Peter Cooper wrote: > If Peter is doing a HR system for an individual client then it is > necessary to be able to find all the roles that a person has been > involved in from time to time (project lead on proj A, head of tea > committee...), a single Extent makes this much easier
Under my model, those all fall within the persistent subclass Employee and could be a single extent. Obviously you have EmployeeRoles here, not PersonRoles.
