group by 为什么不能和 order by 连用阿
sqlsale="select top 10 proid,proname from goods group by proid, proname " sqlsale="selec
sqlsale="select top 10 proid,proname from goods group by proid, proname " sqlsale="selec
阅读背景：
group by 为什么不能和 order by 连用
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