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Published on 20 Jun 2013 | over 3 years ago

Dr. Soper gives a lecture on data modeling and the entity-relationship (ER) model. Topics include the components of ER models, depicting entities, attributes, relationships, and cardinalities in ER models, one-to-one, one-to-many, and many-to-many relationships, strong and weak entities, identifying and non-identifying relationships, supertypes and subtypes, and recursive relationships in data models.

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