Question: Person-Employee Relational Keys Problem Consider the relational database with the relational schema with 3 relations below. It contains information on people, the companies they work

Person-Employee Relational Keys Problem Consider

Person-Employee Relational Keys Problem Consider the relational database with the relational schema with 3 relations below. It contains information on people, the companies they work for and the salary that make at the company. Note: one person can work for multiple companies. 1. What are the best possible primary keys in each relation? 2. Do you need to add additional attributes to represent the keys? Employee(person_name, street, city) Company(company_name, city) Works_For(person_name, company_name, salary) 3. Now determine any Foreign Keys and Draw the Relationships

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