a) dependency preserving and lossless join
b) lossless join but not dependency preserving
c) dependency preserving but not lossless join
d) not dependency preserving and not lossless join
Consider a schema R(A, B, C, D) and functional dependencies A -> B and C -> D. Then the decomposition of R into R1 (A, B
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Consider a schema R(A, B, C, D) and functional dependencies A -> B and C -> D. Then the decomposition of R into R1 (A, B
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