Bug #68154 explain output 'Using index condition' not proper
Submitted: 23 Jan 2013 13:07 Modified: 24 Jan 2013 9:30
Reporter: lou shuai (OCA) Email Updates:
Status: Verified Impact on me:
None 
Category:MySQL Server: Optimizer Severity:S3 (Non-critical)
Version:5.6.* OS:Any
Assigned to: Assigned Account CPU Architecture:Any
Tags: explain extra using index condition

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: