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Lecture 3
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Syllabus
OBJECT ORIENTED DATA MODEL --
OBJECT ORIENTED DATA MODEL
- CONVENTIONAL DATABASES (RELATIONAL, NETWORK, HIERARCHICAL) MODEL WELL BUSINESS FORM BASED APPLICATIONS
- BUSINESS FORM <=> RECORD <=> RELATION
- THEY DO NOT MODEL WELL APPLICATIONS WHICH USE RICHER DATA TYPES:
- NON ATOMIC ATTRIBUTES
- COMPUTER AIDED DESIGN (CAD)
- COMPUTER AIDED MANUFACTURING (CAM)
- MULTI-MEDIA
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Ugo O. Gagliardi
GSD-6306 Spring 2003-2004