Bug #99934 Hash join adds columns to the hash table that is not needed.
Submitted: 19 Jun 2020 2:32 Modified: 19 Jun 2020 12:20
Reporter: Øystein Grøvlen Email Updates:
Status: Verified Impact on me:
None 
Category:MySQL Server: Optimizer Severity:S5 (Performance)
Version:8.0.20 OS:Any
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: