On Sun, Aug 07, 2011 at 08:58:14PM +0530, Ramprasad Prasad wrote: > I have a file that contains records of customer interaction > The first column of the file is the batch number(INT) , and other columns > are date time , close time etc etc > > I have to sort the entire file in order of the first column .. but the > problem is that the file is extremely huge. > > For the largest customer it contains 1100 million records and the file is > 44GB ! > how can I sort this big a file
Is there any reason not to use the system sort? GNU sort uses an external R-way merge. It's designed for this sort of thing. -- Paul Johnson - p...@pjcj.net http://www.pjcj.net -- To unsubscribe, e-mail: beginners-unsubscr...@perl.org For additional commands, e-mail: beginners-h...@perl.org http://learn.perl.org/