Bug #45035 Altering table under LOCK TABLES results in "Error 1213 Deadlock found..."
Submitted: 22 May 2009 12:27 Modified: 7 Mar 2010 12:44
Reporter: Dmitry Lenev Email Updates:
Status: Closed Impact on me:
None 
Category:MySQL Server: Locking Severity:S3 (Non-critical)
Version:6.0.12-bzr, 5.4 OS:Any
Assigned to: Konstantin Osipov 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: