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The Accounts department requested a single view with a specific name to be used by the department to select data from the tables. John had created a view called House_View to display the combined Customer Name, House Number, Material ID and the Purchase Amount as provided below. However, the department has requested the view to be modified. Discuss the modifications required on the query to include a 2% discount to the customer and the total amount. In your query, also include the statement to run the view. Include the modified code. Sample Result: ) CUSTOMER 1 Philip, Willis 18 HOUSE_NUM ) MATERIAL_ID | PURCHASE AMT ) DISCOUNT |8 TOTAL 1 102 3 101 2 103 5 103 1050000 21000 1029000 2 Wayne, Bitterhout 1120000 22400 1097600 3 Thando, Zolani 1190000 23800 1166200 4 Sedrick, Jackson 1100000 22000 1078000 Original Code: CREATE VIEW House_View as select c.cust_ fname ||''l| c.cust_sname CUSTOMER, th.house_num, m.material_id, pa.purchase_amt from CUSTOMER C, TOWNHOUSE th, MATERIALS m, PURCHASE_AGREEMENT pa where c.cust_id = pa.cust_id and th.house_num = pa.house_num and m.material_id = pa.material_id;

The Accounts department requested a single view with a specific name to be used by the department to select data from the tables. John had created a view called House_View to display the combined Customer Name, House Number, Material ID and the Purchase Amount as provided below. However, the department has requested the view to be modified. Discuss the modifications required on the query to include a 2% discount to the customer and the total amount. In your query, also include the statement to run the view. Include the modified code. Sample Result: ) CUSTOMER 1 Philip, Willis 18 HOUSE_NUM ) MATERIAL_ID | PURCHASE AMT ) DISCOUNT |8 TOTAL 1 102 3 101 2 103 5 103 1050000 21000 1029000 2 Wayne, Bitterhout 1120000 22400 1097600 3 Thando, Zolani 1190000 23800 1166200 4 Sedrick, Jackson 1100000 22000 1078000 Original Code: CREATE VIEW House_View as select c.cust_ fname ||''l| c.cust_sname CUSTOMER, th.house_num, m.material_id, pa.purchase_amt from CUSTOMER C, TOWNHOUSE th, MATERIALS m, PURCHASE_AGREEMENT pa where c.cust_id = pa.cust_id and th.house_num = pa.house_num and m.material_id = pa.material_id;

Computer Networking: A Top-Down Approach (7th Edition)
Computer Networking: A Top-Down Approach (7th Edition)
7th Edition
ISBN:9780133594140
Author:James Kurose, Keith Ross
Publisher:James Kurose, Keith Ross
Chapter1: Computer Networks And The Internet
Section: Chapter Questions
Problem R1RQ: What is the difference between a host and an end system? List several different types of end...
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The Accounts department requested a single view with a specific name to be used by the department to select data from the tables. John had created a view called House_View to display the combined Customer Name, House Number, Material ID and the Purchase Amount as provided below. However, the department has requested the view to be modified. Discuss the modifications required on the query to include a 2% discount to the customer and the total amount. In your query, also include the statement to run the view. Include the modified code. Sample Result: CUSTOMER HOUSE_NUM MATERIAL_ID PURCHASE_AMT| DISCOUNT TOTAL 1 102 3 101 1 Philip, Willis 1050000 21000 1029000 2 Wayne, Bitterhout 1120000 22400 1097600 3 Thando, Zolani 2103 1190000 23800 1166200 4 Sedrick, Jackson 5 103 1100000 22000 1078000 Original Code: CREATE VIEW House_View as select c.cust_fname ||','|| c.cust_sname CUSTOMER, th.house_num, m.material_id, pa.purchase_amt from CUSTOMER C, TOWNHOUSE th, MATERIALS m, PURCHASE_AGREEMENT pa where c.cust_id = pa.cust_id and th.house_num = pa.house_num and m.material_id = pa.material_id;
Transcribed Image Text:The Accounts department requested a single view with a specific name to be used by the department to select data from the tables. John had created a view called House_View to display the combined Customer Name, House Number, Material ID and the Purchase Amount as provided below. However, the department has requested the view to be modified. Discuss the modifications required on the query to include a 2% discount to the customer and the total amount. In your query, also include the statement to run the view. Include the modified code. Sample Result: CUSTOMER HOUSE_NUM MATERIAL_ID PURCHASE_AMT| DISCOUNT TOTAL 1 102 3 101 1 Philip, Willis 1050000 21000 1029000 2 Wayne, Bitterhout 1120000 22400 1097600 3 Thando, Zolani 2103 1190000 23800 1166200 4 Sedrick, Jackson 5 103 1100000 22000 1078000 Original Code: CREATE VIEW House_View as select c.cust_fname ||','|| c.cust_sname CUSTOMER, th.house_num, m.material_id, pa.purchase_amt from CUSTOMER C, TOWNHOUSE th, MATERIALS m, PURCHASE_AGREEMENT pa where c.cust_id = pa.cust_id and th.house_num = pa.house_num and m.material_id = pa.material_id;
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