A functional dependency of the form X→Y is trivial if

Related MCQs

• If a multivalued dependency holds and is not implied by the corresponding functional dependency, it usually arises from one of the following sources.
• If a multivalued dependency holds and is not implied by the corresponding functional dependency, it usually arises from one of the following sources.
• A functional dependency between two or more non-key attributes is called
• Domain constraints, functional dependency and referential integrity are special forms of                    
• A functional dependency is a relationship between or among:
• Which forms are based on the concept of functional dependency
• Which forms are based on the concept of functional dependency:
• Which property ensures that each functional dependency is represented in some individual relations resulting after decomposition?
• A functional dependency is a relationship between
• Relation R with an associated set of functional dependencies, F, is decomposed into BCNF. The redundancy (arising out of functional dependencies) in the resulting set of relations is