mysql添加列

/** 添加列 **/
ALTER TABLE  `t_ms_user` ADD  `failtimes` TINYINT( 4 ) NOT NULL DEFAULT  '0' AFTER  `status` ;

/** 修改列名 **/
ALTER TABLE  `t_ms_user` CHANGE  `failtimes`  `failTimes` TINYINT( 4 ) NOT NULL DEFAULT  '0';

ALTER TABLE `mydb`.`t_sp_material`
CHANGE `fileSize` `fileSize` INT NULL  COMMENT '文件大小',
CHANGE `expiresTime` `expiresTime` INT NULL  COMMENT '过期时间';

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转载自jis117.iteye.com/blog/2115819