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pdf P01 Entity Relationship modeling from an ORM perspective: Part 1

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This is a revised version of an article that first appeared in the December 1999 issue of the Journal of Conceptual Modeling.

This paper is the first in a series of articles examining data modeling in the Entity relationship (ER) approach from the perspective of Object Role Modeing (ORM). After a brief historical introduction, this article examines basic aspects of the Barker notation for ER.

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