Selective Provenance for Datalog Programs Using Top-K Queries.
Daniel DeutchAmir GiladYuval MoskovitchPublished in: Proc. VLDB Endow. (2015)
Keyphrases
- datalog programs
- semantic query optimization
- recursive queries
- query processing
- datalog queries
- inconsistent databases
- query evaluation
- conjunctive queries
- query language
- query containment
- data complexity
- query answering
- deductive databases
- result set
- magic sets
- database queries
- query optimization
- database
- range queries
- transitive closure
- aggregation queries
- database systems
- metadata
- provenance information
- consistent query answering
- response time
- relational algebra
- aggregate queries
- relational database systems
- index structure
- distributed systems
- data model
- databases