Bug #57601 Optimizer is overly eager to request ordered access.
Submitted: 20 Oct 2010 13:19 Modified: 21 Apr 2011 1:04
Reporter: Ole John Aske Email Updates:
Status: Closed Impact on me:
None 
Category:MySQL Server: Optimizer Severity:S3 (Non-critical)
Version:5.1.52, 5.5, next-mr OS:Any
Assigned to: Ole John Aske 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: