Location: Hypertext Review / Database Issues / Requirements for Next-Generation Systems / Extensibility and Tailorability Site Map

j. Extensibility and Tailorability

Extensibility involves the ability to handle extensions to the existing data model (schema evolution) in a flexible and safe manner. The database layer should not only be able to handle the structural part of the hypertext data model but also the semantic part to ensure data abstraction and encapsulation of the evolving data model.