Bug #36559 INSERT .. SELECT takes more time to complete on versions 5.0.46 and newer
Submitted: 7 May 2008 11:15 Modified: 10 May 2010 18:37
Reporter: Victoria Reznichenko Email Updates:
Status: Not a Bug Impact on me:
None 
Category:MySQL Server: Optimizer Severity:S1 (Critical)
Version:5.0.46-5.0.60 OS:Any
Assigned to: CPU Architecture:Any
Tags: regression

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: