Table of Contents
Database Design
Database Design Formalisms
Object Definition Language
ODL Class Declarations
ODL Example
ODL Declarations
ODL Example Extended
ODL Declarations, Extended
ODL Example, Extended Again
ODL Declarations, Extended Again
Types in ODL
Allowable Types in ODL
Entity / Relationship Diagrams
PPT Slide
Multi-way Relationships
Roles in Relationships
Roles in Relationships
Attributes on Relationships
Design Principles
What’s Wrong?
What’s Wrong?
Do we really need 3-way relationships?
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Author: Alon Levy
Email: alon@cs.washington.edu
Home Page: http://www.cs.washington.edu/homes/alon
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