禁止修改数据库中的某一列语句_MySQL

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禁止修改数据库中的某一列语句

防止userinfo 表中的name,age,tel,fax 等字段被撰改

ROPTRIGGERIFEXISTS`userinfo`;

SET@OLD_SQL_MODE=@@SQL_MODE,SQL_MODE='';

DELIMITER//

CREATETRIGGER`userinfo`BEFOREUPDATEON`userinfo`FOREACHROWBEGIN

setnew.name=old.name;

setnew.member_id=old.member_id;

setnew.age=old.age;

setnew.tel=old.tel;

setnew.fax=old.fax;

END//

DELIMITER;

SETSQL_MODE=@OLD_SQL_MODE;

/*!40014 SET FOREIGN_KEY_CHECKS=1 */;

/*!40101 SET CHARACTER_SET_CLIENT=@OLD_CHARACTER_SET_CLIENT */;

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