A Heuristic Query Optimization Approach for Heterogeneous Environments.
Peter Paul BeranWerner MachRalph VigneJürgen ManglerErich SchikutaPublished in: CCGRID (2010)
Keyphrases
- query optimization
- heterogeneous environments
- database systems
- cost model
- query processing
- query execution
- cardinality estimation
- web services
- cost estimation
- multidatabase systems
- xml data
- query scheduling
- recursive queries
- continuous queries
- computing platform
- selectivity estimation
- approximate query answering
- database
- data management
- management system
- databases
- query optimizer
- query plan
- message passing
- data placement
- distributed systems