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From Jim Apple <jbap...@cloudera.com>
Subject Re: Impala-Kudu - minimal set of dependencies
Date Tue, 25 Apr 2017 16:36:06 GMT
I believe the Hive Metastore is needed even when Kudu is the storage
engine. I don't know if the HDFS namenode and datanodes are needed.

On Mon, Apr 24, 2017 at 10:28 PM, Aleksei Ma┼żelis <olmazh@gmail.com> wrote:

> Hi,
>
> I am looking for the minimal set of dependencies that an Impala-Kudu setup
> will have. When reading how-tos and checking available dockerfiles, the
> list of items that Impala depends on seems to include at least:
> - hadoop-hdfs-namenode
> - hadoop-hdfs-datanode
> - hive-metastore.
>
> However, if I understand correctly, when Kudu is used along with Impala,
> these aren't necessarily used. So, the question is if the above
> dependencies of HDFS and Hive can be avoided, and if so, whether there are
> side effects this would bring. And of course, if I am missing some other
> mandatory dependencies, hints on those would be more then welcome!
>
> With best regards,
> Alex
>

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