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The price of query rewriting in ontology-based data access.
Georg Gottlob
Stanislav Kikot
Roman Kontchakov
Vladimir V. Podolskii
Thomas Schwentick
Michael Zakharyaschev
Published in:
Artif. Intell. (2014)
Keyphrases
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ontology based data access
query rewriting
query answering
query optimization
conjunctive queries
data integration
xpath queries
spatial databases
query execution
xml queries
tree patterns
dl lite
incomplete information
data exchange
xml data
cost model
spatial data