Computers and Technology, 24.11.2021 07:40, fzzyy

Consider the following set F of functional dependencies on the relation schema(A, B, C, D, E, G):A → BCDBC → DEB → DD → Aa. Compute B+. b. Prove (using Armstrong’s axioms) that AG is a superkey. c. Compute a canonical cover for this set of functional dependencies F; give each step of your derivation with an explanation. d. Give a 3NF decomposition of the given schema based on a canonical cover. e. Give a BCNF decomposition of the given schema using the original set F of functional dependencies.

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Consider the following set F of functional dependencies on the relation schema(A, B, C, D, E, G):A →...