Q:

If a functional dependency is reflexive, B is a subset of A and A is the set of attributes, then

mhmadesk
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2022-07-16
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If a functional dependency is reflexive, B is a subset of A and A is the set of attributes, then

  1. B→A holds
  2. A→B holds
  3. AB→C holds
  4. None of the mentioned
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mhmadesk
2022-07-16
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(b).A→B holds

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