A manufacturing company produces products. The following product information is stored: product name, product ID and quantity on hand. These products are made up of many components. Each component can be supplied by one or more suppliers. The following component information is kept: component ID, name, description, suppliers who supply them, and products in which they are used. Assumptions • A supplier can exist without providing components. • A component does not have to be associated with a supplier. • A component does not have to be associated with a product. Not all components are used in products. • A product cannot exist without components. Construct an ERD table to show how you would track this information.
A manufacturing company produces products. The following product information is stored: product name, product ID and quantity on hand. These products are made up of many components. Each component can be supplied by one or more suppliers. The following component information is kept: component ID, name, description, suppliers who supply them, and products in which they are used. Assumptions • A supplier can exist without providing components. • A component does not have to be associated with a supplier. • A component does not have to be associated with a product. Not all components are used in products. • A product cannot exist without components. Construct an ERD table to show how you would track this information.
Chapter1: Overview Of Database Concepts
Section: Chapter Questions
Problem 5HOA: Access path A database table is composed of records and fields hold data. Data is stored in records....
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Manufacturer
A manufacturing company produces products. The following product information is stored:
product name, product ID and quantity on hand. These products are made up of many
components. Each component can be supplied by one or more suppliers. The following
component information is kept: component ID, name, description, suppliers who supply them,
and products in which they are used.
Assumptions
• A supplier can exist without providing components.
• A component does not have to be associated with a supplier.
• A component does not have to be associated with a product. Not all components are
used in products.
• A product cannot exist without components.
Construct an ERD table to show how you would track this information.
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