Bug #121215 CAST(number AS TIME): overflow handling splits by digit count; 11–12 digits silently return 00:00:00
Submitted: 3 Sep 7:26 Modified: 3 Sep 9:25
Reporter: Chunling Qin Email Updates:
Status: Not a Bug Impact on me:
None 
Category:MySQL Server: DML Severity:S3 (Non-critical)
Version:9.7.2 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: