Bug #79507 String function insert is not working as doc says
Submitted: 3 Dec 2015 12:55 Modified: 28 Nov 2019 22:34
Reporter: Su Dylan Email Updates:
Status: Closed Impact on me:
None 
Category:MySQL Server: DML Severity:S3 (Non-critical)
Version:5.6.22, 5.5.48 OS:Any
Assigned to: CPU Architecture:Any

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: