Keyphrases
- data integration
- data exchange
- data transformation
- data model
- databases
- data sources
- data management
- biological databases
- query answering
- data cleaning
- data warehouse
- query decomposition
- heterogeneous data sources
- grid computing
- heterogeneous data
- schema mappings
- biological data
- data extraction
- xml data sources
- service oriented
- schema matching
- xml documents
- database
- data warehousing
- business intelligence
- global schema
- scientific data management
- semistructured data
- xml schema
- query language