Keyphrases
- data integration
- metadata
- heterogeneous data
- databases
- data warehouse
- information resources
- data sources
- data exchange
- data model
- data sharing
- digital libraries
- data management
- data cleaning
- heterogeneous data sources
- query answering
- data warehousing
- data transformation
- data extraction
- biological databases
- biological data
- database
- schema matching
- business intelligence
- schema mappings
- linked data
- query decomposition
- database integration
- data from multiple sources
- learning resources
- topic maps
- query processing
- information technology
- database systems
- information systems
- data sets