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In this white paper, data modeling expert Bert Scalzo examines the underutilized technique of entity supertyping and subtyping (also known as generalization hierarchies or inheritance). He explains when and why these techniques should be used through the use of examples and tables.This is the last in a series of three data modeling white papers, which includes Data Modeling: Common Mistakes and Their Impact and Data Modeling: It's All About the Relationships.
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