Classifying Local Queries for Global Query Optimization in Multidatabase Systems.
Qiang ZhuPer-Åke LarsonPublished in: Int. J. Cooperative Inf. Syst. (2000)
Keyphrases
- multidatabase systems
- query optimization
- query processing
- selectivity estimation
- join queries
- query execution plans
- query optimizers
- query plan
- efficient query processing
- recursive queries
- approximate query answering
- execution plan
- database systems
- query scheduling
- cost estimation
- query evaluation
- query containment
- cost model
- xml data
- multidatabase environment
- efficient processing
- index structure
- query execution
- transaction management
- aggregate queries
- query optimizer
- data management
- relational database systems
- database
- query language
- range queries
- response time
- r tree
- data analysis
- data model
- data sources
- similarity search
- database queries
- concurrency control
- distributed database systems
- continuous queries
- materialized views