Cardinality Constraints in the Entity-Relationship Model.
Maurizio LenzeriniGaetano SantucciPublished in: ER (1983)
Keyphrases
- cardinality constraints
- entity relationship
- database design
- functional dependencies
- relational model
- quantifier elimination
- boolean algebra
- datalog queries
- relational databases
- constraint query languages
- data modeling
- normal form
- data model
- object oriented
- database applications
- deductive databases
- database schema
- conceptual model
- databases
- closed sets
- integrity constraints
- database systems
- complex objects