Bug #13236 Multi-table update with subquery causes SQL thread to hold table lock
Submitted: 15 Sep 2005 18:56 Modified: 14 Oct 2005 13:37
Reporter: Dean Ellis Email Updates:
Status: Closed Impact on me:
None 
Category:MySQL Server Severity:S1 (Critical)
Version:4.1 OS:
Assigned to: Oleksandr Byelkin 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: