A company makes items. Each item has a name, ID and component quantity. Every item contains many components. Each component can be supplied by one or more suppliers. Suppliers have names and IDS. Each component has ID, name, description, suppliers who supply them, and items in which they are used. Not all suppliers provide components, and a component is not always associated with a supplier. Also, a component always have to be associated with one or more items. Finally, the company contact customers using their IDs, Names and Phones to sell them items. A customer can buy one or more items.

Operations Research : Applications and Algorithms
4th Edition
ISBN:9780534380588
Author:Wayne L. Winston
Publisher:Wayne L. Winston
Chapter19: Probabilistic Dynamic Programming
Section19.4: Further Examples Of Probabilistic Dynamic Programming Formulations
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Represent using E-R diagrams only no ERD or tables
6:52
A company makes items. Each item has a name, ID and component quantity.
Every item contains many components. Each component can be supplied by one
or more suppliers. Suppliers have names and IDS. Each component has ID, name,
description, suppliers who supply them, and items in which they are used. Not all
suppliers provide components, and a component is not always associated with a
supplier. Also, a component always have to be associated with one or more items.
Finally, the company contact customers using their IDs, Names and Phones to sell
them items. A customer can buy one or more items.
A
Page - 2
O
●
4G 27
X
18°C Mostly cloudy
Transcribed Image Text:6:52 A company makes items. Each item has a name, ID and component quantity. Every item contains many components. Each component can be supplied by one or more suppliers. Suppliers have names and IDS. Each component has ID, name, description, suppliers who supply them, and items in which they are used. Not all suppliers provide components, and a component is not always associated with a supplier. Also, a component always have to be associated with one or more items. Finally, the company contact customers using their IDs, Names and Phones to sell them items. A customer can buy one or more items. A Page - 2 O ● 4G 27 X 18°C Mostly cloudy
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