Maurice Tutor

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    Argosy University/ Phoniex University/
    Nov-2005 - Oct-2011

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    Phoniex University
    Oct-2001 - Nov-2016

Category > Management Posted 24 Oct 2017 My Price 2.00

potential candidate key

Consider the following relation:

a. Given the previous extension (state), which of the following dependencies may hold in the above relation? If the dependency cannot hold, explain why by specifying the tuples that cause the violation. i. A → B, ii. B → C, iii. C → B, iv. B → A, v. C → A

b. Does the above relation have a potential candidate key? If it does, what is it? If it does not, why not?

 

Answers

Maurice Tutor
(5)
Status NEW Posted 24 Oct 2017 08:10 PM My Price 2.00

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