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From Robert Dionne <dio...@dionne-associates.com>
Subject Re: distributed map-reduce views
Date Mon, 20 Sep 2010 21:30:33 GMT



On Sep 20, 2010, at 5:13 PM, Paul Davis wrote:

> On Mon, Sep 20, 2010 at 5:01 PM, Robert Newson <robert.newson@gmail.com> wrote:
>> A nice explanation. I've never quite known how to respond to people
>> that, when I discuss CouchDB with them, say "why not use Hadoop?".
>> Admittedly it's mostly because I'm trying to hold back a biting
>> comment, since there's really no commonality besides the use of
>> (distinct variants of) the Map/Reduce (family of) algorithm(s).
>> 
>> B.
> 
> M/R := Map/Reduce
> 
> Generally, when I hear people comparing CouchDB M/R to Google M/R, I
> remind them that Google M/R isn't real M/R.

that would explain why they received a patent for it :)




> That generally shocks
> people enough that they're able to reconsider the differences and how
> the two things really aren't the same. Although if someone disagrees
> with you because they read the Google white paper on M/R you should
> feel free to make extended use of biting comments.
> 
> HTH,
> Paul Davis


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