Exploiting common subqueries for complex query optimization.
Yingying TaoQiang ZhuCalisto ZuzartePublished in: CASCON (2002)
Keyphrases
- query optimization
- cost model
- database systems
- query processing
- complex queries
- query execution
- multidatabase systems
- xml data
- cardinality estimation
- data placement
- cost estimation
- query optimizer
- query execution plans
- approximate query answering
- query scheduling
- continuous queries
- efficient query processing
- selectivity estimation
- rewrite rules
- query optimizers
- query plan
- execution plan
- recursive queries
- efficient execution
- distributed environment
- database