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What is Overview of Data Models in Databases about?

This document discusses data models and the Entity-Relationship model. It provides information on the different components of an Entity-Relationship diagram including entities, attributes, relationships, keys and cardinality. It also discusses the different types of each component, how they are represented in an ERD, and guidelines for defining them. The document is an introduction to data modeling and the Entity-Relationship model.

Author

doreenoscar9

Language

EN