Design entity relationship diagram for mail order database

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Reference no: EM131252378

Consider a mail order database in which employees take orders for parts from customers. The data requirements are summarized as follows:

• The mail order company has employees identified by a unique employee number, their first and last names, and a zip code where they are located.

• Customers of the company are uniquely identified by a customer number. In addition, their first and last names and a zip code where they are located are recorded.

• The parts being sold by the company are identified by a unique part number. In addirion, a part name, their price, and quantity in stock are recorded.

• Orders placed by customers are taken by employees and are given a unique order number. Each order may contain certain quantities of one or more parts and their received date as well as a shipped date is recorded.

Design an Entity-Relationship diagram for the mail order database and enter the design using a data-modeling tool such as ERWin.

Reference no: EM131252378

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