Consider a relation schema R= (X, Y, Z) on which the following functional dependencies hold: {XY → Z, z - X}. Show %3D that the schema R is not in BCNF (Boyce-Codd Normal Form) but it is in 3NF (Third Normal Form).
Consider a relation schema R= (X, Y, Z) on which the following functional dependencies hold: {XY → Z, z - X}. Show %3D that the schema R is not in BCNF (Boyce-Codd Normal Form) but it is in 3NF (Third Normal Form).
Computer Networking: A Top-Down Approach (7th Edition)
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![Consider a relation schema R = (X, Y, Z) on
which the following functional
dependencies hold: {XY → Z, Z → X }. Show
that the schema R is not in BCNF
(Boyce-Codd Normal Form) but it is in 3NF
(Third Normal Form).](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F02134602-5909-4828-ab37-ab70bc426c71%2F7a14ef68-bf2d-4c66-bd56-13120ddd78cf%2F4y09n1o_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Consider a relation schema R = (X, Y, Z) on
which the following functional
dependencies hold: {XY → Z, Z → X }. Show
that the schema R is not in BCNF
(Boyce-Codd Normal Form) but it is in 3NF
(Third Normal Form).
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