The article headed “Relational database as a source of an ontology creation” deals with mapping relational data into ontology, or filling ontology with data from relational databases. It describes the issue of mapping database schemas (particularly relational models) for common data models expressed in the form of ontology. Generous room is given to methods of acquiring ontology from relational databases, where rules are specified and simple example are used to demonstrate their use, mapping of individual concepts of a relational data model into ontology concepts.
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