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Consider the universal relation A = {P,Q,R,S,T,U,V,W,X,Y,Z} and the set of functional dependencies

FD's =  { PQ -> R, R -> ST, Q -> U, U -> VW, S-> XY }. What is the key for A. Decompose A into 2NF and 3 NF relations
ago in Databases by (5 points) | 10 views

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