Upgrade To 8.0 Fails With "Invalid utf8 character string" When Invalid Characters In Column Comments (Doc ID 2794218.1)

Last updated on AUGUST 02, 2023

Applies to:

MySQL Server - Version 8.0 and later
Information in this document applies to any platform.

When starting mysqld 8.0 for the first time to perform an upgrade, it may fail like this :

Performing an in-place upgrade from 5.7 to 8.0.

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In this Document

Symptoms

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