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Question 5-2. Consider the following relation R and functional dependencies. Relation: R = (A, B, C, W) FDs: FD = {W A, BC W, AB
Question 5-2.
Consider the following relation R and functional dependencies. Relation: R = (A, B, C, W)
FDs:
FD = {WA, BCW, ABCW}
(i) Find all candidate keys for relation R.
(ii) What is the highest normal form of relation R?
(iii) Decompose R (if required) into BCNF relations. For each decomposition you
make, identify the normal form of the original and resulting relations and specify the keys. Give a brief explanation of each normalization step.
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