Thanks, but I was told there is an append command, isn't there? But I don't 
know how to apply this patch https://issues.apache.org/jira/browse/HADOOP-1700 

--- On Tue, 3/17/09, Bo Shi <b...@visiblemeasures.com> wrote:
From: Bo Shi <b...@visiblemeasures.com>
Subject: Re: Does HDFS provide a way to append A file to B ?
To: core-user@hadoop.apache.org
Date: Tuesday, March 17, 2009, 7:42 PM

what about an identity mapper taking A and B as inputs?  this will
likely mix rows of A and B together though...

On Tue, Mar 17, 2009 at 7:35 PM, Steve Gao <steve....@yahoo.com> wrote:
> BTW, I am using hadoop 0.17.0 and jdk 1.6
>
> --- On Tue, 3/17/09, Steve Gao <steve....@yahoo.com> wrote:
> From: Steve Gao <steve....@yahoo.com>
> Subject: Does HDFS provide a way to append A file to B ?
> To: core-user@hadoop.apache.org
> Date: Tuesday, March 17, 2009, 7:22 PM
>
> I need to append file A to file B in HDFS without downloading/uploading
them to
> local disk. Is there a way?
>
>
>
>
>
>
>



      

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