MySQL 中delete删除sql语句用法

mysql如何要删除一个一行或者多行,用sql语句delete关键词,固定用法 delete from 表名。

    1,delete删除一行

        delete from student where id=1

    2,delete删除多行

       delete from student where in (1,2,3)

3,删除表的所有数据

   delete from student

     请使用不带where子句的delete语句

文章来自 http://www.dc3688.com

猜你喜欢

转载自blog.51cto.com/13959155/2175430