如何一次选择获取每个类别的最新2个项目（使用mysql）

在这里，你哥们！

SET @counter = 0;SET @category = '';SELECt    *FROM(    SELECt        @counter := IF(data.category = @category, @counter+1, 0) AS counter,        @category := data.category,        data.*    FROM    (        SELECt *        FROM test        ORDER BY category, date DESC    ) data) dataHAVINg counter < 2