Bug #76605 slow query with grant all on *.* to xxx
Submitted: 7 Apr 2015 4:32 Modified: 8 Jun 2018 8:16
Reporter: liu ping Email Updates:
Status: No Feedback Impact on me:
None 
Category:MySQL Server: DML Severity:S2 (Serious)
Version:5.6.23 & 5.6.24 OS:Linux (Linux iZ28ihpu0pyZ 3.10.0-123.9.3.el7.x86_64 #1 SMP Thu Nov 6 15:06:03 UTC 2014 x86_64 x86_64 x86_64)
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: