Two-Tier Multiple Query Optimization for Sensor Networks.

Shili Xiang Hock-Beng Lim Kian-Lee Tan Yongluan Zhou

Published in: ICDCS (2007)

Keyphrases

sensor networks
query optimization
wireless sensor networks
database systems
sensor data
cost model
query processing
environmental monitoring
heterogeneous sensor networks

energy efficient
data collection
cost estimation
multidatabase systems
resource constrained
cardinality estimation
data streams
sensor nodes

xml data
communication cost
mobile sensor networks
query execution
data aggregation
energy consumption
query execution plans
communication bandwidth

query optimizer
data management
query optimizers
underwater acoustic
recursive queries
routing protocol
selectivity estimation
relational database systems