SELECT ICPSUB,FeeID,count(FeeID) as FeeID,sum(cast(FeeCode as float)) as FeeCode FROM SMSQueue WHERE LogTime ....
为了防止你的字段中存在不能转换为数字的值,从而导致语句失败,用下面的方法:SELECT ICPSUB,FeeID,count(FeeID) as FeeID,sum(case when isnumeric(FeeCode)=1 then cast(FeeCode as decimal(20,2)) else 0 end) as FeeCode FROM SMSQueue WHERE LogTime >= '2003-1-1' AND LogTime <= '2003-1-1'
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