Bug #92724 Optimizer is using wrong index that isn't in possible index list
Submitted: 9 Oct 2018 21:33 Modified: 10 Nov 2018 11:12
Reporter: monty solomon Email Updates:
Status: No Feedback Impact on me:
None 
Category:MySQL Server: Optimizer Severity:S3 (Non-critical)
Version:5.7.21, 5.7.23 OS:CentOS
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: