Maintain 3rd Normal Form ( 3rdNF )

Part 2 Maintain 3rd Normal Form: ( 3rd NF )

Each customer may place multiple orders, and each order may consist of multiple products

Each Customer is serviced by a Sales Representative that is an employee of PSC. A Sales Rep may service multiple customers.

Employees that are Sales Reps are paid commission on their sales based on a commission rate for the Sales Representative. Different Sales Reps may have different commission rates.

All products are purchased from suppliers, and multiple suppliers can provide each product; however, some products can also be fabricated by PSC. Different suppliers charge different amounts for the products. Fabricated products consist of a Bill of Materials that describes the components (parts) of each product. Component parts are products too.

Each employee is required to complete a series of PSC courses. It is essential to document the courses employees complete, as these skills are used to evaluate promotion eligibility.

Customer CustomerID CustomerName CustomerAddress CustomerPhone Product ProductID ProductDesc UnitPrice QuantitylnStock Order OrderID OrderDate DueDate ShipDate CustomerlD (FK) OrderLine OrderLinelD Quantity OrderlD (FK) ProductID (FK) Customer CustomerID CustomerName CustomerAddress CustomerPhone Product ProductID ProductDesc UnitPrice QuantitylnStock Order OrderID OrderDate DueDate ShipDate CustomerlD (FK) OrderLine OrderLinelD Quantity OrderlD (FK) ProductID (FK)