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Ace volume-1 ,Functional dependencies ,Q-13
SHUBHAM DOMBE
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Oct 20, 2018
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CONSIDER the relation R(ABC) with functional dependency F={A->B,AB->C,C->A} Which of the following is Super key but not candidate key?
(a) A
(b) AB
(c)C
(d) None
SHUBHAM DOMBE
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Oct 20, 2018
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SHUBHAM DOMBE
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SHUBHAM SHASTRI
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Oct 20, 2018
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b)AB
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Verma Ashish
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Oct 20, 2018
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Candidate keys are A and C.
AB is superkey.
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