Processing Recursive Queries in Relational Algebra.
Peter M. G. ApersMaurice A. W. HoutsmaFrank BrandsePublished in: DS-2 (1986)
Keyphrases
- relational algebra
- recursive queries
- query language
- transitive closure
- relational model
- expressive power
- data model
- normal form
- first order logic
- aggregate functions
- relational calculus
- relational database systems
- complex objects
- query optimization
- relational data model
- relational databases
- fixpoint
- database theory
- database technology
- artificial intelligence
- functional dependencies
- database systems
- machine learning
- databases