Query Answering System as a Tool in Incomplete Distributed Information System Optimization Process.
Agnieszka DardzinskaKatarzyna IgnatiukMalgorzata ZdrodowskaPublished in: FDSE (2017)
Keyphrases
- query answering
- optimization process
- data exchange
- information systems
- integrity constraints
- data complexity
- data integration
- optimization method
- conjunctive queries
- incomplete information
- answering queries
- distributed systems
- query rewriting
- datalog programs
- cooperative
- optimization algorithm
- schema mappings
- multi agent
- query answers
- ontology based data access
- databases
- end users
- dl lite
- data sets
- query relaxation
- database