Optimized query planning of continuous aggregation queries in dynamic data dissemination networks.
Rajeev GuptaKrithi RamamrithamPublished in: WWW (2007)
Keyphrases
- aggregation queries
- data dissemination
- sensor networks
- data retrieval
- query processing
- database queries
- wireless sensor networks
- indexing techniques
- information dissemination
- social networks
- constraint databases
- database
- energy efficient
- response time
- materialized views
- data streams
- aggregation functions
- mobile computing
- data aggregation
- data collection
- data warehouse
- cost model
- metric space
- transitive closure
- aggregate queries
- query evaluation
- on line analytical processing
- network structure
- data structure
- similarity search
- decision support