问题:
Click the Exhibit button and examine the data from the ORDERS and CUSTOMERS tables.
Evaluate the SQL statement:
SELECT *
FROM orders
WHERE cust_id = (SELECT cust_id
FROM customers
WHERE cust_name = 'Smith');
What is the result when the query is executed?()
A . A
B . B
C . C
D . D
E . E
Click the Exhibit button and examine the data from the ORDERS and CUSTOMERS tables.
Evaluate the SQL statement:
SELECT *
FROM orders
WHERE cust_id = (SELECT cust_id
FROM customers
WHERE cust_name = 'Smith');
What is the result when the query is executed?()
● 参考解析
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