Bug #66512 Unique index allows duplicate records containing nulls
Submitted: 23 Aug 2012 9:58 Modified: 23 Aug 2012 10:45
Reporter: Matt Kusnierz Email Updates:
Status: Not a Bug Impact on me:
None 
Category:MySQL Server Severity:S3 (Non-critical)
Version:5.1.48-community-log OS:Windows
Assigned to: CPU Architecture:Any
Tags: duplicate, INDEX, null, unique

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: