Bug #100203 TEXT field with AND NULL wrongly evaluated to FALSE
Submitted: 13 Jul 2020 14:41 Modified: 14 Jul 2020 3:59
Reporter: Yushan ZHANG Email Updates:
Status: Not a Bug Impact on me:
None 
Category:MySQL Server: Optimizer Severity:S3 (Non-critical)
Version:8.0.21, 5.7.30 OS:Any
Assigned to: CPU Architecture:Any
Tags: Logic, null, text

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: