Distributed query optimization using two-step pruning.
Hyeokman KimSukho LeeHyoung-Joo KimPublished in: Inf. Softw. Technol. (1997)
Keyphrases
- query optimization
- database systems
- distributed query processing
- cost model
- query processing
- multidatabase systems
- xml data
- cost estimation
- cardinality estimation
- parallel query processing
- query scheduling
- query optimizer
- data placement
- efficient execution
- distributed systems
- semantic query optimization
- selectivity estimation
- recursive queries
- query execution plans
- approximate query answering
- query plan
- distributed environment
- join queries
- query optimizers
- data management
- query execution
- data integration
- peer to peer
- sparql queries
- scheduling algorithm
- knn
- continuous queries