Optimization of Data Retrievals in Processing Data Integration Queries.
Jia LiuYongwei WuGuangwen YangPublished in: FCST (2009)
Keyphrases
- data sources
- data integration
- data processing
- query plan
- heterogeneous data
- data from multiple sources
- data exchange
- biological databases
- database
- data analysis
- data cleaning
- data extraction
- data transformation
- data objects
- data management
- query decomposition
- data warehouse
- databases
- heterogeneous data sources
- global schema
- knowledge discovery
- data quality
- complex queries
- spatial data
- data model
- answering queries
- data integration systems
- schema matching
- biological data
- information integration
- query answering
- schema mappings
- xml documents
- machine learning