Computers and Technology, 30.10.2021 08:00, DissTrack

For any relation R, if, for every valid instance of A, that value of A uniquely determines the value of B: A. then a primary dependency exists in the relation. B. then A is said to be functionally dependent on B. C. then B is said to be functionally dependent on A. D. then A and B are candidate keys for the relation. E. None of these are true.

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For any relation R, if, for every valid instance of A, that value of A uniquely determines the value...