Keyphrases
- data integration
- data model
- data sources
- databases
- data exchange
- multi source
- schema mappings
- data management
- schema matching
- data cleaning
- data warehouse
- query answering
- data sharing
- data warehousing
- global schema
- data transformation
- biological databases
- heterogeneous data sources
- data extraction
- database schema
- heterogeneous data
- business intelligence
- query rewriting
- data from multiple sources
- query decomposition
- biological data
- database integration
- database
- decision making
- data integration systems