Query Answering in Peer-to-Peer Data Exchange Systems
Leopoldo E. BertossiLoreto BravoPublished in: CoRR (2004)
Keyphrases
- data exchange
- query answering
- data integration
- peer to peer
- conjunctive queries
- schema mappings
- data management
- answering queries
- data complexity
- inconsistent databases
- query rewriting
- consistency checking
- integrity constraints
- closed world assumption
- building blocks
- xml queries
- databases
- dl lite
- query answers
- unions of conjunctive queries
- xml data exchange
- closed world
- data integration systems
- database schema
- database systems