complete exam paper collection for remaining subjects
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@ -12,3 +12,10 @@ BCNF: all determinants (left-hand sides of FDs) are candidate keys
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C -> B
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C+ = {C, B} != R
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Minimal cover set:
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1. RHS should be singletons
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i.e. X -> YZ becomes X->Y X->Z
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2. minimal LHS
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i.e XYZ -> W and YZ -> W then XYZ->W is redundant and should just be replaced with YZ->W
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3. No redundant FDs
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