Bug #62548 Different result from memory and myisam table
Submitted: 27 Sep 2011 10:22 Modified: 27 Sep 2011 10:54
Reporter: Zoltn Varga Email Updates:
Status: Verified Impact on me:
None 
Category:MySQL Server: Memory storage engine Severity:S2 (Serious)
Version:5.1.49, 5.1.58 OS:Linux (Ubuntu)
Assigned to: CPU Architecture:Any
Tags: heap, Memory, myisam, null, unique key

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: