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