Use Armstrongs axioms to prove the soundness of the union rule Use the augmentation rule to show that, if , then Apply the augmentation rule again, using , and then apply the transitivity rule ...

To prove that if and then Following the ...

Use Armstrongs axioms to prove the soundness of the union rule. Use the augmentation rule to show

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Use Armstrong’s axioms to prove the soundness of the union rule. Use the augmentation rule to show that, if α → β, then α → αβ. Apply the augmentation rule again, using α→γ, and then apply the transitivity rule.

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Database System Concepts

ISBN: 978-0072554816

4th Edition

Authors: Henry F. Korth, S. Sudarshan

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Question Posted: Jan 28, 2011 05:54 AM

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Use Armstrongs axioms to prove the soundness of the union rule. Use the augmentation rule to show

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