Question

Draw the associations that are described by the business rules that follow. Include the multiplicities for each relationship.
• A patient must be assigned to only one doctor, and a doctor can have one or many patients.
• An employee has one phone extension, and a unique phone extension is assigned to an employee.
• A bookstore sells at least one book, and a book can be sold at up to 10 other bookstores around town.
• A movie either has one star, two costars, or more than 10 people starring together. A star must be in at least one movie.



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  • CreatedMarch 13, 2013
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