Bug #38561 com.mysql.jdbc.CommunicationsException: Communications link failure due to under
Submitted: 5 Aug 2008 9:10 Modified: 13 Aug 2008 11:06
Reporter: sreejith surendran Email Updates:
Status: Closed Impact on me:
None 
Category:Connector / J Severity:S3 (Non-critical)
Version:MySQL 5.0 OS:Windows
Assigned to: CPU Architecture:Any
Tags: java.net.SocketException

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: