Bug #79274 CREATE TRIGGER etc is not able to get a SHARED_NO_WRITE metadata lock
Submitted: 13 Nov 2015 15:03 Modified: 25 Jul 2019 11:18
Reporter: Daniƫl van Eeden (OCA) Email Updates:
Status: Can't repeat Impact on me:
None 
Category:MySQL Server: Locking Severity:S2 (Serious)
Version:5.6, 5.7, 8.0 OS:Any
Assigned to: CPU Architecture:Any
Tags: locks, mdl, Metadata lock

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: