Mysql基础系列(一)
修改实例mysql> use teacher;
Database changed
mysql> show create table student;
+---------+---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
| Table | Create Table |
+---------+---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
| student | CREATE TABLE `student` (
`id` int(4) NOT NULL AUTO_INCREMENT,
`name` char(20) NOT NULL,
`age` tinyint(2) NOT NULL DEFAULT '0',
`dept` varchar(16) DEFAULT NULL,
PRIMARY KEY (`id`),
KEY `index_name` (`name`)
) ENGINE=InnoDB AUTO_INCREMENT=5 DEFAULT CHARSET=utf8 |
+---------+---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
row in set (0.01 sec)
mysql> ALTER TABLE student ENGINE = MyISAM;
Query OK, 3 rows affected (0.05 sec)
Records: 3Duplicates: 0Warnings: 0
mysql> show create table student;
+---------+---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
| Table | Create Table |
+---------+---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
| student | CREATE TABLE `student` (
`id` int(4) NOT NULL AUTO_INCREMENT,
`name` char(20) NOT NULL,
`age` tinyint(2) NOT NULL DEFAULT '0',
`dept` varchar(16) DEFAULT NULL,
PRIMARY KEY (`id`),
KEY `index_name` (`name`)
) ENGINE=MyISAM AUTO_INCREMENT=5 DEFAULT CHARSET=utf8 |
+---------+---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
row in set (0.00 sec)
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