On the Expressiveness of Implicit Provenance in Query and Update Languages.
Peter BunemanJames CheneyStijn VansummerenPublished in: ICDT (2007)
Keyphrases
- expressive power
- database
- language independent
- data structure
- response time
- structured queries
- query processing
- data sources
- relevance feedback
- metadata
- user interaction
- query expansion
- first order logic
- user queries
- retrieval systems
- keywords
- provenance information
- keyword search
- database queries
- search engine
- highly expressive
- regular path queries
- insertions and deletions
- query formulation
- query execution
- data retrieval
- range queries
- data model
- information retrieval
- databases