A Multilevel Relational Data Model.
Dorothy E. DenningTeresa F. LuntRoger R. SchellMark R. HeckmanWilliam R. ShockleyPublished in: IEEE Symposium on Security and Privacy (1987)
Keyphrases
- relational data model
- data model
- query language
- relational algebra
- relational database systems
- relational databases
- relational model
- functional dependencies
- entity relationship
- complex objects
- data types
- database
- abstract data types
- database systems
- databases
- expressive power
- object oriented
- normal form
- sql queries
- integrity constraints
- conjunctive queries
- general purpose