5系3.97批量刪除采購開單從表重復項并合計到主表
drop ?table #tb2
select b.billid,b.goodsid,min(itemno) rid into #tb2 from P_Purchasedetail b?
group by b.billid,b.goodsid
--（所影響的行數為 381 行）
select * from #tb2

--delete from P_Purchasedetail where not exists?
select * from P_Purchasedetail where not exists?
(select #tb2.rid from #tb2?
where P_Purchasedetail.itemno=#tb2.rid?
and P_Purchasedetail.goodsid=#tb2.goodsid
and P_Purchasedetail.billid=#tb2.billid
?)?
--（所影響的行數為 774 行）
（所影響的行數為 1155 行）

delete from P_Purchasedetail where not exists?
--select * from P_Purchasedetail where not exists?
(select #tb2.rid from #tb2?
where P_Purchasedetail.itemno=#tb2.rid?
and P_Purchasedetail.goodsid=#tb2.goodsid
and P_Purchasedetail.billid=#tb2.billid
?)?

select * from ?P_Purchase where billid =5
select * from ?P_Purchasedetail where billid =5
4770.00

select ?billid bid,sum(amount) am ,sum(lcamount) lcam into #a from P_Purchasedetail a?
group by billid
select * from #a
update p set p.amount=#a.am ,p.lcamount=#a.lcam from P_Purchase p ,#a ?where p.billid=#a.bid

（所影響的行數為 234 行）

select * from?

總結

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