A General Framework for Query Answering in Data Quality-based Cooperative Information Systems.
Zoran MajkicPublished in: IQIS (2004)
Keyphrases
- data quality
- query answering
- cooperative
- information systems
- data exchange
- answering queries
- data integration
- data complexity
- integrity constraints
- incomplete information
- conjunctive queries
- data warehouse
- data cleaning
- data transformation
- information technology
- multi agent systems
- query rewriting
- spatial databases
- query answers
- inconsistent databases
- xml data exchange
- dl lite
- schema mappings
- conceptual modeling
- datalog programs
- decision support system
- query containment
- data model
- case study
- consistent query answering
- knowledge base
- decision making