Top-k vectorial aggregation queries in a distributed environment.
Guy SagyIzchak SharfmanDaniel KerenAssaf SchusterPublished in: J. Parallel Distributed Comput. (2011)
Keyphrases
- distributed environment
- aggregation queries
- sensor networks
- aggregation functions
- query processing
- database queries
- constraint databases
- distributed systems
- indexing techniques
- materialized views
- intelligent agents
- peer to peer
- relational database systems
- skyline queries
- heterogeneous data sources
- on line analytical processing
- efficient computation
- linear constraints
- query optimization
- similarity search
- wireless sensor networks