Question: 2. (12 pts) Given a relation schema R-(A, B, C, D, E, G) and a set of functional dependencies F-{A->B, AB->E, A->E, G->C) (1) Find

2. (12 pts) Given a relation schema R-(A, B, C, D,

2. (12 pts) Given a relation schema R-(A, B, C, D, E, G) and a set of functional dependencies F-{A->B, AB->E, A->E, G->C) (1) Find (AC) in F (2) Find a candidate key for relations on schema R, and prove that your answer is a candidate key. 3. (12 pts) Consider a relation schema R - (A, B, C, D, E) with functional dependencies (1) Is the decomposition (A, C, D), (B, C, E a lossless-join decomposition? Why or why not? (2) Is the decomposition (A, C, D), (A, B, E) a lossless-join decomposition? Why or why not

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