Abstraction Levels for Entity-Relationship Schemas.
Chiara FrancalanciBarbara PerniciPublished in: ER (1994)
Keyphrases
- entity relationship
- abstraction levels
- conceptual schema
- conceptual schemas
- database schema
- relational schema
- levels of abstraction
- object oriented
- database design
- conceptual models
- relational databases
- extended entity relationship
- er model
- conceptual modelling
- conceptual database design
- databases
- integrity constraints
- conceptual model
- conceptual modeling
- entity relationship diagrams
- relational model
- data model
- data modeling
- data integration
- schema mappings
- functional dependencies
- database
- xml schema
- domain knowledge
- data exchange
- general purpose
- management system