Quasi-inverses of schema mappings.
Ronald FaginPhokion G. KolaitisLucian PopaWang Chiew TanPublished in: PODS (2007)
Keyphrases
- schema mappings
- data exchange
- high level specifications
- data integration
- database schema
- query answering
- xml data exchange
- schema evolution
- source to target tuple generating dependencies
- high level declarative
- xml schema
- data complexity
- conjunctive queries
- databases
- finite sets
- logic programs
- data management
- data warehouse