Keyphrases
- data integration
- data exchange
- data model
- data transformation
- data sources
- databases
- data management
- query answering
- data warehouse
- heterogeneous data
- heterogeneous data sources
- data cleaning
- database systems
- schema matching
- xml data sources
- biological databases
- data extraction
- schema mappings
- relational databases
- biological data
- database schema
- information technology
- query processing and optimization
- privacy preserving
- decision support system
- knowledge representation
- xml documents
- machine learning