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From Lars Francke <>
Subject Re: Simulating an auto-incrementing column
Date Tue, 10 Aug 2010 09:30:16 GMT
Hi Tim,

> I had a similar need and came across
> but haven't got round
> to trying it yet.

well that looks exactly like what I'm looking for. The missing link
for me was this line:

set mapred.reduce.tasks=1;

I've used it before but I don't know why I didn't think of it now.
I've even mentioned it in my initial mail :(
Thanks! I'll go ahead and try it right now.


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