Bug #48029 Deadlock between INSERT...ON DUPLICATE KEY... and DELETE on InnoDB
Submitted: 13 Oct 2009 19:30 Modified: 13 Nov 2009 19:55
Reporter: Wei Shao Email Updates:
Status: No Feedback Impact on me:
None 
Category:MySQL Server: InnoDB storage engine Severity:S3 (Non-critical)
Version:5.1.34 OS:Linux
Assigned to: CPU Architecture:Any
Tags: innodb, locking

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: