Logical queries over views: Decidability and expressiveness.
James BaileyGuozhu DongAnthony Widjaja ToPublished in: ACM Trans. Comput. Log. (2010)
Keyphrases
- database
- query processing
- query language
- response time
- query evaluation
- user queries
- expressive power
- multiple views
- web search engines
- query rewriting
- query answering
- databases
- relational query languages
- database views
- view selection
- query containment
- database queries
- description logics
- transitive closure
- computational properties
- query terms
- retrieval systems
- query expansion
- information retrieval systems
- queries using views
- aggregate views