10 Advanced Modeling Issues

Abstract

This chapter discusses the following advanced modeling issues in object-role modeling: join constraints; deontic rules; temporal modeling aspects; collection types; nominalization vs. objectification; open/closed world semantics; higher-order types; and further constraints involving subtyping.

Keywords

ORM; Join constraints; Deontic rules; Temporality; Collection types; Nominalization; Open/closed world semantics; Higher-order types; Advanced subtyping

10.1 Join ...

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