Bug #115964 The partition name is different in the example and the description.
Submitted: 30 Aug 1:18 Modified: 26 Nov 17:54
Reporter: Makoto Oda Email Updates:
Status: Closed Impact on me:
None 
Category:MySQL Server: Documentation Severity:S3 (Non-critical)
Version:8.4 OS:Any
Assigned to: CPU Architecture:Any
Tags: partioning, partition, partition table, partition by range

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: