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From "S. Zhou" <myx...@yahoo.com>
Subject Re: MapReduce job with mixed data sources: HBase table and HDFS files
Date Wed, 03 Jul 2013 15:17:26 GMT
The HDFS files are not in the same schema as the HBase.  



________________________________
 From: Ted Yu <yuzhihong@gmail.com>
To: user@hbase.apache.org; S. Zhou <myxjtu@yahoo.com> 
Sent: Tuesday, July 2, 2013 9:57 PM
Subject: Re: MapReduce job with mixed data sources: HBase table and HDFS files
 

Can you share a bit more detail about your use case ?

e.g. do the HDFS files share same schema as your HBase table ?

Cheers

On Tue, Jul 2, 2013 at 9:34 PM, S. Zhou <myxjtu@yahoo.com> wrote:

> Hi there,
>
> I know how to create MapReduce job with HBase data source only or HDFS
> file as data source. Now I need to create a MapReduce job with mixed data
> sources, that is, this MR job need to read data from both HBase and HDFS
> files. Is it possible? If yes, could u share some sample code?
>
> Thanks!
> Senqiang
>
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