Explicit Representation of Constrained Schema Mappings for Mediated Data Integration.
Christian AltenschmidtJoachim BiskupPublished in: DNIS (2002)
Keyphrases
- data integration
- schema mappings
- data exchange
- data sources
- query answering
- databases
- database schema
- data model
- data management
- data transformation
- data integration systems
- data warehouse
- heterogeneous data
- conjunctive queries
- schema matching
- biological databases
- high level specifications
- decision making
- data sets
- heterogeneous data sources
- query decomposition