Bug #119443 LOWER() truncation with utf8mb4_0900_ai_ci due to byte expansion (In-place modification failure)
Submitted: 22 Nov 2:36
Reporter: Zongyou Yao Email Updates:
Status: Open Impact on me:
None 
Category:MySQL Server: Charsets Severity:S3 (Non-critical)
Version:mysql-9.5.0 OS:Any
Assigned to: CPU Architecture:Any
Tags: byte expansion, truncation, utf8mb4_0900_ai_ci

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: