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MySQL Server InnoDB Transaction Flow (Doc ID 2360474.1)

Last updated on SEPTEMBER 01, 2023

Applies to:

MySQL Server - Version 5.7 and later
Information in this document applies to any platform.


Disclaimer: Starting from v8.0, some terms have been deprecated. Older releases will only use the deprecated terminology, and new releases will only use new terminology. Please see for a complete list of those changes, and in which minor versions it happened. 

Understand the InnoDB transaction flow through storage engine components.


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In this Document
 1. Transaction starts: Redo Log Buffer, UNDO Logs and Binary Log cache
 2. Redo log File
 3. Commit 
 4. Post Commit

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