Question4: [15 points) Given the relation R(X,Y,Z,T,K,L) and F = {XY → ZL, YZ > XTK, XZ→ L} Is this relation in 3NF? Exp
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Question4: [15 points) Given the relation R(X,Y,Z,T,K,L) and F = {XY → ZL, YZ > XTK, XZ→ L} Is this relation in 3NF? Exp
Question4: [15 points) Given the relation R(X,Y,Z,T,K,L) and F = {XY → ZL, YZ > XTK, XZ→ L} Is this relation in 3NF? Explain why or why not. If not, decompose into smaller relations so that it satisfies 3NF. In case you decompose it, is the decomposition lossless? Is it dependency preserving? Justify your answer.
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