Performance analysis of "Groupby-After-Join" query processing in parallel database systems.
David TaniarRebecca Boon-Noi TanClement H. C. LeungKevin H. LiuPublished in: Inf. Sci. (2004)
Keyphrases
- parallel database systems
- query processing
- join algorithms
- data skew
- data management
- query optimization
- load balancing
- dynamic load balancing
- query execution
- cost model
- index structure
- database systems
- similarity search
- indexing schemes
- query evaluation
- efficient processing
- relational database systems
- data distribution
- r tree
- join operations
- data access
- range queries
- materialized views
- xml data
- database management systems
- xml queries
- main memory
- real time
- query plan
- databases