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Introduction to Database Systems

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Create a Chen ERD and A Crow's foot ERD for ach of the following descriptions.

a. Each sports arena skybox is leased by exactly one company. A company may lease many skyboxes.
b. A cow is owned by one ranch, but each ranch may own many cows.
c. A life insurance policy covers one person, but a person may have many life insurance policies.
d. A recipe can contain many ingredients and an ingredient may be used in many recipes.
e. A player plays for a team and each team can have many players. A team may compete in many events and each event nay have many teams.

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This solution discusses database systems.

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