触发器示例代码
SET QUOTED_IDENTIFIER ON
GO
SET ANSI_NULLS ON
GO
GO
SET ANSI_NULLS ON
GO
ALTER trigger SalesOrderD_T_Checking on dbo.SalesOrderD
for insert , update
as
declare @a int
if exists(select * from inserted
inner join SalesOrderH on inserted.ReceiptCode = SalesOrderH.ReceiptCode
where not exists(select * from CustProd
where CustProd.CustomerCode = SalesOrderH.CustomerCode
and CustProd.CustomerType = SalesOrderH.CustomerType
and CustProd.TradingConditionCode = SalesOrderH.TradingConditionCode
and CustProd.ItemNo = inserted.ItemNo))
inner join SalesOrderH on inserted.ReceiptCode = SalesOrderH.ReceiptCode
where not exists(select * from CustProd
where CustProd.CustomerCode = SalesOrderH.CustomerCode
and CustProd.CustomerType = SalesOrderH.CustomerType
and CustProd.TradingConditionCode = SalesOrderH.TradingConditionCode
and CustProd.ItemNo = inserted.ItemNo))
begin
raiserror('Save error ! , You do not insert Item which is not in Customer Product List .',16,1)
end
end
--raiserror('DaiWei is stupid ! , .',16,1)
/*
select CustomerCode,CustomerType,TradingConditionCode,ItemNo from SalesOrderD
inner join SalesOrderH on SalesOrderD.ReceiptCode = SalesOrderH.ReceiptCode
where not exists(select * from CustProd
where CustProd.CustomerCode = SalesOrderH.CustomerCode
and CustProd.CustomerType = SalesOrderH.CustomerType
and CustProd.TradingConditionCode = SalesOrderH.TradingConditionCode
and CustProd.ItemNo = SalesOrderD.ItemNo)
select * from custprod where CustomerCode = 'TZ'
*/
*/
GO
SET QUOTED_IDENTIFIER OFF
GO
SET ANSI_NULLS ON
GO
SET QUOTED_IDENTIFIER OFF
GO
SET ANSI_NULLS ON
GO
