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Three-Level-Specification of Databases using an extended Entity-Relationship Model.

Uwe HohensteinLeonore NeugebauerGunter SaakeHans-Dieter Ehrich
Published in: EMISA (1987)
Keyphrases
  • databases
  • high level
  • management system
  • data management
  • conceptual model
  • information systems
  • database systems
  • relational databases
  • query language
  • object model
  • business intelligence
  • metamodel