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Pine Valley Furniture Case Study/Project Summary Pine Valley Furniture requests the development of a relation data model and source to enable the acceleration of business. The model and source should ilustrate the housing of necessary information related to the operations of their business. Bolow, a product manager has recorded the following facts and notes to build from. Please review the goals and deiverables table to understand when a deliverable is required. Goals and Deliverables Rabie 1 Gabs Decherables-Due Dates Facts and Notes The company sells a number of different furniture products. - These products are grouped into several product lines. - The identifier for a product is Product_ID, while the identifier for a product line is Product_Line_ID. - Referring to the customer invoice, we identily the following additional attroutes for product: Product_Description, Product_Finish, and Unit_Price. - Another attribute from product line is Product_Line_Name. - A product line may group any number of products, but must group at least one product. - Each product must belong to exactly one product line. Customers submit orders for products - The identifier from an order is Order-1D, and another attribute is Order_Date. - A customer may submit any number of orders, but need not submit any orders. - Each order is submitted by exactly one customer. - The identifier for a customer is Customer_iD. - Other attributes include Customer_Name andCustomer_Address. A given customer order must request at least one product. - Any product sold by Pine Valley Furniture may not be requested on any order or may be requested on one or more arders. - An attribute associated with each order and product is Quantity, which is the number of units requested. Pine Valley Fumiture has established sales territories for its customers. - Each customer does business in one or more of these sales territories. - The identifier for a sales territory is Territory_ID. - A sales territory may have any number of customers, or may not have any customers doing business. Pine Valley Fumiture Company has several salespersons. - The identifier for a salesperson is Salesperson_ID. - Other attributes include Salesperson_Name, Salesperson_Telephone, and Salesperson_Fax. - A salesperson serves exactly one sales territary. - Each sales territory is served by one or more salespersons. Each product is assembled from one or more raw materials. - The identifier for the raw material entity is Material ID. - Other attributes include Unit_of_Measure and Unit_Price. - Each raw material may be assembled into one or more products.
Raw materials are supplied by vendors. - The identifier for a vendor is Vendor_ID. - Other attributes include Vendor_Name and Vendor_Address. - Each raw material can be supplied by one or more vendors. - A vendor may supply any numver of raw materials, or may not supply any raw materials to Pine Valley Furniture. - An attribute of the relationship between vendor and raw material is Unit_Price Pine Valley Furniture has established a number of work centers. - The identifier for a work center is Work_Center_ID. - Another attribute is Location. Each product is produced in one or more work centers. - A work center may be used to produce any number of products, or may not be used to produce any products. The company has over 100 employees. - The identifier for employee is Employee_ID. - Other attributes are Employee_Name, EmployeeAddress, and Sill. - An employee may have more than one skill. - And Each skill can be mastered by many employees or none. Each employee works in one or more work centers. . A work center must have at least one employee working in that center but may have any number of employees. Each employee has exactly one supervisor. - An employee who is a supervisor may supervise any number of employees, but not all employees are supervisors.