Bug #61826 Upgrading to 5.5x from an instance originally installed as 5.0 loses all data
Submitted: 11 Jul 2011 20:18 Modified: 11 Apr 2018 15:51
Reporter: Peter Laursen (Basic Quality Contributor) Email Updates:
Status: Won't fix Impact on me:
None 
Category:MySQL Server: Installing Severity:S1 (Critical)
Version:5.5.x OS:Windows
Assigned to: CPU Architecture:Any
Tags: qc

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: