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Why not just use Entity Relationship (ER) diagrams or a (UML) object diagram?

April 26, 2017diagram diagrams entity er object relationship UML

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Why not just use Entity Relationship (ER) diagrams or a (UML) object diagram?

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These types of diagrams are used to represent logical or physical models. The Education Data Model is a conceptual map (ontology) with the addition of attribute detail that cannot be represented using ER diagrams or UML object diagrams.