
|
111 121
|
|
211 221
|
|
212 222
|
|
213 223
|
|
DROP TABLE m2;
|
|
#
|
|
CREATE TEMPORARY TABLE m2 (c1 INT, c2 INT) ENGINE=MRG_MyISAM UNION=(t3,t4)
|
|
INSERT_METHOD=LAST;
|
|
INSERT INTO m2 SELECT * FROM m1;
|
|
SELECT * FROM m2;
|
|
c1 c2
|
|
311 321
|
|
411 421
|
|
111 121
|
|
211 221
|
|
212 222
|
|
213 223
|
|
111 121
|
|
211 221
|
|
212 222
|
|
213 223
|
|
111 121
|
|
211 221
|
|
212 222
|
|
213 223
|
|
111 121
|
|
211 221
|
|
212 222
|
|
213 223
|
|
#
|
|
#
|
|
LOCK TABLE m1 WRITE, m2 WRITE;
|
|
SELECT * FROM m1,m2 WHERE m1.c1=m2.c1;
|
|
c1 c2 c1 c2
|
|
111 121 111 121
|
|
111 121 111 121
|
|
111 121 111 121
|
|
111 121 111 121
|
|
211 221 211 221
|
|
211 221 211 221
|
|
211 221 211 221
|
|
211 221 211 221
|
|
212 222 212 222
|
|
212 222 212 222
|
|
212 222 212 222
|
|
212 222 212 222
|
|
213 223 213 223
|
|
213 223 213 223
|
|
213 223 213 223
|
|
213 223 213 223
|
|
111 121 111 121
|
|
111 121 111 121
|
|
111 121 111 121
|
|
111 121 111 121
|
|
211 221 211 221
|
|
211 221 211 221
|
|
211 221 211 221
|
|
211 221 211 221
|
|
212 222 212 222
|
|
212 222 212 222
|
|
212 222 212 222
|
|
212 222 212 222
|
|
213 223 213 223
|
|
213 223 213 223
|
|
213 223 213 223
|
|
213 223 213 223
|
|
111 121 111 121
|
|
111 121 111 121
|
|
111 121 111 121
|
|
111 121 111 121
|
|
211 221 211 221
|
|
211 221 211 221
|
|
211 221 211 221
|
|
211 221 211 221
|
|
212 222 212 222
|
|
212 222 212 222
|
|
212 222 212 222
|
|
212 222 212 222
|
|
213 223 213 223
|
|
213 223 213 223
|
|
213 223 213 223
|
|
213 223 213 223
|
|
111 121 111 121
|
|
111 121 111 121
|
|
111 121 111 121
|
|
111 121 111 121
|
|
211 221 211 221
|
|
211 221 211 221
|
|
211 221 211 221
|
|
211 221 211 221
|
|
212 222 212 222
|
|
212 222 212 222
|
|
212 222 212 222
|
|
212 222 212 222
|
|
213 223 213 223
|
|
213 223 213 223
|
|
213 223 213 223
|
|
213 223 213 223
|
|
UNLOCK TABLES;
|
|
DROP TABLE t1, t2, t3, t4, m1, m2;
|
|
#
|
|
# Bug#36171 - CREATE TEMPORARY TABLE and MERGE engine
|
|
# More tests with TEMPORARY MERGE table and permanent children.
|
|
# (continued) Now the same with locked table.
|
|
#
|
|
CREATE TABLE t1 (c1 INT, c2 INT) ENGINE=MyISAM;
|
|
CREATE TABLE t2 (c1 INT, c2 INT) ENGINE=MyISAM;
|
|
CREATE TEMPORARY TABLE m1 (c1 INT, c2 INT) ENGINE=MRG_MyISAM UNION=(t1,t2)
|
|
INSERT_METHOD=LAST;
|
|
SHOW CREATE TABLE t1;
|
|
Table Create Table
|
|
t1 CREATE TABLE `t1` (
|
|
`c1` int(11) DEFAULT NULL,
|
|
`c2` int(11) DEFAULT NULL
|
|
) ENGINE=MyISAM DEFAULT CHARSET=latin1
|
|
SHOW CREATE TABLE m1;
|
|
Table Create Table
|
|
m1 CREATE TEMPORARY TABLE `m1` (
|
|
`c1` int(11) DEFAULT NULL,
|
|
`c2` int(11) DEFAULT NULL
|
|
) ENGINE=MRG_MyISAM DEFAULT CHARSET=latin1 INSERT_METHOD=LAST UNION=(`t1`,`t2`)
|
|
SELECT * FROM m1;
|
|
c1 c2
|
|
INSERT INTO t1 VALUES (111, 121);
|
|
INSERT INTO m1 VALUES (211, 221);
|
|
SELECT * FROM m1;
|
|
c1 c2
|
|
111 121
|
|
211 221
|
|
SELECT * FROM t1;
|
|
c1 c2
|
|
111 121
|
|
SELECT * FROM t2;
|
|
c1 c2
|
|
211 221
|
|
#
|
|
LOCK TABLE m1 WRITE, t1 WRITE, t2 WRITE;
|
|
#
|
|
ALTER TABLE m1 RENAME m2;
|
|
SHOW CREATE TABLE m2;
|
|
Table Create Table
|
|
m2 CREATE TEMPORARY TABLE `m2` (
|
|
`c1` int(11) DEFAULT NULL,
|
|
`c2` int(11) DEFAULT NULL
|
|
) ENGINE=MRG_MyISAM DEFAULT CHARSET=latin1 INSERT_METHOD=LAST UNION=(`t1`,`t2`)
|
|
SELECT * FROM m2;
|
|
c1 c2
|
|
111 121
|
|
211 221
|
|
#
|
|
CREATE TEMPORARY TABLE m1 (c1 INT, c2 INT) ENGINE=MRG_MyISAM UNION=(t1,t2)
|
|
INSERT_METHOD=LAST;
|
|
ALTER TABLE m2 RENAME m1;
|
|
ERROR 42S01: Table 'm1' already exists
|
|
DROP TABLE m1;
|
|
ALTER TABLE m2 RENAME m1;
|
|
SHOW CREATE TABLE m1;
|
|
Table Create Table
|
|
m1 CREATE TEMPORARY TABLE `m1` (
|
|
`c1` int(11) DEFAULT NULL,
|
|
`c2` int(11) DEFAULT NULL
|
|
) ENGINE=MRG_MyISAM DEFAULT CHARSET=latin1 INSERT_METHOD=LAST UNION=(`t1`,`t2`)
|
|
SELECT * FROM m1;
|
|
c1 c2
|
|
111 121
|
|
211 221
|
|
#
|
|
ALTER TABLE m1 ADD COLUMN c3 INT;
|
|
INSERT INTO m1 VALUES (212, 222, 232);
|
|
ERROR HY000: Unable to open underlying table which is differently defined or of non-MyISAM type or doesn't exist
|
|
SELECT * FROM m1;
|
|
ERROR HY000: Unable to open underlying table which is differently defined or of non-MyISAM type or doesn't exist
|
|
ALTER TABLE t1 ADD COLUMN c3 INT;
|
|
ALTER TABLE t2 ADD COLUMN c3 INT;
|
|
INSERT INTO m1 VALUES (212, 222, 232);
|
|
SELECT * FROM m1;
|
|
c1 c2 c3
|
|
111 121 NULL
|
|
211 221 NULL
|
|
212 222 232
|
|
#
|
|
ALTER TABLE m1 DROP COLUMN c3;
|
|
INSERT INTO m1 VALUES (213, 223);
|
|
ERROR HY000: Unable to open underlying table which is differently defined or of non-MyISAM type or doesn't exist
|
|
SELECT * FROM m1;
|
|
ERROR HY000: Unable to open underlying table which is differently defined or of non-MyISAM type or doesn't exist
|
|
ALTER TABLE t1 DROP COLUMN c3;
|
|
ALTER TABLE t2 DROP COLUMN c3;
|
|
INSERT INTO m1 VALUES (213, 223);
|
|
SELECT * FROM m1;
|
|
c1 c2
|
|
111 121
|
|
211 221
|
|
212 222
|
|
213 223
|
|
#
|
|
UNLOCK TABLES;
|
|
CREATE TABLE t3 (c1 INT, c2 INT) ENGINE=MyISAM;
|
|
ALTER TABLE m1 UNION=(t1,t2,t3);
|
|
LOCK TABLE m1 WRITE;
|
|
INSERT INTO m1 VALUES (311, 321);
|
|
SELECT * FROM m1;
|
|
c1 c2
|
|
111 121
|
|
211 221
|
|
212 222
|
|
213 223
|
|
311 321
|
|
SELECT * FROM t1;
|
|
c1 c2
|
|
111 121
|
|
SELECT * FROM t2;
|
|
c1 c2
|
|
211 221
|
|
212 222
|
|
213 223
|
|
SELECT * FROM t3;
|
|
c1 c2
|
|
311 321
|
|
#
|
|
CREATE TEMPORARY TABLE t4 (c1 INT, c2 INT) ENGINE=MyISAM;
|
|
ALTER TABLE m1 UNION=(t1,t2,t3,t4);
|
|
INSERT INTO m1 VALUES (411, 421);
|
|
SELECT * FROM m1;
|
|
c1 c2
|
|
111 121
|
|
211 221
|
|
212 222
|
|
213 223
|
|
311 321
|
|
411 421
|
|
SELECT * FROM t1;
|
|
c1 c2
|
|
111 121
|
|
SELECT * FROM t2;
|
|
c1 c2
|
|
211 221
|
|
212 222
|
|
213 223
|
|
SELECT * FROM t3;
|
|
c1 c2
|
|
311 321
|
|
SELECT * FROM t4;
|
|
c1 c2
|
|
411 421
|
|
#
|
|
ALTER TABLE m1 ENGINE=MyISAM;
|
|
SHOW CREATE TABLE m1;
|
|
Table Create Table
|
|
m1 CREATE TEMPORARY TABLE `m1` (
|
|
`c1` int(11) DEFAULT NULL,
|
|
`c2` int(11) DEFAULT NULL
|
|
) ENGINE=MyISAM DEFAULT CHARSET=latin1
|
|
INSERT INTO m1 VALUES (511, 521);
|
|
SELECT * FROM m1;
|
|
c1 c2
|
|
111 121
|
|
211 221
|
|
212 222
|
|
213 223
|
|
311 321
|
|
411 421
|
|
511 521
|
|
#
|
|
ALTER TABLE m1 ENGINE=MRG_MyISAM UNION=(t1,t2)
|
|
INSERT_METHOD=LAST;
|
|
SELECT * FROM m1;
|
|
c1 c2
|
|
111 121
|
|
211 221
|
|
212 222
|
|
213 223
|
|
SELECT * FROM t1;
|
|
c1 c2
|
|
111 121
|
|
SELECT * FROM t2;
|
|
c1 c2
|
|
211 221
|
|
212 222
|
|
213 223
|
|
#
|
|
CREATE TEMPORARY TABLE t1 (c1 INT, c2 INT) ENGINE=MyISAM;
|
|
INSERT INTO t1 VALUES (611, 621);
|
|
SELECT * FROM m1;
|
|
c1 c2
|
|
611 621
|
|
211 221
|
|
212 222
|
|
213 223
|
|
DROP TABLE t1;
|
|
SELECT * FROM m1;
|
|
c1 c2
|
|
111 121
|
|
211 221
|
|
212 222
|
|
213 223
|
|
#
|
|
#
|
|
SHOW CREATE TABLE m1;
|
|
Table Create Table
|
|
m1 CREATE TEMPORARY TABLE `m1` (
|
|
`c1` int(11) DEFAULT NULL,
|
|
`c2` int(11) DEFAULT NULL
|
|
) ENGINE=MRG_MyISAM DEFAULT CHARSET=latin1 INSERT_METHOD=LAST UNION=(`t1`,`t2`)
|
|
CREATE TABLE m2 SELECT * FROM m1;
|
|
ERROR HY000: Table 'm2' was not locked with LOCK TABLES
|
|
#
|
|
CREATE TEMPORARY TABLE m2 SELECT * FROM m1;
|
|
SHOW CREATE TABLE m2;
|
|
Table Create Table
|
|
m2 CREATE TEMPORARY TABLE `m2` (
|
|
`c1` int(11) DEFAULT NULL,
|
|
`c2` int(11) DEFAULT NULL
|
|
) ENGINE=MyISAM DEFAULT CHARSET=latin1
|
|
SELECT * FROM m2;
|
|
c1 c2
|
|
111 121
|
|
211 221
|
|
212 222
|
|
213 223
|
|
DROP TABLE m2;
|
|
#
|
|
CREATE TEMPORARY TABLE m2 (c1 INT, c2 INT) ENGINE=MRG_MyISAM UNION=(t3,t4)
|
|
INSERT_METHOD=LAST;
|
|
SELECT * FROM m2;
|
|
c1 c2
|
|
311 321
|
|
411 421
|
|
LOCK TABLE m1 WRITE, m2 WRITE;
|
|
UNLOCK TABLES;
|
|
DROP TABLE m2;
|
|
LOCK TABLE m1 WRITE;
|
|
#
|
|
# ER_TABLE_NOT_LOCKED is returned in ps-protocol
|
|
CREATE TABLE m2 (c1 INT, c2 INT) ENGINE=MRG_MyISAM UNION=(t3,t4)
|
|
INSERT_METHOD=LAST SELECT * FROM m1;
|
|
Got one of the listed errors
|
|
#
|
|
CREATE TEMPORARY TABLE m2 (c1 INT, c2 INT) ENGINE=MRG_MyISAM UNION=(t3,t4)
|
|
INSERT_METHOD=LAST SELECT * FROM m1;
|
|
ERROR HY000: 'test.m2' is not BASE TABLE
|
|
#
|
|
CREATE TEMPORARY TABLE m2 LIKE m1;
|
|
SHOW CREATE TABLE m2;
|
|
Table Create Table
|
|
m2 CREATE TEMPORARY TABLE `m2` (
|
|
`c1` int(11) DEFAULT NULL,
|
|
`c2` int(11) DEFAULT NULL
|
|
) ENGINE=MRG_MyISAM DEFAULT CHARSET=latin1 INSERT_METHOD=LAST UNION=(`t1`,`t2`)
|
|
LOCK TABLE m1 WRITE, m2 WRITE;
|
|
SHOW CREATE TABLE m2;
|
|
Table Create Table
|
|
m2 CREATE TEMPORARY TABLE `m2` (
|
|
`c1` int(11) DEFAULT NULL,
|
|
`c2` int(11) DEFAULT NULL
|
|
) ENGINE=MRG_MyISAM DEFAULT CHARSET=latin1 INSERT_METHOD=LAST UNION=(`t1`,`t2`)
|
|
SELECT * FROM m2;
|
|
c1 c2
|
|
111 121
|
|
211 221
|
|
212 222
|
|
213 223
|
|
INSERT INTO m2 SELECT * FROM m1;
|
|
SELECT * FROM m2;
|
|
c1 c2
|
|
111 121
|
|
211 221
|
|
212 222
|
|
213 223
|
|
111 121
|
|
211 221
|
|
212 222
|
|
213 223
|
|
DROP TABLE m2;
|
|
#
|
|
CREATE TEMPORARY TABLE m2 (c1 INT, c2 INT) ENGINE=MRG_MyISAM UNION=(t3,t4)
|
|
INSERT_METHOD=LAST;
|
|
LOCK TABLE m1 WRITE, m2 WRITE;
|
|
INSERT INTO m2 SELECT * FROM m1;
|
|
SELECT * FROM m2;
|
|
c1 c2
|
|
311 321
|
|
411 421
|
|
111 121
|
|
211 221
|
|
212 222
|
|
213 223
|
|
111 121
|
|
211 221
|
|
212 222
|
|
213 223
|
|
#
|
|
UNLOCK TABLES;
|
|
DROP TABLE t1, t2, t3, t4, m1, m2;
|
|
#
|
|
# Bug47098 assert in MDL_context::destroy on HANDLER
|
|
# <damaged merge table> OPEN
|
|
#
|
|
# Test that merge tables are closed correctly when opened using
|
|
# HANDLER ... OPEN.
|
|
# The general case.
|
|
DROP TABLE IF EXISTS t1, t2, t3;
|
|
# Connection con1.
|
|
CREATE TABLE t1 (c1 int);
|
|
CREATE TABLE t2 (c1 int);
|
|
CREATE TABLE t3 (c1 int) ENGINE = MERGE UNION (t1,t2);
|
|
START TRANSACTION;
|
|
HANDLER t3 OPEN;
|
|
ERROR HY000: Table storage engine for 't3' doesn't have this option
|
|
DROP TABLE t1, t2, t3;
|
|
# Connection default.
|
|
# Disconnecting con1, all mdl_tickets must have been released.
|
|
# The bug-specific case.
|
|
# Connection con1.
|
|
CREATE TABLE t1 (c1 int);
|
|
CREATE TABLE t2 (c1 int);
|
|
CREATE TABLE t3 (c1 int) ENGINE = MERGE UNION (t1,t2);
|
|
DROP TABLE t2;
|
|
START TRANSACTION;
|
|
HANDLER t3 OPEN;
|
|
ERROR HY000: Unable to open underlying table which is differently defined or of non-MyISAM type or doesn't exist
|
|
DROP TABLE t1, t3;
|
|
# Connection default.
|
|
# Disconnecting con1, all mdl_tickets must have been released.
|
|
#
|
|
# A test case for Bug#47648 main.merge fails sporadically
|
|
#
|
|
# Make sure we correctly maintain lex->query_tables_last_own.
|
|
#
|
|
create table t1 (c1 int not null);
|
|
create table t2 (c1 int not null);
|
|
create table t3 (c1 int not null);
|
|
create function f1 () returns int return (select max(c1) from t3);
|
|
create table t4 (c1 int not null) engine=merge union=(t1,t2) insert_method=last ;
|
|
select * from t4 where c1 < f1();
|
|
c1
|
|
prepare stmt from "select * from t4 where c1 < f1()";
|
|
execute stmt;
|
|
c1
|
|
execute stmt;
|
|
c1
|
|
execute stmt;
|
|
c1
|
|
drop function f1;
|
|
execute stmt;
|
|
ERROR 42000: FUNCTION test.f1 does not exist
|
|
execute stmt;
|
|
ERROR 42000: FUNCTION test.f1 does not exist
|
|
drop table t4, t3, t2, t1;
|
|
#
|
|
# Bug#51240 ALTER TABLE of a locked MERGE table fails
|
|
#
|
|
DROP TABLE IF EXISTS m1, t1;
|
|
CREATE TABLE t1 (c1 INT);
|
|
CREATE TABLE m1 (c1 INT) ENGINE=MRG_MyISAM UNION=(t1);
|
|
LOCK TABLE m1 WRITE;
|
|
ALTER TABLE m1 ADD INDEX (c1);
|
|
UNLOCK TABLES;
|
|
DROP TABLE m1, t1;
|
|
#
|
|
# Locking the merge table won't implicitly lock children.
|
|
#
|
|
CREATE TABLE t1 (c1 INT);
|
|
CREATE TABLE m1 (c1 INT) ENGINE=MRG_MyISAM UNION=(t1);
|
|
LOCK TABLE m1 WRITE;
|
|
ALTER TABLE t1 ADD INDEX (c1);
|
|
ERROR HY000: Table 't1' was locked with a READ lock and can't be updated
|
|
LOCK TABLE m1 WRITE, t1 WRITE;
|
|
ALTER TABLE t1 ADD INDEX (c1);
|
|
UNLOCK TABLES;
|
|
DROP TABLE m1, t1;
|
|
#
|
|
# Test for bug #37371 "CREATE TABLE LIKE merge loses UNION parameter"
|
|
#
|
|
drop tables if exists t1, m1, m2;
|
|
create table t1 (i int) engine=myisam;
|
|
create table m1 (i int) engine=mrg_myisam union=(t1) insert_method=first;
|
|
create table m2 like m1;
|
|
# Table definitions should match
|
|
show create table m1;
|
|
Table Create Table
|
|
m1 CREATE TABLE `m1` (
|
|
`i` int(11) DEFAULT NULL
|
|
) ENGINE=MRG_MyISAM DEFAULT CHARSET=latin1 INSERT_METHOD=FIRST UNION=(`t1`)
|
|
show create table m2;
|
|
Table Create Table
|
|
m2 CREATE TABLE `m2` (
|
|
`i` int(11) DEFAULT NULL
|
|
) ENGINE=MRG_MyISAM DEFAULT CHARSET=latin1 INSERT_METHOD=FIRST UNION=(`t1`)
|
|
drop tables m1, m2, t1;
|
|
#
|
|
# Test case for Bug#54811 "Assert in mysql_lock_have_duplicate()"
|
|
# Check that unique_table() works correctly for merge tables.
|
|
#
|
|
drop table if exists t1, t2, t3, m1, m2;
|
|
create table t1 (a int);
|
|
create table t2 (a int);
|
|
create table t3 (b int);
|
|
create view v1 as select * from t3,t1;
|
|
create table m1 (a int) engine=merge union (t1, t2) insert_method=last;
|
|
create table m2 (a int) engine=merge union (t1, t2) insert_method=first;
|
|
create temporary table tmp (b int);
|
|
insert into tmp (b) values (1);
|
|
insert into t1 (a) values (1);
|
|
insert into t3 (b) values (1);
|
|
insert into m1 (a) values ((select max(a) from m1));
|
|
ERROR HY000: You can't specify target table 'm1' for update in FROM clause
|
|
insert into m1 (a) values ((select max(a) from m2));
|
|
ERROR HY000: You can't specify target table 'm1' for update in FROM clause
|
|
insert into m1 (a) values ((select max(a) from t1));
|
|
ERROR HY000: You can't specify target table 'm1' for update in FROM clause
|
|
insert into m1 (a) values ((select max(a) from t2));
|
|
ERROR HY000: You can't specify target table 'm1' for update in FROM clause
|
|
insert into m1 (a) values ((select max(a) from t3, m1));
|
|
ERROR HY000: You can't specify target table 'm1' for update in FROM clause
|
|
insert into m1 (a) values ((select max(a) from t3, m2));
|
|
ERROR HY000: You can't specify target table 'm1' for update in FROM clause
|
|
insert into m1 (a) values ((select max(a) from t3, t1));
|
|
ERROR HY000: You can't specify target table 'm1' for update in FROM clause
|
|
insert into m1 (a) values ((select max(a) from t3, t2));
|
|
ERROR HY000: You can't specify target table 'm1' for update in FROM clause
|
|
insert into m1 (a) values ((select max(a) from tmp, m1));
|
|
ERROR HY000: You can't specify target table 'm1' for update in FROM clause
|
|
insert into m1 (a) values ((select max(a) from tmp, m2));
|
|
ERROR HY000: You can't specify target table 'm1' for update in FROM clause
|
|
insert into m1 (a) values ((select max(a) from tmp, t1));
|
|
ERROR HY000: You can't specify target table 'm1' for update in FROM clause
|
|
insert into m1 (a) values ((select max(a) from tmp, t2));
|
|
ERROR HY000: You can't specify target table 'm1' for update in FROM clause
|
|
insert into m1 (a) values ((select max(a) from v1));
|
|
ERROR HY000: The definition of table 'v1' prevents operation INSERT on table 'm1'.
|
|
insert into m1 (a) values ((select max(a) from tmp, v1));
|
|
ERROR HY000: The definition of table 'v1' prevents operation INSERT on table 'm1'.
|
|
update m1 set a = ((select max(a) from m1));
|
|
ERROR HY000: You can't specify target table 'm1' for update in FROM clause
|
|
update m1 set a = ((select max(a) from m2));
|
|
ERROR HY000: You can't specify target table 'm1' for update in FROM clause
|
|
update m1 set a = ((select max(a) from t1));
|
|
ERROR HY000: You can't specify target table 'm1' for update in FROM clause
|
|
update m1 set a = ((select max(a) from t2));
|
|
ERROR HY000: You can't specify target table 'm1' for update in FROM clause
|
|
update m1 set a = ((select max(a) from t3, m1));
|
|
ERROR HY000: You can't specify target table 'm1' for update in FROM clause
|
|
update m1 set a = ((select max(a) from t3, m2));
|
|
ERROR HY000: You can't specify target table 'm1' for update in FROM clause
|
|
update m1 set a = ((select max(a) from t3, t1));
|
|
ERROR HY000: You can't specify target table 'm1' for update in FROM clause
|
|
update m1 set a = ((select max(a) from t3, t2));
|
|
ERROR HY000: You can't specify target table 'm1' for update in FROM clause
|
|
update m1 set a = ((select max(a) from tmp, m1));
|
|
ERROR HY000: You can't specify target table 'm1' for update in FROM clause
|
|
update m1 set a = ((select max(a) from tmp, m2));
|
|
ERROR HY000: You can't specify target table 'm1' for update in FROM clause
|
|
update m1 set a = ((select max(a) from tmp, t1));
|
|
ERROR HY000: You can't specify target table 'm1' for update in FROM clause
|
|
update m1 set a = ((select max(a) from tmp, t2));
|
|
ERROR HY000: You can't specify target table 'm1' for update in FROM clause
|
|
update m1 set a = ((select max(a) from v1));
|
|
ERROR HY000: The definition of table 'v1' prevents operation UPDATE on table 'm1'.
|
|
update m1 set a = ((select max(a) from tmp, v1));
|
|
ERROR HY000: The definition of table 'v1' prevents operation UPDATE on table 'm1'.
|
|
delete from m1 where a = (select max(a) from m1);
|
|
ERROR HY000: You can't specify target table 'm1' for update in FROM clause
|
|
delete from m1 where a = (select max(a) from m2);
|
|
ERROR HY000: You can't specify target table 'm1' for update in FROM clause
|
|
delete from m1 where a = (select max(a) from t1);
|
|
ERROR HY000: You can't specify target table 'm1' for update in FROM clause
|
|
delete from m1 where a = (select max(a) from t2);
|
|
ERROR HY000: You can't specify target table 'm1' for update in FROM clause
|
|
delete from m1 where a = (select max(a) from t3, m1);
|
|
ERROR HY000: You can't specify target table 'm1' for update in FROM clause
|
|
delete from m1 where a = (select max(a) from t3, m2);
|
|
ERROR HY000: You can't specify target table 'm1' for update in FROM clause
|
|
delete from m1 where a = (select max(a) from t3, t1);
|
|
ERROR HY000: You can't specify target table 'm1' for update in FROM clause
|
|
delete from m1 where a = (select max(a) from t3, t2);
|
|
ERROR HY000: You can't specify target table 'm1' for update in FROM clause
|
|
delete from m1 where a = (select max(a) from tmp, m1);
|
|
ERROR HY000: You can't specify target table 'm1' for update in FROM clause
|
|
delete from m1 where a = (select max(a) from tmp, m2);
|
|
ERROR HY000: You can't specify target table 'm1' for update in FROM clause
|
|
delete from m1 where a = (select max(a) from tmp, t1);
|
|
ERROR HY000: You can't specify target table 'm1' for update in FROM clause
|
|
delete from m1 where a = (select max(a) from tmp, t2);
|
|
ERROR HY000: You can't specify target table 'm1' for update in FROM clause
|
|
delete from m1 where a = (select max(a) from v1);
|
|
ERROR HY000: The definition of table 'v1' prevents operation DELETE on table 'm1'.
|
|
delete from m1 where a = (select max(a) from tmp, v1);
|
|
ERROR HY000: The definition of table 'v1' prevents operation DELETE on table 'm1'.
|
|
drop view v1;
|
|
drop temporary table tmp;
|
|
drop table t1, t2, t3, m1, m2;
|
|
#
|
|
# Bug#56494 Segfault in upgrade_shared_lock_to_exclusive() for
|
|
# REPAIR of merge table
|
|
#
|
|
DROP TABLE IF EXISTS t1, t2, t_not_exists;
|
|
CREATE TABLE t1(a INT);
|
|
ALTER TABLE t1 engine= MERGE UNION (t_not_exists);
|
|
ANALYZE TABLE t1;
|
|
Table Op Msg_type Msg_text
|
|
test.t1 analyze Error Table 'test.t_not_exists' doesn't exist
|
|
test.t1 analyze Error Unable to open underlying table which is differently defined or of non-MyISAM type or doesn't exist
|
|
test.t1 analyze error Corrupt
|
|
CHECK TABLE t1;
|
|
Table Op Msg_type Msg_text
|
|
test.t1 check Error Table 'test.t_not_exists' is differently defined or of non-MyISAM type or doesn't exist
|
|
test.t1 check Error Unable to open underlying table which is differently defined or of non-MyISAM type or doesn't exist
|
|
test.t1 check error Corrupt
|
|
CHECKSUM TABLE t1;
|
|
Table Checksum
|
|
test.t1 NULL
|
|
Warnings:
|
|
Error 1146 Table 'test.t_not_exists' doesn't exist
|
|
Error 1168 Unable to open underlying table which is differently defined or of non-MyISAM type or doesn't exist
|
|
OPTIMIZE TABLE t1;
|
|
Table Op Msg_type Msg_text
|
|
test.t1 optimize Error Table 'test.t_not_exists' doesn't exist
|
|
test.t1 optimize Error Unable to open underlying table which is differently defined or of non-MyISAM type or doesn't exist
|
|
test.t1 optimize error Corrupt
|
|
REPAIR TABLE t1;
|
|
Table Op Msg_type Msg_text
|
|
test.t1 repair Error Table 'test.t_not_exists' is differently defined or of non-MyISAM type or doesn't exist
|
|
test.t1 repair Error Unable to open underlying table which is differently defined or of non-MyISAM type or doesn't exist
|
|
test.t1 repair error Corrupt
|
|
REPAIR TABLE t1 USE_FRM;
|
|
Table Op Msg_type Msg_text
|
|
test.t1 repair Warning Can't open table
|
|
test.t1 repair error Corrupt
|
|
DROP TABLE t1;
|
|
CREATE TABLE t1(a INT);
|
|
CREATE TABLE t2(a INT) engine= MERGE UNION (t1);
|
|
REPAIR TABLE t2 USE_FRM;
|
|
Table Op Msg_type Msg_text
|
|
test.t2 repair note The storage engine for the table doesn't support repair
|
|
DROP TABLE t1, t2;
|
|
#
|
|
# Bug#57002 Assert in upgrade_shared_lock_to_exclusive()
|
|
# for ALTER TABLE + MERGE tables
|
|
#
|
|
DROP TABLE IF EXISTS t1, m1;
|
|
CREATE TABLE t1(a INT) engine=myisam;
|
|
CREATE TABLE m1(a INT) engine=merge UNION(t1);
|
|
LOCK TABLES t1 READ, m1 WRITE;
|
|
ALTER TABLE t1 engine=myisam;
|
|
ERROR HY000: Table 't1' was locked with a READ lock and can't be updated
|
|
UNLOCK TABLES;
|
|
DROP TABLE m1, t1;
|
|
#
|
|
# Test for bug #11754210 - "45777: CHECK TABLE DOESN'T SHOW ALL
|
|
# PROBLEMS FOR MERGE TABLE COMPLIANCE IN 5.1"
|
|
#
|
|
drop tables if exists t1, t2, t3, t4, m1;
|
|
create table t1(id int) engine=myisam;
|
|
create view t3 as select 1 as id;
|
|
create table t4(id int) engine=memory;
|
|
create table m1(id int) engine=merge union=(t1,t2,t3,t4);
|
|
select * from m1;
|
|
ERROR HY000: Unable to open underlying table which is differently defined or of non-MyISAM type or doesn't exist
|
|
# The below CHECK and REPAIR TABLE statements should
|
|
# report all problems with underlying tables:
|
|
# - absence of 't2',
|
|
# - missing base table for 't3',
|
|
# - wrong engine of 't4'.
|
|
check table m1;
|
|
Table Op Msg_type Msg_text
|
|
test.m1 check Error Table 'test.t2' is differently defined or of non-MyISAM type or doesn't exist
|
|
test.m1 check Error Table 'test.t3' is differently defined or of non-MyISAM type or doesn't exist
|
|
test.m1 check Error Table 'test.t4' is differently defined or of non-MyISAM type or doesn't exist
|
|
test.m1 check Error Unable to open underlying table which is differently defined or of non-MyISAM type or doesn't exist
|
|
test.m1 check error Corrupt
|
|
repair table m1;
|
|
Table Op Msg_type Msg_text
|
|
test.m1 repair Error Table 'test.t2' is differently defined or of non-MyISAM type or doesn't exist
|
|
test.m1 repair Error Table 'test.t3' is differently defined or of non-MyISAM type or doesn't exist
|
|
test.m1 repair Error Table 'test.t4' is differently defined or of non-MyISAM type or doesn't exist
|
|
test.m1 repair Error Unable to open underlying table which is differently defined or of non-MyISAM type or doesn't exist
|
|
test.m1 repair error Corrupt
|
|
# Clean-up.
|
|
drop tables m1, t1, t4;
|
|
drop view t3;
|
|
End of 5.5 tests
|