Problem
List the possible orders to join the Rep, Customer, Orders, Order_Line tables when execuring the following SQL query. It uses the database described on page 4. SELECT Item _num, Num_ordered, L.Order _num, Order_date, C. Customer num, Customer_name, Last _name FROM Order_Line L, Orders 0, Customer C, Rep R WHERE 0.Order num = L.Order_num AND C.Customer num = 0. Customer num AND R. Rep_num = C. Rep_num ORDER BY Item num, L.Order num.