Bug #25971 Optimizer ignores key on left join in version 5.0.27, 4.1.10 but not in 4.0.27
Submitted: 31 Jan 2007 11:34 Modified: 20 Jun 2010 22:51
Reporter: Thomas Koch Email Updates:
Status: Closed Impact on me:
None 
Category:MySQL Server: Optimizer Severity:S5 (Performance)
Version:5.0.36-BK, 5.0.27 OS:Linux (SuSE Linux 9.3 (x86-64))
Assigned to: CPU Architecture:Any
Tags: Optimizer ignores key on left join

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: