Bug #64594 Performance regression in InnoDB table truncation
Submitted: 8 Mar 2012 16:21 Modified: 15 Apr 2012 14:02
Reporter: Bjørn Trondsen Email Updates:
Status: Can't repeat Impact on me:
None 
Category:MySQL Server: InnoDB storage engine Severity:S5 (Performance)
Version:5.5.21 OS:Linux (Any)
Assigned to: CPU Architecture:Any
Tags: innodb truncate performance linux

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: