Query optimization for ontology-based information integration.
Yingjie LiJeff HeflinPublished in: CIKM (2010)
Keyphrases
- information integration
- query optimization
- database systems
- cost model
- semi structured
- query processing
- data sources
- multidatabase systems
- cardinality estimation
- xml data
- query execution
- cost estimation
- selectivity estimation
- topic maps
- domain specific
- query scheduling
- query rewriting
- xml schema
- knowledge discovery
- web mining
- query optimizer
- query execution plans
- database
- social network analysis
- software engineering
- data model
- data analysis
- databases
- data sets