Yes. You can use MongoDB-Hadoop adapter to achieve that. Through this
adapter you can pull the data, process it and push it back to your MongoDB
backed datastore by writing MR jobs.
It is also 100% possible to query Hbase or JSON files, or anything else for
that matter, stored in HDFS.
On Wed, Jan 16, 2013 at 3:50 PM, Panshul Whisper <[EMAIL PROTECTED]>wrote:
> Is it possible or how is it possible to query mongodb directly from hadoop.
> Or is it possible to query hbase or json files stored in hdfs in a similar
> way as we can query the json documents in mongodb.
> Suggestions please.
> Thank you.