0
我試圖讓SUM()返回列中總和正值和負值的總和。相反,它目前正在返回一個正值和一個負值,任何人都可以幫忙嗎?SQL Sum()返回正值和負值
SELECT
LedgerAP.Period, LedgerAP.Account, SUM(LedgerAP.Amount) Amount
FROM
LedgerAP
WHERE
LedgerAP.Period >= 201500 AND LedgerAP.Account = N'105.71'
GROUP BY LedgerAP.Period, LedgerAP.Account
HAVING SUM(Amount) <> 0
UNION ALL
SELECT
LedgerAR.Period, LedgerAR.Account, SUM(LedgerAR.Amount)
FROM
LedgerAR
WHERE
LedgerAR.Period >= 201500 AND LedgerAR.Account = N'105.71'
GROUP BY LedgerAR.Period, LedgerAR.Account
UNION ALL
SELECT
LedgerEx.Period, LedgerEx.Account, SUM(LedgerEx.Amount)
FROM
LedgerEx
WHERE
LedgerEx.Period >= 201500 AND LedgerEx.Account = N'105.71'
GROUP BY LedgerEx.Period, LedgerEx.Account
UNION ALL
SELECT
LedgerMisc.Period, LedgerMisc.Account, SUM(LedgerMisc.Amount)
FROM
LedgerMisc
WHERE
LedgerMisc.Period >= 201500 AND LedgerMisc.Account = N'105.71'
GROUP BY LedgerMisc.Period, LedgerMisc.Account