Query Optimization in Database Grid.
Xiaoqing ZhengHuajun ChenZhaohui WuYuxin MaoPublished in: GCC (2005)
Keyphrases
- query optimization
- database systems
- database
- cost model
- query processing
- multidatabase systems
- cost estimation
- query execution plan
- xml data
- databases
- approximate query answering
- query plan
- query execution
- database management systems
- cardinality estimation
- data model
- execution plan
- relational databases
- data placement
- efficient query processing
- query execution plans
- database applications
- data management
- query rewriting
- relational database systems
- database operations
- selectivity estimation
- complex queries
- continuous queries
- distributed database systems
- query optimizers
- storage structures
- data sources
- query language
- metadata