Bug #69515 group_concat_max_len >= 4Gb does not work
Submitted: 19 Jun 2013 14:55 Modified: 19 Jun 2013 15:09
Reporter: Elena Stepanova Email Updates:
Status: Verified Impact on me:
None 
Category:MySQL Server: Options Severity:S3 (Non-critical)
Version:5.1, 5.5, 5.6, 5.7 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: