Bug #113952 Updating multiple mediumtext columns causes "Undo log record is too big." error
Submitted: 11 Feb 2024 7:02 Modified: 12 Feb 2024 9:17
Reporter: Shinji Takeuchi Email Updates:
Status: Verified Impact on me:
None 
Category:MySQL Server: InnoDB storage engine Severity:S2 (Serious)
Version:8.0, 8.3, 8.0.36 OS:Any
Assigned to: CPU Architecture:Any
Tags: UPDATE

File: Maximum allowed size is 50MB.
Description:
Privacy:

If the data you need to attach is more than 50MB, you should create a compressed archive of the data, split it to 50MB chunks, and upload each of them as a separate attachment.

To split a large file: