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Let R (X, Y, Z, W) be a relational schema with the following functional dependencies:
X → Y, Y → Z, Z → W and W → Y.
The decomposition of R into (X, Y), (Y, Z), (Y, W) ___

Plz tell whether lossy/lossless and FD preserving or not
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Hence Function is Lossless and FD preserving.

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It is lossless as well dependency preserving
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