Bug #39266 Optimizer to use UNION for multiple table OR condition
Submitted: 5 Sep 2008 4:43 Modified: 8 Sep 2008 8:20
Reporter: Jonathon Coombes Email Updates:
Status: Verified Impact on me:
None 
Category:MySQL Server: Optimizer Severity:S4 (Feature request)
Version: OS:Any
Assigned to: CPU Architecture:Any
Tags: optmizer, performance, UNION

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: