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R(A,B,C,D) is a relation, Which of the following does not have a lossless join dependency preserving BCNF decomposition
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Question
R(A,B,C,D) is a relation, Which of the following does not have a lossless join dependency preserving BCNF decomposition
A
A→B, B→CD
B
A→B, B→C, C→D
C
AB→C, C→AD
D
A→BCD
Answer & Explanation
Option: [A]
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