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Current File : //home/usr.opt/mysql57/mysql-test/suite/jp/r/jp_alter_ujis.result

DROP TABLE IF EXISTS `ｱｱｱ`;
DROP TABLE IF EXISTS `ｲｲｲ`;
DROP TABLE IF EXISTS `あああ`;
DROP TABLE IF EXISTS `いいい`;
DROP TABLE IF EXISTS `龖龖龖`;
DROP TABLE IF EXISTS `龗龗龗`;
SET NAMES ujis;
SET character_set_database = ujis;
Warnings:
Warning	1681	Updating 'character_set_database' is deprecated. It will be made read-only in a future release.
CREATE TABLE `ｱｱｱ`(`ｷｷｷ` char(5)) DEFAULT CHARSET = ujis engine=INNODB;
CREATE TABLE `ｲｲｲ`(`ｹｹｹ` char(5)) DEFAULT CHARSET = ujis engine=INNODB;
CREATE TABLE `あああ`(`ききき` char(5)) DEFAULT CHARSET = ujis engine=INNODB;
CREATE TABLE `いいい`(`けけけ` char(5)) DEFAULT CHARSET = ujis engine=INNODB;
CREATE TABLE `龖龖龖`(`丂丂丂` char(5)) DEFAULT CHARSET = ujis engine=INNODB;
CREATE TABLE `龗龗龗`(`乚乚乚` char(5)) DEFAULT CHARSET = ujis engine=INNODB;
INSERT INTO `ｱｱｱ` VALUES ('ｱｱｱｱｱ'),('ｲｲｲｲｲ'),('ｳｳｳｳｳ');
INSERT INTO `あああ` VALUES ('あああああ'),('いいいいい'),('ううううう');
INSERT INTO `龖龖龖` VALUES ('丂丂丂丂丂'),('丄丄丄丄丄'),('丅丅丅丅丅');
ALTER TABLE `ｱｱｱ` ADD `ｶｶｶ` char(1) FIRST;
ALTER TABLE `ｱｱｱ` ADD `ｸｸｸ` char(1) AFTER `ｷｷｷ`;
ALTER TABLE `ｱｱｱ` ADD `ｹｹｹ` char(1);
ALTER TABLE `ｱｱｱ` ADD INDEX (`ｶｶｶ`);
ALTER TABLE `ｱｱｱ` ADD PRIMARY KEY (`ｷｷｷ`);
ALTER TABLE `ｱｱｱ` ADD UNIQUE (`ｸｸｸ`);
ALTER TABLE `ｱｱｱ` CHANGE `ｶｶｶ` `ｶｶ` char(1);
ALTER TABLE `ｱｱｱ` MODIFY `ｷｷｷ` char(6);
SELECT * FROM `ｱｱｱ`;
ｶｶ	ｷｷｷ	ｸｸｸ	ｹｹｹ
NULL	ｱｱｱｱｱ	NULL	NULL
NULL	ｲｲｲｲｲ	NULL	NULL
NULL	ｳｳｳｳｳ	NULL	NULL
DESC `ｱｱｱ`;
Field	Type	Null	Key	Default	Extra
ｶｶ	char(1)	YES	MUL	NULL	
ｷｷｷ	char(6)	NO	PRI	NULL	
ｸｸｸ	char(1)	YES	UNI	NULL	
ｹｹｹ	char(1)	YES		NULL	
SHOW CREATE TABLE `ｱｱｱ`;
Table	Create Table
ｱｱｱ	CREATE TABLE `ｱｱｱ` (
  `ｶｶ` char(1) DEFAULT NULL,
  `ｷｷｷ` char(6) NOT NULL,
  `ｸｸｸ` char(1) DEFAULT NULL,
  `ｹｹｹ` char(1) DEFAULT NULL,
  PRIMARY KEY (`ｷｷｷ`),
  UNIQUE KEY `ｸｸｸ` (`ｸｸｸ`),
  KEY `ｶｶｶ` (`ｶｶ`)
) ENGINE=InnoDB DEFAULT CHARSET=ujis
ALTER TABLE `ｱｱｱ` DROP INDEX `ｶｶｶ`;
ALTER TABLE `ｱｱｱ` DROP PRIMARY KEY;
ALTER TABLE `ｱｱｱ` DROP INDEX `ｸｸｸ`;
ALTER TABLE `ｱｱｱ` DROP `ｶｶ`;
ALTER TABLE `ｱｱｱ` DROP `ｸｸｸ`;
ALTER TABLE `ｱｱｱ` DROP `ｹｹｹ`;
SELECT * FROM `ｱｱｱ`;
ｷｷｷ
ｱｱｱｱｱ
ｲｲｲｲｲ
ｳｳｳｳｳ
DESC `ｱｱｱ`;
Field	Type	Null	Key	Default	Extra
ｷｷｷ	char(6)	NO		NULL	
SHOW CREATE TABLE `ｱｱｱ`;
Table	Create Table
ｱｱｱ	CREATE TABLE `ｱｱｱ` (
  `ｷｷｷ` char(6) NOT NULL
) ENGINE=InnoDB DEFAULT CHARSET=ujis
ALTER TABLE `あああ` ADD `かかか` char(1) FIRST;
ALTER TABLE `あああ` ADD `くくく` char(1) AFTER `ききき`;
ALTER TABLE `あああ` ADD `けけけ` char(1);
ALTER TABLE `あああ` ADD INDEX (`かかか`);
ALTER TABLE `あああ` ADD PRIMARY KEY (`ききき`);
ALTER TABLE `あああ` ADD UNIQUE (`くくく`);
ALTER TABLE `あああ` CHANGE `かかか` `かか` char(1);
ALTER TABLE `あああ` MODIFY `ききき` char(6);
SELECT * FROM `あああ`;
かか	ききき	くくく	けけけ
NULL	あああああ	NULL	NULL
NULL	いいいいい	NULL	NULL
NULL	ううううう	NULL	NULL
DESC `あああ`;
Field	Type	Null	Key	Default	Extra
かか	char(1)	YES	MUL	NULL	
ききき	char(6)	NO	PRI	NULL	
くくく	char(1)	YES	UNI	NULL	
けけけ	char(1)	YES		NULL	
SHOW CREATE TABLE `あああ`;
Table	Create Table
あああ	CREATE TABLE `あああ` (
  `かか` char(1) DEFAULT NULL,
  `ききき` char(6) NOT NULL,
  `くくく` char(1) DEFAULT NULL,
  `けけけ` char(1) DEFAULT NULL,
  PRIMARY KEY (`ききき`),
  UNIQUE KEY `くくく` (`くくく`),
  KEY `かかか` (`かか`)
) ENGINE=InnoDB DEFAULT CHARSET=ujis
ALTER TABLE `あああ` DROP INDEX `かかか`;
ALTER TABLE `あああ` DROP PRIMARY KEY;
ALTER TABLE `あああ` DROP INDEX `くくく`;
ALTER TABLE `あああ` DROP `かか`;
ALTER TABLE `あああ` DROP `くくく`;
ALTER TABLE `あああ` DROP `けけけ`;
SELECT * FROM `あああ`;
ききき
あああああ
いいいいい
ううううう
DESC `あああ`;
Field	Type	Null	Key	Default	Extra
ききき	char(6)	NO		NULL	
SHOW CREATE TABLE `あああ`;
Table	Create Table
あああ	CREATE TABLE `あああ` (
  `ききき` char(6) NOT NULL
) ENGINE=InnoDB DEFAULT CHARSET=ujis
ALTER TABLE `龖龖龖` ADD `丄丄丄` char(1) FIRST;
ALTER TABLE `龖龖龖` ADD `丅丅丅` char(1) AFTER `丂丂丂`;
ALTER TABLE `龖龖龖` ADD `乚乚乚` char(1);
ALTER TABLE `龖龖龖` ADD INDEX (`丄丄丄`);
ALTER TABLE `龖龖龖` ADD PRIMARY KEY (`丂丂丂`);
ALTER TABLE `龖龖龖` ADD UNIQUE (`丅丅丅`);
ALTER TABLE `龖龖龖` CHANGE `丄丄丄` `丄丄` char(1);
ALTER TABLE `龖龖龖` MODIFY `丂丂丂` char(6);
SELECT * FROM `龖龖龖`;
丄丄	丂丂丂	丅丅丅	乚乚乚
NULL	丂丂丂丂丂	NULL	NULL
NULL	丄丄丄丄丄	NULL	NULL
NULL	丅丅丅丅丅	NULL	NULL
DESC `龖龖龖`;
Field	Type	Null	Key	Default	Extra
丄丄	char(1)	YES	MUL	NULL	
丂丂丂	char(6)	NO	PRI	NULL	
丅丅丅	char(1)	YES	UNI	NULL	
乚乚乚	char(1)	YES		NULL	
SHOW CREATE TABLE `龖龖龖`;
Table	Create Table
龖龖龖	CREATE TABLE `龖龖龖` (
  `丄丄` char(1) DEFAULT NULL,
  `丂丂丂` char(6) NOT NULL,
  `丅丅丅` char(1) DEFAULT NULL,
  `乚乚乚` char(1) DEFAULT NULL,
  PRIMARY KEY (`丂丂丂`),
  UNIQUE KEY `丅丅丅` (`丅丅丅`),
  KEY `丄丄丄` (`丄丄`)
) ENGINE=InnoDB DEFAULT CHARSET=ujis
ALTER TABLE `龖龖龖` DROP INDEX `丄丄丄`;
ALTER TABLE `龖龖龖` DROP PRIMARY KEY;
ALTER TABLE `龖龖龖` DROP INDEX `丅丅丅`;
ALTER TABLE `龖龖龖` DROP `丄丄`;
ALTER TABLE `龖龖龖` DROP `丅丅丅`;
ALTER TABLE `龖龖龖` DROP `乚乚乚`;
SELECT * FROM `龖龖龖`;
丂丂丂
丂丂丂丂丂
丄丄丄丄丄
丅丅丅丅丅
DESC `龖龖龖`;
Field	Type	Null	Key	Default	Extra
丂丂丂	char(6)	NO		NULL	
SHOW CREATE TABLE `龖龖龖`;
Table	Create Table
龖龖龖	CREATE TABLE `龖龖龖` (
  `丂丂丂` char(6) NOT NULL
) ENGINE=InnoDB DEFAULT CHARSET=ujis
DROP TABLE `ｱｱｱ`;
DROP TABLE `ｲｲｲ`;
DROP TABLE `あああ`;
DROP TABLE `いいい`;
DROP TABLE `龖龖龖`;
DROP TABLE `龗龗龗`;
CREATE TABLE `ｱｱｱ`(`ｷｷｷ` char(5)) DEFAULT CHARSET = ujis engine=MYISAM;
CREATE TABLE `ｲｲｲ`(`ｹｹｹ` char(5)) DEFAULT CHARSET = ujis engine=MYISAM;
CREATE TABLE `あああ`(`ききき` char(5)) DEFAULT CHARSET = ujis engine=MYISAM;
CREATE TABLE `いいい`(`けけけ` char(5)) DEFAULT CHARSET = ujis engine=MYISAM;
CREATE TABLE `龖龖龖`(`丂丂丂` char(5)) DEFAULT CHARSET = ujis engine=MYISAM;
CREATE TABLE `龗龗龗`(`乚乚乚` char(5)) DEFAULT CHARSET = ujis engine=MYISAM;
INSERT INTO `ｱｱｱ` VALUES ('ｱｱｱｱｱ'),('ｲｲｲｲｲ'),('ｳｳｳｳｳ');
INSERT INTO `あああ` VALUES ('あああああ'),('いいいいい'),('ううううう');
INSERT INTO `龖龖龖` VALUES ('丂丂丂丂丂'),('丄丄丄丄丄'),('丅丅丅丅丅');
ALTER TABLE `ｱｱｱ` ADD `ｶｶｶ` char(1) FIRST;
ALTER TABLE `ｱｱｱ` ADD `ｸｸｸ` char(1) AFTER `ｷｷｷ`;
ALTER TABLE `ｱｱｱ` ADD `ｹｹｹ` char(1);
ALTER TABLE `ｱｱｱ` ADD INDEX (`ｶｶｶ`);
ALTER TABLE `ｱｱｱ` ADD PRIMARY KEY (`ｷｷｷ`);
ALTER TABLE `ｱｱｱ` ADD UNIQUE (`ｸｸｸ`);
ALTER TABLE `ｱｱｱ` CHANGE `ｶｶｶ` `ｶｶ` char(1);
ALTER TABLE `ｱｱｱ` MODIFY `ｷｷｷ` char(6);
SELECT * FROM `ｱｱｱ`;
ｶｶ	ｷｷｷ	ｸｸｸ	ｹｹｹ
NULL	ｱｱｱｱｱ	NULL	NULL
NULL	ｲｲｲｲｲ	NULL	NULL
NULL	ｳｳｳｳｳ	NULL	NULL
DESC `ｱｱｱ`;
Field	Type	Null	Key	Default	Extra
ｶｶ	char(1)	YES	MUL	NULL	
ｷｷｷ	char(6)	NO	PRI	NULL	
ｸｸｸ	char(1)	YES	UNI	NULL	
ｹｹｹ	char(1)	YES		NULL	
SHOW CREATE TABLE `ｱｱｱ`;
Table	Create Table
ｱｱｱ	CREATE TABLE `ｱｱｱ` (
  `ｶｶ` char(1) DEFAULT NULL,
  `ｷｷｷ` char(6) NOT NULL,
  `ｸｸｸ` char(1) DEFAULT NULL,
  `ｹｹｹ` char(1) DEFAULT NULL,
  PRIMARY KEY (`ｷｷｷ`),
  UNIQUE KEY `ｸｸｸ` (`ｸｸｸ`),
  KEY `ｶｶｶ` (`ｶｶ`)
) ENGINE=MyISAM DEFAULT CHARSET=ujis
ALTER TABLE `ｱｱｱ` DROP INDEX `ｶｶｶ`;
ALTER TABLE `ｱｱｱ` DROP PRIMARY KEY;
ALTER TABLE `ｱｱｱ` DROP INDEX `ｸｸｸ`;
ALTER TABLE `ｱｱｱ` DROP `ｶｶ`;
ALTER TABLE `ｱｱｱ` DROP `ｸｸｸ`;
ALTER TABLE `ｱｱｱ` DROP `ｹｹｹ`;
SELECT * FROM `ｱｱｱ`;
ｷｷｷ
ｱｱｱｱｱ
ｲｲｲｲｲ
ｳｳｳｳｳ
DESC `ｱｱｱ`;
Field	Type	Null	Key	Default	Extra
ｷｷｷ	char(6)	NO		NULL	
SHOW CREATE TABLE `ｱｱｱ`;
Table	Create Table
ｱｱｱ	CREATE TABLE `ｱｱｱ` (
  `ｷｷｷ` char(6) NOT NULL
) ENGINE=MyISAM DEFAULT CHARSET=ujis
ALTER TABLE `あああ` ADD `かかか` char(1) FIRST;
ALTER TABLE `あああ` ADD `くくく` char(1) AFTER `ききき`;
ALTER TABLE `あああ` ADD `けけけ` char(1);
ALTER TABLE `あああ` ADD INDEX (`かかか`);
ALTER TABLE `あああ` ADD PRIMARY KEY (`ききき`);
ALTER TABLE `あああ` ADD UNIQUE (`くくく`);
ALTER TABLE `あああ` CHANGE `かかか` `かか` char(1);
ALTER TABLE `あああ` MODIFY `ききき` char(6);
SELECT * FROM `あああ`;
かか	ききき	くくく	けけけ
NULL	あああああ	NULL	NULL
NULL	いいいいい	NULL	NULL
NULL	ううううう	NULL	NULL
DESC `あああ`;
Field	Type	Null	Key	Default	Extra
かか	char(1)	YES	MUL	NULL	
ききき	char(6)	NO	PRI	NULL	
くくく	char(1)	YES	UNI	NULL	
けけけ	char(1)	YES		NULL	
SHOW CREATE TABLE `あああ`;
Table	Create Table
あああ	CREATE TABLE `あああ` (
  `かか` char(1) DEFAULT NULL,
  `ききき` char(6) NOT NULL,
  `くくく` char(1) DEFAULT NULL,
  `けけけ` char(1) DEFAULT NULL,
  PRIMARY KEY (`ききき`),
  UNIQUE KEY `くくく` (`くくく`),
  KEY `かかか` (`かか`)
) ENGINE=MyISAM DEFAULT CHARSET=ujis
ALTER TABLE `あああ` DROP INDEX `かかか`;
ALTER TABLE `あああ` DROP PRIMARY KEY;
ALTER TABLE `あああ` DROP INDEX `くくく`;
ALTER TABLE `あああ` DROP `かか`;
ALTER TABLE `あああ` DROP `くくく`;
ALTER TABLE `あああ` DROP `けけけ`;
SELECT * FROM `あああ`;
ききき
あああああ
いいいいい
ううううう
DESC `あああ`;
Field	Type	Null	Key	Default	Extra
ききき	char(6)	NO		NULL	
SHOW CREATE TABLE `あああ`;
Table	Create Table
あああ	CREATE TABLE `あああ` (
  `ききき` char(6) NOT NULL
) ENGINE=MyISAM DEFAULT CHARSET=ujis
ALTER TABLE `龖龖龖` ADD `丄丄丄` char(1) FIRST;
ALTER TABLE `龖龖龖` ADD `丅丅丅` char(1) AFTER `丂丂丂`;
ALTER TABLE `龖龖龖` ADD `乚乚乚` char(1);
ALTER TABLE `龖龖龖` ADD INDEX (`丄丄丄`);
ALTER TABLE `龖龖龖` ADD PRIMARY KEY (`丂丂丂`);
ALTER TABLE `龖龖龖` ADD UNIQUE (`丅丅丅`);
ALTER TABLE `龖龖龖` CHANGE `丄丄丄` `丄丄` char(1);
ALTER TABLE `龖龖龖` MODIFY `丂丂丂` char(6);
SELECT * FROM `龖龖龖`;
丄丄	丂丂丂	丅丅丅	乚乚乚
NULL	丂丂丂丂丂	NULL	NULL
NULL	丄丄丄丄丄	NULL	NULL
NULL	丅丅丅丅丅	NULL	NULL
DESC `龖龖龖`;
Field	Type	Null	Key	Default	Extra
丄丄	char(1)	YES	MUL	NULL	
丂丂丂	char(6)	NO	PRI	NULL	
丅丅丅	char(1)	YES	UNI	NULL	
乚乚乚	char(1)	YES		NULL	
SHOW CREATE TABLE `龖龖龖`;
Table	Create Table
龖龖龖	CREATE TABLE `龖龖龖` (
  `丄丄` char(1) DEFAULT NULL,
  `丂丂丂` char(6) NOT NULL,
  `丅丅丅` char(1) DEFAULT NULL,
  `乚乚乚` char(1) DEFAULT NULL,
  PRIMARY KEY (`丂丂丂`),
  UNIQUE KEY `丅丅丅` (`丅丅丅`),
  KEY `丄丄丄` (`丄丄`)
) ENGINE=MyISAM DEFAULT CHARSET=ujis
ALTER TABLE `龖龖龖` DROP INDEX `丄丄丄`;
ALTER TABLE `龖龖龖` DROP PRIMARY KEY;
ALTER TABLE `龖龖龖` DROP INDEX `丅丅丅`;
ALTER TABLE `龖龖龖` DROP `丄丄`;
ALTER TABLE `龖龖龖` DROP `丅丅丅`;
ALTER TABLE `龖龖龖` DROP `乚乚乚`;
SELECT * FROM `龖龖龖`;
丂丂丂
丂丂丂丂丂
丄丄丄丄丄
丅丅丅丅丅
DESC `龖龖龖`;
Field	Type	Null	Key	Default	Extra
丂丂丂	char(6)	NO		NULL	
SHOW CREATE TABLE `龖龖龖`;
Table	Create Table
龖龖龖	CREATE TABLE `龖龖龖` (
  `丂丂丂` char(6) NOT NULL
) ENGINE=MyISAM DEFAULT CHARSET=ujis
DROP TABLE `ｱｱｱ`;
DROP TABLE `ｲｲｲ`;
DROP TABLE `あああ`;
DROP TABLE `いいい`;
DROP TABLE `龖龖龖`;
DROP TABLE `龗龗龗`;
CREATE TABLE `ｱｱｱ`(`ｷｷｷ` char(5)) DEFAULT CHARSET = ujis engine=MEMORY;
CREATE TABLE `ｲｲｲ`(`ｹｹｹ` char(5)) DEFAULT CHARSET = ujis engine=MEMORY;
CREATE TABLE `あああ`(`ききき` char(5)) DEFAULT CHARSET = ujis engine=MEMORY;
CREATE TABLE `いいい`(`けけけ` char(5)) DEFAULT CHARSET = ujis engine=MEMORY;
CREATE TABLE `龖龖龖`(`丂丂丂` char(5)) DEFAULT CHARSET = ujis engine=MEMORY;
CREATE TABLE `龗龗龗`(`乚乚乚` char(5)) DEFAULT CHARSET = ujis engine=MEMORY;
INSERT INTO `ｱｱｱ` VALUES ('ｱｱｱｱｱ'),('ｲｲｲｲｲ'),('ｳｳｳｳｳ');
INSERT INTO `あああ` VALUES ('あああああ'),('いいいいい'),('ううううう');
INSERT INTO `龖龖龖` VALUES ('丂丂丂丂丂'),('丄丄丄丄丄'),('丅丅丅丅丅');
ALTER TABLE `ｱｱｱ` ADD `ｶｶｶ` char(1) FIRST;
ALTER TABLE `ｱｱｱ` ADD `ｸｸｸ` char(1) AFTER `ｷｷｷ`;
ALTER TABLE `ｱｱｱ` ADD `ｹｹｹ` char(1);
ALTER TABLE `ｱｱｱ` ADD INDEX (`ｶｶｶ`);
ALTER TABLE `ｱｱｱ` ADD PRIMARY KEY (`ｷｷｷ`);
ALTER TABLE `ｱｱｱ` ADD UNIQUE (`ｸｸｸ`);
ALTER TABLE `ｱｱｱ` CHANGE `ｶｶｶ` `ｶｶ` char(1);
ALTER TABLE `ｱｱｱ` MODIFY `ｷｷｷ` char(6);
SELECT * FROM `ｱｱｱ`;
ｶｶ	ｷｷｷ	ｸｸｸ	ｹｹｹ
NULL	ｱｱｱｱｱ	NULL	NULL
NULL	ｲｲｲｲｲ	NULL	NULL
NULL	ｳｳｳｳｳ	NULL	NULL
DESC `ｱｱｱ`;
Field	Type	Null	Key	Default	Extra
ｶｶ	char(1)	YES	MUL	NULL	
ｷｷｷ	char(6)	NO	PRI	NULL	
ｸｸｸ	char(1)	YES	UNI	NULL	
ｹｹｹ	char(1)	YES		NULL	
SHOW CREATE TABLE `ｱｱｱ`;
Table	Create Table
ｱｱｱ	CREATE TABLE `ｱｱｱ` (
  `ｶｶ` char(1) DEFAULT NULL,
  `ｷｷｷ` char(6) NOT NULL,
  `ｸｸｸ` char(1) DEFAULT NULL,
  `ｹｹｹ` char(1) DEFAULT NULL,
  PRIMARY KEY (`ｷｷｷ`),
  UNIQUE KEY `ｸｸｸ` (`ｸｸｸ`),
  KEY `ｶｶｶ` (`ｶｶ`)
) ENGINE=MEMORY DEFAULT CHARSET=ujis
ALTER TABLE `ｱｱｱ` DROP INDEX `ｶｶｶ`;
ALTER TABLE `ｱｱｱ` DROP PRIMARY KEY;
ALTER TABLE `ｱｱｱ` DROP INDEX `ｸｸｸ`;
ALTER TABLE `ｱｱｱ` DROP `ｶｶ`;
ALTER TABLE `ｱｱｱ` DROP `ｸｸｸ`;
ALTER TABLE `ｱｱｱ` DROP `ｹｹｹ`;
SELECT * FROM `ｱｱｱ`;
ｷｷｷ
ｱｱｱｱｱ
ｲｲｲｲｲ
ｳｳｳｳｳ
DESC `ｱｱｱ`;
Field	Type	Null	Key	Default	Extra
ｷｷｷ	char(6)	NO		NULL	
SHOW CREATE TABLE `ｱｱｱ`;
Table	Create Table
ｱｱｱ	CREATE TABLE `ｱｱｱ` (
  `ｷｷｷ` char(6) NOT NULL
) ENGINE=MEMORY DEFAULT CHARSET=ujis
ALTER TABLE `あああ` ADD `かかか` char(1) FIRST;
ALTER TABLE `あああ` ADD `くくく` char(1) AFTER `ききき`;
ALTER TABLE `あああ` ADD `けけけ` char(1);
ALTER TABLE `あああ` ADD INDEX (`かかか`);
ALTER TABLE `あああ` ADD PRIMARY KEY (`ききき`);
ALTER TABLE `あああ` ADD UNIQUE (`くくく`);
ALTER TABLE `あああ` CHANGE `かかか` `かか` char(1);
ALTER TABLE `あああ` MODIFY `ききき` char(6);
SELECT * FROM `あああ`;
かか	ききき	くくく	けけけ
NULL	あああああ	NULL	NULL
NULL	いいいいい	NULL	NULL
NULL	ううううう	NULL	NULL
DESC `あああ`;
Field	Type	Null	Key	Default	Extra
かか	char(1)	YES	MUL	NULL	
ききき	char(6)	NO	PRI	NULL	
くくく	char(1)	YES	UNI	NULL	
けけけ	char(1)	YES		NULL	
SHOW CREATE TABLE `あああ`;
Table	Create Table
あああ	CREATE TABLE `あああ` (
  `かか` char(1) DEFAULT NULL,
  `ききき` char(6) NOT NULL,
  `くくく` char(1) DEFAULT NULL,
  `けけけ` char(1) DEFAULT NULL,
  PRIMARY KEY (`ききき`),
  UNIQUE KEY `くくく` (`くくく`),
  KEY `かかか` (`かか`)
) ENGINE=MEMORY DEFAULT CHARSET=ujis
ALTER TABLE `あああ` DROP INDEX `かかか`;
ALTER TABLE `あああ` DROP PRIMARY KEY;
ALTER TABLE `あああ` DROP INDEX `くくく`;
ALTER TABLE `あああ` DROP `かか`;
ALTER TABLE `あああ` DROP `くくく`;
ALTER TABLE `あああ` DROP `けけけ`;
SELECT * FROM `あああ`;
ききき
あああああ
いいいいい
ううううう
DESC `あああ`;
Field	Type	Null	Key	Default	Extra
ききき	char(6)	NO		NULL	
SHOW CREATE TABLE `あああ`;
Table	Create Table
あああ	CREATE TABLE `あああ` (
  `ききき` char(6) NOT NULL
) ENGINE=MEMORY DEFAULT CHARSET=ujis
ALTER TABLE `龖龖龖` ADD `丄丄丄` char(1) FIRST;
ALTER TABLE `龖龖龖` ADD `丅丅丅` char(1) AFTER `丂丂丂`;
ALTER TABLE `龖龖龖` ADD `乚乚乚` char(1);
ALTER TABLE `龖龖龖` ADD INDEX (`丄丄丄`);
ALTER TABLE `龖龖龖` ADD PRIMARY KEY (`丂丂丂`);
ALTER TABLE `龖龖龖` ADD UNIQUE (`丅丅丅`);
ALTER TABLE `龖龖龖` CHANGE `丄丄丄` `丄丄` char(1);
ALTER TABLE `龖龖龖` MODIFY `丂丂丂` char(6);
SELECT * FROM `龖龖龖`;
丄丄	丂丂丂	丅丅丅	乚乚乚
NULL	丂丂丂丂丂	NULL	NULL
NULL	丄丄丄丄丄	NULL	NULL
NULL	丅丅丅丅丅	NULL	NULL
DESC `龖龖龖`;
Field	Type	Null	Key	Default	Extra
丄丄	char(1)	YES	MUL	NULL	
丂丂丂	char(6)	NO	PRI	NULL	
丅丅丅	char(1)	YES	UNI	NULL	
乚乚乚	char(1)	YES		NULL	
SHOW CREATE TABLE `龖龖龖`;
Table	Create Table
龖龖龖	CREATE TABLE `龖龖龖` (
  `丄丄` char(1) DEFAULT NULL,
  `丂丂丂` char(6) NOT NULL,
  `丅丅丅` char(1) DEFAULT NULL,
  `乚乚乚` char(1) DEFAULT NULL,
  PRIMARY KEY (`丂丂丂`),
  UNIQUE KEY `丅丅丅` (`丅丅丅`),
  KEY `丄丄丄` (`丄丄`)
) ENGINE=MEMORY DEFAULT CHARSET=ujis
ALTER TABLE `龖龖龖` DROP INDEX `丄丄丄`;
ALTER TABLE `龖龖龖` DROP PRIMARY KEY;
ALTER TABLE `龖龖龖` DROP INDEX `丅丅丅`;
ALTER TABLE `龖龖龖` DROP `丄丄`;
ALTER TABLE `龖龖龖` DROP `丅丅丅`;
ALTER TABLE `龖龖龖` DROP `乚乚乚`;
SELECT * FROM `龖龖龖`;
丂丂丂
丂丂丂丂丂
丄丄丄丄丄
丅丅丅丅丅
DESC `龖龖龖`;
Field	Type	Null	Key	Default	Extra
丂丂丂	char(6)	NO		NULL	
SHOW CREATE TABLE `龖龖龖`;
Table	Create Table
龖龖龖	CREATE TABLE `龖龖龖` (
  `丂丂丂` char(6) NOT NULL
) ENGINE=MEMORY DEFAULT CHARSET=ujis
DROP TABLE `ｱｱｱ`;
DROP TABLE `ｲｲｲ`;
DROP TABLE `あああ`;
DROP TABLE `いいい`;
DROP TABLE `龖龖龖`;
DROP TABLE `龗龗龗`;

Man Man