Bug #67629 Changing the type of the column destroys the table. Data loss.
Submitted: 19 Nov 2012 0:27 Modified: 19 Nov 2012 11:44
Reporter: Mike Roschin Email Updates:
Status: Verified Impact on me:
None 
Category:MySQL Server: MyISAM storage engine Severity:S3 (Non-critical)
Version:5.1/5.5.28 OS:FreeBSD
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: