The Average Length of Keys and Functional Dependencies in (Random) Databases.
János DemetrovicsGyula O. H. KatonaDezsö MiklósOleg SeleznjevBernhard ThalheimPublished in: ICDT (1995)
Keyphrases
- functional dependencies
- set of functional dependencies
- relational databases
- databases
- inclusion dependencies
- normal form
- integrity constraints
- database design
- database schemes
- relational model
- database
- relational database theory
- data dependencies
- xml documents
- relational data model
- conflict free
- approximate functional dependencies
- universal relation
- database applications
- foreign key
- database schema
- logical implication
- object oriented
- cardinality constraints
- null values
- user defined
- database technology
- entity relationship
- data model
- xml keys
- relational schema
- database theory
- multivalued dependencies
- relational database systems
- answering queries using views