Query answering over ontologies specified via database dependencies.
Cristina CiviliPublished in: SIGMOD PhD Symposium (2014)
Keyphrases
- query answering
- database
- answering queries
- dl lite
- inconsistent databases
- data exchange
- databases
- ontology based data access
- data integration
- data complexity
- tuple generating dependencies
- query answers
- incomplete information
- ontology languages
- integrity constraints
- conjunctive queries
- inclusion dependencies
- database systems
- transitive roles
- data model
- data sets
- query rewriting
- database schema
- data management
- ontology mappings
- relational databases
- consistent query answering
- query language
- knowledge base
- data cleaning
- schema mappings
- description logics
- xml data exchange
- semantic web
- knowledge management