Weak Functional Dependencies on Trees with Restructuring.
Attila SaliKlaus-Dieter SchewePublished in: Acta Cybern. (2011)
Keyphrases
- functional dependencies
- relational databases
- integrity constraints
- normal form
- database design
- equality generating dependencies
- relational model
- logical implication
- user defined
- database schemes
- inclusion dependencies
- data dependencies
- approximate functional dependencies
- database schema
- universal relation
- tree structure
- horn theories
- xml documents
- entity relationship
- set of functional dependencies
- conflict free
- relational algebra
- multivalued dependencies
- deductive databases
- management system
- data structure