​ Structure of the ORDERS Table

question 36

Multiple Choice

​
Structure of the ORDERS table
Structure of the CUSTOMERS table
​
-Which of the following SQL statements will display all customers who have not recently placed an order?​

• A) ​SELECT customer# FROM customers UNION SELECT customer# FROM orders;
• B) ​SELECT customer# FROM orders MINUS SELECT customer# FROM customers;
• C) ​SELECT customer# FROM orders INTERSECT SELECT customer# FROM customers;
• D) ​SELECT customer# FROM customers MINUS SELECT customer# FROM orders;

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