When a failure occurs, the log is consulted and each operation is either undone or redone. This

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When a failure occurs, the log is consulted and each operation is either undone or redone. This is a problem because

a. Searching the entire log is time consuming
b. Many redos are unnecessary
c. Both (a) and (b)
d. None of the above

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Fundamentals Of Database Systems

ISBN: 9780133970777

7th Edition

Authors: Ramez Elmasri, Shamkant Navathe

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Question Posted: Feb 24, 2022 07:22 AM

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When a failure occurs, the log is consulted and each operation is either undone or redone. This

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Fundamentals Of Database Systems

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