Bug #35981 ALTER EVENT causes the server to change the PRESERVE option.
Submitted: 11 Apr 2008 0:00 Modified: 17 Oct 2008 17:25
Reporter: Santo Leto Email Updates:
Status: Closed Impact on me:
None 
Category:MySQL Server: Stored Routines Severity:S2 (Serious)
Version:5.1.23-rc OS:Windows (XPSP2)
Assigned to: Tatiana Azundris Nuernberg CPU Architecture:Any
Tags: ALTER EVENT, preserve

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: