Optimizing FOL Reducible Query Answering: Understanding Performance Challenges.
Damian BursztynFrançois GoasdouéIoana ManolescuPublished in: ISWC (Posters & Demos) (2016)
Keyphrases
- query answering
- data exchange
- dl lite
- data complexity
- data integration
- integrity constraints
- conjunctive queries
- answering queries
- query rewriting
- incomplete information
- first order logic
- real world
- data integration systems
- inconsistent databases
- case study
- inference rules
- datalog programs
- knowledge representation
- ontology based data access
- database
- xml data exchange
- dynamic environments
- data sources
- np hard
- expert systems
- database systems
- databases