Keyphrases
- inclusion dependencies
- integrity constraints
- functional dependencies
- relational databases
- data dependencies
- databases
- relational model
- data exchange
- universal relation
- inference rules
- containment of conjunctive queries
- conjunctive queries
- database theory
- set of functional dependencies
- multi dimensional
- data model
- data sets
- query answering
- schema mappings
- database design
- data integration
- database schemes
- tuple generating dependencies