Query Evaluation and Progression in AOL Knowledge Bases.
Gerhard LakemeyerHector J. LevesquePublished in: IJCAI (1999)
Keyphrases
- query evaluation
- knowledge base
- query processing
- data complexity
- conjunctive queries
- query language
- dl lite
- transitive closure
- deductive databases
- description logics
- data management
- xml data
- efficient query evaluation
- expert systems
- knowledge representation
- logic programming
- probabilistic databases
- disjunctive deductive databases
- signature file
- query processing strategies
- querying xml documents
- query engine
- aggregate queries
- query answers
- probabilistic xml
- query optimization
- information retrieval
- tree pattern queries
- database