Heuristic approach for early separated filter and refinement strategy in spatial query optimization.
Ho-Hyun ParkHyung-Ju ChoChin-Wan ChungPublished in: J. Syst. Softw. (2002)
Keyphrases
- query optimization
- database systems
- cost model
- query processing
- cardinality estimation
- multidatabase systems
- cost estimation
- query execution
- query scheduling
- spatial data
- xml data
- query execution plans
- semantic query optimization
- efficient execution
- join queries
- execution plan
- recursive queries
- continuous queries
- data model
- data management
- selectivity estimation
- query containment
- software development
- response time
- data placement
- xml documents
- relational databases
- web services
- data mining