Bug #66457 Query Hangs Forever With "Copying to tmp table" After Large LOAD DATA INFILE
Submitted: 19 Aug 2012 16:48 Modified: 5 Dec 2013 19:02
Reporter: Rafael Salomon Email Updates:
Status: Can't repeat Impact on me:
None 
Category:MySQL Server: InnoDB storage engine Severity:S2 (Serious)
Version:5.5.23 OS:Windows (Server 2003 R2)
Assigned to: Sveta Smirnova 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: