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 Maželis <[email protected]> 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 >
