摘要:
二表数据合并到同一个表:select * from T1select * from T2select a.*,b.OutQty,c.InQty from ( select [DATE] from t1 union select [DATE] from t2) aleft join t1 b on a.[DATE] =b.[DATE] left join t2 c on a.[DATE] =c.[DATE] 阅读全文
posted @ 2014-01-16 14:09
Rain520
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