'Identifying relationship' presentation slideshows

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Relational Concepts

Relational Concepts. Fundamental. very data-modeling technique has its own set of terms, definitions, and techniques. Why Do You Need a Data Model?. A model is an abstraction or representation of a subject that looks or behaves like all or part of the original. Benefits:

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Tutorial on E-R Diagrams

Tutorial on E-R Diagrams. Learn basic terminology and symbols See next four slides; refer to as needed in steps 2-4 below Learn the basics of E-R diagramming using Rational software

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