【MySQL】表的增删改查
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增加(Create):
CREATE TABLE `user` (
`id` int(11) NOT NULL AUTO_INCREMENT,
`name` varchar(255) DEFAULT NULL,
`email` varchar(255) DEFAULT NULL,
PRIMARY KEY (`id`)
) ENGINE=InnoDB DEFAULT CHARSET=utf8;
插入(Insert):
INSERT INTO `user` (`name`, `email`) VALUES ('张三', 'zhangsan@example.com');
查询(Retrieve):
SELECT * FROM `user` WHERE `name` = '张三';
更新(Update):
UPDATE `user` SET `email` = 'zhangsan_new@example.com' WHERE `name` = '张三';
删除(Delete):
DELETE FROM `user` WHERE `name` = '张三';
删除表(Drop):
DROP TABLE `user`;
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