In-place upgrade of 5.7 to 8.0 failed with [ERROR] [MY-013140] [Server] Specified key was too long when 8.0 was started
(Doc ID 2749954.1)
Last updated on MARCH 26, 2021
Applies to:MySQL Server - Version 8.0 and later
Information in this document applies to any platform.
An in-place upgrade of MySQL Server 5.7 to 8.0 failed when 8.0 was started for the first time.
8.0 wrote the following message to the MySQL Server error log:
[ERROR] [MY-013140] [Server] Specified key was too long; max key length is 255 bytes
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