A relation R(A, B, C) is decomposed into R1(A, B) and R2(B, C). Explain whether the decomposition is lossless and describe the conditions required…
A relation R(A, B, C) is decomposed into R1(A, B) and R2(B, C). Explain whether the decomposition is lossless and describe the conditions required for a lossless join decomposition.
From the Combined Bank Assistant Database Administrator May 2026 – Written exam, question 9 of 14.
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