Resolution-based Query Answering for Semantic Access to Relational Databases: A Research Note
Alexandre RiazanovPublished in: CoRR (2009)
Keyphrases
- query answering
- relational databases
- data exchange
- data integration systems
- integrity constraints
- conjunctive queries
- data integration
- data complexity
- answering queries
- incomplete information
- query rewriting
- databases
- relational model
- database
- inconsistent databases
- xml data exchange
- functional dependencies
- semantic web
- object oriented
- natural language
- semantic information
- null values
- normal form
- domain ontology
- sql queries
- datalog programs
- ontology languages
- xml documents
- data sets
- schema mappings
- ontology based data access
- xml databases
- database schema
- semantic annotation