如题。一种说法是
select distinct A,B from (select * from Table1 order by C desc) select distinct A,B from (select * f
select distinct A,B from (select * from Table1 order by C desc) select distinct A,B from (select * f
阅读背景：
select distinct A,B from Table1 order by C,排序字段不在select distinct选择字段中，如何做？
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