Review of Entity-Relationship Model

3/10/99


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Table of Contents

Review of Entity-Relationship Model

Data Models

The Entity-Relationship (E-R) Model

Entities

Attributes

Relationships

Relationships: connectivity

Relationships: participation

Weak Entities

Composite Entities

Abstraction Level of Data Model

ACCESS Relationship Diagrams

Deliverables

Author: zack

Email: mzack@cba.neu.edu

Home Page: http://www.cba.neu.edu/~mzack

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