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mirror of https://github.com/MariaDB/server.git synced 2025-11-30 05:23:50 +03:00

5.2 -> 5.3

This commit is contained in:
Sergei Golubchik
2013-02-28 21:48:47 +01:00
115 changed files with 2395 additions and 1029 deletions

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@@ -963,7 +963,7 @@ Table Op Msg_type Msg_text
test.t1 check status OK
explain select * from t1 where b like 'adfd%';
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 ALL b NULL NULL NULL 15 Using where
1 SIMPLE t1 range b b 769 NULL # Using where
create table t2(a int, b varchar(255), primary key(a,b)) engine=innodb;
insert into t2 select a,left(b,255) from t1;
drop table t1;

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@@ -0,0 +1,53 @@
drop table if exists t1;
CREATE TABLE t1 (a int not null primary key) engine=InnoDB;
set global innodb_limit_optimistic_insert_debug = 2;
insert into t1 values (1);
insert into t1 values (5);
insert into t1 values (4);
insert into t1 values (3);
insert into t1 values (2);
analyze table t1;
Table Op Msg_type Msg_text
test.t1 analyze status OK
select DATA_LENGTH / 16384 from information_schema.TABLES where TABLE_SCHEMA = 'test' and TABLE_NAME = 't1';
DATA_LENGTH / 16384
10.0000
delete from t1 where a=4;
analyze table t1;
Table Op Msg_type Msg_text
test.t1 analyze status OK
select DATA_LENGTH / 16384 from information_schema.TABLES where TABLE_SCHEMA = 'test' and TABLE_NAME = 't1';
DATA_LENGTH / 16384
8.0000
delete from t1 where a=5;
analyze table t1;
Table Op Msg_type Msg_text
test.t1 analyze status OK
select DATA_LENGTH / 16384 from information_schema.TABLES where TABLE_SCHEMA = 'test' and TABLE_NAME = 't1';
DATA_LENGTH / 16384
5.0000
set global innodb_limit_optimistic_insert_debug = 10000;
delete from t1 where a=2;
analyze table t1;
Table Op Msg_type Msg_text
test.t1 analyze status OK
select DATA_LENGTH / 16384 from information_schema.TABLES where TABLE_SCHEMA = 'test' and TABLE_NAME = 't1';
DATA_LENGTH / 16384
3.0000
insert into t1 values (2);
delete from t1 where a=2;
analyze table t1;
Table Op Msg_type Msg_text
test.t1 analyze status OK
select DATA_LENGTH / 16384 from information_schema.TABLES where TABLE_SCHEMA = 'test' and TABLE_NAME = 't1';
DATA_LENGTH / 16384
2.0000
insert into t1 values (2);
delete from t1 where a=2;
analyze table t1;
Table Op Msg_type Msg_text
test.t1 analyze status OK
select DATA_LENGTH / 16384 from information_schema.TABLES where TABLE_SCHEMA = 'test' and TABLE_NAME = 't1';
DATA_LENGTH / 16384
1.0000
drop table t1;

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@@ -343,7 +343,7 @@ id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 index NULL PRIMARY 5 NULL 4 Using index; Using temporary
explain select distinct f1, f2 from t1;
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
1 SIMPLE t1 index NULL PRIMARY 5 NULL 4 Using index
drop table t1;
CREATE TABLE t1 (id int(11) NOT NULL PRIMARY KEY, name varchar(20),
INDEX (name));