Conjunctive Query Answering in the Description Logic EL Using a Relational Database System.
Carsten LutzDavid TomanFrank WolterPublished in: IJCAI (2009)
Keyphrases
- relational database systems
- description logics
- conjunctive query answering
- dl lite
- transitive roles
- database systems
- query processing
- database management systems
- sql queries
- exptime complete
- data storage
- database
- knowledge base
- databases
- relational databases
- relational algebra
- semantic web
- reasoning tasks
- knowledge representation
- computational properties
- b tree
- relational model
- inverse roles
- query optimization
- database design
- xml data
- data structure
- ontology languages
- machine learning
- xml queries
- database applications