Using Relaxation Techniques to Evaluate Queries in Deductive Databases.
Susumu SuzukiToshihide IbarakiMasahichi KishiPublished in: DEXA (1991)
Keyphrases
- deductive databases
- query evaluation
- semantic query optimization
- constraint checking
- integrity constraints
- query processing
- disjunctive deductive databases
- fixpoint
- query language
- integrity checking
- logic programming
- probabilistic databases
- conjunctive queries
- declarative language
- view definitions
- declarative semantics
- model theoretic
- data management
- closed world assumption
- database
- data model
- data complexity
- logic programs
- xml data
- query result
- hypothetical reasoning
- complex queries
- range queries
- fixpoint semantics
- query optimization