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From Bejoy KS <bejoy.had...@gmail.com>
Subject Re: No Mapper but Reducer
Date Wed, 07 Sep 2011 08:00:02 GMT
Thanks Sonal. I was just thinking of some weird design and wanted to make
sure whether there is a possibility like that- no maps and all reducers.

On Wed, Sep 7, 2011 at 1:22 PM, Sonal Goyal <sonalgoyal4@gmail.com> wrote:

> I dont think that is possible, can you explain in what scenario you want to
> have no mappers, only reducers?
>
> Best Regards,
> Sonal
> Crux: Reporting for HBase <https://github.com/sonalgoyal/crux>
> Nube Technologies <http://www.nubetech.co>
>
> <http://in.linkedin.com/in/sonalgoyal>
>
>
>
>
>
>
> On Wed, Sep 7, 2011 at 1:18 PM, Bejoy KS <bejoy.hadoop@gmail.com> wrote:
>
>> Hi
>>           I'm having a query here. Is it possible to have no mappers but
>> reducers alone? AFAIK If we need to avoid the tyriggering of reducers we can
>> set numReduceTasks to zero but such a setting on mapper wont work. So how
>> can it be achieved if possible?
>>
>> Thank You
>>
>> Regards
>> Bejoy.K.S
>>
>
>

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