Intensional Query Answering to XQuery Expressions.
Simone GaspariniElisa QuintarelliPublished in: DEXA (2005)
Keyphrases
- query answering
- query rewriting
- data integration
- data exchange
- conjunctive queries
- answering queries
- query language
- xml queries
- data complexity
- incomplete information
- integrity constraints
- data model
- xml schema
- xml data
- query evaluation
- inconsistent databases
- natural language
- data management
- data warehouse
- xml documents
- databases
- ontology based data access
- query processing
- dl lite
- query relaxation
- query optimization
- logic programs
- ontology languages
- query containment
- query answers