You can't append in hadoop, AFAIK.

The appending would be done outside of Hadoop with a periodic copy into HDFS.

I hear that append operations are coming soon.

-----Original Message-----
From: mfc [mailto:[EMAIL PROTECTED]
Sent: Mon 8/27/2007 6:48 PM
To: [email protected]
Subject: Re: Using Map/Reduce without HDFS?
 

Hi,

Can you elaborate how this is done in Hadoop?

Thanks


Ted Dunning-3 wrote:
> 
> 
> It is often also possible to merge the receiving of the new data with the
> appending to a large file.  The append nature of the writing makes this
> very
> mcuh more efficient than scanning a pile of old files.
>  
> 

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