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Consider a database that keeps track of the basic information for MUNDO RIDESHARE, a ride providing service. With MUNDO RIDESHARE any user can both take
Consider a database that keeps track of the basic information for MUNDO RIDESHARE, a ride providing service. With MUNDO RIDESHARE any user can both take and provide many rides, but not all users provide rides and not all users take rides. For any ride, exactly one user provides the ride but one or many users can take the ride. The incomplete ERD for this database is shown here.
Observe the MUNDO RIDESHARE ER Diagram. What is the correct
cardinality symbol for the RIDE side of the aaa? relationship?
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