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mysql中group by留下的数据是哪一条

WBOY
WBOYOriginal
2016-06-06 09:40:011705browse

mysqlgroup by

group by分组后,会留下一条数据,请问留下的这条数据,我们可以指定吗?就是指定显示出来的那条数据是某组中的指定的某条数据。

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