Bug #79926 Func IFNULL truncate unsigned param to signed range
Submitted: 12 Jan 2016 8:26 Modified: 19 Jan 2016 3:41
Reporter: Su Dylan Email Updates:
Status: Not a Bug Impact on me:
None 
Category:MySQL Server: DML Severity:S3 (Non-critical)
Version:5.7.8, 5.5.48, 5.6.28, 5.7.10 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: