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。