Corpus ID: 9746677

Subtyping Revisited

@inproceedings{Halpin2007SubtypingR,
  title={Subtyping Revisited},
  author={T. Halpin},
  year={2007}
}

T. Halpin

Published 2007

In information systems modeling, the business domain being modeled often exhibits subtyping aspects that can prove challenging to implement in either relational databases or object-oriented code. In practice, some of these aspects are often handled incorrectly. This paper examines a number of subtyping issues that require special attention (e.g. derivation options, subtype rigidity, subtype migration), and discusses how to model them conceptually. Because of its richer semantics, the main… CONTINUE READING

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