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十分感谢楼上的三位!
用ISNULL函数解决了
我现在的语句
SELECT dbo.[001 IMAST TABLE].代码, ISNULL(dbo.月末加权平均成本.月末量, 0) AS 期初量, ISNULL(dbo.vSMMSI.入库量, 0) AS SI,
ISNULL(dbo.vSMMSO.出库量, 0) AS SO, ISNULL(dbo.月末加权平均成本.月末量, 0) + ISNULL(dbo.vSMMSI.入库量, 0) - ISNULL(dbo.vSMMSO.出库量, 0)
AS 库存量
FROM dbo.[001 IMAST TABLE] LEFT OUTER JOIN
dbo.月末加权平均成本 ON dbo.[001 IMAST TABLE].代码 = dbo.月末加权平均成本.MCode LEFT OUTER JOIN
dbo.vSMMSO ON dbo.[001 IMAST TABLE].代码 = dbo.vSMMSO.办公用品代码 LEFT OUTER JOIN
dbo.vSMMSI ON dbo.[001 IMAST TABLE].代码 = dbo.vSMMSI.办公用品代码 |
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