Entities and Attributes Martex Inc. is a manufacturer of athletic equipment, and its primary lines of business include running, tennis, golf, swimming, basketball, and aerobics equipment.
Martex currently supplies four primary vendors including Sam's Sports, Total Effort, The Underline, and Maximum Workout.
Martex wants to build a database to help it organize its products.
In a group, identify the different types of entities, entity classes, attributes, keys and relationships Martex will want to consider when designing its database.