Defining External Schemas for an Entity-Relationship Database.
James A. LarsonP. A. DwyerPublished in: ER (1983)
Keyphrases
- entity relationship
- database schema
- conceptual schema
- database
- relational databases
- object oriented
- relational schema
- conceptual schemas
- er model
- database design
- data model
- databases
- data integration
- integrity constraints
- conceptual model
- extended entity relationship
- functional dependencies
- conceptual models
- schema mappings
- entity relationship diagrams
- conceptual database design
- normal form
- relational data model
- query language
- data modeling
- conceptual modeling
- data exchange
- relational model
- xml schema
- database management systems
- data sets
- knowledge acquisition
- domain knowledge
- database systems