Query Optimization over Distributed Data Stream.
Shuang WangZhenhua TanXiaoxing GaoPublished in: HIS (2) (2009)
Keyphrases
- query optimization
- continuous queries
- data streams
- database systems
- query processing
- cost model
- distributed query processing
- multidatabase systems
- data placement
- distributed systems
- sliding window
- cost estimation
- cardinality estimation
- parallel query processing
- query execution
- xml data
- distributed environment
- query execution plans
- query scheduling
- streaming data
- approximate query answering
- peer to peer
- join queries
- execution plan
- query optimizers
- stream data
- query optimizer
- query plan
- data sets
- recursive queries
- concept drift
- object oriented databases
- data distribution