Bug #13468 Mysql optimizer decides to use tempfile and filesort when it's not necessary
Submitted: 25 Sep 2005 10:10 Modified: 17 Aug 2007 22:21
Reporter: Alexander Drozdov Email Updates:
Status: Verified Impact on me:
None 
Category:MySQL Server: Optimizer Severity:S4 (Feature request)
Version:4.1.14 OS:Any (All)
Assigned to: 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: