Sum column values and also check null condition
Question
我将此列转换为金钱，并且最重要的是，我需要对该列值求和，并且需要设置验证，例如该列是否具有空值，它必须返回零。
select '$ '+ CONVERT(varchar,CONVERT(decimal(10,0),CONVERT(money, Amt_Value)),1) as [Amount] from Products
1 answers
solution1
0 ACCPTED 2014-03-28 14:18:07
使用SUM和ISNULL
select '$ '+ CONVERT(varchar,CONVERT(decimal(10,0),CONVERT(money, ISNULL(SUM(Amt_Value),0.00))),1) as [Amount] from Products
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