Data Management

Mapping Conceptual Models to Database Schemas

Download Now Date Added: Mar 2010
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The mapping of a conceptual-model instance to a database schema is fundamentally the same for all conceptual models. A conceptual-model instance describes the relationships and constraints among the various data items. Given the relationships and constraints, the mappings group data items together into flat relational schemas for relational databases and into nested relational schemas for object-based and XML storage structures.