Bug #117241 Adding an auto-increment primary key to an InnoDB table may lead to data inconsistency.
Submitted: 20 Jan 7:42 Modified: 8 Feb 6:21
Reporter: chengqing hu Email Updates:
Status: Not a Bug Impact on me:
None 
Category:MySQL Server: DDL Severity:S2 (Serious)
Version:8.0 OS:Any
Assigned to: MySQL Verification Team 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: