Explain why log records for transactions on the undo-list must be processed in reverse order, whereas redo

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Explain why log records for transactions on the undo-list must be processed in reverse order, whereas redo is performed in a forward direction.

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Database System Concepts

ISBN: 9780078022159

7th Edition

Authors: Abraham Silberschatz, Henry F. Korth, S. Sudarshan

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Question Posted: Jun 13, 2022 06:43 AM

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Explain why log records for transactions on the undo-list must be processed in reverse order, whereas redo

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If the undo log records are processed in forward order the final value of the d...View the full answer

Database System Concepts

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