Bug #51948 MySQL5.1/5.5 can't open MyISAM tables created with MySQL 6.0 or MariaDB 5.1
Submitted: 11 Mar 2010 9:59 Modified: 22 Apr 2010 18:23
Reporter: Michael Widenius Email Updates:
Status: Unsupported Impact on me:
None 
Category:MySQL Server: MyISAM storage engine Severity:S1 (Critical)
Version:5.1 OS:Any
Assigned to: CPU Architecture:Any
Tags: compatilbility, Contribution, myisam

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: