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对mysql 查询结果排序

摘要： SELECT A.*,@rank:=@rank+1 AS pm FROM ( SELECT cptype FROM cp_base ORDER BY cptype DESC ) A ,(SELECT @rank:=0) B 阅读全文

posted @ 2017-06-22 10:54 笔芯阅读(84) 评论(0) 推荐(0)