Query Optimization in Multidatabase Systems Considering Schema Conflicts.
Chiang LeeChia-Jung ChenPublished in: IEEE Trans. Knowl. Data Eng. (1997)
Keyphrases
- multidatabase systems
- query optimization
- schema integration
- xml data
- database systems
- data model
- cost model
- cost estimation
- query processing
- multidatabase environment
- xml documents
- cardinality estimation
- xml schema
- databases
- query execution
- query optimizer
- transaction management
- selectivity estimation
- query plan
- continuous queries
- query language
- data mining