Arun just answered this on your other thread, which I quote here:
"The NameNode doesn't care how you wrote the file i.e. either via
'bin/hadoop dfs -put <>' or via a MR job."

So the answer is yes. Writes to HDFS are agnostic about what the
source is - mapper/reducer/hbase/direct.

On Mon, Jan 30, 2012 at 12:06 PM, aliyeh saeedi <a1_sae...@yahoo.com> wrote:
> Hi
> Does Hadoop behave with reducer's output like other files in the case of
> replication and keeping their metadata in NameNode?



-- 
Harsh J
Customer Ops. Engineer, Cloudera

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