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8249dcaaeb
Merge from Percona Server enforced use of a specific storage engine authored by Stewart Smith. Modified to be session variable and modifiable only by SUPER. Use similar implementation as default_storage_engine.
103 lines
3.4 KiB
Plaintext
103 lines
3.4 KiB
Plaintext
drop table if exists t1;
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SET SESSION enforce_storage_engine=MyISAM;
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select @@session.enforce_storage_engine;
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@@session.enforce_storage_engine
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MyISAM
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CREATE TABLE t1 (c1 INT PRIMARY KEY AUTO_INCREMENT, c2 VARCHAR(10)) ENGINE=Memory;
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Warnings:
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Note 1266 Using storage engine MyISAM for table 't1'
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SHOW CREATE TABLE t1;
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Table Create Table
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t1 CREATE TABLE `t1` (
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`c1` int(11) NOT NULL AUTO_INCREMENT,
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`c2` varchar(10) DEFAULT NULL,
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PRIMARY KEY (`c1`)
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) ENGINE=MyISAM DEFAULT CHARSET=latin1
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DROP TABLE t1;
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CREATE TABLE t1 (c1 INT PRIMARY KEY AUTO_INCREMENT, c2 VARCHAR(10)) ENGINE=MyISAM;
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SHOW CREATE TABLE t1;
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Table Create Table
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t1 CREATE TABLE `t1` (
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`c1` int(11) NOT NULL AUTO_INCREMENT,
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`c2` varchar(10) DEFAULT NULL,
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PRIMARY KEY (`c1`)
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) ENGINE=MyISAM DEFAULT CHARSET=latin1
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DROP TABLE t1;
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CREATE TABLE t1 (c1 INT PRIMARY KEY AUTO_INCREMENT, c2 VARCHAR(10));
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SHOW CREATE TABLE t1;
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Table Create Table
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t1 CREATE TABLE `t1` (
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`c1` int(11) NOT NULL AUTO_INCREMENT,
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`c2` varchar(10) DEFAULT NULL,
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PRIMARY KEY (`c1`)
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) ENGINE=MyISAM DEFAULT CHARSET=latin1
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DROP TABLE t1;
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SET SESSION sql_mode='NO_ENGINE_SUBSTITUTION';
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CREATE TABLE t1 (c1 INT PRIMARY KEY AUTO_INCREMENT, c2 VARCHAR(10)) ENGINE=MyISAM;
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SHOW CREATE TABLE t1;
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Table Create Table
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t1 CREATE TABLE `t1` (
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`c1` int(11) NOT NULL AUTO_INCREMENT,
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`c2` varchar(10) DEFAULT NULL,
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PRIMARY KEY (`c1`)
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) ENGINE=MyISAM DEFAULT CHARSET=latin1
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INSERT INTO t1 values (1,'abba');
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CREATE TABLE t2 (c1 INT PRIMARY KEY AUTO_INCREMENT, c2 VARCHAR(10)) ENGINE=Memory;
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ERROR 42000: Unknown storage engine 'MEMORY'
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SET SESSION sql_mode='';
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SET SESSION enforce_storage_engine=MyISAM;
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select @@session.enforce_storage_engine;
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@@session.enforce_storage_engine
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MyISAM
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select * from t1;
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c1 c2
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1 abba
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drop table t1;
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CREATE TABLE t1 (c1 INT PRIMARY KEY AUTO_INCREMENT, c2 VARCHAR(10));
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SHOW CREATE TABLE t1;
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Table Create Table
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t1 CREATE TABLE `t1` (
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`c1` int(11) NOT NULL AUTO_INCREMENT,
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`c2` varchar(10) DEFAULT NULL,
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PRIMARY KEY (`c1`)
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) ENGINE=MyISAM DEFAULT CHARSET=latin1
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DROP TABLE t1;
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SET SESSION enforce_storage_engine=FooBar;
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ERROR 42000: Unknown storage engine 'FooBar'
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select @@session.enforce_storage_engine;
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@@session.enforce_storage_engine
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MyISAM
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SET SESSION enforce_storage_engine=MyISAM;
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ERROR 42000: Access denied; you need (at least one of) the SUPER privilege(s) for this operation
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SET SESSION enforce_storage_engine=NULL;
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SET SESSION sql_mode='NO_ENGINE_SUBSTITUTION';
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CREATE TABLE t1 (c1 INT PRIMARY KEY AUTO_INCREMENT, c2 VARCHAR(10)) ENGINE=Memory;
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SHOW CREATE TABLE t1;
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Table Create Table
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t1 CREATE TABLE `t1` (
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`c1` int(11) NOT NULL AUTO_INCREMENT,
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`c2` varchar(10) DEFAULT NULL,
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PRIMARY KEY (`c1`)
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) ENGINE=MEMORY DEFAULT CHARSET=latin1
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DROP TABLE t1;
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CREATE TABLE t1 (c1 INT PRIMARY KEY AUTO_INCREMENT, c2 VARCHAR(10)) ENGINE=MyISAM;
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SHOW CREATE TABLE t1;
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Table Create Table
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t1 CREATE TABLE `t1` (
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`c1` int(11) NOT NULL AUTO_INCREMENT,
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`c2` varchar(10) DEFAULT NULL,
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PRIMARY KEY (`c1`)
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) ENGINE=MyISAM DEFAULT CHARSET=latin1
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DROP TABLE t1;
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CREATE TABLE t1 (c1 INT PRIMARY KEY AUTO_INCREMENT, c2 VARCHAR(10));
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SHOW CREATE TABLE t1;
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Table Create Table
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t1 CREATE TABLE `t1` (
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`c1` int(11) NOT NULL AUTO_INCREMENT,
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`c2` varchar(10) DEFAULT NULL,
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PRIMARY KEY (`c1`)
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) ENGINE=MyISAM DEFAULT CHARSET=latin1
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DROP TABLE t1;
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SET GLOBAL enforce_storage_engine=NULL;
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ERROR HY000: Variable 'enforce_storage_engine' is a SESSION variable and can't be used with SET GLOBAL
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