Ontology-Enriched Query Answering on Relational Databases.
Shqiponja AhmetajVasilis EfthymiouRonald FaginPhokion G. KolaitisChuan LeiFatma ÖzcanLucian PopaPublished in: AAAI (2021)
Keyphrases
- query answering
- relational databases
- ontology based data access
- data exchange
- integrity constraints
- data integration systems
- answering queries
- data integration
- incomplete information
- data complexity
- databases
- domain knowledge
- semantic web
- conjunctive queries
- sql queries
- database schema
- database
- relational model
- xml documents
- query rewriting
- domain ontology
- semantic annotation
- knowledge representation
- functional dependencies
- object oriented
- schema mappings
- normal form
- datalog programs
- xml databases
- data warehouse
- query answers
- semi automatic
- inconsistent databases
- semantic information
- data dependencies
- data model
- dl lite