Queries with Guarded Negation (full version)
Vince BárányBalder ten CateMartin OttoPublished in: CoRR (2012)
Keyphrases
- probabilistic databases
- query processing
- query evaluation
- query language
- database queries
- logic programs
- deductive databases
- efficient processing
- web search engines
- user queries
- response time
- query formulation
- complex queries
- answering queries
- logic programming
- database
- horn clauses
- range queries
- query logs
- query answering
- fixed point
- data sources
- search queries
- retrieval systems
- knowledge representation
- rdf data
- database systems