Cost-Based Query Optimization for Multi Reachability Joins.
Jiefeng ChengJeffrey Xu YuBolin DingPublished in: DASFAA (2007)
Keyphrases
- query optimization
- cost estimation
- query plan
- database systems
- execution plan
- cost model
- join operators
- query processing
- cardinality estimation
- query execution
- xml data
- query optimizer
- multidatabase systems
- query scheduling
- queries involving
- query execution plans
- join queries
- continuous queries
- database
- selectivity estimation
- data placement
- concurrency control