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Posted to general@hadoop.apache.org by Wenhao Xu <xu...@gmail.com> on 2010/08/05 05:58:01 UTC

is it possible to use other file system/database rather than HDFS

Hi all,
   Is it possible to configure Hadoop to use other file system or database
rather than HDFS? Thanks!

regards,
W.

-- 
~_~

Re: is it possible to use other file system/database rather than HDFS

Posted by Harsh J <qw...@gmail.com>.

Filesystems - Yes. You can use NFS/Local FSes for MR. Check this link
for an example of a non-HDFS FS in use:
http://old.nabble.com/Hadoop-over-Lustre--td19092864.html (Solution's
down the thread)

DataBases - No. Not directly AFAIK. However you can write custom
sources (and perhaps sinks) for it for use within MR jobs.

On Thu, Aug 5, 2010 at 9:28 AM, Wenhao Xu <xu...@gmail.com> wrote:
> Hi all,
>   Is it possible to configure Hadoop to use other file system or database
> rather than HDFS? Thanks!
>
> regards,
> W.
>
> --
> ~_~
>

-- 
Harsh J
www.harshj.com