Bug #40949 Debug version of MySQL server crashes when run OPTIMIZE on compressed table.
Submitted: 22 Nov 2008 8:56 Modified: 29 Jan 2009 5:07
Reporter: Sveta Smirnova Email Updates:
Status: Closed Impact on me:
None 
Category:MySQL Server Severity:S1 (Critical)
Version:5.1, 6.0 bzr OS:Any
Assigned to: Sergei Glukhov 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: