SQL存储过程分页

CREATE PROC ZDY_FY(@Pages INT, @pageRow INT)  --@Pages第几页  @pageRow每页显示几行
AS
BEGIN
    DECLARE @starNum     INT,     --开始行
            @endNum      INT --结束行

    SET @starNum = (@Pages -1) * @pageRow
    SET @endNum = @starNum + @pageRow

    SELECT *
    FROM   (
               SELECT ROW_NUMBER() OVER(ORDER BY DJBH) AS ROWNUM, *
               FROM   VW_LSXHMX
           ) AS A
    WHERE  A.ROWNUM > @starNum
           AND A.ROWNUM <= @endNum
END

/* EXEC zdy_fy 20000,30  --100万数据量,效率慢执行时间6秒