Object-Role Modeling & Ambiguity

A suitable counterexample to the notion that Object-Role Modeling is unambiguous

We take a model for a UoD (Universe of Discourse) where we model the data requirements to store information about Round the World Tickets for an Airline. The scenario is where a person outlines the cities and countries that they would like to visit, and where the data model captures that information and the suitable set of tickets with one or more airlines such that there is a record of the Round the World Ticket that encapsulates that set…



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