sqlserver trigger（觸發器）-更新某幾列數據時觸發

CREATE TRIGGER Tr_tbstudent
ON tbstudent
AFTER INSERT, UPDATE – 在更新和插入之后
AS
BEGIN
if update(iState) or update(iAudit)–如果tbstudent表中的iState或iAudit兩列發生改變所觸發的事件；  
declare @iState int;
declare @iAudit int

declare @ID varchar(10)

select @iState=iState from inserted;--inserted表示當前修改的數據行
select @iAudit=iAudit from inserted;

select @ID=ID from inserted

update tbStudentScore set istate = @iState where id =@ID;
END