not in 效率低，怎么把not in 给替换掉

Question

SELECT sp.* FROM Prc_SalePolicy sp WHERE sp.UseState=1 AND sp.AccId=3103 AND sp.Prc_SPId NOT IN (SELECT Prc_SPId FROM Prc_CustSetSP WHERE Fin_AccDtId=123425430000004) not in 效率低，怎么把not in 给替换掉？

Answer 1

SELECT sp.* FROM Prc_SalePolicy sp 
left join Prc_CustSetSP  pc on sp.Prc_SPId  =pc.Prc_SPId 
WHERE  
sp.UseState=1 
AND sp.AccId=3103 
AND Fin_AccDtId!=123425430000004)
SELECT sp.* FROM Prc_SalePolicy sp 
left join Prc_CustSetSP  pc on sp.Prc_SPId  =pc.Prc_SPId 
WHERE  
sp.UseState=1 
AND sp.AccId=3103 
AND Fin_AccDtId<123425430000004)
union
SELECT sp.* FROM Prc_SalePolicy sp 
left join Prc_CustSetSP  pc on sp.Prc_SPId  =pc.Prc_SPId 
WHERE  
sp.UseState=1 
AND sp.AccId=3103 
AND Fin_AccDtId>123425430000004)

 

Answer 2

SELECT sp.* FROM Prc_SalePolicy sp
WHERE
sp.UseState=1
AND sp.AccId=3103
AND NOT EXISTS(SELECT 1 FROM Prc_CustSetSP pc WHERE pc.Prc_SPId = sp.Prc_SPId AND Fin_AccDtId=123425430000004)