Which of the following is a tuple-generating dependencies?

Related MCQs

• 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
• Given the functional dependencies X →W; X→Y; Y→Z and Z→PQ Which of the following doesn’t hold well?
• The normal form which satisfies multivalued dependencies and which is in BCNF is
• We can use the following three rules to find logically implied functional dependencies. This collection of rules is called
• Consider a relation R(A,B,C,D,E) with the following functional dependencies: ABC -> DE and D -> AB The number of superkeys of R is:
• A relation that has no partial dependencies is in which normal form
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• Functional Dependencies are the types of constraints that are based on