2011-12-28 126 views
1

Indepenedent子查询这两个查询是相同还是相同的输出?

SELECT Cust_Name 
FROM Customer_Details    
    WHERE Cust_ID 
    IN 
     (SELECT Cust_ID 
     FROM Customer_Loan)     
      AND Cust_ID IN 
     (SELECT Cust_ID 
      FROM Customer_Fixed_Deposit); 

相关子查询

SELECT Cust_ID 
FROM Customer_Details    
    WHERE Cust_ID 
    IN 
     (SELECT Cust_ID 
     FROM Customer_Loan 
     WHERE Customer_Loan.Cust_ID = Customer_Details.Cust_ID)     
      AND Cust_ID IN 
     (SELECT Cust_ID 
      FROM Customer_Fixed_Deposit 
    WHERE Customer_Fixed_Deposit.Cust_ID = Customer_Details.Cust_ID); 

我们应该找到谁的贷款选择,以及FD客户。

回答

2

最终输出对于两者都是相同的。