Ad-hoc Top-k Query Answering for Data Streams.
Gautam DasDimitrios GunopulosNick KoudasNikos SarkasPublished in: VLDB (2007)
Keyphrases
- query answering
- data streams
- data exchange
- query processing
- integrity constraints
- conjunctive queries
- data complexity
- answering queries
- incomplete information
- query rewriting
- data integration
- data distribution
- data integration systems
- query answers
- data sets
- outlier detection
- sensor networks
- query containment
- inconsistent databases
- schema mappings
- datalog programs
- continuous queries
- result set
- uncertain data