Bug #63665 X row locks do not prevent an IX table lock, contrary to documentation
Submitted: 8 Dec 2011 11:12 Modified: 8 Dec 2011 13:27
Reporter: Esben Mose Hansen Email Updates:
Status: Not a Bug Impact on me:
None 
Category:MySQL Server: InnoDB storage engine Severity:S2 (Serious)
Version:14.14 Distrib 5.1.58, for deb OS:Linux (Debian sid)
Assigned to: CPU Architecture:Any
Tags: lock IX X

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: