mirror of
https://github.com/MariaDB/server.git
synced 2025-01-19 21:42:35 +01:00
dc265dc4a1
This is a redo for 5.5
Added 'innodb_file_format_max' as variable to ignore change to.
Tests that had to restore this amended
Two tests assumed it to be Antelope, make sure these run on a freshly
started server
184 lines
6.5 KiB
Text
184 lines
6.5 KiB
Text
set global innodb_file_format="Barracuda";
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set global innodb_file_per_table=1;
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set global innodb_large_prefix=1;
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create table worklog5743(a TEXT not null, primary key (a(1000)))
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ROW_FORMAT=DYNAMIC, engine = innodb;
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insert into worklog5743 values(repeat("a", 20000));
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update worklog5743 set a = (repeat("b", 16000));
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create index idx on worklog5743(a(2000));
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begin;
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update worklog5743 set a = (repeat("x", 17000));
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select @@session.tx_isolation;
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@@session.tx_isolation
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REPEATABLE-READ
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select a = repeat("x", 17000) from worklog5743;
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a = repeat("x", 17000)
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0
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select a = repeat("b", 16000) from worklog5743;
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a = repeat("b", 16000)
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1
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SET SESSION TRANSACTION ISOLATION LEVEL READ UNCOMMITTED;
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select @@session.tx_isolation;
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@@session.tx_isolation
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READ-UNCOMMITTED
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select a = repeat("x", 17000) from worklog5743;
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a = repeat("x", 17000)
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1
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rollback;
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drop table worklog5743;
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create table worklog5743(a1 int, a2 TEXT not null)
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ROW_FORMAT=DYNAMIC, engine = innodb;
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create index idx on worklog5743(a1, a2(2000));
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insert into worklog5743 values(9, repeat("a", 10000));
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begin;
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update worklog5743 set a1 = 1000;
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select @@session.tx_isolation;
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@@session.tx_isolation
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REPEATABLE-READ
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explain select a1, a2 = repeat("a", 10000) from worklog5743 where a1 = 9;
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id select_type table type possible_keys key key_len ref rows Extra
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1 SIMPLE worklog5743 ref idx idx 5 const 1 Using where
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select a1, a2 = repeat("a", 10000) from worklog5743 where a1 = 9;
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a1 a2 = repeat("a", 10000)
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9 1
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SET SESSION TRANSACTION ISOLATION LEVEL READ UNCOMMITTED;
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select @@session.tx_isolation;
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@@session.tx_isolation
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READ-UNCOMMITTED
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select a1, a2 = repeat("a", 10000) from worklog5743 where a1 = 9;
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a1 a2 = repeat("a", 10000)
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rollback;
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drop table worklog5743;
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create table worklog5743(a1 int, a2 TEXT not null)
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ROW_FORMAT=DYNAMIC, engine = innodb;
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create index idx on worklog5743(a1, a2(50));
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insert into worklog5743 values(9, repeat("a", 10000));
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begin;
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update worklog5743 set a1 = 1000;
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select @@session.tx_isolation;
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@@session.tx_isolation
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REPEATABLE-READ
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explain select a1, a2 = repeat("a", 10000) from worklog5743 where a1 = 9;
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id select_type table type possible_keys key key_len ref rows Extra
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1 SIMPLE worklog5743 ref idx idx 5 const 1 Using where
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select a1, a2 = repeat("a", 10000) from worklog5743 where a1 = 9;
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a1 a2 = repeat("a", 10000)
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9 1
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SET SESSION TRANSACTION ISOLATION LEVEL READ UNCOMMITTED;
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select @@session.tx_isolation;
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@@session.tx_isolation
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READ-UNCOMMITTED
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select a1, a2 = repeat("a", 10000) from worklog5743 where a1 = 9;
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a1 a2 = repeat("a", 10000)
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rollback;
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drop table worklog5743;
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create table worklog5743_2(a1 int, a2 TEXT not null)
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ROW_FORMAT=COMPRESSED KEY_BLOCK_SIZE=2, engine = innodb;
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create table worklog5743_4(a1 int, a2 TEXT not null)
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ROW_FORMAT=COMPRESSED KEY_BLOCK_SIZE=4, engine = innodb;
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create index idx1 on worklog5743_2(a1, a2(942));
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ERROR HY000: Too big row
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create index idx1 on worklog5743_2(a1, a2(940));
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create index idx1 on worklog5743_4(a1, a2(1966));
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ERROR HY000: Too big row
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create index idx1 on worklog5743_4(a1, a2(1964));
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insert into worklog5743_2 values(9, repeat("a", 10000));
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insert into worklog5743_4 values(9, repeat("a", 10000));
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begin;
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update worklog5743_2 set a1 = 1000;
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update worklog5743_4 set a1 = 1000;
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select @@session.tx_isolation;
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@@session.tx_isolation
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REPEATABLE-READ
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explain select a1, a2 = repeat("a", 10000) from worklog5743_2 where a1 = 9;
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id select_type table type possible_keys key key_len ref rows Extra
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1 SIMPLE worklog5743_2 ref idx1 idx1 5 const 1 Using where
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select a1, a2 = repeat("a", 10000) from worklog5743_2 where a1 = 9;
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a1 a2 = repeat("a", 10000)
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9 1
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select a1, a2 = repeat("a", 10000) from worklog5743_4 where a1 = 9;
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a1 a2 = repeat("a", 10000)
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9 1
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SET SESSION TRANSACTION ISOLATION LEVEL READ UNCOMMITTED;
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select @@session.tx_isolation;
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@@session.tx_isolation
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READ-UNCOMMITTED
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select a1, a2 = repeat("a", 10000) from worklog5743_2 where a1 = 9;
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a1 a2 = repeat("a", 10000)
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select a1, a2 = repeat("a", 10000) from worklog5743_4 where a1 = 9;
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a1 a2 = repeat("a", 10000)
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rollback;
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drop table worklog5743_2;
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drop table worklog5743_4;
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create table worklog5743(a1 int, a2 varchar(3000))
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ROW_FORMAT=DYNAMIC, engine = innodb;
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create index idx on worklog5743(a1, a2);
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insert into worklog5743 values(9, repeat("a", 3000));
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begin;
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update worklog5743 set a1 = 1000;
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select @@session.tx_isolation;
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@@session.tx_isolation
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REPEATABLE-READ
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explain select a1 from worklog5743 where a1 = 9;
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id select_type table type possible_keys key key_len ref rows Extra
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1 SIMPLE worklog5743 ref idx idx 5 const 1 Using where; Using index
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select a1 from worklog5743 where a1 = 9;
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a1
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9
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SET SESSION TRANSACTION ISOLATION LEVEL READ UNCOMMITTED;
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select @@session.tx_isolation;
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@@session.tx_isolation
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READ-UNCOMMITTED
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select a1 from worklog5743 where a1 = 9;
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a1
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rollback;
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drop table worklog5743;
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create table worklog5743(a TEXT not null, primary key (a(1000)))
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engine = innodb;
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ERROR HY000: Index column size too large. The maximum column size is 767 bytes.
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create table worklog5743(a TEXT) engine = innodb;
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create index idx on worklog5743(a(1000));
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ERROR HY000: Index column size too large. The maximum column size is 767 bytes.
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create index idx on worklog5743(a(725));
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insert into worklog5743 values(repeat("a", 20000));
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begin;
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insert into worklog5743 values(repeat("b", 20000));
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update worklog5743 set a = (repeat("x", 25000));
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select @@session.tx_isolation;
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@@session.tx_isolation
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REPEATABLE-READ
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select a = repeat("a", 20000) from worklog5743;
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a = repeat("a", 20000)
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1
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SET SESSION TRANSACTION ISOLATION LEVEL READ UNCOMMITTED;
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select @@session.tx_isolation;
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@@session.tx_isolation
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READ-UNCOMMITTED
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select a = repeat("x", 25000) from worklog5743;
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a = repeat("x", 25000)
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1
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1
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rollback;
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drop table worklog5743;
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create table worklog5743(a TEXT not null) ROW_FORMAT=DYNAMIC, engine = innodb;
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create index idx on worklog5743(a(3073));
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Warnings:
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Warning 1071 Specified key was too long; max key length is 3072 bytes
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Warning 1071 Specified key was too long; max key length is 3072 bytes
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create index idx2 on worklog5743(a(3072));
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show create table worklog5743;
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Table Create Table
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worklog5743 CREATE TABLE `worklog5743` (
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`a` text NOT NULL,
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KEY `idx` (`a`(3072)),
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KEY `idx2` (`a`(3072))
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) ENGINE=InnoDB DEFAULT CHARSET=latin1 ROW_FORMAT=DYNAMIC
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drop table worklog5743;
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create table worklog5743(a TEXT not null) engine = innodb;
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create index idx on worklog5743(a(768));
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ERROR HY000: Index column size too large. The maximum column size is 767 bytes.
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create index idx2 on worklog5743(a(767));
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drop table worklog5743;
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SET GLOBAL innodb_file_format=Antelope;
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SET GLOBAL innodb_file_per_table=0;
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SET GLOBAL innodb_large_prefix=0;
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