mysql 排名函数

 -- 实现同分同名 ，名次按顺序不跳 

  SELECT

    obj.Entered_ID,

    obj.msisdn,

    CASE

WHEN @rowtotal = obj.VoteNumber THEN

    @rownum

WHEN @rowtotal := obj.VoteNumber THEN

    @rownum :=@rownum + 1

WHEN @rowtotal = 0 THEN

    @rownum :=@rownum + 1

END AS rank ,

 obj.VoteNumber,

 NOW() AS create_time FROM

     (

        SELECT

            Entered_ID,

            msisdn,

            VoteNumber

        FROM

            Entered

        ORDER BY

            VoteNumber DESC

            LIMIT 0,200

    ) AS obj,

    (SELECT @rownum := 0 ,@rowtotal := NULL) r;