MySql生成带自增标识的列

如图，表中只有两个字段，怎样能够增长一列带自增标识的列呢

参考一下语句,修改便可

select a.*,(@ROW:=@ROW+1) rowNumber from student a,(SELECT @ROW:=0) b
-- 或者
select a.*,(@ROW:=@ROW+1) rowNumber from student a inner join (SELECT @ROW:=0) b