On the expressiveness of implicit provenance in query and update languages.
Peter BunemanJames CheneyStijn VansummerenPublished in: ACM Trans. Database Syst. (2008)
Keyphrases
- expressive power
- query processing
- database
- response time
- metadata
- data structure
- user queries
- compound words
- structured queries
- provenance information
- data sources
- query formulation
- query expansion
- user interaction
- query evaluation
- databases
- relevance feedback
- information retrieval
- range queries
- fine grained
- database queries
- result set
- language independent
- query execution
- keywords
- search engine