PET: Reducing Database Energy Cost via Query Optimization.
Zichen XuYi-Cheng TuXiaorui WangPublished in: Proc. VLDB Endow. (2012)
Keyphrases
- query optimization
- database systems
- database
- query plan
- cost estimation
- execution plan
- cost model
- query processing
- databases
- multidatabase systems
- cardinality estimation
- approximate query answering
- query execution plan
- query execution
- efficient query processing
- data model
- data placement
- data management
- join operators
- xml data
- query scheduling
- query optimizers
- database management systems
- query execution plans
- query optimizer
- relational database systems
- database applications
- selectivity estimation
- recursive queries
- relational databases
- storage structures
- query rewriting
- continuous queries
- management system
- database queries
- energy consumption
- building blocks
- concurrency control
- metadata
- database operations
- complex queries
- query language
- efficient processing