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Engineering · Computer Science
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Given is a booking relation in a flight booking system (assume attribute values are atomic): BOOKING ( FlightNr, CNr, Airline, Land, Destination, DestinationCountry, Departure, FlightDate, BookingDate, Price, CName, BonusMiles ) The following functional dependencies hold in the relation schema, leading to data redundancies: • FlightNr → Destination • FlightNr → Airline • FlightNr → DestinationCountry • FlightNr → Land • FlightNr → Departure • Destination → DestinationCountry • Airline → Land • CNr → CName • CNr → BonusMiles Design, step-by-step, a database schema in 3rd Normal Form using decomposition. Note the primary keys.

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