MySQL如何要刪除一個一行或者多行，用sql語句delete關鍵詞，固定用法 delete from 表名。

    1，delete刪除一行

        delete from student where id=1

    2，delete刪除多行

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

3，刪除表的所有數(shù)據(jù)

   delete from student

     請使用不帶where子句的delete語句

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