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From Alex Kozlov <ale...@cloudera.com>
Subject Re: Sorting
Date Thu, 04 Mar 2010 22:17:33 GMT
Hi Aayush,

In short, you write a special partitioner that partitions the data in
non-overlapping intervals.

There a few article on this with a lot more details:


Alex K

On Wed, Mar 3, 2010 at 9:21 AM, Aayush Garg <aayush.garg@gmail.com> wrote:

> Hi,
> Suppose I do need to sort a big file(in GB). How would I accomplish
> this task using hadoop.
> My main problem is how to merge the output of individual reduce phases?
> thanks

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