Abstract:Information Systems design is affected by the simplicity of the relational model types, though these types do not correspond directly to entities of real applications. In this paper, we present another approach, where the Information System designers would be able to directly represent the real world in a database model, very close to the Entity-Relationship (ER) model. A query and manipulation language that can handle composite data types, close to ER diagrams, is the Conceptual Universal Database Language (C… Show more
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