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Computers and Technology, 07.04.2020 19:27 maribelarreolap4sgpj
Suppose that we decompose the schema R(A, B,C, D,E) into (A, B,C) and (A, D,E). Show that this decomposition is a lossless‐join decomposition if the following set F of functional dependencies holds: F = {A→BC, CD→E, B→D, E→A}.
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Suppose that we decompose the schema R(A, B,C, D,E) into (A, B,C) and (A, D,E). Show that this decom...
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