Bug #70077 specifying utf32 charset for CSV engine is effectively BLACKHOLE
Submitted: 18 Aug 2013 19:06 Modified: 19 Aug 2013 5:20
Reporter: Peter Laursen (Basic Quality Contributor) Email Updates:
Status: Not a Bug Impact on me:
None 
Category:MySQL Server: Charsets Severity:S2 (Serious)
Version:5.6+ OS:Windows
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: