Keyphrases
- deductive databases
- integrity constraints
- query evaluation
- logic programming
- disjunctive deductive databases
- fixpoint
- declarative language
- semantic query optimization
- artificial intelligence
- closed world assumption
- integrity checking
- declarative semantics
- constraint checking
- stable models
- hypothetical reasoning
- model theoretic
- databases
- object identity
- general purpose
- fixpoint semantics
- query processing
- data mining