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Science-Related Homework Help Computer Studies Topic started by: Heff on Sep 2, 2017



Title: What relationship pattern is illustrated in the following schema?VEHICLE (VehicleID, Cost)CAR ...
Post by: Heff on Sep 2, 2017
What relationship pattern is illustrated in the following schema?

   VEHICLE (VehicleID, Cost)
   CAR (VehicleID, NumberOfSeats)
   TRUCK (VehicleID, CargoCapacity)

   VehicleID in CAR must exist in VehicleID in VEHICLE
   VehicleID in TRUCK must exist in VehicleID in VEHICLE
A) Association relationship
B) Intersection relationship
C) Recursive relationship
D) Strong entity relationship
E) Supertype/subtype relationship


Title: Re: What relationship pattern is illustrated in the following schema?VEHICLE (VehicleID, Cost)CAR ...
Post by: ade9ja on Sep 2, 2017
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Title: Re: What relationship pattern is illustrated in the following schema?VEHICLE (VehicleID, Cost)CAR ...
Post by: Heff on Jul 8, 2018
Answered all my Q's correctly