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2. Reverse map the following relational database to an ER diagram: Employee (ssn, firstName, lastName) Athlete (ssn, nickname) Athlete-sport (ssn, sport Athlete_Golf (ssn, handicap) Athlete_Tennis

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2. Reverse map the following relational database to an ER diagram: Employee (ssn, firstName, lastName) Athlete (ssn, nickname) Athlete-sport (ssn, sport Athlete_Golf (ssn, handicap) Athlete_Tennis (ssn, ranking) Member (san, firstName, lastName, type) Membership (type, cost) Locker (lockerNo, size, ssn) Escort (member.sn, suest.ssn) Guest (ssn,age, name)

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