mirror of
https://github.com/MariaDB/server.git
synced 2025-08-01 03:47:19 +03:00
Merge chilla.local:/home/mydev/mysql-5.1--team
into chilla.local:/home/mydev/mysql-5.1-tomain
This commit is contained in:
@ -1,7 +1,8 @@
|
||||
SET SESSION STORAGE_ENGINE = InnoDB;
|
||||
drop table if exists t1,t2,t3;
|
||||
flush status;
|
||||
set autocommit=0;
|
||||
create table t1 (a int not null) engine=innodb;
|
||||
create table t1 (a int not null);
|
||||
insert into t1 values (1),(2),(3);
|
||||
select * from t1;
|
||||
a
|
||||
@ -15,7 +16,7 @@ drop table t1;
|
||||
commit;
|
||||
set autocommit=1;
|
||||
begin;
|
||||
create table t1 (a int not null) engine=innodb;
|
||||
create table t1 (a int not null);
|
||||
insert into t1 values (1),(2),(3);
|
||||
select * from t1;
|
||||
a
|
||||
@ -27,9 +28,9 @@ Variable_name Value
|
||||
Qcache_queries_in_cache 1
|
||||
drop table t1;
|
||||
commit;
|
||||
create table t1 (a int not null) engine=innodb;
|
||||
create table t2 (a int not null) engine=innodb;
|
||||
create table t3 (a int not null) engine=innodb;
|
||||
create table t1 (a int not null);
|
||||
create table t2 (a int not null);
|
||||
create table t3 (a int not null);
|
||||
insert into t1 values (1),(2);
|
||||
insert into t2 values (1),(2);
|
||||
insert into t3 values (1),(2);
|
||||
@ -99,7 +100,7 @@ show status like "Qcache_queries_in_cache";
|
||||
Variable_name Value
|
||||
Qcache_queries_in_cache 1
|
||||
drop table t3,t2,t1;
|
||||
CREATE TABLE t1 (id int(11) NOT NULL auto_increment, PRIMARY KEY (id)) ENGINE=InnoDB;
|
||||
CREATE TABLE t1 (id int(11) NOT NULL auto_increment, PRIMARY KEY (id));
|
||||
select count(*) from t1;
|
||||
count(*)
|
||||
0
|
||||
@ -109,9 +110,9 @@ count(*)
|
||||
1
|
||||
drop table t1;
|
||||
set GLOBAL query_cache_size=1355776;
|
||||
CREATE TABLE t1 ( id int(10) NOT NULL auto_increment, a varchar(25) default NULL, PRIMARY KEY (id), UNIQUE KEY a (a)) ENGINE=innodb;
|
||||
CREATE TABLE t2 ( id int(10) NOT NULL auto_increment, b varchar(25) default NULL, PRIMARY KEY (id), UNIQUE KEY b (b)) ENGINE=innodb;
|
||||
CREATE TABLE t3 ( id int(10) NOT NULL auto_increment, t1_id int(10) NOT NULL default '0', t2_id int(10) NOT NULL default '0', state int(11) default NULL, PRIMARY KEY (id), UNIQUE KEY t1_id (t1_id,t2_id), KEY t2_id (t2_id,t1_id), CONSTRAINT `t3_ibfk_1` FOREIGN KEY (`t1_id`) REFERENCES `t1` (`id`), CONSTRAINT `t3_ibfk_2` FOREIGN KEY (`t2_id`) REFERENCES `t2` (`id`)) ENGINE=innodb;
|
||||
CREATE TABLE t1 ( id int(10) NOT NULL auto_increment, a varchar(25) default NULL, PRIMARY KEY (id), UNIQUE KEY a (a));
|
||||
CREATE TABLE t2 ( id int(10) NOT NULL auto_increment, b varchar(25) default NULL, PRIMARY KEY (id), UNIQUE KEY b (b));
|
||||
CREATE TABLE t3 ( id int(10) NOT NULL auto_increment, t1_id int(10) NOT NULL default '0', t2_id int(10) NOT NULL default '0', state int(11) default NULL, PRIMARY KEY (id), UNIQUE KEY t1_id (t1_id,t2_id), KEY t2_id (t2_id,t1_id), CONSTRAINT `t3_ibfk_1` FOREIGN KEY (`t1_id`) REFERENCES `t1` (`id`), CONSTRAINT `t3_ibfk_2` FOREIGN KEY (`t2_id`) REFERENCES `t2` (`id`));
|
||||
INSERT INTO t1 VALUES (1,'me');
|
||||
INSERT INTO t2 VALUES (1,'you');
|
||||
INSERT INTO t3 VALUES (2,1,1,2);
|
@ -1,9 +1,7 @@
|
||||
SET SESSION STORAGE_ENGINE = InnoDB;
|
||||
drop table if exists t1;
|
||||
Warnings:
|
||||
Note 1051 Unknown table 't1'
|
||||
create table t1(eta int(11) not null, tipo int(11), c varchar(255)) ENGINE=innodb;
|
||||
Warnings:
|
||||
Warning 1287 'TYPE=storage_engine' is deprecated; use 'ENGINE=storage_engine' instead
|
||||
create table t1(eta int(11) not null, tipo int(11), c varchar(255));
|
||||
SET SESSION STORAGE_ENGINE = InnoDB;
|
||||
insert into t1 values (7,7, "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa");
|
||||
insert into t1 values (8,8, "bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb");
|
||||
insert into t1 values (10,1,"ccccccccccccccccccccccccccccccccccccccccccc");
|
||||
@ -106,9 +104,7 @@ eta tipo c
|
||||
2 22 jjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjj
|
||||
1 11 kkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkk
|
||||
drop table t1;
|
||||
create table t1(eta int(11) not null, tipo int(11), c varchar(255)) ENGINE=innodb;
|
||||
Warnings:
|
||||
Warning 1287 'TYPE=storage_engine' is deprecated; use 'ENGINE=storage_engine' instead
|
||||
create table t1(eta int(11) not null, tipo int(11), c varchar(255));
|
||||
insert into t1 values (7,7, "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa");
|
||||
insert into t1 values (8,8, "bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb");
|
||||
insert into t1 values (10,1,"ccccccccccccccccccccccccccccccccccccccccccc");
|
||||
@ -211,7 +207,7 @@ eta tipo c
|
||||
80 22 jjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjj
|
||||
90 11 kkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkk
|
||||
drop table t1;
|
||||
create table t1 (a int not null, b int not null) engine=innodb;
|
||||
create table t1 (a int not null, b int not null);
|
||||
insert into t1 values (1,1),(2,1),(3,1),(4,1);
|
||||
select get_lock("hello2",1000);
|
||||
get_lock("hello2",1000)
|
||||
@ -239,9 +235,7 @@ a b
|
||||
1 1
|
||||
commit;
|
||||
drop table t1;
|
||||
create table t1(eta int(11) not null, tipo int(11), c varchar(255)) ENGINE=innodb;
|
||||
Warnings:
|
||||
Warning 1287 'TYPE=storage_engine' is deprecated; use 'ENGINE=storage_engine' instead
|
||||
create table t1(eta int(11) not null, tipo int(11), c varchar(255));
|
||||
insert into t1 values (7,7, "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa");
|
||||
insert into t1 values (8,8, "bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb");
|
||||
insert into t1 values (10,1,"ccccccccccccccccccccccccccccccccccccccccccc");
|
||||
@ -323,9 +317,7 @@ eta tipo c
|
||||
80 22 jjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjj
|
||||
90 11 kkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkk
|
||||
drop table t1;
|
||||
create table t1(eta int(11) not null, tipo int(11), c varchar(255)) ENGINE=innodb;
|
||||
Warnings:
|
||||
Warning 1287 'TYPE=storage_engine' is deprecated; use 'ENGINE=storage_engine' instead
|
||||
create table t1(eta int(11) not null, tipo int(11), c varchar(255));
|
||||
insert into t1 values (7,7, "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa");
|
||||
insert into t1 values (8,8, "bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb");
|
||||
insert into t1 values (10,1,"ccccccccccccccccccccccccccccccccccccccccccc");
|
||||
@ -407,9 +399,7 @@ eta tipo c
|
||||
80 22 jjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjj
|
||||
90 11 kkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkk
|
||||
drop table t1;
|
||||
create table t1(eta int(11) not null, tipo int(11), c varchar(255)) ENGINE=innodb;
|
||||
Warnings:
|
||||
Warning 1287 'TYPE=storage_engine' is deprecated; use 'ENGINE=storage_engine' instead
|
||||
create table t1(eta int(11) not null, tipo int(11), c varchar(255));
|
||||
insert into t1 values (7,7, "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa");
|
||||
insert into t1 values (8,8, "bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb");
|
||||
insert into t1 values (10,1,"ccccccccccccccccccccccccccccccccccccccccccc");
|
||||
@ -478,9 +468,7 @@ eta tipo c
|
||||
80 22 jjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjj
|
||||
90 11 kkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkk
|
||||
drop table t1;
|
||||
create table t1(eta int(11) not null, tipo int(11), c varchar(255)) ENGINE=innodb;
|
||||
Warnings:
|
||||
Warning 1287 'TYPE=storage_engine' is deprecated; use 'ENGINE=storage_engine' instead
|
||||
create table t1(eta int(11) not null, tipo int(11), c varchar(255));
|
||||
insert into t1 values (7,7, "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa");
|
||||
insert into t1 values (8,8, "bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb");
|
||||
insert into t1 values (10,1,"ccccccccccccccccccccccccccccccccccccccccccc");
|
||||
@ -549,9 +537,7 @@ eta tipo c
|
||||
80 22 jjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjj
|
||||
90 11 kkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkk
|
||||
drop table t1;
|
||||
create table t1(eta int(11) not null, tipo int(11), c varchar(255)) ENGINE=innodb;
|
||||
Warnings:
|
||||
Warning 1287 'TYPE=storage_engine' is deprecated; use 'ENGINE=storage_engine' instead
|
||||
create table t1(eta int(11) not null, tipo int(11), c varchar(255));
|
||||
insert into t1 values (7,7, "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa");
|
||||
insert into t1 values (8,8, "bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb");
|
||||
insert into t1 values (10,1,"ccccccccccccccccccccccccccccccccccccccccccc");
|
@ -1,25 +1,33 @@
|
||||
# Establish connection con1 (user=root)
|
||||
# Establish connection con2 (user=root)
|
||||
drop table if exists t1,t2;
|
||||
create table t1 (id integer, x integer) engine=INNODB;
|
||||
# Switch to connection con1
|
||||
create table t1 (id integer, x integer) engine = InnoDB;
|
||||
insert into t1 values(0, 0);
|
||||
set autocommit=0;
|
||||
SELECT * from t1 where id = 0 FOR UPDATE;
|
||||
id x
|
||||
0 0
|
||||
# Switch to connection con2
|
||||
set autocommit=0;
|
||||
update t1 set x=2 where id = 0;
|
||||
# Switch to connection con1
|
||||
update t1 set x=1 where id = 0;
|
||||
select * from t1;
|
||||
id x
|
||||
0 1
|
||||
commit;
|
||||
# Switch to connection con2
|
||||
commit;
|
||||
# Switch to connection con1
|
||||
select * from t1;
|
||||
id x
|
||||
0 2
|
||||
commit;
|
||||
drop table t1;
|
||||
create table t1 (id integer, x integer) engine=INNODB;
|
||||
create table t2 (b integer, a integer) engine=INNODB;
|
||||
# Switch to connection con1
|
||||
create table t1 (id integer, x integer) engine = InnoDB;
|
||||
create table t2 (b integer, a integer) engine = InnoDB;
|
||||
insert into t1 values(0, 0), (300, 300);
|
||||
insert into t2 values(0, 10), (1, 20), (2, 30);
|
||||
commit;
|
||||
@ -39,26 +47,31 @@ select * from t1;
|
||||
id x
|
||||
0 0
|
||||
300 300
|
||||
# Switch to connection con2
|
||||
set autocommit=0;
|
||||
update t1 set x=2 where id = 0;
|
||||
# Switch to connection con1
|
||||
update t1 set x=1 where id = 0;
|
||||
select * from t1;
|
||||
id x
|
||||
0 1
|
||||
300 300
|
||||
commit;
|
||||
# Switch to connection con2
|
||||
commit;
|
||||
# Switch to connection con1
|
||||
select * from t1;
|
||||
id x
|
||||
0 2
|
||||
300 300
|
||||
commit;
|
||||
drop table t1, t2;
|
||||
create table t1 (id integer, x integer) engine=INNODB;
|
||||
create table t2 (b integer, a integer) engine=INNODB;
|
||||
create table t1 (id integer, x integer) engine = InnoDB;
|
||||
create table t2 (b integer, a integer) engine = InnoDB;
|
||||
insert into t1 values(0, 0), (300, 300);
|
||||
insert into t2 values(0, 0), (1, 20), (2, 30);
|
||||
commit;
|
||||
# Switch to connection con1
|
||||
select a,b from t2 UNION SELECT id, x from t1 FOR UPDATE;
|
||||
a b
|
||||
0 0
|
||||
@ -74,6 +87,7 @@ select * from t1;
|
||||
id x
|
||||
0 0
|
||||
300 300
|
||||
# Switch to connection con2
|
||||
update t2 set a=2 where b = 0;
|
||||
select * from t2;
|
||||
b a
|
||||
@ -81,16 +95,20 @@ b a
|
||||
1 20
|
||||
2 30
|
||||
update t1 set x=2 where id = 0;
|
||||
# Switch to connection con1
|
||||
update t1 set x=1 where id = 0;
|
||||
select * from t1;
|
||||
id x
|
||||
0 1
|
||||
300 300
|
||||
commit;
|
||||
# Switch to connection con2
|
||||
commit;
|
||||
# Switch to connection con1
|
||||
select * from t1;
|
||||
id x
|
||||
0 2
|
||||
300 300
|
||||
commit;
|
||||
# Switch to connection default + disconnect con1 and con2
|
||||
drop table t1, t2;
|
517
mysql-test/r/handler_innodb.result
Normal file
517
mysql-test/r/handler_innodb.result
Normal file
@ -0,0 +1,517 @@
|
||||
SET SESSION STORAGE_ENGINE = InnoDB;
|
||||
drop table if exists t1,t3,t4,t5;
|
||||
create table t1 (a int, b char(10), key a(a), key b(a,b));
|
||||
insert into t1 values
|
||||
(17,"ddd"),(18,"eee"),(19,"fff"),(19,"yyy"),
|
||||
(14,"aaa"),(15,"bbb"),(16,"ccc"),(16,"xxx"),
|
||||
(20,"ggg"),(21,"hhh"),(22,"iii");
|
||||
handler t1 open as t2;
|
||||
handler t2 read a=(SELECT 1);
|
||||
ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'SELECT 1)' at line 1
|
||||
handler t2 read a first;
|
||||
a b
|
||||
14 aaa
|
||||
handler t2 read a next;
|
||||
a b
|
||||
15 bbb
|
||||
handler t2 read a next;
|
||||
a b
|
||||
16 ccc
|
||||
handler t2 read a prev;
|
||||
a b
|
||||
15 bbb
|
||||
handler t2 read a last;
|
||||
a b
|
||||
22 iii
|
||||
handler t2 read a prev;
|
||||
a b
|
||||
21 hhh
|
||||
handler t2 read a prev;
|
||||
a b
|
||||
20 ggg
|
||||
handler t2 read a first;
|
||||
a b
|
||||
14 aaa
|
||||
handler t2 read a prev;
|
||||
a b
|
||||
handler t2 read a last;
|
||||
a b
|
||||
22 iii
|
||||
handler t2 read a prev;
|
||||
a b
|
||||
21 hhh
|
||||
handler t2 read a next;
|
||||
a b
|
||||
22 iii
|
||||
handler t2 read a next;
|
||||
a b
|
||||
handler t2 read a=(15);
|
||||
a b
|
||||
15 bbb
|
||||
handler t2 read a=(16);
|
||||
a b
|
||||
16 ccc
|
||||
handler t2 read a=(19,"fff");
|
||||
ERROR 42000: Too many key parts specified; max 1 parts allowed
|
||||
handler t2 read b=(19,"fff");
|
||||
a b
|
||||
19 fff
|
||||
handler t2 read b=(19,"yyy");
|
||||
a b
|
||||
19 yyy
|
||||
handler t2 read b=(19);
|
||||
a b
|
||||
19 fff
|
||||
handler t1 read a last;
|
||||
ERROR 42S02: Unknown table 't1' in HANDLER
|
||||
handler t2 read a=(11);
|
||||
a b
|
||||
handler t2 read a>=(11);
|
||||
a b
|
||||
14 aaa
|
||||
handler t2 read a=(18);
|
||||
a b
|
||||
18 eee
|
||||
handler t2 read a>=(18);
|
||||
a b
|
||||
18 eee
|
||||
handler t2 read a>(18);
|
||||
a b
|
||||
19 fff
|
||||
handler t2 read a<=(18);
|
||||
a b
|
||||
18 eee
|
||||
handler t2 read a<(18);
|
||||
a b
|
||||
17 ddd
|
||||
handler t2 read a first limit 5;
|
||||
a b
|
||||
14 aaa
|
||||
15 bbb
|
||||
16 ccc
|
||||
16 xxx
|
||||
17 ddd
|
||||
handler t2 read a next limit 3;
|
||||
a b
|
||||
18 eee
|
||||
19 fff
|
||||
19 yyy
|
||||
handler t2 read a prev limit 10;
|
||||
a b
|
||||
19 fff
|
||||
18 eee
|
||||
17 ddd
|
||||
16 xxx
|
||||
16 ccc
|
||||
15 bbb
|
||||
14 aaa
|
||||
handler t2 read a>=(16) limit 4;
|
||||
a b
|
||||
16 ccc
|
||||
16 xxx
|
||||
17 ddd
|
||||
18 eee
|
||||
handler t2 read a>=(16) limit 2,2;
|
||||
a b
|
||||
17 ddd
|
||||
18 eee
|
||||
handler t2 read a last limit 3;
|
||||
a b
|
||||
22 iii
|
||||
21 hhh
|
||||
20 ggg
|
||||
handler t2 read a=(19);
|
||||
a b
|
||||
19 fff
|
||||
handler t2 read a=(19) where b="yyy";
|
||||
a b
|
||||
19 yyy
|
||||
handler t2 read first;
|
||||
a b
|
||||
17 ddd
|
||||
handler t2 read next;
|
||||
a b
|
||||
18 eee
|
||||
handler t2 read next;
|
||||
a b
|
||||
19 fff
|
||||
handler t2 read last;
|
||||
ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '' at line 1
|
||||
handler t2 close;
|
||||
handler t1 open;
|
||||
handler t1 read a next;
|
||||
a b
|
||||
14 aaa
|
||||
handler t1 read a next;
|
||||
a b
|
||||
15 bbb
|
||||
handler t1 close;
|
||||
handler t1 open;
|
||||
handler t1 read a prev;
|
||||
a b
|
||||
22 iii
|
||||
handler t1 read a prev;
|
||||
a b
|
||||
21 hhh
|
||||
handler t1 close;
|
||||
handler t1 open as t2;
|
||||
handler t2 read first;
|
||||
a b
|
||||
17 ddd
|
||||
alter table t1 engine = InnoDB;
|
||||
handler t2 read first;
|
||||
ERROR 42S02: Unknown table 't2' in HANDLER
|
||||
handler t1 open as t2;
|
||||
drop table t1;
|
||||
create table t1 (a int);
|
||||
insert into t1 values (17);
|
||||
handler t2 read first;
|
||||
ERROR 42S02: Unknown table 't2' in HANDLER
|
||||
handler t1 open as t2;
|
||||
alter table t1 engine=MEMORY;
|
||||
handler t2 read first;
|
||||
ERROR 42S02: Unknown table 't2' in HANDLER
|
||||
drop table t1;
|
||||
create table t1 (a int);
|
||||
insert into t1 values (1),(2),(3),(4),(5),(6);
|
||||
delete from t1 limit 2;
|
||||
handler t1 open;
|
||||
handler t1 read first;
|
||||
a
|
||||
3
|
||||
handler t1 read first limit 1,1;
|
||||
a
|
||||
4
|
||||
handler t1 read first limit 2,2;
|
||||
a
|
||||
5
|
||||
6
|
||||
delete from t1 limit 3;
|
||||
handler t1 read first;
|
||||
a
|
||||
6
|
||||
drop table t1;
|
||||
create table t1(a int, index(a));
|
||||
insert into t1 values (1), (2), (3);
|
||||
handler t1 open;
|
||||
handler t1 read a=(W);
|
||||
ERROR 42S22: Unknown column 'W' in 'field list'
|
||||
handler t1 read a=(a);
|
||||
ERROR HY000: Incorrect arguments to HANDLER ... READ
|
||||
drop table t1;
|
||||
create table t1 (a char(5));
|
||||
insert into t1 values ("Ok");
|
||||
handler t1 open as t;
|
||||
handler t read first;
|
||||
a
|
||||
Ok
|
||||
use mysql;
|
||||
handler t read first;
|
||||
a
|
||||
Ok
|
||||
handler t close;
|
||||
handler test.t1 open as t;
|
||||
handler t read first;
|
||||
a
|
||||
Ok
|
||||
handler t close;
|
||||
use test;
|
||||
drop table t1;
|
||||
create table t1 ( a int, b int, INDEX a (a) );
|
||||
insert into t1 values (1,2), (2,1);
|
||||
handler t1 open;
|
||||
handler t1 read a=(1) where b=2;
|
||||
a b
|
||||
1 2
|
||||
handler t1 read a=(1) where b=3;
|
||||
a b
|
||||
handler t1 read a=(1) where b=1;
|
||||
a b
|
||||
handler t1 close;
|
||||
drop table t1;
|
||||
drop database if exists test_test;
|
||||
create database test_test;
|
||||
use test_test;
|
||||
create table t1(table_id char(20) primary key);
|
||||
insert into t1 values ('test_test.t1');
|
||||
insert into t1 values ('');
|
||||
handler t1 open;
|
||||
handler t1 read first limit 9;
|
||||
table_id
|
||||
|
||||
test_test.t1
|
||||
create table t2(table_id char(20) primary key);
|
||||
insert into t2 values ('test_test.t2');
|
||||
insert into t2 values ('');
|
||||
handler t2 open;
|
||||
handler t2 read first limit 9;
|
||||
table_id
|
||||
|
||||
test_test.t2
|
||||
use test;
|
||||
drop table if exists t1;
|
||||
create table t1(table_id char(20) primary key);
|
||||
insert into t1 values ('test.t1');
|
||||
insert into t1 values ('');
|
||||
handler t1 open;
|
||||
ERROR 42000: Not unique table/alias: 't1'
|
||||
use test;
|
||||
handler test.t1 read first limit 9;
|
||||
ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'read first limit 9' at line 1
|
||||
handler test_test.t1 read first limit 9;
|
||||
ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'read first limit 9' at line 1
|
||||
handler t1 read first limit 9;
|
||||
table_id
|
||||
|
||||
test_test.t1
|
||||
handler test_test.t2 read first limit 9;
|
||||
ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'read first limit 9' at line 1
|
||||
handler t2 read first limit 9;
|
||||
table_id
|
||||
|
||||
test_test.t2
|
||||
handler test_test.t1 close;
|
||||
ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'close' at line 1
|
||||
handler t1 close;
|
||||
drop table test_test.t1;
|
||||
handler test_test.t2 close;
|
||||
ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'close' at line 1
|
||||
handler t2 close;
|
||||
drop table test_test.t2;
|
||||
drop database test_test;
|
||||
use test;
|
||||
handler test.t1 close;
|
||||
ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'close' at line 1
|
||||
handler t1 close;
|
||||
ERROR 42S02: Unknown table 't1' in HANDLER
|
||||
drop table test.t1;
|
||||
drop database if exists test_test;
|
||||
drop table if exists t1;
|
||||
drop table if exists t2;
|
||||
drop table if exists t3;
|
||||
create database test_test;
|
||||
use test_test;
|
||||
create table t1 (c1 char(20));
|
||||
insert into t1 values ('test_test.t1');
|
||||
create table t3 (c1 char(20));
|
||||
insert into t3 values ('test_test.t3');
|
||||
handler t1 open;
|
||||
handler t1 read first limit 9;
|
||||
c1
|
||||
test_test.t1
|
||||
handler t1 open h1;
|
||||
handler h1 read first limit 9;
|
||||
c1
|
||||
test_test.t1
|
||||
use test;
|
||||
create table t1 (c1 char(20));
|
||||
create table t2 (c1 char(20));
|
||||
create table t3 (c1 char(20));
|
||||
insert into t1 values ('t1');
|
||||
insert into t2 values ('t2');
|
||||
insert into t3 values ('t3');
|
||||
handler t1 open;
|
||||
ERROR 42000: Not unique table/alias: 't1'
|
||||
handler t2 open t1;
|
||||
ERROR 42000: Not unique table/alias: 't1'
|
||||
handler t3 open t1;
|
||||
ERROR 42000: Not unique table/alias: 't1'
|
||||
handler t1 read first limit 9;
|
||||
c1
|
||||
test_test.t1
|
||||
handler test.t1 close;
|
||||
ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'close' at line 1
|
||||
handler test.t1 open h1;
|
||||
ERROR 42000: Not unique table/alias: 'h1'
|
||||
handler test_test.t1 open h1;
|
||||
ERROR 42000: Not unique table/alias: 'h1'
|
||||
handler test_test.t3 open h3;
|
||||
handler test.t1 open h2;
|
||||
handler t1 read first limit 9;
|
||||
c1
|
||||
test_test.t1
|
||||
handler h1 read first limit 9;
|
||||
c1
|
||||
test_test.t1
|
||||
handler h2 read first limit 9;
|
||||
c1
|
||||
t1
|
||||
handler h3 read first limit 9;
|
||||
c1
|
||||
test_test.t3
|
||||
handler h2 read first limit 9;
|
||||
c1
|
||||
t1
|
||||
handler test.h1 close;
|
||||
ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'close' at line 1
|
||||
handler t1 close;
|
||||
handler h1 close;
|
||||
handler h2 close;
|
||||
handler t1 read first limit 9;
|
||||
ERROR 42S02: Unknown table 't1' in HANDLER
|
||||
handler h1 read first limit 9;
|
||||
ERROR 42S02: Unknown table 'h1' in HANDLER
|
||||
handler h2 read first limit 9;
|
||||
ERROR 42S02: Unknown table 'h2' in HANDLER
|
||||
handler h3 read first limit 9;
|
||||
c1
|
||||
test_test.t3
|
||||
handler h3 read first limit 9;
|
||||
c1
|
||||
test_test.t3
|
||||
use test_test;
|
||||
handler h3 read first limit 9;
|
||||
c1
|
||||
test_test.t3
|
||||
handler test.h3 read first limit 9;
|
||||
ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'read first limit 9' at line 1
|
||||
handler h3 close;
|
||||
use test;
|
||||
drop table t3;
|
||||
drop table t2;
|
||||
drop table t1;
|
||||
drop database test_test;
|
||||
create table t1 (c1 char(20));
|
||||
insert into t1 values ("t1");
|
||||
handler t1 open as h1;
|
||||
handler h1 read first limit 9;
|
||||
c1
|
||||
t1
|
||||
create table t2 (c1 char(20));
|
||||
insert into t2 values ("t2");
|
||||
handler t2 open as h2;
|
||||
handler h2 read first limit 9;
|
||||
c1
|
||||
t2
|
||||
create table t3 (c1 char(20));
|
||||
insert into t3 values ("t3");
|
||||
handler t3 open as h3;
|
||||
handler h3 read first limit 9;
|
||||
c1
|
||||
t3
|
||||
create table t4 (c1 char(20));
|
||||
insert into t4 values ("t4");
|
||||
handler t4 open as h4;
|
||||
handler h4 read first limit 9;
|
||||
c1
|
||||
t4
|
||||
create table t5 (c1 char(20));
|
||||
insert into t5 values ("t5");
|
||||
handler t5 open as h5;
|
||||
handler h5 read first limit 9;
|
||||
c1
|
||||
t5
|
||||
alter table t1 engine=MyISAM;
|
||||
handler h1 read first limit 9;
|
||||
ERROR 42S02: Unknown table 'h1' in HANDLER
|
||||
handler h2 read first limit 9;
|
||||
c1
|
||||
t2
|
||||
handler h3 read first limit 9;
|
||||
c1
|
||||
t3
|
||||
handler h4 read first limit 9;
|
||||
c1
|
||||
t4
|
||||
handler h5 read first limit 9;
|
||||
c1
|
||||
t5
|
||||
alter table t5 engine=MyISAM;
|
||||
handler h1 read first limit 9;
|
||||
ERROR 42S02: Unknown table 'h1' in HANDLER
|
||||
handler h2 read first limit 9;
|
||||
c1
|
||||
t2
|
||||
handler h3 read first limit 9;
|
||||
c1
|
||||
t3
|
||||
handler h4 read first limit 9;
|
||||
c1
|
||||
t4
|
||||
handler h5 read first limit 9;
|
||||
ERROR 42S02: Unknown table 'h5' in HANDLER
|
||||
alter table t3 engine=MyISAM;
|
||||
handler h1 read first limit 9;
|
||||
ERROR 42S02: Unknown table 'h1' in HANDLER
|
||||
handler h2 read first limit 9;
|
||||
c1
|
||||
t2
|
||||
handler h3 read first limit 9;
|
||||
ERROR 42S02: Unknown table 'h3' in HANDLER
|
||||
handler h4 read first limit 9;
|
||||
c1
|
||||
t4
|
||||
handler h5 read first limit 9;
|
||||
ERROR 42S02: Unknown table 'h5' in HANDLER
|
||||
handler h2 close;
|
||||
handler h4 close;
|
||||
handler t1 open as h1_1;
|
||||
handler t1 open as h1_2;
|
||||
handler t1 open as h1_3;
|
||||
handler h1_1 read first limit 9;
|
||||
c1
|
||||
t1
|
||||
handler h1_2 read first limit 9;
|
||||
c1
|
||||
t1
|
||||
handler h1_3 read first limit 9;
|
||||
c1
|
||||
t1
|
||||
alter table t1 engine=InnoDB;
|
||||
handler h1_1 read first limit 9;
|
||||
ERROR 42S02: Unknown table 'h1_1' in HANDLER
|
||||
handler h1_2 read first limit 9;
|
||||
ERROR 42S02: Unknown table 'h1_2' in HANDLER
|
||||
handler h1_3 read first limit 9;
|
||||
ERROR 42S02: Unknown table 'h1_3' in HANDLER
|
||||
drop table t1;
|
||||
drop table t2;
|
||||
drop table t3;
|
||||
drop table t4;
|
||||
drop table t5;
|
||||
create table t1 (c1 int);
|
||||
insert into t1 values (1);
|
||||
handler t1 open;
|
||||
handler t1 read first;
|
||||
c1
|
||||
1
|
||||
send the below to another connection, do not wait for the result
|
||||
optimize table t1;
|
||||
proceed with the normal connection
|
||||
handler t1 read next;
|
||||
c1
|
||||
1
|
||||
handler t1 close;
|
||||
read the result from the other connection
|
||||
Table Op Msg_type Msg_text
|
||||
test.t1 optimize status OK
|
||||
proceed with the normal connection
|
||||
drop table t1;
|
||||
CREATE TABLE t1 ( no1 smallint(5) NOT NULL default '0', no2 int(10) NOT NULL default '0', PRIMARY KEY (no1,no2));
|
||||
INSERT INTO t1 VALUES (1,274),(1,275),(2,6),(2,8),(4,1),(4,2);
|
||||
HANDLER t1 OPEN;
|
||||
HANDLER t1 READ `primary` = (1, 1000);
|
||||
no1 no2
|
||||
HANDLER t1 READ `primary` PREV;
|
||||
no1 no2
|
||||
1 275
|
||||
DROP TABLE t1;
|
||||
create table t1 (c1 int);
|
||||
insert into t1 values (14397);
|
||||
flush tables with read lock;
|
||||
drop table t1;
|
||||
ERROR HY000: Can't execute the query because you have a conflicting read lock
|
||||
send the below to another connection, do not wait for the result
|
||||
drop table t1;
|
||||
proceed with the normal connection
|
||||
select * from t1;
|
||||
c1
|
||||
14397
|
||||
unlock tables;
|
||||
read the result from the other connection
|
||||
proceed with the normal connection
|
||||
select * from t1;
|
||||
ERROR 42S02: Table 'test.t1' doesn't exist
|
||||
drop table if exists t1;
|
||||
Warnings:
|
||||
Note 1051 Unknown table 't1'
|
@ -1,3 +1,4 @@
|
||||
SET SESSION STORAGE_ENGINE = MyISAM;
|
||||
drop table if exists t1,t3,t4,t5;
|
||||
create table t1 (a int, b char(10), key a(a), key b(a,b));
|
||||
insert into t1 values
|
||||
@ -137,6 +138,29 @@ a b
|
||||
handler t2 read last;
|
||||
ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '' at line 1
|
||||
handler t2 close;
|
||||
handler t1 open;
|
||||
handler t1 read a next;
|
||||
a b
|
||||
14 aaa
|
||||
handler t1 read a next;
|
||||
a b
|
||||
15 bbb
|
||||
handler t1 close;
|
||||
handler t1 open;
|
||||
handler t1 read a prev;
|
||||
a b
|
||||
22 iii
|
||||
handler t1 read a prev;
|
||||
a b
|
||||
21 hhh
|
||||
handler t1 close;
|
||||
handler t1 open as t2;
|
||||
handler t2 read first;
|
||||
a b
|
||||
17 ddd
|
||||
alter table t1 engine = MyISAM;
|
||||
handler t2 read first;
|
||||
ERROR 42S02: Unknown table 't2' in HANDLER
|
||||
handler t1 open as t2;
|
||||
drop table t1;
|
||||
create table t1 (a int);
|
||||
@ -144,7 +168,7 @@ insert into t1 values (17);
|
||||
handler t2 read first;
|
||||
ERROR 42S02: Unknown table 't2' in HANDLER
|
||||
handler t1 open as t2;
|
||||
alter table t1 engine=MyISAM;
|
||||
alter table t1 engine=MEMORY;
|
||||
handler t2 read first;
|
||||
ERROR 42S02: Unknown table 't2' in HANDLER
|
||||
drop table t1;
|
||||
@ -463,6 +487,15 @@ Table Op Msg_type Msg_text
|
||||
test.t1 optimize status OK
|
||||
proceed with the normal connection
|
||||
drop table t1;
|
||||
CREATE TABLE t1 ( no1 smallint(5) NOT NULL default '0', no2 int(10) NOT NULL default '0', PRIMARY KEY (no1,no2));
|
||||
INSERT INTO t1 VALUES (1,274),(1,275),(2,6),(2,8),(4,1),(4,2);
|
||||
HANDLER t1 OPEN;
|
||||
HANDLER t1 READ `primary` = (1, 1000);
|
||||
no1 no2
|
||||
HANDLER t1 READ `primary` PREV;
|
||||
no1 no2
|
||||
1 275
|
||||
DROP TABLE t1;
|
||||
create table t1 (c1 int);
|
||||
insert into t1 values (14397);
|
||||
flush tables with read lock;
|
@ -1,426 +0,0 @@
|
||||
drop table if exists t0, t1, t2, t3, t4;
|
||||
create table t0
|
||||
(
|
||||
key1 int not null,
|
||||
INDEX i1(key1)
|
||||
);
|
||||
alter table t0 add key2 int not null, add index i2(key2);
|
||||
alter table t0 add key3 int not null, add index i3(key3);
|
||||
alter table t0 add key4 int not null, add index i4(key4);
|
||||
alter table t0 add key5 int not null, add index i5(key5);
|
||||
alter table t0 add key6 int not null, add index i6(key6);
|
||||
alter table t0 add key7 int not null, add index i7(key7);
|
||||
alter table t0 add key8 int not null, add index i8(key8);
|
||||
update t0 set key2=key1,key3=key1,key4=key1,key5=key1,key6=key1,key7=key1,key8=1024-key1;
|
||||
analyze table t0;
|
||||
Table Op Msg_type Msg_text
|
||||
test.t0 analyze status OK
|
||||
explain select * from t0 where key1 < 3 or key1 > 1020;
|
||||
id select_type table type possible_keys key key_len ref rows Extra
|
||||
1 SIMPLE t0 range i1 i1 4 NULL 78 Using where
|
||||
explain
|
||||
select * from t0 where key1 < 3 or key2 > 1020;
|
||||
id select_type table type possible_keys key key_len ref rows Extra
|
||||
1 SIMPLE t0 index_merge i1,i2 i1,i2 4,4 NULL 45 Using sort_union(i1,i2); Using where
|
||||
select * from t0 where key1 < 3 or key2 > 1020;
|
||||
key1 key2 key3 key4 key5 key6 key7 key8
|
||||
1 1 1 1 1 1 1 1023
|
||||
2 2 2 2 2 2 2 1022
|
||||
1021 1021 1021 1021 1021 1021 1021 3
|
||||
1022 1022 1022 1022 1022 1022 1022 2
|
||||
1023 1023 1023 1023 1023 1023 1023 1
|
||||
1024 1024 1024 1024 1024 1024 1024 0
|
||||
explain select * from t0 where key1 < 3 or key2 <4;
|
||||
id select_type table type possible_keys key key_len ref rows Extra
|
||||
1 SIMPLE t0 index_merge i1,i2 i1,i2 4,4 NULL 7 Using sort_union(i1,i2); Using where
|
||||
explain
|
||||
select * from t0 where (key1 > 30 and key1<35) or (key2 >32 and key2 < 40);
|
||||
id select_type table type possible_keys key key_len ref rows Extra
|
||||
1 SIMPLE t0 index_merge i1,i2 i1,i2 4,4 NULL 11 Using sort_union(i1,i2); Using where
|
||||
select * from t0 where (key1 > 30 and key1<35) or (key2 >32 and key2 < 40);
|
||||
key1 key2 key3 key4 key5 key6 key7 key8
|
||||
31 31 31 31 31 31 31 993
|
||||
32 32 32 32 32 32 32 992
|
||||
33 33 33 33 33 33 33 991
|
||||
34 34 34 34 34 34 34 990
|
||||
35 35 35 35 35 35 35 989
|
||||
36 36 36 36 36 36 36 988
|
||||
37 37 37 37 37 37 37 987
|
||||
38 38 38 38 38 38 38 986
|
||||
39 39 39 39 39 39 39 985
|
||||
explain select * from t0 ignore index (i2) where key1 < 3 or key2 <4;
|
||||
id select_type table type possible_keys key key_len ref rows Extra
|
||||
1 SIMPLE t0 ALL i1 NULL NULL NULL 1024 Using where
|
||||
explain select * from t0 where (key1 < 3 or key2 <4) and key3 = 50;
|
||||
id select_type table type possible_keys key key_len ref rows Extra
|
||||
1 SIMPLE t0 ref i1,i2,i3 i3 4 const 1 Using where
|
||||
explain select * from t0 use index (i1,i2) where (key1 < 3 or key2 <4) and key3 = 50;
|
||||
id select_type table type possible_keys key key_len ref rows Extra
|
||||
1 SIMPLE t0 index_merge i1,i2 i1,i2 4,4 NULL 7 Using sort_union(i1,i2); Using where
|
||||
explain select * from t0 where (key1 > 1 or key2 > 2);
|
||||
id select_type table type possible_keys key key_len ref rows Extra
|
||||
1 SIMPLE t0 ALL i1,i2 NULL NULL NULL 1024 Using where
|
||||
explain select * from t0 force index (i1,i2) where (key1 > 1 or key2 > 2);
|
||||
id select_type table type possible_keys key key_len ref rows Extra
|
||||
1 SIMPLE t0 index_merge i1,i2 i1,i2 4,4 NULL 1024 Using sort_union(i1,i2); Using where
|
||||
explain
|
||||
select * from t0 where key1<3 or key2<3 or (key1>5 and key1<8) or
|
||||
(key1>10 and key1<12) or (key2>100 and key2<110);
|
||||
id select_type table type possible_keys key key_len ref rows Extra
|
||||
1 SIMPLE t0 index_merge i1,i2 i1,i2 4,4 NULL 17 Using sort_union(i1,i2); Using where
|
||||
explain select * from t0 where key2 = 45 or key1 <=> null;
|
||||
id select_type table type possible_keys key key_len ref rows Extra
|
||||
1 SIMPLE t0 range i1,i2 i2 4 NULL 1 Using where
|
||||
explain select * from t0 where key2 = 45 or key1 is not null;
|
||||
id select_type table type possible_keys key key_len ref rows Extra
|
||||
1 SIMPLE t0 ALL i1,i2 NULL NULL NULL 1024 Using where
|
||||
explain select * from t0 where key2 = 45 or key1 is null;
|
||||
id select_type table type possible_keys key key_len ref rows Extra
|
||||
1 SIMPLE t0 ref i2 i2 4 const 1
|
||||
explain select * from t0 where key2=10 or key3=3 or key4 <=> null;
|
||||
id select_type table type possible_keys key key_len ref rows Extra
|
||||
1 SIMPLE t0 index_merge i2,i3,i4 i2,i3 4,4 NULL 2 Using union(i2,i3); Using where
|
||||
explain select * from t0 where key2=10 or key3=3 or key4 is null;
|
||||
id select_type table type possible_keys key key_len ref rows Extra
|
||||
1 SIMPLE t0 index_merge i2,i3 i2,i3 4,4 NULL 2 Using union(i2,i3); Using where
|
||||
explain select key1 from t0 where (key1 <=> null) or (key2 < 5) or
|
||||
(key3=10) or (key4 <=> null);
|
||||
id select_type table type possible_keys key key_len ref rows Extra
|
||||
1 SIMPLE t0 index_merge i1,i2,i3,i4 i2,i3 4,4 NULL 6 Using sort_union(i2,i3); Using where
|
||||
explain select key1 from t0 where (key1 <=> null) or (key1 < 5) or
|
||||
(key3=10) or (key4 <=> null);
|
||||
id select_type table type possible_keys key key_len ref rows Extra
|
||||
1 SIMPLE t0 index_merge i1,i3,i4 i1,i3 4,4 NULL 6 Using sort_union(i1,i3); Using where
|
||||
explain select * from t0 where
|
||||
(key1 < 3 or key2 < 3) and (key3 < 4 or key4 < 4) and (key5 < 5 or key6 < 5);
|
||||
id select_type table type possible_keys key key_len ref rows Extra
|
||||
1 SIMPLE t0 index_merge i1,i2,i3,i4,i5,i6 i1,i2 4,4 NULL 6 Using sort_union(i1,i2); Using where
|
||||
explain
|
||||
select * from t0 where (key1 < 3 or key2 < 6) and (key1 < 7 or key3 < 4);
|
||||
id select_type table type possible_keys key key_len ref rows Extra
|
||||
1 SIMPLE t0 index_merge i1,i2,i3 i1,i2 4,4 NULL 9 Using sort_union(i1,i2); Using where
|
||||
select * from t0 where (key1 < 3 or key2 < 6) and (key1 < 7 or key3 < 4);
|
||||
key1 key2 key3 key4 key5 key6 key7 key8
|
||||
1 1 1 1 1 1 1 1023
|
||||
2 2 2 2 2 2 2 1022
|
||||
3 3 3 3 3 3 3 1021
|
||||
4 4 4 4 4 4 4 1020
|
||||
5 5 5 5 5 5 5 1019
|
||||
explain select * from t0 where
|
||||
(key1 < 3 or key2 < 3) and (key3 < 4 or key4 < 4) and (key5 < 2 or key6 < 2);
|
||||
id select_type table type possible_keys key key_len ref rows Extra
|
||||
1 SIMPLE t0 index_merge i1,i2,i3,i4,i5,i6 i1,i2 4,4 NULL 6 Using sort_union(i1,i2); Using where
|
||||
explain select * from t0 where
|
||||
(key1 < 3 or key2 < 3) and (key3 < 100);
|
||||
id select_type table type possible_keys key key_len ref rows Extra
|
||||
1 SIMPLE t0 range i1,i2,i3 i3 4 NULL 95 Using where
|
||||
explain select * from t0 where
|
||||
(key1 < 3 or key2 < 3) and (key3 < 1000);
|
||||
id select_type table type possible_keys key key_len ref rows Extra
|
||||
1 SIMPLE t0 ALL i1,i2,i3 NULL NULL NULL 1024 Using where
|
||||
explain select * from t0 where
|
||||
((key1 < 4 or key2 < 4) and (key2 <5 or key3 < 4))
|
||||
or
|
||||
key2 > 5;
|
||||
id select_type table type possible_keys key key_len ref rows Extra
|
||||
1 SIMPLE t0 ALL i1,i2,i3 NULL NULL NULL 1024 Using where
|
||||
explain select * from t0 where
|
||||
((key1 < 4 or key2 < 4) and (key2 <5 or key3 < 4))
|
||||
or
|
||||
key1 < 7;
|
||||
id select_type table type possible_keys key key_len ref rows Extra
|
||||
1 SIMPLE t0 index_merge i1,i2,i3 i1,i2 4,4 NULL 10 Using sort_union(i1,i2); Using where
|
||||
select * from t0 where
|
||||
((key1 < 4 or key2 < 4) and (key2 <5 or key3 < 4))
|
||||
or
|
||||
key1 < 7;
|
||||
key1 key2 key3 key4 key5 key6 key7 key8
|
||||
1 1 1 1 1 1 1 1023
|
||||
2 2 2 2 2 2 2 1022
|
||||
3 3 3 3 3 3 3 1021
|
||||
4 4 4 4 4 4 4 1020
|
||||
5 5 5 5 5 5 5 1019
|
||||
6 6 6 6 6 6 6 1018
|
||||
explain select * from t0 where
|
||||
((key1 < 4 or key2 < 4) and (key3 <5 or key5 < 4))
|
||||
or
|
||||
((key5 < 5 or key6 < 6) and (key7 <7 or key8 < 4));
|
||||
id select_type table type possible_keys key key_len ref rows Extra
|
||||
1 SIMPLE t0 index_merge i1,i2,i3,i5,i6,i7,i8 i1,i2,i5,i6 4,4,4,4 NULL 19 Using sort_union(i1,i2,i5,i6); Using where
|
||||
explain select * from t0 where
|
||||
((key3 <5 or key5 < 4) and (key1 < 4 or key2 < 4))
|
||||
or
|
||||
((key7 <7 or key8 < 4) and (key5 < 5 or key6 < 6));
|
||||
id select_type table type possible_keys key key_len ref rows Extra
|
||||
1 SIMPLE t0 index_merge i1,i2,i3,i5,i6,i7,i8 i3,i5,i7,i8 4,4,4,4 NULL 20 Using sort_union(i3,i5,i7,i8); Using where
|
||||
explain select * from t0 where
|
||||
((key3 <5 or key5 < 4) and (key1 < 4 or key2 < 4))
|
||||
or
|
||||
((key3 <7 or key5 < 2) and (key5 < 5 or key6 < 6));
|
||||
id select_type table type possible_keys key key_len ref rows Extra
|
||||
1 SIMPLE t0 index_merge i1,i2,i3,i5,i6 i3,i5 4,4 NULL 11 Using sort_union(i3,i5); Using where
|
||||
explain select * from t0 where
|
||||
((key3 <5 or key5 < 4) and (key1 < 4 or key2 < 4))
|
||||
or
|
||||
(((key3 <7 and key7 < 6) or key5 < 2) and (key5 < 5 or key6 < 6));
|
||||
id select_type table type possible_keys key key_len ref rows Extra
|
||||
1 SIMPLE t0 index_merge i1,i2,i3,i5,i6,i7 i3,i5 4,4 NULL 11 Using sort_union(i3,i5); Using where
|
||||
explain select * from t0 where
|
||||
((key3 <5 or key5 < 4) and (key1 < 4 or key2 < 4))
|
||||
or
|
||||
((key3 >=5 or key5 < 2) and (key5 < 5 or key6 < 6));
|
||||
id select_type table type possible_keys key key_len ref rows Extra
|
||||
1 SIMPLE t0 ALL i1,i2,i3,i5,i6 NULL NULL NULL 1024 Using where
|
||||
explain select * from t0 force index(i1, i2, i3, i4, i5, i6 ) where
|
||||
((key3 <5 or key5 < 4) and (key1 < 4 or key2 < 4))
|
||||
or
|
||||
((key3 >=5 or key5 < 2) and (key5 < 5 or key6 < 6));
|
||||
id select_type table type possible_keys key key_len ref rows Extra
|
||||
1 SIMPLE t0 index_merge i1,i2,i3,i5,i6 i3,i5 0,4 NULL 1024 Using sort_union(i3,i5); Using where
|
||||
select * from t0 where key1 < 5 or key8 < 4 order by key1;
|
||||
key1 key2 key3 key4 key5 key6 key7 key8
|
||||
1 1 1 1 1 1 1 1023
|
||||
2 2 2 2 2 2 2 1022
|
||||
3 3 3 3 3 3 3 1021
|
||||
4 4 4 4 4 4 4 1020
|
||||
1021 1021 1021 1021 1021 1021 1021 3
|
||||
1022 1022 1022 1022 1022 1022 1022 2
|
||||
1023 1023 1023 1023 1023 1023 1023 1
|
||||
1024 1024 1024 1024 1024 1024 1024 0
|
||||
explain
|
||||
select * from t0 where key1 < 5 or key8 < 4 order by key1;
|
||||
id select_type table type possible_keys key key_len ref rows Extra
|
||||
1 SIMPLE t0 index_merge i1,i8 i1,i8 4,4 NULL 9 Using sort_union(i1,i8); Using where; Using filesort
|
||||
create table t2 like t0;
|
||||
insert into t2 select * from t0;
|
||||
alter table t2 add index i1_3(key1, key3);
|
||||
alter table t2 add index i2_3(key2, key3);
|
||||
alter table t2 drop index i1;
|
||||
alter table t2 drop index i2;
|
||||
alter table t2 add index i321(key3, key2, key1);
|
||||
explain select key3 from t2 where key1 = 100 or key2 = 100;
|
||||
id select_type table type possible_keys key key_len ref rows Extra
|
||||
1 SIMPLE t2 index_merge i1_3,i2_3 i1_3,i2_3 4,4 NULL 2 Using sort_union(i1_3,i2_3); Using where
|
||||
explain select key3 from t2 where key1 <100 or key2 < 100;
|
||||
id select_type table type possible_keys key key_len ref rows Extra
|
||||
1 SIMPLE t2 index i1_3,i2_3 i321 12 NULL 1024 Using where; Using index
|
||||
explain select key7 from t2 where key1 <100 or key2 < 100;
|
||||
id select_type table type possible_keys key key_len ref rows Extra
|
||||
1 SIMPLE t2 ALL i1_3,i2_3 NULL NULL NULL 1024 Using where
|
||||
create table t4 (
|
||||
key1a int not null,
|
||||
key1b int not null,
|
||||
key2 int not null,
|
||||
key2_1 int not null,
|
||||
key2_2 int not null,
|
||||
key3 int not null,
|
||||
index i1a (key1a, key1b),
|
||||
index i1b (key1b, key1a),
|
||||
index i2_1(key2, key2_1),
|
||||
index i2_2(key2, key2_1)
|
||||
);
|
||||
insert into t4 select key1,key1,key1 div 10, key1 % 10, key1 % 10, key1 from t0;
|
||||
select * from t4 where key1a = 3 or key1b = 4;
|
||||
key1a key1b key2 key2_1 key2_2 key3
|
||||
3 3 0 3 3 3
|
||||
4 4 0 4 4 4
|
||||
explain select * from t4 where key1a = 3 or key1b = 4;
|
||||
id select_type table type possible_keys key key_len ref rows Extra
|
||||
1 SIMPLE t4 index_merge i1a,i1b i1a,i1b 4,4 NULL 2 Using sort_union(i1a,i1b); Using where
|
||||
explain select * from t4 where key2 = 1 and (key2_1 = 1 or key3 = 5);
|
||||
id select_type table type possible_keys key key_len ref rows Extra
|
||||
1 SIMPLE t4 ref i2_1,i2_2 i2_1 4 const 10 Using where
|
||||
explain select * from t4 where key2 = 1 and (key2_1 = 1 or key2_2 = 5);
|
||||
id select_type table type possible_keys key key_len ref rows Extra
|
||||
1 SIMPLE t4 ref i2_1,i2_2 i2_1 4 const 10 Using where
|
||||
explain select * from t4 where key2_1 = 1 or key2_2 = 5;
|
||||
id select_type table type possible_keys key key_len ref rows Extra
|
||||
1 SIMPLE t4 ALL NULL NULL NULL NULL 1024 Using where
|
||||
create table t1 like t0;
|
||||
insert into t1 select * from t0;
|
||||
explain select * from t0 left join t1 on (t0.key1=t1.key1)
|
||||
where t0.key1=3 or t0.key2=4;
|
||||
id select_type table type possible_keys key key_len ref rows Extra
|
||||
1 SIMPLE t0 index_merge i1,i2 i1,i2 4,4 NULL 2 Using union(i1,i2); Using where
|
||||
1 SIMPLE t1 ref i1 i1 4 test.t0.key1 1
|
||||
select * from t0 left join t1 on (t0.key1=t1.key1)
|
||||
where t0.key1=3 or t0.key2=4;
|
||||
key1 key2 key3 key4 key5 key6 key7 key8 key1 key2 key3 key4 key5 key6 key7 key8
|
||||
3 3 3 3 3 3 3 1021 3 3 3 3 3 3 3 1021
|
||||
4 4 4 4 4 4 4 1020 4 4 4 4 4 4 4 1020
|
||||
explain
|
||||
select * from t0,t1 where (t0.key1=t1.key1) and ( t0.key1=3 or t0.key2=4);
|
||||
id select_type table type possible_keys key key_len ref rows Extra
|
||||
1 SIMPLE t0 index_merge i1,i2 i1,i2 4,4 NULL 2 Using union(i1,i2); Using where
|
||||
1 SIMPLE t1 ref i1 i1 4 test.t0.key1 1
|
||||
explain
|
||||
select * from t0,t1 where (t0.key1=t1.key1) and
|
||||
(t0.key1=3 or t0.key2=4) and t1.key1<200;
|
||||
id select_type table type possible_keys key key_len ref rows Extra
|
||||
1 SIMPLE t0 ALL i1,i2 NULL NULL NULL 1024 Using where
|
||||
1 SIMPLE t1 ref i1 i1 4 test.t0.key1 1
|
||||
explain
|
||||
select * from t0,t1 where (t0.key1=t1.key1) and
|
||||
(t0.key1=3 or t0.key2<4) and t1.key1=2;
|
||||
id select_type table type possible_keys key key_len ref rows Extra
|
||||
1 SIMPLE t0 ref i1,i2 i1 4 const 1 Using where
|
||||
1 SIMPLE t1 ref i1 i1 4 const 1
|
||||
explain select * from t0,t1 where t0.key1 = 5 and
|
||||
(t1.key1 = t0.key1 or t1.key8 = t0.key1);
|
||||
id select_type table type possible_keys key key_len ref rows Extra
|
||||
1 SIMPLE t0 ref i1 i1 4 const 1
|
||||
1 SIMPLE t1 index_merge i1,i8 i1,i8 4,4 NULL 2 Using union(i1,i8); Using where
|
||||
explain select * from t0,t1 where t0.key1 < 3 and
|
||||
(t1.key1 = t0.key1 or t1.key8 = t0.key1);
|
||||
id select_type table type possible_keys key key_len ref rows Extra
|
||||
1 SIMPLE t0 range i1 i1 4 NULL 3 Using where
|
||||
1 SIMPLE t1 ALL i1,i8 NULL NULL NULL 1024 Range checked for each record (index map: 0x81)
|
||||
explain select * from t1 where key1=3 or key2=4
|
||||
union select * from t1 where key1<4 or key3=5;
|
||||
id select_type table type possible_keys key key_len ref rows Extra
|
||||
1 PRIMARY t1 index_merge i1,i2 i1,i2 4,4 NULL 2 Using union(i1,i2); Using where
|
||||
2 UNION t1 index_merge i1,i3 i1,i3 4,4 NULL 5 Using sort_union(i1,i3); Using where
|
||||
NULL UNION RESULT <union1,2> ALL NULL NULL NULL NULL NULL
|
||||
explain select * from (select * from t1 where key1 = 3 or key2 =3) as Z where key8 >5;
|
||||
id select_type table type possible_keys key key_len ref rows Extra
|
||||
1 PRIMARY <derived2> system NULL NULL NULL NULL 1
|
||||
2 DERIVED t1 index_merge i1,i2 i1,i2 4,4 NULL 2 Using union(i1,i2); Using where
|
||||
create table t3 like t0;
|
||||
insert into t3 select * from t0;
|
||||
alter table t3 add key9 int not null, add index i9(key9);
|
||||
alter table t3 add keyA int not null, add index iA(keyA);
|
||||
alter table t3 add keyB int not null, add index iB(keyB);
|
||||
alter table t3 add keyC int not null, add index iC(keyC);
|
||||
update t3 set key9=key1,keyA=key1,keyB=key1,keyC=key1;
|
||||
explain select * from t3 where
|
||||
key1=1 or key2=2 or key3=3 or key4=4 or
|
||||
key5=5 or key6=6 or key7=7 or key8=8 or
|
||||
key9=9 or keyA=10 or keyB=11 or keyC=12;
|
||||
id select_type table type possible_keys key key_len ref rows Extra
|
||||
1 SIMPLE t3 index_merge i1,i2,i3,i4,i5,i6,i7,i8,i9,iA,iB,iC i1,i2,i3,i4,i5,i6,i7,i8,i9,iA,iB,iC 4,4,4,4,4,4,4,4,4,4,4,4 NULL 12 Using union(i1,i2,i3,i4,i5,i6,i7,i8,i9,iA,iB,iC); Using where
|
||||
select * from t3 where
|
||||
key1=1 or key2=2 or key3=3 or key4=4 or
|
||||
key5=5 or key6=6 or key7=7 or key8=8 or
|
||||
key9=9 or keyA=10 or keyB=11 or keyC=12;
|
||||
key1 key2 key3 key4 key5 key6 key7 key8 key9 keyA keyB keyC
|
||||
1 1 1 1 1 1 1 1023 1 1 1 1
|
||||
2 2 2 2 2 2 2 1022 2 2 2 2
|
||||
3 3 3 3 3 3 3 1021 3 3 3 3
|
||||
4 4 4 4 4 4 4 1020 4 4 4 4
|
||||
5 5 5 5 5 5 5 1019 5 5 5 5
|
||||
6 6 6 6 6 6 6 1018 6 6 6 6
|
||||
7 7 7 7 7 7 7 1017 7 7 7 7
|
||||
9 9 9 9 9 9 9 1015 9 9 9 9
|
||||
10 10 10 10 10 10 10 1014 10 10 10 10
|
||||
11 11 11 11 11 11 11 1013 11 11 11 11
|
||||
12 12 12 12 12 12 12 1012 12 12 12 12
|
||||
1016 1016 1016 1016 1016 1016 1016 8 1016 1016 1016 1016
|
||||
explain select * from t0 where key1 < 3 or key2 < 4;
|
||||
id select_type table type possible_keys key key_len ref rows Extra
|
||||
1 SIMPLE t0 index_merge i1,i2 i1,i2 4,4 NULL 7 Using sort_union(i1,i2); Using where
|
||||
select * from t0 where key1 < 3 or key2 < 4;
|
||||
key1 key2 key3 key4 key5 key6 key7 key8
|
||||
1 1 1 1 1 1 1 1023
|
||||
2 2 2 2 2 2 2 1022
|
||||
3 3 3 3 3 3 3 1021
|
||||
update t0 set key8=123 where key1 < 3 or key2 < 4;
|
||||
select * from t0 where key1 < 3 or key2 < 4;
|
||||
key1 key2 key3 key4 key5 key6 key7 key8
|
||||
1 1 1 1 1 1 1 123
|
||||
2 2 2 2 2 2 2 123
|
||||
3 3 3 3 3 3 3 123
|
||||
delete from t0 where key1 < 3 or key2 < 4;
|
||||
select * from t0 where key1 < 3 or key2 < 4;
|
||||
key1 key2 key3 key4 key5 key6 key7 key8
|
||||
select count(*) from t0;
|
||||
count(*)
|
||||
1021
|
||||
drop table t4;
|
||||
create table t4 (a int);
|
||||
insert into t4 values (1),(4),(3);
|
||||
set @save_join_buffer_size=@@join_buffer_size;
|
||||
set join_buffer_size= 4000;
|
||||
explain select max(A.key1 + B.key1 + A.key2 + B.key2 + A.key3 + B.key3 + A.key4 + B.key4 + A.key5 + B.key5)
|
||||
from t0 as A force index(i1,i2), t0 as B force index (i1,i2)
|
||||
where (A.key1 < 500000 or A.key2 < 3)
|
||||
and (B.key1 < 500000 or B.key2 < 3);
|
||||
id select_type table type possible_keys key key_len ref rows Extra
|
||||
1 SIMPLE A index_merge i1,i2 i1,i2 4,4 NULL 1013 Using sort_union(i1,i2); Using where
|
||||
1 SIMPLE B index_merge i1,i2 i1,i2 4,4 NULL 1013 Using sort_union(i1,i2); Using where
|
||||
select max(A.key1 + B.key1 + A.key2 + B.key2 + A.key3 + B.key3 + A.key4 + B.key4 + A.key5 + B.key5)
|
||||
from t0 as A force index(i1,i2), t0 as B force index (i1,i2)
|
||||
where (A.key1 < 500000 or A.key2 < 3)
|
||||
and (B.key1 < 500000 or B.key2 < 3);
|
||||
max(A.key1 + B.key1 + A.key2 + B.key2 + A.key3 + B.key3 + A.key4 + B.key4 + A.key5 + B.key5)
|
||||
10240
|
||||
update t0 set key1=1;
|
||||
explain select max(A.key1 + B.key1 + A.key2 + B.key2 + A.key3 + B.key3 + A.key4 + B.key4 + A.key5 + B.key5)
|
||||
from t0 as A force index(i1,i2), t0 as B force index (i1,i2)
|
||||
where (A.key1 = 1 or A.key2 = 1)
|
||||
and (B.key1 = 1 or B.key2 = 1);
|
||||
id select_type table type possible_keys key key_len ref rows Extra
|
||||
1 SIMPLE A index_merge i1,i2 i1,i2 4,4 NULL 1020 Using union(i1,i2); Using where
|
||||
1 SIMPLE B index_merge i1,i2 i1,i2 4,4 NULL 1020 Using union(i1,i2); Using where
|
||||
select max(A.key1 + B.key1 + A.key2 + B.key2 + A.key3 + B.key3 + A.key4 + B.key4 + A.key5 + B.key5)
|
||||
from t0 as A force index(i1,i2), t0 as B force index (i1,i2)
|
||||
where (A.key1 = 1 or A.key2 = 1)
|
||||
and (B.key1 = 1 or B.key2 = 1);
|
||||
max(A.key1 + B.key1 + A.key2 + B.key2 + A.key3 + B.key3 + A.key4 + B.key4 + A.key5 + B.key5)
|
||||
8194
|
||||
alter table t0 add filler1 char(200), add filler2 char(200), add filler3 char(200);
|
||||
update t0 set key2=1, key3=1, key4=1, key5=1,key6=1,key7=1 where key7 < 500;
|
||||
explain select max(A.key1 + B.key1 + A.key2 + B.key2 + A.key3 + B.key3 + A.key4 + B.key4 + A.key5 + B.key5)
|
||||
from t0 as A, t0 as B
|
||||
where (A.key1 = 1 and A.key2 = 1 and A.key3 = 1 and A.key4=1 and A.key5=1 and A.key6=1 and A.key7 = 1 or A.key8=1)
|
||||
and (B.key1 = 1 and B.key2 = 1 and B.key3 = 1 and B.key4=1 and B.key5=1 and B.key6=1 and B.key7 = 1 or B.key8=1);
|
||||
id select_type table type possible_keys key key_len ref rows Extra
|
||||
1 SIMPLE A index_merge i1,i2,i3,i4,i5,i6,i7?,i8 i2,i3,i4,i5,i6,i7?,i8 X NULL # Using union(intersect(i2,i3,i4,i5,i6,i7?),i8); Using where
|
||||
1 SIMPLE B index_merge i1,i2,i3,i4,i5,i6,i7?,i8 i2,i3,i4,i5,i6,i7?,i8 X NULL # Using union(intersect(i2,i3,i4,i5,i6,i7?),i8); Using where
|
||||
select max(A.key1 + B.key1 + A.key2 + B.key2 + A.key3 + B.key3 + A.key4 + B.key4 + A.key5 + B.key5)
|
||||
from t0 as A, t0 as B
|
||||
where (A.key1 = 1 and A.key2 = 1 and A.key3 = 1 and A.key4=1 and A.key5=1 and A.key6=1 and A.key7 = 1 or A.key8=1)
|
||||
and (B.key1 = 1 and B.key2 = 1 and B.key3 = 1 and B.key4=1 and B.key5=1 and B.key6=1 and B.key7 = 1 or B.key8=1);
|
||||
max(A.key1 + B.key1 + A.key2 + B.key2 + A.key3 + B.key3 + A.key4 + B.key4 + A.key5 + B.key5)
|
||||
8186
|
||||
set join_buffer_size= @save_join_buffer_size;
|
||||
drop table t0, t1, t2, t3, t4;
|
||||
CREATE TABLE t1 (
|
||||
cola char(3) not null, colb char(3) not null, filler char(200),
|
||||
key(cola), key(colb)
|
||||
);
|
||||
INSERT INTO t1 VALUES ('foo','bar', 'ZZ'),('fuz','baz', 'ZZ');
|
||||
OPTIMIZE TABLE t1;
|
||||
Table Op Msg_type Msg_text
|
||||
test.t1 optimize status OK
|
||||
select count(*) from t1;
|
||||
count(*)
|
||||
8704
|
||||
explain select * from t1 WHERE cola = 'foo' AND colb = 'bar';
|
||||
id select_type table type possible_keys key key_len ref rows Extra
|
||||
1 SIMPLE t1 index_merge cola,colb cola,colb 3,3 NULL 32 Using intersect(cola,colb); Using where
|
||||
explain select * from t1 force index(cola,colb) WHERE cola = 'foo' AND colb = 'bar';
|
||||
id select_type table type possible_keys key key_len ref rows Extra
|
||||
1 SIMPLE t1 index_merge cola,colb cola,colb 3,3 NULL 32 Using intersect(cola,colb); Using where
|
||||
drop table t1;
|
||||
create table t0 (a int);
|
||||
insert into t0 values (0),(1),(2),(3),(4),(5),(6),(7),(8),(9);
|
||||
create table t1 (
|
||||
a int, b int,
|
||||
filler1 char(200), filler2 char(200),
|
||||
key(a),key(b)
|
||||
);
|
||||
insert into t1 select @v:= A.a, @v, 't1', 'filler2' from t0 A, t0 B, t0 C;
|
||||
create table t2 like t1;
|
||||
create table t3 (
|
||||
a int, b int,
|
||||
filler1 char(200), filler2 char(200),
|
||||
key(a),key(b)
|
||||
) engine=merge union=(t1,t2);
|
||||
explain select * from t1 where a=1 and b=1;
|
||||
id select_type table type possible_keys key key_len ref rows Extra
|
||||
1 SIMPLE t1 index_merge a,b a,b 5,5 NULL # Using intersect(a,b); Using where
|
||||
explain select * from t3 where a=1 and b=1;
|
||||
id select_type table type possible_keys key key_len ref rows Extra
|
||||
1 SIMPLE t3 index_merge a,b a,b 5,5 NULL # Using intersect(a,b); Using where
|
||||
drop table t3;
|
||||
drop table t0, t1, t2;
|
@ -1,11 +1,13 @@
|
||||
#---------------- Index merge test 2 -------------------------------------------
|
||||
SET SESSION STORAGE_ENGINE = InnoDB;
|
||||
drop table if exists t1,t2;
|
||||
create table t1
|
||||
(
|
||||
key1 int not null,
|
||||
key2 int not null,
|
||||
key1 int not null,
|
||||
key2 int not null,
|
||||
INDEX i1(key1),
|
||||
INDEX i2(key2)
|
||||
) engine=innodb;
|
||||
);
|
||||
explain select * from t1 where key1 < 5 or key2 > 197;
|
||||
id select_type table type possible_keys key key_len ref rows Extra
|
||||
1 SIMPLE t1 index_merge i1,i2 i1,i2 4,4 NULL 8 Using sort_union(i1,i2); Using where
|
||||
@ -26,7 +28,7 @@ key1 key2
|
||||
2 198
|
||||
3 197
|
||||
4 196
|
||||
alter table t1 add str1 char (255) not null,
|
||||
alter table t1 add str1 char (255) not null,
|
||||
add zeroval int not null default 0,
|
||||
add str2 char (255) not null,
|
||||
add str3 char (255) not null;
|
||||
@ -60,7 +62,7 @@ key2 integer not null,
|
||||
filler char (200),
|
||||
index (key1),
|
||||
index (key2)
|
||||
) engine=innodb;
|
||||
);
|
||||
show warnings;
|
||||
Level Code Message
|
||||
explain select pk from t1 where key1 = 1 and key2 = 1;
|
||||
@ -91,14 +93,14 @@ filler1 char (200),
|
||||
index i1(key1a, key1b),
|
||||
index i2(key2a, key2b),
|
||||
index i3(key3a, key3b)
|
||||
) engine=innodb;
|
||||
);
|
||||
create table t2 (a int);
|
||||
insert into t2 values (0),(1),(2),(3),(4),(NULL);
|
||||
insert into t1 (key1a, key1b, key2a, key2b, key3a, key3b)
|
||||
insert into t1 (key1a, key1b, key2a, key2b, key3a, key3b)
|
||||
select A.a, B.a, C.a, D.a, C.a, D.a from t2 A,t2 B,t2 C, t2 D;
|
||||
insert into t1 (key1a, key1b, key2a, key2b, key3a, key3b)
|
||||
insert into t1 (key1a, key1b, key2a, key2b, key3a, key3b)
|
||||
select key1a, key1b, key2a, key2b, key3a, key3b from t1;
|
||||
insert into t1 (key1a, key1b, key2a, key2b, key3a, key3b)
|
||||
insert into t1 (key1a, key1b, key2a, key2b, key3a, key3b)
|
||||
select key1a, key1b, key2a, key2b, key3a, key3b from t1;
|
||||
analyze table t1;
|
||||
Table Op Msg_type Msg_text
|
||||
@ -106,19 +108,19 @@ test.t1 analyze status OK
|
||||
select count(*) from t1;
|
||||
count(*)
|
||||
5184
|
||||
explain select count(*) from t1 where
|
||||
explain select count(*) from t1 where
|
||||
key1a = 2 and key1b is null and key2a = 2 and key2b is null;
|
||||
id select_type table type possible_keys key key_len ref rows Extra
|
||||
1 SIMPLE t1 index_merge i1,i2 i1,i2 10,10 NULL 4 Using intersect(i1,i2); Using where; Using index
|
||||
select count(*) from t1 where
|
||||
select count(*) from t1 where
|
||||
key1a = 2 and key1b is null and key2a = 2 and key2b is null;
|
||||
count(*)
|
||||
4
|
||||
explain select count(*) from t1 where
|
||||
explain select count(*) from t1 where
|
||||
key1a = 2 and key1b is null and key3a = 2 and key3b is null;
|
||||
id select_type table type possible_keys key key_len ref rows Extra
|
||||
1 SIMPLE t1 index_merge i1,i3 i1,i3 10,10 NULL 4 Using intersect(i1,i3); Using where; Using index
|
||||
select count(*) from t1 where
|
||||
select count(*) from t1 where
|
||||
key1a = 2 and key1b is null and key3a = 2 and key3b is null;
|
||||
count(*)
|
||||
4
|
||||
@ -127,8 +129,8 @@ create table t1 (
|
||||
id1 int,
|
||||
id2 date ,
|
||||
index idx2 (id1,id2),
|
||||
index idx1 (id2)
|
||||
) engine = innodb;
|
||||
index idx1 (id2)
|
||||
);
|
||||
insert into t1 values(1,'20040101'), (2,'20040102');
|
||||
select * from t1 where id1 = 1 and id2= '20040101';
|
||||
id1 id2
|
||||
@ -147,8 +149,8 @@ PRIMARY KEY (`oid`),
|
||||
KEY `fk_bbk_niederlassung` (`fk_bbk_niederlassung`),
|
||||
KEY `fk_wochentag` (`fk_wochentag`),
|
||||
KEY `ix_version` (`version`)
|
||||
) ENGINE=InnoDB DEFAULT CHARSET=latin1;
|
||||
insert into t1 values
|
||||
) DEFAULT CHARSET=latin1;
|
||||
insert into t1 values
|
||||
(1, 38, 1, '08:00:00', '13:00:00', 0, 1),
|
||||
(2, 38, 2, '08:00:00', '13:00:00', 0, 1),
|
||||
(3, 38, 3, '08:00:00', '13:00:00', 0, 1),
|
||||
@ -174,25 +176,25 @@ insert into t1 values
|
||||
(23, 7, 3, '08:00:00', '13:00:00', 0, 1),
|
||||
(24, 7, 4, '08:00:00', '13:00:00', 0, 1),
|
||||
(25, 7, 5, '08:00:00', '13:00:00', 0, 1);
|
||||
create view v1 as
|
||||
select
|
||||
zeit1.oid AS oid,
|
||||
create view v1 as
|
||||
select
|
||||
zeit1.oid AS oid,
|
||||
zeit1.fk_bbk_niederlassung AS fk_bbk_niederlassung,
|
||||
zeit1.fk_wochentag AS fk_wochentag,
|
||||
zeit1.uhrzeit_von AS uhrzeit_von,
|
||||
zeit1.uhrzeit_bis AS uhrzeit_bis,
|
||||
zeit1.uhrzeit_von AS uhrzeit_von,
|
||||
zeit1.uhrzeit_bis AS uhrzeit_bis,
|
||||
zeit1.geloescht AS geloescht,
|
||||
zeit1.version AS version
|
||||
from
|
||||
from
|
||||
t1 zeit1
|
||||
where
|
||||
(zeit1.version =
|
||||
where
|
||||
(zeit1.version =
|
||||
(select max(zeit2.version) AS `max(version)`
|
||||
from t1 zeit2
|
||||
where
|
||||
((zeit1.fk_bbk_niederlassung = zeit2.fk_bbk_niederlassung) and
|
||||
(zeit1.fk_wochentag = zeit2.fk_wochentag) and
|
||||
(zeit1.uhrzeit_von = zeit2.uhrzeit_von) and
|
||||
from t1 zeit2
|
||||
where
|
||||
((zeit1.fk_bbk_niederlassung = zeit2.fk_bbk_niederlassung) and
|
||||
(zeit1.fk_wochentag = zeit2.fk_wochentag) and
|
||||
(zeit1.uhrzeit_von = zeit2.uhrzeit_von) and
|
||||
(zeit1.uhrzeit_bis = zeit2.uhrzeit_bis)
|
||||
)
|
||||
)
|
||||
@ -213,7 +215,7 @@ filler2 char(250) default NULL,
|
||||
PRIMARY KEY (t_cpac,t_vers,t_rele,t_cust),
|
||||
UNIQUE KEY IX_4 (t_cust,t_cpac,t_vers,t_rele),
|
||||
KEY IX_5 (t_vers,t_rele,t_cust)
|
||||
) ENGINE=InnoDB;
|
||||
);
|
||||
insert into t1 values
|
||||
('tm','2.5 ','a ',' ','',''), ('tm','2.5U','a ','stnd','',''),
|
||||
('da','3.3 ','b ',' ','',''), ('da','3.3U','b ','stnd','',''),
|
||||
@ -275,9 +277,9 @@ primary key (pk),
|
||||
key idx1(a,b,c),
|
||||
key idx2(c),
|
||||
key idx3(kp1,kp2,kp3,kp4,kp5)
|
||||
) engine=innodb default charset=latin1;
|
||||
) default charset=latin1;
|
||||
set @fill=NULL;
|
||||
SELECT COUNT(*) FROM t1 WHERE b = 0 AND a = 0 AND c = 13286427 AND
|
||||
SELECT COUNT(*) FROM t1 WHERE b = 0 AND a = 0 AND c = 13286427 AND
|
||||
kp1='279' AND kp2='ELM0678' AND kp3='6' AND kp4='10' AND kp5 = 'R ';
|
||||
COUNT(*)
|
||||
1
|
||||
@ -309,7 +311,7 @@ alter table t1 add index i3(key3);
|
||||
update t1 set key2=key1,key3=key1;
|
||||
explain select * from t1 where (key3 > 30 and key3<35) or (key2 >32 and key2 < 40);
|
||||
id select_type table type possible_keys key key_len ref rows Extra
|
||||
1 SIMPLE t1 index_merge i2,i3 i3,i2 4,4 NULL 11 Using sort_union(i3,i2); Using where
|
||||
1 SIMPLE t1 index_merge i2,i3 i3,i2 4,4 NULL 9 Using sort_union(i3,i2); Using where
|
||||
select * from t1 where (key3 > 30 and key3<35) or (key2 >32 and key2 < 40);
|
||||
key1 key2 key3
|
||||
31 31 31
|
||||
@ -322,3 +324,260 @@ key1 key2 key3
|
||||
38 38 38
|
||||
39 39 39
|
||||
drop table t1;
|
||||
#---------------- 2-sweeps read Index merge test 2 -------------------------------
|
||||
SET SESSION STORAGE_ENGINE = InnoDB;
|
||||
drop table if exists t1;
|
||||
create table t1 (
|
||||
pk int primary key,
|
||||
key1 int,
|
||||
key2 int,
|
||||
filler char(200),
|
||||
filler2 char(200),
|
||||
index(key1),
|
||||
index(key2)
|
||||
);
|
||||
select * from t1 where (key1 >= 2 and key1 <= 10) or (pk >= 4 and pk <=8 );
|
||||
pk key1 key2 filler filler2
|
||||
2 2 2 filler-data filler-data-2
|
||||
3 3 3 filler-data filler-data-2
|
||||
9 9 9 filler-data filler-data-2
|
||||
10 10 10 filler-data filler-data-2
|
||||
4 4 4 filler-data filler-data-2
|
||||
5 5 5 filler-data filler-data-2
|
||||
6 6 6 filler-data filler-data-2
|
||||
7 7 7 filler-data filler-data-2
|
||||
8 8 8 filler-data filler-data-2
|
||||
set @maxv=1000;
|
||||
select * from t1 where
|
||||
(pk < 5) or (pk > 10 and pk < 15) or (pk >= 50 and pk < 55 ) or (pk > @maxv-10)
|
||||
or key1=18 or key1=60;
|
||||
pk key1 key2 filler filler2
|
||||
18 18 18 filler-data filler-data-2
|
||||
60 60 60 filler-data filler-data-2
|
||||
1 1 1 filler-data filler-data-2
|
||||
2 2 2 filler-data filler-data-2
|
||||
3 3 3 filler-data filler-data-2
|
||||
4 4 4 filler-data filler-data-2
|
||||
11 11 11 filler-data filler-data-2
|
||||
12 12 12 filler-data filler-data-2
|
||||
13 13 13 filler-data filler-data-2
|
||||
14 14 14 filler-data filler-data-2
|
||||
50 50 50 filler-data filler-data-2
|
||||
51 51 51 filler-data filler-data-2
|
||||
52 52 52 filler-data filler-data-2
|
||||
53 53 53 filler-data filler-data-2
|
||||
54 54 54 filler-data filler-data-2
|
||||
991 991 991 filler-data filler-data-2
|
||||
992 992 992 filler-data filler-data-2
|
||||
993 993 993 filler-data filler-data-2
|
||||
994 994 994 filler-data filler-data-2
|
||||
995 995 995 filler-data filler-data-2
|
||||
996 996 996 filler-data filler-data-2
|
||||
997 997 997 filler-data filler-data-2
|
||||
998 998 998 filler-data filler-data-2
|
||||
999 999 999 filler-data filler-data-2
|
||||
1000 1000 1000 filler-data filler-data-2
|
||||
select * from t1 where
|
||||
(pk < 5) or (pk > 10 and pk < 15) or (pk >= 50 and pk < 55 ) or (pk > @maxv-10)
|
||||
or key1 < 3 or key1 > @maxv-11;
|
||||
pk key1 key2 filler filler2
|
||||
990 990 990 filler-data filler-data-2
|
||||
1 1 1 filler-data filler-data-2
|
||||
2 2 2 filler-data filler-data-2
|
||||
3 3 3 filler-data filler-data-2
|
||||
4 4 4 filler-data filler-data-2
|
||||
11 11 11 filler-data filler-data-2
|
||||
12 12 12 filler-data filler-data-2
|
||||
13 13 13 filler-data filler-data-2
|
||||
14 14 14 filler-data filler-data-2
|
||||
50 50 50 filler-data filler-data-2
|
||||
51 51 51 filler-data filler-data-2
|
||||
52 52 52 filler-data filler-data-2
|
||||
53 53 53 filler-data filler-data-2
|
||||
54 54 54 filler-data filler-data-2
|
||||
991 991 991 filler-data filler-data-2
|
||||
992 992 992 filler-data filler-data-2
|
||||
993 993 993 filler-data filler-data-2
|
||||
994 994 994 filler-data filler-data-2
|
||||
995 995 995 filler-data filler-data-2
|
||||
996 996 996 filler-data filler-data-2
|
||||
997 997 997 filler-data filler-data-2
|
||||
998 998 998 filler-data filler-data-2
|
||||
999 999 999 filler-data filler-data-2
|
||||
1000 1000 1000 filler-data filler-data-2
|
||||
select * from t1 where
|
||||
(pk < 5) or (pk > 10 and pk < 15) or (pk >= 50 and pk < 55 ) or (pk > @maxv-10)
|
||||
or
|
||||
(key1 < 5) or (key1 > 10 and key1 < 15) or (key1 >= 50 and key1 < 55 ) or (key1 > @maxv-10);
|
||||
pk key1 key2 filler filler2
|
||||
1 1 1 filler-data filler-data-2
|
||||
2 2 2 filler-data filler-data-2
|
||||
3 3 3 filler-data filler-data-2
|
||||
4 4 4 filler-data filler-data-2
|
||||
11 11 11 filler-data filler-data-2
|
||||
12 12 12 filler-data filler-data-2
|
||||
13 13 13 filler-data filler-data-2
|
||||
14 14 14 filler-data filler-data-2
|
||||
50 50 50 filler-data filler-data-2
|
||||
51 51 51 filler-data filler-data-2
|
||||
52 52 52 filler-data filler-data-2
|
||||
53 53 53 filler-data filler-data-2
|
||||
54 54 54 filler-data filler-data-2
|
||||
991 991 991 filler-data filler-data-2
|
||||
992 992 992 filler-data filler-data-2
|
||||
993 993 993 filler-data filler-data-2
|
||||
994 994 994 filler-data filler-data-2
|
||||
995 995 995 filler-data filler-data-2
|
||||
996 996 996 filler-data filler-data-2
|
||||
997 997 997 filler-data filler-data-2
|
||||
998 998 998 filler-data filler-data-2
|
||||
999 999 999 filler-data filler-data-2
|
||||
1000 1000 1000 filler-data filler-data-2
|
||||
select * from t1 where
|
||||
(pk > 10 and pk < 15) or (pk >= 50 and pk < 55 )
|
||||
or
|
||||
(key1 < 5) or (key1 > @maxv-10);
|
||||
pk key1 key2 filler filler2
|
||||
1 1 1 filler-data filler-data-2
|
||||
2 2 2 filler-data filler-data-2
|
||||
3 3 3 filler-data filler-data-2
|
||||
4 4 4 filler-data filler-data-2
|
||||
991 991 991 filler-data filler-data-2
|
||||
992 992 992 filler-data filler-data-2
|
||||
993 993 993 filler-data filler-data-2
|
||||
994 994 994 filler-data filler-data-2
|
||||
995 995 995 filler-data filler-data-2
|
||||
996 996 996 filler-data filler-data-2
|
||||
997 997 997 filler-data filler-data-2
|
||||
998 998 998 filler-data filler-data-2
|
||||
999 999 999 filler-data filler-data-2
|
||||
1000 1000 1000 filler-data filler-data-2
|
||||
11 11 11 filler-data filler-data-2
|
||||
12 12 12 filler-data filler-data-2
|
||||
13 13 13 filler-data filler-data-2
|
||||
14 14 14 filler-data filler-data-2
|
||||
50 50 50 filler-data filler-data-2
|
||||
51 51 51 filler-data filler-data-2
|
||||
52 52 52 filler-data filler-data-2
|
||||
53 53 53 filler-data filler-data-2
|
||||
54 54 54 filler-data filler-data-2
|
||||
drop table t1;
|
||||
#---------------- Clustered PK ROR-index_merge tests -----------------------------
|
||||
SET SESSION STORAGE_ENGINE = InnoDB;
|
||||
drop table if exists t1;
|
||||
create table t1
|
||||
(
|
||||
pk1 int not null,
|
||||
pk2 int not null,
|
||||
key1 int not null,
|
||||
key2 int not null,
|
||||
pktail1ok int not null,
|
||||
pktail2ok int not null,
|
||||
pktail3bad int not null,
|
||||
pktail4bad int not null,
|
||||
pktail5bad int not null,
|
||||
pk2copy int not null,
|
||||
badkey int not null,
|
||||
filler1 char (200),
|
||||
filler2 char (200),
|
||||
key (key1),
|
||||
key (key2),
|
||||
/* keys with tails from CPK members */
|
||||
key (pktail1ok, pk1),
|
||||
key (pktail2ok, pk1, pk2),
|
||||
key (pktail3bad, pk2, pk1),
|
||||
key (pktail4bad, pk1, pk2copy),
|
||||
key (pktail5bad, pk1, pk2, pk2copy),
|
||||
primary key (pk1, pk2)
|
||||
);
|
||||
explain select * from t1 where pk1 = 1 and pk2 < 80 and key1=0;
|
||||
id select_type table type possible_keys key key_len ref rows Extra
|
||||
1 SIMPLE t1 range PRIMARY,key1 PRIMARY 8 NULL 9 Using where
|
||||
select * from t1 where pk1 = 1 and pk2 < 80 and key1=0;
|
||||
pk1 pk2 key1 key2 pktail1ok pktail2ok pktail3bad pktail4bad pktail5bad pk2copy badkey filler1 filler2
|
||||
1 10 0 0 0 0 0 0 0 10 0 filler-data-10 filler2
|
||||
1 11 0 0 0 0 0 0 0 11 0 filler-data-11 filler2
|
||||
1 12 0 0 0 0 0 0 0 12 0 filler-data-12 filler2
|
||||
1 13 0 0 0 0 0 0 0 13 0 filler-data-13 filler2
|
||||
1 14 0 0 0 0 0 0 0 14 0 filler-data-14 filler2
|
||||
1 15 0 0 0 0 0 0 0 15 0 filler-data-15 filler2
|
||||
1 16 0 0 0 0 0 0 0 16 0 filler-data-16 filler2
|
||||
1 17 0 0 0 0 0 0 0 17 0 filler-data-17 filler2
|
||||
1 18 0 0 0 0 0 0 0 18 0 filler-data-18 filler2
|
||||
1 19 0 0 0 0 0 0 0 19 0 filler-data-19 filler2
|
||||
explain select pk1,pk2 from t1 where key1 = 10 and key2=10 and 2*pk1+1 < 2*96+1;
|
||||
id select_type table type possible_keys key key_len ref rows Extra
|
||||
1 SIMPLE t1 index_merge key1,key2 key1,key2 4,4 NULL 1 Using intersect(key1,key2); Using where; Using index
|
||||
select pk1,pk2 from t1 where key1 = 10 and key2=10 and 2*pk1+1 < 2*96+1;
|
||||
pk1 pk2
|
||||
95 50
|
||||
95 51
|
||||
95 52
|
||||
95 53
|
||||
95 54
|
||||
95 55
|
||||
95 56
|
||||
95 57
|
||||
95 58
|
||||
95 59
|
||||
explain select * from t1 where badkey=1 and key1=10;
|
||||
id select_type table type possible_keys key key_len ref rows Extra
|
||||
1 SIMPLE t1 ref key1 key1 4 const 100 Using where
|
||||
explain select * from t1 where pk1 < 7500 and key1 = 10;
|
||||
id select_type table type possible_keys key key_len ref rows Extra
|
||||
1 SIMPLE t1 index_merge PRIMARY,key1 key1,PRIMARY 4,4 NULL ROWS Using intersect(key1,PRIMARY); Using where
|
||||
explain select * from t1 where pktail1ok=1 and key1=10;
|
||||
id select_type table type possible_keys key key_len ref rows Extra
|
||||
1 SIMPLE t1 index_merge key1,pktail1ok key1,pktail1ok 4,4 NULL 1 Using intersect(key1,pktail1ok); Using where
|
||||
explain select * from t1 where pktail2ok=1 and key1=10;
|
||||
id select_type table type possible_keys key key_len ref rows Extra
|
||||
1 SIMPLE t1 index_merge key1,pktail2ok key1,pktail2ok 4,4 NULL 1 Using intersect(key1,pktail2ok); Using where
|
||||
explain select * from t1 where (pktail2ok=1 and pk1< 50000) or key1=10;
|
||||
id select_type table type possible_keys key key_len ref rows Extra
|
||||
1 SIMPLE t1 index_merge PRIMARY,key1,pktail2ok pktail2ok,key1 8,4 NULL 199 Using sort_union(pktail2ok,key1); Using where
|
||||
explain select * from t1 where pktail3bad=1 and key1=10;
|
||||
id select_type table type possible_keys key key_len ref rows Extra
|
||||
1 SIMPLE t1 ref key1,pktail3bad key1 4 const 100 Using where
|
||||
explain select * from t1 where pktail4bad=1 and key1=10;
|
||||
id select_type table type possible_keys key key_len ref rows Extra
|
||||
1 SIMPLE t1 ref key1,pktail4bad key1 4 const 100 Using where
|
||||
explain select * from t1 where pktail5bad=1 and key1=10;
|
||||
id select_type table type possible_keys key key_len ref rows Extra
|
||||
1 SIMPLE t1 ref key1,pktail5bad key1 4 const 100 Using where
|
||||
explain select pk1,pk2,key1,key2 from t1 where key1 = 10 and key2=10 limit 10;
|
||||
id select_type table type possible_keys key key_len ref rows Extra
|
||||
1 SIMPLE t1 index_merge key1,key2 key1,key2 4,4 NULL 1 Using intersect(key1,key2); Using where; Using index
|
||||
select pk1,pk2,key1,key2 from t1 where key1 = 10 and key2=10 limit 10;
|
||||
pk1 pk2 key1 key2
|
||||
95 50 10 10
|
||||
95 51 10 10
|
||||
95 52 10 10
|
||||
95 53 10 10
|
||||
95 54 10 10
|
||||
95 55 10 10
|
||||
95 56 10 10
|
||||
95 57 10 10
|
||||
95 58 10 10
|
||||
95 59 10 10
|
||||
drop table t1;
|
||||
create table t1
|
||||
(
|
||||
RUNID varchar(22),
|
||||
SUBMITNR varchar(5),
|
||||
ORDERNR char(1),
|
||||
PROGRAMM varchar(8),
|
||||
TESTID varchar(4),
|
||||
UCCHECK char(1),
|
||||
ETEXT varchar(80),
|
||||
ETEXT_TYPE char(1),
|
||||
INFO char(1),
|
||||
SEVERITY tinyint(3),
|
||||
TADIRFLAG char(1),
|
||||
PRIMARY KEY (RUNID,SUBMITNR,ORDERNR,PROGRAMM,TESTID,UCCHECK),
|
||||
KEY `TVERM~KEY` (PROGRAMM,TESTID,UCCHECK)
|
||||
) DEFAULT CHARSET=latin1;
|
||||
update t1 set `ETEXT` = '', `ETEXT_TYPE`='', `INFO`='', `SEVERITY`='', `TADIRFLAG`=''
|
||||
WHERE
|
||||
`RUNID`= '' AND `SUBMITNR`= '' AND `ORDERNR`='' AND `PROGRAMM`='' AND
|
||||
`TESTID`='' AND `UCCHECK`='';
|
||||
drop table t1;
|
||||
|
@ -1,136 +0,0 @@
|
||||
drop table if exists t1;
|
||||
create table t1 (
|
||||
pk int primary key,
|
||||
key1 int,
|
||||
key2 int,
|
||||
filler char(200),
|
||||
filler2 char(200),
|
||||
index(key1),
|
||||
index(key2)
|
||||
) engine=innodb;
|
||||
select * from t1 where (key1 >= 2 and key1 <= 10) or (pk >= 4 and pk <=8 );
|
||||
pk key1 key2 filler filler2
|
||||
2 2 2 filler-data filler-data-2
|
||||
3 3 3 filler-data filler-data-2
|
||||
9 9 9 filler-data filler-data-2
|
||||
10 10 10 filler-data filler-data-2
|
||||
4 4 4 filler-data filler-data-2
|
||||
5 5 5 filler-data filler-data-2
|
||||
6 6 6 filler-data filler-data-2
|
||||
7 7 7 filler-data filler-data-2
|
||||
8 8 8 filler-data filler-data-2
|
||||
set @maxv=1000;
|
||||
select * from t1 where
|
||||
(pk < 5) or (pk > 10 and pk < 15) or (pk >= 50 and pk < 55 ) or (pk > @maxv-10)
|
||||
or key1=18 or key1=60;
|
||||
pk key1 key2 filler filler2
|
||||
18 18 18 filler-data filler-data-2
|
||||
60 60 60 filler-data filler-data-2
|
||||
1 1 1 filler-data filler-data-2
|
||||
2 2 2 filler-data filler-data-2
|
||||
3 3 3 filler-data filler-data-2
|
||||
4 4 4 filler-data filler-data-2
|
||||
11 11 11 filler-data filler-data-2
|
||||
12 12 12 filler-data filler-data-2
|
||||
13 13 13 filler-data filler-data-2
|
||||
14 14 14 filler-data filler-data-2
|
||||
50 50 50 filler-data filler-data-2
|
||||
51 51 51 filler-data filler-data-2
|
||||
52 52 52 filler-data filler-data-2
|
||||
53 53 53 filler-data filler-data-2
|
||||
54 54 54 filler-data filler-data-2
|
||||
991 991 991 filler-data filler-data-2
|
||||
992 992 992 filler-data filler-data-2
|
||||
993 993 993 filler-data filler-data-2
|
||||
994 994 994 filler-data filler-data-2
|
||||
995 995 995 filler-data filler-data-2
|
||||
996 996 996 filler-data filler-data-2
|
||||
997 997 997 filler-data filler-data-2
|
||||
998 998 998 filler-data filler-data-2
|
||||
999 999 999 filler-data filler-data-2
|
||||
1000 1000 1000 filler-data filler-data-2
|
||||
select * from t1 where
|
||||
(pk < 5) or (pk > 10 and pk < 15) or (pk >= 50 and pk < 55 ) or (pk > @maxv-10)
|
||||
or key1 < 3 or key1 > @maxv-11;
|
||||
pk key1 key2 filler filler2
|
||||
990 990 990 filler-data filler-data-2
|
||||
1 1 1 filler-data filler-data-2
|
||||
2 2 2 filler-data filler-data-2
|
||||
3 3 3 filler-data filler-data-2
|
||||
4 4 4 filler-data filler-data-2
|
||||
11 11 11 filler-data filler-data-2
|
||||
12 12 12 filler-data filler-data-2
|
||||
13 13 13 filler-data filler-data-2
|
||||
14 14 14 filler-data filler-data-2
|
||||
50 50 50 filler-data filler-data-2
|
||||
51 51 51 filler-data filler-data-2
|
||||
52 52 52 filler-data filler-data-2
|
||||
53 53 53 filler-data filler-data-2
|
||||
54 54 54 filler-data filler-data-2
|
||||
991 991 991 filler-data filler-data-2
|
||||
992 992 992 filler-data filler-data-2
|
||||
993 993 993 filler-data filler-data-2
|
||||
994 994 994 filler-data filler-data-2
|
||||
995 995 995 filler-data filler-data-2
|
||||
996 996 996 filler-data filler-data-2
|
||||
997 997 997 filler-data filler-data-2
|
||||
998 998 998 filler-data filler-data-2
|
||||
999 999 999 filler-data filler-data-2
|
||||
1000 1000 1000 filler-data filler-data-2
|
||||
select * from t1 where
|
||||
(pk < 5) or (pk > 10 and pk < 15) or (pk >= 50 and pk < 55 ) or (pk > @maxv-10)
|
||||
or
|
||||
(key1 < 5) or (key1 > 10 and key1 < 15) or (key1 >= 50 and key1 < 55 ) or (key1 > @maxv-10);
|
||||
pk key1 key2 filler filler2
|
||||
1 1 1 filler-data filler-data-2
|
||||
2 2 2 filler-data filler-data-2
|
||||
3 3 3 filler-data filler-data-2
|
||||
4 4 4 filler-data filler-data-2
|
||||
11 11 11 filler-data filler-data-2
|
||||
12 12 12 filler-data filler-data-2
|
||||
13 13 13 filler-data filler-data-2
|
||||
14 14 14 filler-data filler-data-2
|
||||
50 50 50 filler-data filler-data-2
|
||||
51 51 51 filler-data filler-data-2
|
||||
52 52 52 filler-data filler-data-2
|
||||
53 53 53 filler-data filler-data-2
|
||||
54 54 54 filler-data filler-data-2
|
||||
991 991 991 filler-data filler-data-2
|
||||
992 992 992 filler-data filler-data-2
|
||||
993 993 993 filler-data filler-data-2
|
||||
994 994 994 filler-data filler-data-2
|
||||
995 995 995 filler-data filler-data-2
|
||||
996 996 996 filler-data filler-data-2
|
||||
997 997 997 filler-data filler-data-2
|
||||
998 998 998 filler-data filler-data-2
|
||||
999 999 999 filler-data filler-data-2
|
||||
1000 1000 1000 filler-data filler-data-2
|
||||
select * from t1 where
|
||||
(pk > 10 and pk < 15) or (pk >= 50 and pk < 55 )
|
||||
or
|
||||
(key1 < 5) or (key1 > @maxv-10);
|
||||
pk key1 key2 filler filler2
|
||||
1 1 1 filler-data filler-data-2
|
||||
2 2 2 filler-data filler-data-2
|
||||
3 3 3 filler-data filler-data-2
|
||||
4 4 4 filler-data filler-data-2
|
||||
991 991 991 filler-data filler-data-2
|
||||
992 992 992 filler-data filler-data-2
|
||||
993 993 993 filler-data filler-data-2
|
||||
994 994 994 filler-data filler-data-2
|
||||
995 995 995 filler-data filler-data-2
|
||||
996 996 996 filler-data filler-data-2
|
||||
997 997 997 filler-data filler-data-2
|
||||
998 998 998 filler-data filler-data-2
|
||||
999 999 999 filler-data filler-data-2
|
||||
1000 1000 1000 filler-data filler-data-2
|
||||
11 11 11 filler-data filler-data-2
|
||||
12 12 12 filler-data filler-data-2
|
||||
13 13 13 filler-data filler-data-2
|
||||
14 14 14 filler-data filler-data-2
|
||||
50 50 50 filler-data filler-data-2
|
||||
51 51 51 filler-data filler-data-2
|
||||
52 52 52 filler-data filler-data-2
|
||||
53 53 53 filler-data filler-data-2
|
||||
54 54 54 filler-data filler-data-2
|
||||
drop table t1;
|
1281
mysql-test/r/index_merge_myisam.result
Normal file
1281
mysql-test/r/index_merge_myisam.result
Normal file
File diff suppressed because it is too large
Load Diff
@ -1,196 +0,0 @@
|
||||
drop table if exists t0,t1,t2;
|
||||
select count(*) from t1;
|
||||
count(*)
|
||||
64801
|
||||
explain select key1,key2 from t1 where key1=100 and key2=100;
|
||||
id select_type table type possible_keys key key_len ref rows Extra
|
||||
1 SIMPLE t1 index_merge key1,key2 key1,key2 5,5 NULL 77 Using intersect(key1,key2); Using where; Using index
|
||||
select key1,key2 from t1 where key1=100 and key2=100;
|
||||
key1 key2
|
||||
100 100
|
||||
explain select key1,key2,key3,key4,filler1 from t1 where key1=100 and key2=100 or key3=100 and key4=100;
|
||||
id select_type table type possible_keys key key_len ref rows Extra
|
||||
1 SIMPLE t1 index_merge key1,key2,key3,key4 key1,key2,key3,key4 5,5,5,5 NULL 154 Using union(intersect(key1,key2),intersect(key3,key4)); Using where
|
||||
select key1,key2,key3,key4,filler1 from t1 where key1=100 and key2=100 or key3=100 and key4=100;
|
||||
key1 key2 key3 key4 filler1
|
||||
100 100 100 100 key1-key2-key3-key4
|
||||
insert into t1 (key1, key2, key3, key4, filler1) values (100, 100, -1, -1, 'key1-key2');
|
||||
insert into t1 (key1, key2, key3, key4, filler1) values (-1, -1, 100, 100, 'key4-key3');
|
||||
explain select key1,key2,filler1 from t1 where key1=100 and key2=100;
|
||||
id select_type table type possible_keys key key_len ref rows Extra
|
||||
1 SIMPLE t1 index_merge key1,key2 key1,key2 5,5 NULL 77 Using intersect(key1,key2); Using where
|
||||
select key1,key2,filler1 from t1 where key1=100 and key2=100;
|
||||
key1 key2 filler1
|
||||
100 100 key1-key2-key3-key4
|
||||
100 100 key1-key2
|
||||
explain select key1,key2 from t1 where key1=100 and key2=100;
|
||||
id select_type table type possible_keys key key_len ref rows Extra
|
||||
1 SIMPLE t1 index_merge key1,key2 key1,key2 5,5 NULL 77 Using intersect(key1,key2); Using where; Using index
|
||||
select key1,key2 from t1 where key1=100 and key2=100;
|
||||
key1 key2
|
||||
100 100
|
||||
100 100
|
||||
explain select key1,key2,key3,key4 from t1 where key1=100 and key2=100 or key3=100 and key4=100;
|
||||
id select_type table type possible_keys key key_len ref rows Extra
|
||||
1 SIMPLE t1 index_merge key1,key2,key3,key4 key1,key2,key3,key4 5,5,5,5 NULL 154 Using union(intersect(key1,key2),intersect(key3,key4)); Using where
|
||||
select key1,key2,key3,key4 from t1 where key1=100 and key2=100 or key3=100 and key4=100;
|
||||
key1 key2 key3 key4
|
||||
100 100 100 100
|
||||
100 100 -1 -1
|
||||
-1 -1 100 100
|
||||
explain select key1,key2,key3,key4,filler1 from t1 where key1=100 and key2=100 or key3=100 and key4=100;
|
||||
id select_type table type possible_keys key key_len ref rows Extra
|
||||
1 SIMPLE t1 index_merge key1,key2,key3,key4 key1,key2,key3,key4 5,5,5,5 NULL 154 Using union(intersect(key1,key2),intersect(key3,key4)); Using where
|
||||
select key1,key2,key3,key4,filler1 from t1 where key1=100 and key2=100 or key3=100 and key4=100;
|
||||
key1 key2 key3 key4 filler1
|
||||
100 100 100 100 key1-key2-key3-key4
|
||||
100 100 -1 -1 key1-key2
|
||||
-1 -1 100 100 key4-key3
|
||||
explain select key1,key2,key3 from t1 where key1=100 and key2=100 and key3=100;
|
||||
id select_type table type possible_keys key key_len ref rows Extra
|
||||
1 SIMPLE t1 index_merge key1,key2,key3 key1,key2,key3 5,5,5 NULL 2 Using intersect(key1,key2,key3); Using where; Using index
|
||||
select key1,key2,key3 from t1 where key1=100 and key2=100 and key3=100;
|
||||
key1 key2 key3
|
||||
100 100 100
|
||||
insert into t1 (key1,key2,key3,key4,filler1) values (101,101,101,101, 'key1234-101');
|
||||
explain select key1,key2,key3,key4,filler1 from t1 where key1=100 and key2=100 or key3=101;
|
||||
id select_type table type possible_keys key key_len ref rows Extra
|
||||
1 SIMPLE t1 index_merge key1,key2,key3 key1,key2,key3 5,5,5 NULL 83 Using union(intersect(key1,key2),key3); Using where
|
||||
select key1,key2,key3,key4,filler1 from t1 where key1=100 and key2=100 or key3=101;
|
||||
key1 key2 key3 key4 filler1
|
||||
100 100 100 100 key1-key2-key3-key4
|
||||
100 100 -1 -1 key1-key2
|
||||
101 101 101 101 key1234-101
|
||||
select key1,key2, filler1 from t1 where key1=100 and key2=100;
|
||||
key1 key2 filler1
|
||||
100 100 key1-key2-key3-key4
|
||||
100 100 key1-key2
|
||||
update t1 set filler1='to be deleted' where key1=100 and key2=100;
|
||||
update t1 set key1=200,key2=200 where key1=100 and key2=100;
|
||||
delete from t1 where key1=200 and key2=200;
|
||||
select key1,key2,filler1 from t1 where key2=100 and key2=200;
|
||||
key1 key2 filler1
|
||||
explain select key1,key2,key3,key4,filler1 from t1 where key1=100 and key2=100 or key3=100 and key4=100;
|
||||
id select_type table type possible_keys key key_len ref rows Extra
|
||||
1 SIMPLE t1 index_merge key1,key2,key3,key4 key1,key2,key3,key4 5,5,5,5 NULL 152 Using union(intersect(key1,key2),intersect(key3,key4)); Using where
|
||||
select key1,key2,key3,key4,filler1 from t1 where key1=100 and key2=100 or key3=100 and key4=100;
|
||||
key1 key2 key3 key4 filler1
|
||||
-1 -1 100 100 key4-key3
|
||||
delete from t1 where key3=100 and key4=100;
|
||||
explain select key1,key2,key3,key4,filler1 from t1 where key1=100 and key2=100 or key3=100 and key4=100;
|
||||
id select_type table type possible_keys key key_len ref rows Extra
|
||||
1 SIMPLE t1 index_merge key1,key2,key3,key4 key1,key2,key3,key4 5,5,5,5 NULL 152 Using union(intersect(key1,key2),intersect(key3,key4)); Using where
|
||||
select key1,key2,key3,key4,filler1 from t1 where key1=100 and key2=100 or key3=100 and key4=100;
|
||||
key1 key2 key3 key4 filler1
|
||||
explain select key1,key2 from t1 where key1=100 and key2=100;
|
||||
id select_type table type possible_keys key key_len ref rows Extra
|
||||
1 SIMPLE t1 index_merge key1,key2 key1,key2 5,5 NULL 76 Using intersect(key1,key2); Using where; Using index
|
||||
select key1,key2 from t1 where key1=100 and key2=100;
|
||||
key1 key2
|
||||
insert into t1 (key1, key2, key3, key4, filler1) values (100, 100, 200, 200,'key1-key2-key3-key4-1');
|
||||
insert into t1 (key1, key2, key3, key4, filler1) values (100, 100, 200, 200,'key1-key2-key3-key4-2');
|
||||
insert into t1 (key1, key2, key3, key4, filler1) values (100, 100, 200, 200,'key1-key2-key3-key4-3');
|
||||
explain select key1,key2,key3,key4,filler1 from t1 where key3=200 or (key1=100 and key2=100) or key4=200;
|
||||
id select_type table type possible_keys key key_len ref rows Extra
|
||||
1 SIMPLE t1 index_merge key1,key2,key3,key4 key3,key1,key2,key4 5,5,5,5 NULL 136 Using union(key3,intersect(key1,key2),key4); Using where
|
||||
select key1,key2,key3,key4,filler1 from t1 where key3=200 or (key1=100 and key2=100) or key4=200;
|
||||
key1 key2 key3 key4 filler1
|
||||
100 100 200 200 key1-key2-key3-key4-3
|
||||
100 100 200 200 key1-key2-key3-key4-2
|
||||
100 100 200 200 key1-key2-key3-key4-1
|
||||
insert into t1 (key1, key2, key3, key4, filler1) values (-1, -1, -1, 200,'key4');
|
||||
explain select key1,key2,key3,key4,filler1 from t1 where key3=200 or (key1=100 and key2=100) or key4=200;
|
||||
id select_type table type possible_keys key key_len ref rows Extra
|
||||
1 SIMPLE t1 index_merge key1,key2,key3,key4 key3,key1,key2,key4 5,5,5,5 NULL 146 Using union(key3,intersect(key1,key2),key4); Using where
|
||||
select key1,key2,key3,key4,filler1 from t1 where key3=200 or (key1=100 and key2=100) or key4=200;
|
||||
key1 key2 key3 key4 filler1
|
||||
100 100 200 200 key1-key2-key3-key4-3
|
||||
100 100 200 200 key1-key2-key3-key4-2
|
||||
100 100 200 200 key1-key2-key3-key4-1
|
||||
-1 -1 -1 200 key4
|
||||
insert into t1 (key1, key2, key3, key4, filler1) values (-1, -1, 200, -1,'key3');
|
||||
explain select key1,key2,key3,key4,filler1 from t1 where key3=200 or (key1=100 and key2=100) or key4=200;
|
||||
id select_type table type possible_keys key key_len ref rows Extra
|
||||
1 SIMPLE t1 index_merge key1,key2,key3,key4 key3,key1,key2,key4 5,5,5,5 NULL 156 Using union(key3,intersect(key1,key2),key4); Using where
|
||||
select key1,key2,key3,key4,filler1 from t1 where key3=200 or (key1=100 and key2=100) or key4=200;
|
||||
key1 key2 key3 key4 filler1
|
||||
100 100 200 200 key1-key2-key3-key4-3
|
||||
100 100 200 200 key1-key2-key3-key4-2
|
||||
100 100 200 200 key1-key2-key3-key4-1
|
||||
-1 -1 -1 200 key4
|
||||
-1 -1 200 -1 key3
|
||||
explain select * from t1 where st_a=1 and st_b=1;
|
||||
id select_type table type possible_keys key key_len ref rows Extra
|
||||
1 SIMPLE t1 index_merge sta_swt12a,sta_swt1a,sta_swt2a,sta_swt21a,st_a,stb_swt1a_2b,stb_swt1b,st_b st_a,st_b 4,4 NULL 3515 Using intersect(st_a,st_b); Using where
|
||||
explain select st_a,st_b from t1 where st_a=1 and st_b=1;
|
||||
id select_type table type possible_keys key key_len ref rows Extra
|
||||
1 SIMPLE t1 index_merge sta_swt12a,sta_swt1a,sta_swt2a,sta_swt21a,st_a,stb_swt1a_2b,stb_swt1b,st_b st_a,st_b 4,4 NULL 3515 Using intersect(st_a,st_b); Using where; Using index
|
||||
explain select st_a from t1 ignore index (st_a) where st_a=1 and st_b=1;
|
||||
id select_type table type possible_keys key key_len ref rows Extra
|
||||
1 SIMPLE t1 ref sta_swt12a,sta_swt1a,sta_swt2a,sta_swt21a,stb_swt1a_2b,stb_swt1b,st_b st_b 4 const 15093 Using where
|
||||
explain select * from t1 where st_a=1 and swt1a=1 and swt2a=1;
|
||||
id select_type table type possible_keys key key_len ref rows Extra
|
||||
1 SIMPLE t1 ref sta_swt12a,sta_swt1a,sta_swt2a,sta_swt21a,st_a sta_swt21a 12 const,const,const 971
|
||||
explain select * from t1 where st_b=1 and swt1b=1 and swt2b=1;
|
||||
id select_type table type possible_keys key key_len ref rows Extra
|
||||
1 SIMPLE t1 ref stb_swt1a_2b,stb_swt1b,st_b stb_swt1a_2b 8 const,const 3879 Using where
|
||||
explain select * from t1 where st_a=1 and swt1a=1 and swt2a=1 and st_b=1 and swt1b=1 and swt2b=1;
|
||||
id select_type table type possible_keys key key_len ref rows Extra
|
||||
1 SIMPLE t1 index_merge sta_swt12a,sta_swt1a,sta_swt2a,sta_swt21a,st_a,stb_swt1a_2b,stb_swt1b,st_b sta_swt12a,stb_swt1a_2b 12,12 NULL 58 Using intersect(sta_swt12a,stb_swt1a_2b); Using where
|
||||
explain select * from t1 ignore index (sta_swt21a, stb_swt1a_2b)
|
||||
where st_a=1 and swt1a=1 and swt2a=1 and st_b=1 and swt1b=1 and swt2b=1;
|
||||
id select_type table type possible_keys key key_len ref rows Extra
|
||||
1 SIMPLE t1 index_merge sta_swt12a,sta_swt1a,sta_swt2a,st_a,stb_swt1b,st_b sta_swt12a,stb_swt1b 12,8 NULL 58 Using intersect(sta_swt12a,stb_swt1b); Using where
|
||||
explain select * from t1 ignore index (sta_swt21a, sta_swt12a, stb_swt1a_2b)
|
||||
where st_a=1 and swt1a=1 and swt2a=1 and st_b=1 and swt1b=1 and swt2b=1;
|
||||
id select_type table type possible_keys key key_len ref rows Extra
|
||||
1 SIMPLE t1 index_merge sta_swt1a,sta_swt2a,st_a,stb_swt1b,st_b sta_swt1a,sta_swt2a,stb_swt1b 8,8,8 NULL 57 Using intersect(sta_swt1a,sta_swt2a,stb_swt1b); Using where
|
||||
explain select * from t1 ignore index (sta_swt21a, sta_swt12a, stb_swt1a_2b, stb_swt1b)
|
||||
where st_a=1 and swt1a=1 and swt2a=1 and st_b=1 and swt1b=1 and swt2b=1;
|
||||
id select_type table type possible_keys key key_len ref rows Extra
|
||||
1 SIMPLE t1 index_merge sta_swt1a,sta_swt2a,st_a,st_b sta_swt1a,sta_swt2a,st_b 8,8,4 NULL 223 Using intersect(sta_swt1a,sta_swt2a,st_b); Using where
|
||||
explain select * from t1
|
||||
where st_a=1 and swt1a=1 and swt2a=1 and st_b=1 and swt1b=1;
|
||||
id select_type table type possible_keys key key_len ref rows Extra
|
||||
1 SIMPLE t1 index_merge sta_swt12a,sta_swt1a,sta_swt2a,sta_swt21a,st_a,stb_swt1a_2b,stb_swt1b,st_b sta_swt12a,stb_swt1a_2b 12,12 NULL 58 Using intersect(sta_swt12a,stb_swt1a_2b); Using where
|
||||
explain select * from t1
|
||||
where st_a=1 and swt1a=1 and st_b=1 and swt1b=1 and swt1b=1;
|
||||
id select_type table type possible_keys key key_len ref rows Extra
|
||||
1 SIMPLE t1 index_merge sta_swt12a,sta_swt1a,sta_swt2a,sta_swt21a,st_a,stb_swt1a_2b,stb_swt1b,st_b sta_swt1a,stb_swt1b 8,8 NULL 232 Using intersect(sta_swt1a,stb_swt1b); Using where
|
||||
explain select st_a from t1
|
||||
where st_a=1 and swt1a=1 and st_b=1 and swt1b=1 and swt1b=1;
|
||||
id select_type table type possible_keys key key_len ref rows Extra
|
||||
1 SIMPLE t1 index_merge sta_swt12a,sta_swt1a,sta_swt2a,sta_swt21a,st_a,stb_swt1a_2b,stb_swt1b,st_b sta_swt1a,stb_swt1b 8,8 NULL 232 Using intersect(sta_swt1a,stb_swt1b); Using where; Using index
|
||||
explain select st_a from t1
|
||||
where st_a=1 and swt1a=1 and st_b=1 and swt1b=1 and swt1b=1;
|
||||
id select_type table type possible_keys key key_len ref rows Extra
|
||||
1 SIMPLE t1 index_merge sta_swt12a,sta_swt1a,sta_swt2a,sta_swt21a,st_a,stb_swt1a_2b,stb_swt1b,st_b sta_swt1a,stb_swt1b 8,8 NULL 232 Using intersect(sta_swt1a,stb_swt1b); Using where; Using index
|
||||
drop table t0,t1;
|
||||
create table t2 (
|
||||
a char(10),
|
||||
b char(10),
|
||||
filler1 char(255),
|
||||
filler2 char(255),
|
||||
key(a(5)),
|
||||
key(b(5))
|
||||
);
|
||||
select count(a) from t2 where a='BBBBBBBB';
|
||||
count(a)
|
||||
4
|
||||
select count(a) from t2 where b='BBBBBBBB';
|
||||
count(a)
|
||||
4
|
||||
expla_or_bin select count(a_or_b) from t2 where a_or_b='AAAAAAAA' a_or_bnd a_or_b='AAAAAAAA';
|
||||
id select_type ta_or_ba_or_ble type possia_or_ble_keys key key_len ref rows Extra_or_b
|
||||
1 SIMPLE t2 ref a_or_b,a_or_b a_or_b 6 const 4 Using where
|
||||
select count(a) from t2 where a='AAAAAAAA' and b='AAAAAAAA';
|
||||
count(a)
|
||||
4
|
||||
select count(a) from t2 ignore index(a,b) where a='AAAAAAAA' and b='AAAAAAAA';
|
||||
count(a)
|
||||
4
|
||||
insert into t2 values ('ab', 'ab', 'uh', 'oh');
|
||||
explain select a from t2 where a='ab';
|
||||
id select_type table type possible_keys key key_len ref rows Extra
|
||||
1 SIMPLE t2 ref a a 6 const 1 Using where
|
||||
drop table t2;
|
@ -1,120 +0,0 @@
|
||||
drop table if exists t1;
|
||||
create table t1
|
||||
(
|
||||
pk1 int not null,
|
||||
pk2 int not null,
|
||||
key1 int not null,
|
||||
key2 int not null,
|
||||
pktail1ok int not null,
|
||||
pktail2ok int not null,
|
||||
pktail3bad int not null,
|
||||
pktail4bad int not null,
|
||||
pktail5bad int not null,
|
||||
pk2copy int not null,
|
||||
badkey int not null,
|
||||
filler1 char (200),
|
||||
filler2 char (200),
|
||||
key (key1),
|
||||
key (key2),
|
||||
/* keys with tails from CPK members */
|
||||
key (pktail1ok, pk1),
|
||||
key (pktail2ok, pk1, pk2),
|
||||
key (pktail3bad, pk2, pk1),
|
||||
key (pktail4bad, pk1, pk2copy),
|
||||
key (pktail5bad, pk1, pk2, pk2copy),
|
||||
primary key (pk1, pk2)
|
||||
) engine=innodb;
|
||||
explain select * from t1 where pk1 = 1 and pk2 < 80 and key1=0;
|
||||
id select_type table type possible_keys key key_len ref rows Extra
|
||||
1 SIMPLE t1 range PRIMARY,key1 PRIMARY 8 NULL 9 Using where
|
||||
select * from t1 where pk1 = 1 and pk2 < 80 and key1=0;
|
||||
pk1 pk2 key1 key2 pktail1ok pktail2ok pktail3bad pktail4bad pktail5bad pk2copy badkey filler1 filler2
|
||||
1 10 0 0 0 0 0 0 0 10 0 filler-data-10 filler2
|
||||
1 11 0 0 0 0 0 0 0 11 0 filler-data-11 filler2
|
||||
1 12 0 0 0 0 0 0 0 12 0 filler-data-12 filler2
|
||||
1 13 0 0 0 0 0 0 0 13 0 filler-data-13 filler2
|
||||
1 14 0 0 0 0 0 0 0 14 0 filler-data-14 filler2
|
||||
1 15 0 0 0 0 0 0 0 15 0 filler-data-15 filler2
|
||||
1 16 0 0 0 0 0 0 0 16 0 filler-data-16 filler2
|
||||
1 17 0 0 0 0 0 0 0 17 0 filler-data-17 filler2
|
||||
1 18 0 0 0 0 0 0 0 18 0 filler-data-18 filler2
|
||||
1 19 0 0 0 0 0 0 0 19 0 filler-data-19 filler2
|
||||
explain select pk1,pk2 from t1 where key1 = 10 and key2=10 and 2*pk1+1 < 2*96+1;
|
||||
id select_type table type possible_keys key key_len ref rows Extra
|
||||
1 SIMPLE t1 index_merge key1,key2 key1,key2 4,4 NULL 1 Using intersect(key1,key2); Using where; Using index
|
||||
select pk1,pk2 from t1 where key1 = 10 and key2=10 and 2*pk1+1 < 2*96+1;
|
||||
pk1 pk2
|
||||
95 50
|
||||
95 51
|
||||
95 52
|
||||
95 53
|
||||
95 54
|
||||
95 55
|
||||
95 56
|
||||
95 57
|
||||
95 58
|
||||
95 59
|
||||
explain select * from t1 where badkey=1 and key1=10;
|
||||
id select_type table type possible_keys key key_len ref rows Extra
|
||||
1 SIMPLE t1 ref key1 key1 4 const 100 Using where
|
||||
explain select * from t1 where pk1 < 7500 and key1 = 10;
|
||||
id select_type table type possible_keys key key_len ref rows Extra
|
||||
1 SIMPLE t1 index_merge PRIMARY,key1 key1,PRIMARY 4,4 NULL ROWS Using intersect(key1,PRIMARY); Using where
|
||||
explain select * from t1 where pktail1ok=1 and key1=10;
|
||||
id select_type table type possible_keys key key_len ref rows Extra
|
||||
1 SIMPLE t1 index_merge key1,pktail1ok key1,pktail1ok 4,4 NULL 1 Using intersect(key1,pktail1ok); Using where
|
||||
explain select * from t1 where pktail2ok=1 and key1=10;
|
||||
id select_type table type possible_keys key key_len ref rows Extra
|
||||
1 SIMPLE t1 index_merge key1,pktail2ok key1,pktail2ok 4,4 NULL 1 Using intersect(key1,pktail2ok); Using where
|
||||
select ' The following is actually a deficiency, it uses sort_union currently:' as 'note:';
|
||||
note:
|
||||
The following is actually a deficiency, it uses sort_union currently:
|
||||
explain select * from t1 where (pktail2ok=1 and pk1< 50000) or key1=10;
|
||||
id select_type table type possible_keys key key_len ref rows Extra
|
||||
1 SIMPLE t1 index_merge PRIMARY,key1,pktail2ok pktail2ok,key1 8,4 NULL 199 Using sort_union(pktail2ok,key1); Using where
|
||||
explain select * from t1 where pktail3bad=1 and key1=10;
|
||||
id select_type table type possible_keys key key_len ref rows Extra
|
||||
1 SIMPLE t1 ref key1,pktail3bad key1 4 const 100 Using where
|
||||
explain select * from t1 where pktail4bad=1 and key1=10;
|
||||
id select_type table type possible_keys key key_len ref rows Extra
|
||||
1 SIMPLE t1 ref key1,pktail4bad key1 4 const 100 Using where
|
||||
explain select * from t1 where pktail5bad=1 and key1=10;
|
||||
id select_type table type possible_keys key key_len ref rows Extra
|
||||
1 SIMPLE t1 ref key1,pktail5bad key1 4 const 100 Using where
|
||||
explain select pk1,pk2,key1,key2 from t1 where key1 = 10 and key2=10 limit 10;
|
||||
id select_type table type possible_keys key key_len ref rows Extra
|
||||
1 SIMPLE t1 index_merge key1,key2 key1,key2 4,4 NULL 1 Using intersect(key1,key2); Using where; Using index
|
||||
select pk1,pk2,key1,key2 from t1 where key1 = 10 and key2=10 limit 10;
|
||||
pk1 pk2 key1 key2
|
||||
95 50 10 10
|
||||
95 51 10 10
|
||||
95 52 10 10
|
||||
95 53 10 10
|
||||
95 54 10 10
|
||||
95 55 10 10
|
||||
95 56 10 10
|
||||
95 57 10 10
|
||||
95 58 10 10
|
||||
95 59 10 10
|
||||
drop table t1;
|
||||
create table t1
|
||||
(
|
||||
RUNID varchar(22),
|
||||
SUBMITNR varchar(5),
|
||||
ORDERNR char(1) ,
|
||||
PROGRAMM varchar(8),
|
||||
TESTID varchar(4),
|
||||
UCCHECK char(1),
|
||||
ETEXT varchar(80),
|
||||
ETEXT_TYPE char(1),
|
||||
INFO char(1),
|
||||
SEVERITY tinyint(3),
|
||||
TADIRFLAG char(1),
|
||||
PRIMARY KEY (RUNID,SUBMITNR,ORDERNR,PROGRAMM,TESTID,UCCHECK),
|
||||
KEY `TVERM~KEY` (PROGRAMM,TESTID,UCCHECK)
|
||||
) ENGINE=InnoDB DEFAULT CHARSET=latin1;
|
||||
update t1 set `ETEXT` = '', `ETEXT_TYPE`='', `INFO`='', `SEVERITY`='', `TADIRFLAG`=''
|
||||
WHERE
|
||||
`RUNID`= '' AND `SUBMITNR`= '' AND `ORDERNR`='' AND `PROGRAMM`='' AND
|
||||
`TESTID`='' AND `UCCHECK`='';
|
||||
drop table t1;
|
@ -1,167 +0,0 @@
|
||||
drop table if exists t1,t2;
|
||||
create table t1 (a int, b char(10), key a(a), key b(a,b)) engine=innodb;
|
||||
insert into t1 values
|
||||
(17,"ddd"),(18,"eee"),(19,"fff"),(19,"yyy"),
|
||||
(14,"aaa"),(15,"bbb"),(16,"ccc"),(16,"xxx"),
|
||||
(20,"ggg"),(21,"hhh"),(22,"iii");
|
||||
handler t1 open as t2;
|
||||
handler t2 read a first;
|
||||
a b
|
||||
14 aaa
|
||||
handler t2 read a next;
|
||||
a b
|
||||
15 bbb
|
||||
handler t2 read a next;
|
||||
a b
|
||||
16 ccc
|
||||
handler t2 read a prev;
|
||||
a b
|
||||
15 bbb
|
||||
handler t2 read a last;
|
||||
a b
|
||||
22 iii
|
||||
handler t2 read a prev;
|
||||
a b
|
||||
21 hhh
|
||||
handler t2 read a prev;
|
||||
a b
|
||||
20 ggg
|
||||
handler t2 read a first;
|
||||
a b
|
||||
14 aaa
|
||||
handler t2 read a prev;
|
||||
a b
|
||||
handler t2 read a last;
|
||||
a b
|
||||
22 iii
|
||||
handler t2 read a prev;
|
||||
a b
|
||||
21 hhh
|
||||
handler t2 read a next;
|
||||
a b
|
||||
22 iii
|
||||
handler t2 read a next;
|
||||
a b
|
||||
handler t2 read a=(15);
|
||||
a b
|
||||
15 bbb
|
||||
handler t2 read a=(16);
|
||||
a b
|
||||
16 ccc
|
||||
handler t2 read a=(19,"fff");
|
||||
ERROR 42000: Too many key parts specified; max 1 parts allowed
|
||||
handler t2 read b=(19,"fff");
|
||||
a b
|
||||
19 fff
|
||||
handler t2 read b=(19,"yyy");
|
||||
a b
|
||||
19 yyy
|
||||
handler t2 read b=(19);
|
||||
a b
|
||||
19 fff
|
||||
handler t1 read a last;
|
||||
ERROR 42S02: Unknown table 't1' in HANDLER
|
||||
handler t2 read a=(11);
|
||||
a b
|
||||
handler t2 read a>=(11);
|
||||
a b
|
||||
14 aaa
|
||||
handler t2 read a=(18);
|
||||
a b
|
||||
18 eee
|
||||
handler t2 read a>=(18);
|
||||
a b
|
||||
18 eee
|
||||
handler t2 read a>(18);
|
||||
a b
|
||||
19 fff
|
||||
handler t2 read a<=(18);
|
||||
a b
|
||||
18 eee
|
||||
handler t2 read a<(18);
|
||||
a b
|
||||
17 ddd
|
||||
handler t2 read a first limit 5;
|
||||
a b
|
||||
14 aaa
|
||||
15 bbb
|
||||
16 ccc
|
||||
16 xxx
|
||||
17 ddd
|
||||
handler t2 read a next limit 3;
|
||||
a b
|
||||
18 eee
|
||||
19 fff
|
||||
19 yyy
|
||||
handler t2 read a prev limit 10;
|
||||
a b
|
||||
19 fff
|
||||
18 eee
|
||||
17 ddd
|
||||
16 xxx
|
||||
16 ccc
|
||||
15 bbb
|
||||
14 aaa
|
||||
handler t2 read a>=(16) limit 4;
|
||||
a b
|
||||
16 ccc
|
||||
16 xxx
|
||||
17 ddd
|
||||
18 eee
|
||||
handler t2 read a>=(16) limit 2,2;
|
||||
a b
|
||||
17 ddd
|
||||
18 eee
|
||||
handler t2 read a last limit 3;
|
||||
a b
|
||||
22 iii
|
||||
21 hhh
|
||||
20 ggg
|
||||
handler t2 read a=(19);
|
||||
a b
|
||||
19 fff
|
||||
handler t2 read a=(19) where b="yyy";
|
||||
a b
|
||||
19 yyy
|
||||
handler t2 read first;
|
||||
a b
|
||||
17 ddd
|
||||
handler t2 read next;
|
||||
a b
|
||||
18 eee
|
||||
handler t2 read last;
|
||||
ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '' at line 1
|
||||
handler t2 close;
|
||||
handler t1 open;
|
||||
handler t1 read a next;
|
||||
a b
|
||||
14 aaa
|
||||
handler t1 read a next;
|
||||
a b
|
||||
15 bbb
|
||||
handler t1 close;
|
||||
handler t1 open;
|
||||
handler t1 read a prev;
|
||||
a b
|
||||
22 iii
|
||||
handler t1 read a prev;
|
||||
a b
|
||||
21 hhh
|
||||
handler t1 close;
|
||||
handler t1 open as t2;
|
||||
handler t2 read first;
|
||||
a b
|
||||
17 ddd
|
||||
alter table t1 engine=innodb;
|
||||
handler t2 read first;
|
||||
ERROR 42S02: Unknown table 't2' in HANDLER
|
||||
drop table t1;
|
||||
CREATE TABLE t1 ( no1 smallint(5) NOT NULL default '0', no2 int(10) NOT NULL default '0', PRIMARY KEY (no1,no2)) ENGINE=InnoDB;
|
||||
INSERT INTO t1 VALUES (1,274),(1,275),(2,6),(2,8),(4,1),(4,2);
|
||||
HANDLER t1 OPEN;
|
||||
HANDLER t1 READ `primary` = (1, 1000);
|
||||
no1 no2
|
||||
HANDLER t1 READ `primary` PREV;
|
||||
no1 no2
|
||||
1 275
|
||||
DROP TABLE t1;
|
@ -1,5 +1,6 @@
|
||||
SET SESSION STORAGE_ENGINE = InnoDB;
|
||||
drop table if exists t1,t2,t1m,t1i,t2m,t2i,t4;
|
||||
create table t1(f1 varchar(800) binary not null, key(f1)) engine = innodb
|
||||
create table t1(f1 varchar(800) binary not null, key(f1))
|
||||
character set utf8 collate utf8_general_ci;
|
||||
Warnings:
|
||||
Warning 1071 Specified key was too long; max key length is 765 bytes
|
||||
@ -10,8 +11,8 @@ c_id int(11) not null default '0',
|
||||
org_id int(11) default null,
|
||||
unique key contacts$c_id (c_id),
|
||||
key contacts$org_id (org_id)
|
||||
) engine=innodb;
|
||||
insert into t1 values
|
||||
);
|
||||
insert into t1 values
|
||||
(2,null),(120,null),(141,null),(218,7), (128,1),
|
||||
(151,2),(234,2),(236,2),(243,2),(255,2),(259,2),(232,3),(235,3),(238,3),
|
||||
(246,3),(253,3),(269,3),(285,3),(291,3),(293,3),(131,4),(230,4),(231,4);
|
||||
@ -33,16 +34,16 @@ sla_set int(11) default null,
|
||||
unique key t2$slai_id (slai_id),
|
||||
key t2$owner_id (owner_id),
|
||||
key t2$sla_id (sla_id)
|
||||
) engine=innodb;
|
||||
);
|
||||
insert into t2(slai_id, owner_tbl, owner_id, sla_id) values
|
||||
(1,3,1,1), (3,3,10,2), (4,3,3,6), (5,3,2,5), (6,3,8,3), (7,3,9,7),
|
||||
(8,3,6,8), (9,3,4,9), (10,3,5,10), (11,3,11,11), (12,3,7,12);
|
||||
flush tables;
|
||||
select si.slai_id
|
||||
from t1 c join t2 si on
|
||||
((si.owner_tbl = 3 and si.owner_id = c.org_id) or
|
||||
( si.owner_tbl = 2 and si.owner_id = c.c_id))
|
||||
where
|
||||
((si.owner_tbl = 3 and si.owner_id = c.org_id) or
|
||||
( si.owner_tbl = 2 and si.owner_id = c.c_id))
|
||||
where
|
||||
c.c_id = 218 and expiredate is null;
|
||||
slai_id
|
||||
12
|
||||
@ -53,17 +54,17 @@ c_id org_id
|
||||
141 NULL
|
||||
select si.slai_id
|
||||
from t1 c join t2 si on
|
||||
((si.owner_tbl = 3 and si.owner_id = c.org_id) or
|
||||
( si.owner_tbl = 2 and si.owner_id = c.c_id))
|
||||
where
|
||||
((si.owner_tbl = 3 and si.owner_id = c.org_id) or
|
||||
( si.owner_tbl = 2 and si.owner_id = c.c_id))
|
||||
where
|
||||
c.c_id = 218 and expiredate is null;
|
||||
slai_id
|
||||
12
|
||||
drop table t1, t2;
|
||||
CREATE TABLE t1 (a int, b int, KEY b (b)) Engine=InnoDB;
|
||||
CREATE TABLE t2 (a int, b int, PRIMARY KEY (a,b)) Engine=InnoDB;
|
||||
CREATE TABLE t3 (a int, b int, c int, PRIMARY KEY (a),
|
||||
UNIQUE KEY b (b,c), KEY a (a,b,c)) Engine=InnoDB;
|
||||
CREATE TABLE t1 (a int, b int, KEY b (b));
|
||||
CREATE TABLE t2 (a int, b int, PRIMARY KEY (a,b));
|
||||
CREATE TABLE t3 (a int, b int, c int, PRIMARY KEY (a),
|
||||
UNIQUE KEY b (b,c), KEY a (a,b,c));
|
||||
INSERT INTO t1 VALUES (1, 1);
|
||||
INSERT INTO t1 SELECT a + 1, b + 1 FROM t1;
|
||||
INSERT INTO t1 SELECT a + 2, b + 2 FROM t1;
|
||||
@ -73,14 +74,14 @@ DELETE FROM t2 WHERE a = 1 AND b < 2;
|
||||
INSERT INTO t3 VALUES (1,1,1),(2,1,2);
|
||||
INSERT INTO t3 SELECT a + 2, a + 2, 3 FROM t3;
|
||||
INSERT INTO t3 SELECT a + 4, a + 4, 3 FROM t3;
|
||||
SELECT STRAIGHT_JOIN SQL_NO_CACHE t1.b, t1.a FROM t1, t3, t2 WHERE
|
||||
t3.a = t2.a AND t2.b = t1.a AND t3.b = 1 AND t3.c IN (1, 2)
|
||||
SELECT STRAIGHT_JOIN SQL_NO_CACHE t1.b, t1.a FROM t1, t3, t2 WHERE
|
||||
t3.a = t2.a AND t2.b = t1.a AND t3.b = 1 AND t3.c IN (1, 2)
|
||||
ORDER BY t1.b LIMIT 2;
|
||||
b a
|
||||
1 1
|
||||
2 2
|
||||
SELECT STRAIGHT_JOIN SQL_NO_CACHE t1.b, t1.a FROM t1, t3, t2 WHERE
|
||||
t3.a = t2.a AND t2.b = t1.a AND t3.b = 1 AND t3.c IN (1, 2)
|
||||
SELECT STRAIGHT_JOIN SQL_NO_CACHE t1.b, t1.a FROM t1, t3, t2 WHERE
|
||||
t3.a = t2.a AND t2.b = t1.a AND t3.b = 1 AND t3.c IN (1, 2)
|
||||
ORDER BY t1.b LIMIT 5;
|
||||
b a
|
||||
1 1
|
||||
@ -98,8 +99,8 @@ CREATE TABLE `t2` (
|
||||
`id4` INT NOT NULL,
|
||||
UNIQUE (`id2`,`id4`),
|
||||
KEY (`id1`)
|
||||
) ENGINE=InnoDB;
|
||||
INSERT INTO `t2`(`id1`,`id2`,`id3`,`id4`) VALUES
|
||||
);
|
||||
INSERT INTO `t2`(`id1`,`id2`,`id3`,`id4`) VALUES
|
||||
(1,1,1,0),
|
||||
(1,1,2,1),
|
||||
(5,1,2,2),
|
||||
@ -110,66 +111,12 @@ SELECT `id1` FROM `t1` WHERE `id1` NOT IN (SELECT `id1` FROM `t2` WHERE `id2` =
|
||||
id1
|
||||
2
|
||||
DROP TABLE t1, t2;
|
||||
create table t1m (a int) engine=myisam;
|
||||
create table t1i (a int) engine=innodb;
|
||||
create table t2m (a int) engine=myisam;
|
||||
create table t2i (a int) engine=innodb;
|
||||
create table t1m (a int) engine = MEMORY;
|
||||
create table t1i (a int);
|
||||
create table t2m (a int) engine = MEMORY;
|
||||
create table t2i (a int);
|
||||
insert into t2m values (5);
|
||||
insert into t2i values (5);
|
||||
select min(a) from t1m;
|
||||
min(a)
|
||||
NULL
|
||||
select min(7) from t1m;
|
||||
min(7)
|
||||
NULL
|
||||
select min(7) from DUAL;
|
||||
min(7)
|
||||
7
|
||||
explain select min(7) from t2m join t1m;
|
||||
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
|
||||
select min(7) from t2m join t1m;
|
||||
min(7)
|
||||
NULL
|
||||
select max(a) from t1m;
|
||||
max(a)
|
||||
NULL
|
||||
select max(7) from t1m;
|
||||
max(7)
|
||||
NULL
|
||||
select max(7) from DUAL;
|
||||
max(7)
|
||||
7
|
||||
explain select max(7) from t2m join t1m;
|
||||
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
|
||||
select max(7) from t2m join t1m;
|
||||
max(7)
|
||||
NULL
|
||||
select 1, min(a) from t1m where a=99;
|
||||
1 min(a)
|
||||
1 NULL
|
||||
select 1, min(a) from t1m where 1=99;
|
||||
1 min(a)
|
||||
1 NULL
|
||||
select 1, min(1) from t1m where a=99;
|
||||
1 min(1)
|
||||
1 NULL
|
||||
select 1, min(1) from t1m where 1=99;
|
||||
1 min(1)
|
||||
1 NULL
|
||||
select 1, max(a) from t1m where a=99;
|
||||
1 max(a)
|
||||
1 NULL
|
||||
select 1, max(a) from t1m where 1=99;
|
||||
1 max(a)
|
||||
1 NULL
|
||||
select 1, max(1) from t1m where a=99;
|
||||
1 max(1)
|
||||
1 NULL
|
||||
select 1, max(1) from t1m where 1=99;
|
||||
1 max(1)
|
||||
1 NULL
|
||||
select min(a) from t1i;
|
||||
min(a)
|
||||
NULL
|
||||
@ -250,7 +197,7 @@ count(*) min(7) max(7)
|
||||
drop table t1m, t1i, t2m, t2i;
|
||||
create table t1 (
|
||||
a1 char(64), a2 char(64), b char(16), c char(16) not null, d char(16), dummy char(64) default ' '
|
||||
);
|
||||
) ENGINE = MEMORY;
|
||||
insert into t1 (a1, a2, b, c, d) values
|
||||
('a','a','a','a111','xy1'),('a','a','a','b111','xy2'),('a','a','a','c111','xy3'),('a','a','a','d111','xy4'),
|
||||
('a','a','b','e112','xy1'),('a','a','b','f112','xy2'),('a','a','b','g112','xy3'),('a','a','b','h112','xy4'),
|
||||
@ -286,14 +233,14 @@ insert into t1 (a1, a2, b, c, d) values
|
||||
('d','b','b','m422','xy1'),('d','b','b','n422','xy2'),('d','b','b','o422','xy3'),('d','b','b','p422','xy4');
|
||||
create table t4 (
|
||||
pk_col int auto_increment primary key, a1 char(64), a2 char(64), b char(16), c char(16) not null, d char(16), dummy char(64) default ' '
|
||||
) engine=innodb;
|
||||
);
|
||||
insert into t4 (a1, a2, b, c, d, dummy) select * from t1;
|
||||
create index idx12672_0 on t4 (a1);
|
||||
create index idx12672_1 on t4 (a1,a2,b,c);
|
||||
create index idx12672_2 on t4 (a1,a2,b);
|
||||
analyze table t1;
|
||||
analyze table t4;
|
||||
Table Op Msg_type Msg_text
|
||||
test.t1 analyze status OK
|
||||
test.t4 analyze status OK
|
||||
select distinct a1 from t4 where pk_col not in (1,2,3,4);
|
||||
a1
|
||||
a
|
||||
@ -303,18 +250,18 @@ d
|
||||
drop table t1,t4;
|
||||
create table t1 (
|
||||
a varchar(30), b varchar(30), primary key(a), key(b)
|
||||
) engine=innodb;
|
||||
);
|
||||
select distinct a from t1;
|
||||
a
|
||||
drop table t1;
|
||||
create table t1(a int, key(a)) engine=innodb;
|
||||
create table t1(a int, key(a));
|
||||
insert into t1 values(1);
|
||||
select a, count(a) from t1 group by a with rollup;
|
||||
a count(a)
|
||||
1 1
|
||||
NULL 1
|
||||
drop table t1;
|
||||
create table t1 (f1 int, f2 char(1), primary key(f1,f2)) engine=innodb;
|
||||
create table t1 (f1 int, f2 char(1), primary key(f1,f2));
|
||||
insert into t1 values ( 1,"e"),(2,"a"),( 3,"c"),(4,"d");
|
||||
alter table t1 drop primary key, add primary key (f2, f1);
|
||||
explain select distinct f1 a, f1 b from t1;
|
||||
@ -325,25 +272,24 @@ id select_type table type possible_keys key key_len ref rows Extra
|
||||
1 SIMPLE t1 range NULL PRIMARY 5 NULL 3 Using index for group-by; Using temporary
|
||||
drop table t1;
|
||||
CREATE TABLE t1 (id int(11) NOT NULL PRIMARY KEY, name varchar(20),
|
||||
INDEX (name)) ENGINE=InnoDB;
|
||||
CREATE TABLE t2 (id int(11) NOT NULL PRIMARY KEY, fkey int(11),
|
||||
FOREIGN KEY (fkey) REFERENCES t2(id)) ENGINE=InnoDB;
|
||||
INDEX (name));
|
||||
CREATE TABLE t2 (id int(11) NOT NULL PRIMARY KEY, fkey int(11));
|
||||
ALTER TABLE t2 ADD FOREIGN KEY (fkey) REFERENCES t2(id);
|
||||
INSERT INTO t1 VALUES (1,'A1'),(2,'A2'),(3,'B');
|
||||
INSERT INTO t2 VALUES (1,1),(2,2),(3,2),(4,3),(5,3);
|
||||
EXPLAIN
|
||||
SELECT COUNT(*) FROM t2 LEFT JOIN t1 ON t2.fkey = t1.id
|
||||
SELECT COUNT(*) FROM t2 LEFT JOIN t1 ON t2.fkey = t1.id
|
||||
WHERE t1.name LIKE 'A%';
|
||||
id select_type table type possible_keys key key_len ref rows Extra
|
||||
1 SIMPLE t1 index PRIMARY,name name 23 NULL 3 Using where; Using index
|
||||
1 SIMPLE t2 ref fkey fkey 5 test.t1.id 1 Using where; Using index
|
||||
EXPLAIN
|
||||
SELECT COUNT(*) FROM t2 LEFT JOIN t1 ON t2.fkey = t1.id
|
||||
SELECT COUNT(*) FROM t2 LEFT JOIN t1 ON t2.fkey = t1.id
|
||||
WHERE t1.name LIKE 'A%' OR FALSE;
|
||||
id select_type table type possible_keys key key_len ref rows Extra
|
||||
1 SIMPLE t2 index NULL fkey 5 NULL 5 Using index
|
||||
1 SIMPLE t1 eq_ref PRIMARY PRIMARY 4 test.t2.fkey 1 Using where
|
||||
DROP TABLE t1,t2;
|
||||
set storage_engine=innodb;
|
||||
CREATE TABLE t1 (a int, b int);
|
||||
insert into t1 values (1,1),(1,2);
|
||||
CREATE TABLE t2 (primary key (a)) select * from t1;
|
||||
@ -401,7 +347,7 @@ ERROR 23000: Duplicate entry '1' for key 'PRIMARY'
|
||||
SELECT * from t2;
|
||||
a b
|
||||
drop table t1,t2;
|
||||
create table t1(f1 varchar(800) binary not null, key(f1)) engine = innodb
|
||||
create table t1(f1 varchar(800) binary not null, key(f1))
|
||||
character set utf8 collate utf8_general_ci;
|
||||
Warnings:
|
||||
Warning 1071 Specified key was too long; max key length is 765 bytes
|
||||
@ -413,7 +359,7 @@ CREATE TABLE `t2` (
|
||||
`c` int(11) default NULL,
|
||||
PRIMARY KEY (`k`),
|
||||
UNIQUE KEY `idx_1` (`a`)
|
||||
) ENGINE=InnoDB;
|
||||
);
|
||||
insert into t2 ( a ) values ( 6 ) on duplicate key update c =
|
||||
ifnull( c,
|
||||
0 ) + 1;
|
||||
|
2475
mysql-test/r/mix2_myisam.result
Normal file
2475
mysql-test/r/mix2_myisam.result
Normal file
File diff suppressed because it is too large
Load Diff
@ -515,6 +515,34 @@ select c1 from t1 order by c1 limit 1;
|
||||
c1
|
||||
a
|
||||
drop table t1;
|
||||
create table t1 (a int not null, primary key(a));
|
||||
create table t2 (a int not null, b int not null, primary key(a,b));
|
||||
insert into t1 values (1),(2),(3),(4),(5),(6);
|
||||
insert into t2 values (1,1),(2,1);
|
||||
lock tables t1 read local, t2 read local;
|
||||
select straight_join * from t1,t2 force index (primary) where t1.a=t2.a;
|
||||
a a b
|
||||
1 1 1
|
||||
2 2 1
|
||||
insert into t2 values(2,0);
|
||||
select straight_join * from t1,t2 force index (primary) where t1.a=t2.a;
|
||||
a a b
|
||||
1 1 1
|
||||
2 2 1
|
||||
drop table t1,t2;
|
||||
CREATE TABLE t1 (c1 varchar(250) NOT NULL);
|
||||
CREATE TABLE t2 (c1 varchar(250) NOT NULL, PRIMARY KEY (c1));
|
||||
INSERT INTO t1 VALUES ('test000001'), ('test000002'), ('test000003');
|
||||
INSERT INTO t2 VALUES ('test000002'), ('test000003'), ('test000004');
|
||||
LOCK TABLES t1 READ LOCAL, t2 READ LOCAL;
|
||||
SELECT t1.c1 AS t1c1, t2.c1 AS t2c1 FROM t1, t2
|
||||
WHERE t1.c1 = t2.c1 HAVING t1c1 != t2c1;
|
||||
t1c1 t2c1
|
||||
INSERT INTO t2 VALUES ('test000001'), ('test000005');
|
||||
SELECT t1.c1 AS t1c1, t2.c1 AS t2c1 FROM t1, t2
|
||||
WHERE t1.c1 = t2.c1 HAVING t1c1 != t2c1;
|
||||
t1c1 t2c1
|
||||
DROP TABLE t1,t2;
|
||||
CREATE TABLE t1 (`a` int(11) NOT NULL default '0', `b` int(11) NOT NULL default '0', UNIQUE KEY `a` USING RTREE (`a`,`b`)) ENGINE=MyISAM;
|
||||
Got one of the listed errors
|
||||
create table t1 (a int, b varchar(200), c text not null) checksum=1;
|
||||
|
@ -1,8 +1,9 @@
|
||||
SET SESSION STORAGE_ENGINE = InnoDB;
|
||||
DROP TABLE IF EXISTS t1, t2, t3, t4;
|
||||
CREATE TABLE t1 (id INTEGER) ENGINE=MYISAM;
|
||||
CREATE TABLE t2 (id INTEGER primary key) ENGINE=INNODB;
|
||||
CREATE TABLE t3 (a char(32) primary key,id INTEGER) ENGINE=INNODB;
|
||||
CREATE TABLE t4 (a char(32) primary key,id INTEGER) ENGINE=MYISAM;
|
||||
CREATE TABLE t1 (id INTEGER) ENGINE=MyISAM;
|
||||
CREATE TABLE t2 (id INTEGER PRIMARY KEY);
|
||||
CREATE TABLE t3 (a CHAR(32) PRIMARY KEY,id INTEGER);
|
||||
CREATE TABLE t4 (a CHAR(32) PRIMARY KEY,id INTEGER) ENGINE=MyISAM;
|
||||
INSERT INTO t1 (id) VALUES (1);
|
||||
INSERT INTO t1 SELECT id+1 FROM t1;
|
||||
INSERT INTO t1 SELECT id+2 FROM t1;
|
||||
@ -26,9 +27,9 @@ INSERT INTO t1 SELECT id+262144 FROM t1;
|
||||
INSERT INTO t1 SELECT id+524288 FROM t1;
|
||||
INSERT INTO t1 SELECT id+1048576 FROM t1;
|
||||
INSERT INTO t2 SELECT * FROM t1;
|
||||
INSERT INTO t3 SELECT concat(id),id from t2 ORDER BY -id;
|
||||
INSERT INTO t4 SELECT * from t3 ORDER BY concat(a);
|
||||
select sum(id) from t3;
|
||||
sum(id)
|
||||
INSERT INTO t3 SELECT CONCAT(id),id FROM t2 ORDER BY -id;
|
||||
INSERT INTO t4 SELECT * FROM t3 ORDER BY CONCAT(a);
|
||||
SELECT SUM(id) FROM t3;
|
||||
SUM(id)
|
||||
2199024304128
|
||||
drop table t1,t2,t3,t4;
|
||||
DROP TABLE t1,t2,t3,t4;
|
@ -1,12 +1,13 @@
|
||||
SET SESSION STORAGE_ENGINE = InnoDB;
|
||||
drop table if exists t1, t2, t3,t4;
|
||||
create table t1 (
|
||||
create table t1 (
|
||||
pk1 int not NULL,
|
||||
key1 int(11),
|
||||
key2 int(11),
|
||||
PRIMARY KEY (pk1),
|
||||
KEY key1 (key1),
|
||||
KEY key2 (key2)
|
||||
) engine=innodb;
|
||||
);
|
||||
insert into t1 values (-5, 1, 1),
|
||||
(-100, 1, 1),
|
||||
(3, 1, 1),
|
||||
@ -23,14 +24,14 @@ pk1 key1 key2
|
||||
3 1 1
|
||||
10 1 1
|
||||
drop table t1;
|
||||
create table t1 (
|
||||
create table t1 (
|
||||
pk1 int unsigned not NULL,
|
||||
key1 int(11),
|
||||
key2 int(11),
|
||||
PRIMARY KEY (pk1),
|
||||
KEY key1 (key1),
|
||||
KEY key2 (key2)
|
||||
) engine=innodb;
|
||||
);
|
||||
insert into t1 values (0, 1, 1),
|
||||
(0xFFFFFFFF, 1, 1),
|
||||
(0xFFFFFFFE, 1, 1),
|
||||
@ -44,14 +45,14 @@ pk1 key1 key2
|
||||
4294967294 1 1
|
||||
4294967295 1 1
|
||||
drop table t1;
|
||||
create table t1 (
|
||||
create table t1 (
|
||||
pk1 char(4) not NULL,
|
||||
key1 int(11),
|
||||
key2 int(11),
|
||||
PRIMARY KEY (pk1),
|
||||
KEY key1 (key1),
|
||||
KEY key2 (key2)
|
||||
) engine=innodb collate latin2_general_ci;
|
||||
) collate latin2_general_ci;
|
||||
insert into t1 values ('a1', 1, 1),
|
||||
('b2', 1, 1),
|
||||
('A3', 1, 1),
|
||||
@ -72,8 +73,8 @@ key2 int(11),
|
||||
PRIMARY KEY (pk1,pk2,pk3),
|
||||
KEY key1 (key1),
|
||||
KEY key2 (key2)
|
||||
) engine=innodb;
|
||||
insert into t1 values
|
||||
);
|
||||
insert into t1 values
|
||||
(1, 'u', 'u', 1, 1),
|
||||
(1, 'u', char(0xEC), 1, 1),
|
||||
(1, 'u', 'x', 1, 1);
|
||||
@ -170,7 +171,7 @@ key2 int(11),
|
||||
primary key(pk1, pk2),
|
||||
KEY key1 (key1),
|
||||
KEY key2 (key2)
|
||||
) engine=innodb;
|
||||
);
|
||||
insert into t1 values ('','empt',2,2),
|
||||
('a','a--a',2,2),
|
||||
('bb','b--b',2,2),
|
||||
|
27
mysql-test/r/strict_autoinc_1myisam.result
Normal file
27
mysql-test/r/strict_autoinc_1myisam.result
Normal file
@ -0,0 +1,27 @@
|
||||
set @org_mode=@@sql_mode;
|
||||
create table t1
|
||||
(
|
||||
`a` tinyint(4) NOT NULL auto_increment,
|
||||
primary key (`a`)
|
||||
) engine = 'MYISAM' ;
|
||||
set @@sql_mode='strict_all_tables';
|
||||
insert into t1 values(1000);
|
||||
ERROR 22003: Out of range value for column 'a' at row 1
|
||||
select count(*) from t1;
|
||||
count(*)
|
||||
0
|
||||
set auto_increment_increment=1000;
|
||||
set auto_increment_offset=700;
|
||||
insert into t1 values(null);
|
||||
ERROR 22003: Out of range value for column 'a' at row 1
|
||||
select count(*) from t1;
|
||||
count(*)
|
||||
0
|
||||
set @@sql_mode=@org_mode;
|
||||
insert into t1 values(null);
|
||||
Warnings:
|
||||
Warning 1264 Out of range value for column 'a' at row 1
|
||||
select * from t1;
|
||||
a
|
||||
127
|
||||
drop table t1;
|
27
mysql-test/r/strict_autoinc_2innodb.result
Normal file
27
mysql-test/r/strict_autoinc_2innodb.result
Normal file
@ -0,0 +1,27 @@
|
||||
set @org_mode=@@sql_mode;
|
||||
create table t1
|
||||
(
|
||||
`a` tinyint(4) NOT NULL auto_increment,
|
||||
primary key (`a`)
|
||||
) engine = 'InnoDB' ;
|
||||
set @@sql_mode='strict_all_tables';
|
||||
insert into t1 values(1000);
|
||||
ERROR 22003: Out of range value for column 'a' at row 1
|
||||
select count(*) from t1;
|
||||
count(*)
|
||||
0
|
||||
set auto_increment_increment=1000;
|
||||
set auto_increment_offset=700;
|
||||
insert into t1 values(null);
|
||||
ERROR 22003: Out of range value for column 'a' at row 1
|
||||
select count(*) from t1;
|
||||
count(*)
|
||||
0
|
||||
set @@sql_mode=@org_mode;
|
||||
insert into t1 values(null);
|
||||
Warnings:
|
||||
Warning 1264 Out of range value for column 'a' at row 1
|
||||
select * from t1;
|
||||
a
|
||||
127
|
||||
drop table t1;
|
27
mysql-test/r/strict_autoinc_3heap.result
Normal file
27
mysql-test/r/strict_autoinc_3heap.result
Normal file
@ -0,0 +1,27 @@
|
||||
set @org_mode=@@sql_mode;
|
||||
create table t1
|
||||
(
|
||||
`a` tinyint(4) NOT NULL auto_increment,
|
||||
primary key (`a`)
|
||||
) engine = 'MEMORY' ;
|
||||
set @@sql_mode='strict_all_tables';
|
||||
insert into t1 values(1000);
|
||||
ERROR 22003: Out of range value for column 'a' at row 1
|
||||
select count(*) from t1;
|
||||
count(*)
|
||||
0
|
||||
set auto_increment_increment=1000;
|
||||
set auto_increment_offset=700;
|
||||
insert into t1 values(null);
|
||||
ERROR 22003: Out of range value for column 'a' at row 1
|
||||
select count(*) from t1;
|
||||
count(*)
|
||||
0
|
||||
set @@sql_mode=@org_mode;
|
||||
insert into t1 values(null);
|
||||
Warnings:
|
||||
Warning 1264 Out of range value for column 'a' at row 1
|
||||
select * from t1;
|
||||
a
|
||||
127
|
||||
drop table t1;
|
27
mysql-test/r/strict_autoinc_4bdb.result
Normal file
27
mysql-test/r/strict_autoinc_4bdb.result
Normal file
@ -0,0 +1,27 @@
|
||||
set @org_mode=@@sql_mode;
|
||||
create table t1
|
||||
(
|
||||
`a` tinyint(4) NOT NULL auto_increment,
|
||||
primary key (`a`)
|
||||
) engine = 'BDB' ;
|
||||
set @@sql_mode='strict_all_tables';
|
||||
insert into t1 values(1000);
|
||||
ERROR 22003: Out of range value adjusted for column 'a' at row 1
|
||||
select count(*) from t1;
|
||||
count(*)
|
||||
0
|
||||
set auto_increment_increment=1000;
|
||||
set auto_increment_offset=700;
|
||||
insert into t1 values(null);
|
||||
ERROR 22003: Out of range value adjusted for column 'a' at row 1
|
||||
select count(*) from t1;
|
||||
count(*)
|
||||
0
|
||||
set @@sql_mode=@org_mode;
|
||||
insert into t1 values(null);
|
||||
Warnings:
|
||||
Warning 1264 Out of range value adjusted for column 'a' at row 1
|
||||
select * from t1;
|
||||
a
|
||||
127
|
||||
drop table t1;
|
27
mysql-test/r/strict_autoinc_5ndb.result
Normal file
27
mysql-test/r/strict_autoinc_5ndb.result
Normal file
@ -0,0 +1,27 @@
|
||||
set @org_mode=@@sql_mode;
|
||||
create table t1
|
||||
(
|
||||
`a` tinyint(4) NOT NULL auto_increment,
|
||||
primary key (`a`)
|
||||
) engine = 'NDB' ;
|
||||
set @@sql_mode='strict_all_tables';
|
||||
insert into t1 values(1000);
|
||||
ERROR 22003: Out of range value for column 'a' at row 1
|
||||
select count(*) from t1;
|
||||
count(*)
|
||||
0
|
||||
set auto_increment_increment=1000;
|
||||
set auto_increment_offset=700;
|
||||
insert into t1 values(null);
|
||||
ERROR 22003: Out of range value for column 'a' at row 1
|
||||
select count(*) from t1;
|
||||
count(*)
|
||||
0
|
||||
set @@sql_mode=@org_mode;
|
||||
insert into t1 values(null);
|
||||
Warnings:
|
||||
Warning 1264 Out of range value for column 'a' at row 1
|
||||
select * from t1;
|
||||
a
|
||||
127
|
||||
drop table t1;
|
@ -1,8 +1,8 @@
|
||||
drop table if exists t1,t2;
|
||||
create table t1 (id int not null, f_id int not null, f int not null,
|
||||
primary key(f_id, id)) engine=innodb;
|
||||
primary key(f_id, id)) engine = InnoDB;
|
||||
create table t2 (id int not null,s_id int not null,s varchar(200),
|
||||
primary key(id)) engine=innodb;
|
||||
primary key(id)) engine = InnoDB;
|
||||
INSERT INTO t1 VALUES (8, 1, 3);
|
||||
INSERT INTO t1 VALUES (1, 2, 1);
|
||||
INSERT INTO t2 VALUES (1, 0, '');
|
||||
@ -14,7 +14,7 @@ select ml.* from t1 as ml left join t2 as mm on (mm.id=ml.id)
|
||||
where mm.id is null lock in share mode;
|
||||
id f_id f
|
||||
drop table t1,t2;
|
||||
create table t1(a int not null, b int, primary key(a)) engine=innodb;
|
||||
create table t1(a int not null, b int, primary key(a)) engine = InnoDB;
|
||||
insert into t1 values(1,1),(2,2),(3,1),(4,2),(5,1),(6,2),(7,3);
|
||||
commit;
|
||||
set autocommit = 0;
|
||||
@ -34,7 +34,7 @@ ERROR HY000: Lock wait timeout exceeded; try restarting transaction
|
||||
commit;
|
||||
commit;
|
||||
drop table t1;
|
||||
create table t1(a int not null, b int, primary key(a)) engine=innodb;
|
||||
create table t1(a int not null, b int, primary key(a)) engine = InnoDB;
|
||||
insert into t1 values(1,1),(2,2),(3,1),(4,2),(5,1),(6,2),(7,3);
|
||||
commit;
|
||||
set autocommit = 0;
|
||||
@ -46,9 +46,9 @@ a b
|
||||
commit;
|
||||
commit;
|
||||
drop table t1;
|
||||
create table t1(a int not null, b int, primary key(a)) engine=innodb;
|
||||
create table t1(a int not null, b int, primary key(a)) engine = InnoDB;
|
||||
insert into t1 values (1,2),(5,3),(4,2);
|
||||
create table t2(d int not null, e int, primary key(d)) engine=innodb;
|
||||
create table t2(d int not null, e int, primary key(d)) engine = InnoDB;
|
||||
insert into t2 values (8,6),(12,1),(3,1);
|
||||
commit;
|
||||
set autocommit = 0;
|
||||
@ -60,24 +60,27 @@ d e
|
||||
set autocommit = 0;
|
||||
insert into t1 select * from t2;
|
||||
update t1 set b = (select e from t2 where a = d);
|
||||
create table t3(d int not null, e int, primary key(d)) engine=innodb
|
||||
create table t3(d int not null, e int, primary key(d)) engine = InnoDB
|
||||
select * from t2;
|
||||
commit;
|
||||
commit;
|
||||
drop table t1, t2, t3;
|
||||
create table t1(a int not null, b int, primary key(a)) engine=innodb;
|
||||
SET SESSION STORAGE_ENGINE = InnoDB;
|
||||
SET SESSION STORAGE_ENGINE = InnoDB;
|
||||
SET SESSION STORAGE_ENGINE = InnoDB;
|
||||
create table t1(a int not null, b int, primary key(a)) engine = InnoDB;
|
||||
insert into t1 values (1,2),(5,3),(4,2);
|
||||
create table t2(a int not null, b int, primary key(a)) engine=innodb;
|
||||
create table t2(a int not null, b int, primary key(a)) engine = InnoDB;
|
||||
insert into t2 values (8,6),(12,1),(3,1);
|
||||
create table t3(d int not null, b int, primary key(d)) engine=innodb;
|
||||
create table t3(d int not null, b int, primary key(d)) engine = InnoDB;
|
||||
insert into t3 values (8,6),(12,1),(3,1);
|
||||
create table t5(a int not null, b int, primary key(a)) engine=innodb;
|
||||
create table t5(a int not null, b int, primary key(a)) engine = InnoDB;
|
||||
insert into t5 values (1,2),(5,3),(4,2);
|
||||
create table t6(d int not null, e int, primary key(d)) engine=innodb;
|
||||
create table t6(d int not null, e int, primary key(d)) engine = InnoDB;
|
||||
insert into t6 values (8,6),(12,1),(3,1);
|
||||
create table t8(a int not null, b int, primary key(a)) engine=innodb;
|
||||
create table t8(a int not null, b int, primary key(a)) engine = InnoDB;
|
||||
insert into t8 values (1,2),(5,3),(4,2);
|
||||
create table t9(d int not null, e int, primary key(d)) engine=innodb;
|
||||
create table t9(d int not null, e int, primary key(d)) engine = InnoDB;
|
||||
insert into t9 values (8,6),(12,1),(3,1);
|
||||
commit;
|
||||
set autocommit = 0;
|
||||
@ -94,19 +97,19 @@ SET SESSION TRANSACTION ISOLATION LEVEL SERIALIZABLE;
|
||||
update t3 set b = (select b from t2 where a = d);
|
||||
set autocommit = 0;
|
||||
SET SESSION TRANSACTION ISOLATION LEVEL SERIALIZABLE;
|
||||
create table t4(a int not null, b int, primary key(a)) engine=innodb select * from t2;
|
||||
create table t4(a int not null, b int, primary key(a)) select * from t2;
|
||||
set autocommit = 0;
|
||||
insert into t5 (select * from t2 lock in share mode);
|
||||
set autocommit = 0;
|
||||
update t6 set e = (select b from t2 where a = d lock in share mode);
|
||||
set autocommit = 0;
|
||||
create table t7(a int not null, b int, primary key(a)) engine=innodb select * from t2 lock in share mode;
|
||||
create table t7(a int not null, b int, primary key(a)) select * from t2 lock in share mode;
|
||||
set autocommit = 0;
|
||||
insert into t8 (select * from t2 for update);
|
||||
set autocommit = 0;
|
||||
update t9 set e = (select b from t2 where a = d for update);
|
||||
set autocommit = 0;
|
||||
create table t10(a int not null, b int, primary key(a)) engine=innodb select * from t2 for update;
|
||||
create table t10(a int not null, b int, primary key(a)) select * from t2 for update;
|
||||
ERROR HY000: Lock wait timeout exceeded; try restarting transaction
|
||||
ERROR HY000: Lock wait timeout exceeded; try restarting transaction
|
||||
ERROR HY000: Lock wait timeout exceeded; try restarting transaction
|
Reference in New Issue
Block a user