Periodic Query Optimization Leveraging Popularity-Based Caching in Wireless Sensor Networks for Industrial IoT Applications.
Zhangbing ZhouDeng ZhaoXiaoling XuChu DuHuilin SunPublished in: Mob. Networks Appl. (2015)
Keyphrases
- query optimization
- wireless sensor networks
- query processing
- database systems
- cost model
- management system
- sensor networks
- cost estimation
- energy consumption
- cardinality estimation
- multidatabase systems
- query execution plans
- prefetching
- query execution
- data access
- xml data
- social media
- sensor nodes
- continuous queries
- query plan
- query scheduling
- query optimizers
- data management
- selectivity estimation
- query optimizer
- join queries
- execution plan
- index structure
- recursive queries
- database applications
- database
- approximate query answering
- big data