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Given the following relation instance.

x  y  z
1  4  2
1  5  3
1  6  3
3  2  2  

Which of the following functional dependencies are satisfied by the instance?

A

XY -> Z and Z -> Y

B

YZ -> X and Y -> Z

C

YZ -> X and X -> Z

D

XZ -> Y and Y -> X

asked in database management system by gate

1 Answer

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YZ -> X and Y -> Z
answered by gate

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