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Posted to issues@kylin.apache.org by "Billy(Yiming) Liu (JIRA)" <ji...@apache.org> on 2016/08/04 02:09:20 UTC

[jira] [Created] (KYLIN-1938) Document for Hive/HBase/Hadoop permission required

Billy(Yiming) Liu created KYLIN-1938:
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             Summary: Document for Hive/HBase/Hadoop permission required
                 Key: KYLIN-1938
                 URL: https://issues.apache.org/jira/browse/KYLIN-1938
             Project: Kylin
          Issue Type: Improvement
          Components: Documentation
    Affects Versions: v1.5.3
            Reporter: Billy(Yiming) Liu
            Priority: Minor


Kylin would execute quite a few hadoop command when building cube, such as dfs, set "mapreduce.job.reduces", set "hive.merge.mapredfiles" and more. Some commands are mandatory, and some are optional for better performance. 

Usually in a hadoop cluster, Apache Kylin should be treated as a
privileged user (instead of a normal user like analyst), which can execute
necessary hadoop/hdfs/hbase/hive actions (like mkdir, create htable, etc);
To achieve this, the administrator need do some configurations and
authorizations.

What we need do is to compose a document to list these privileges.



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