Temporalizing rewritable query languages over knowledge bases.
Stefan BorgwardtMarcel LippmannVeronika ThostPublished in: J. Web Semant. (2015)
Keyphrases
- query language
- knowledge base
- query answering
- conjunctive queries
- expressive power
- data model
- description logics
- dl lite
- relational algebra
- dl programs
- database
- knowledge sources
- knowledge acquisition
- logic programming
- query evaluation
- object oriented
- knowledge based systems
- data complexity
- knowledge representation
- regular expressions
- xml data
- wordnet
- regular path queries
- expert systems
- recursive queries
- knowledge representation systems
- query engine
- data mining query language
- relational calculus
- possibilistic logic
- reasoning process
- semantic network
- data exchange
- domain knowledge
- databases