@Sriram Rangarajan Apache Ranger doesn't have a plugin for Hive Metastore as such. Ranger Plugin which is there is for HiveServer2. Please refer this doc for the supported plugins https://docs.hortonworks.com/HDPDocuments/HDP2/HDP-2.4.2/bk_installing_manually_book/content/installing_ranger_plugins.html. If you are specifically looking for Ranger Hive Metastore plugin it is in design stage and refer this https://cwiki.apache.org/confluence/display/RANGER/Design+Proposal+for+Hive+Metastore+Plugin Regarding your questions Q 1) Test connection config for Hive Plugin Please refer https://community.hortonworks.com/questions/25115/ranger-hive-repository-test-connection-fails-in-ke.html Q 2 ) No, you wont be able to see those Roles, its not supported in Ranger hive Plugin. In Ranger UI when you create policy you will see the Privileges like "select", "insert", "update", "delete" that you can assign to the user in the form of Permissions. But if you are creating a role say for example "marketing" and "finance" these won't appear in Ranger UI. Q 3) No, HDFS plugin is not mandatory for hive plugin to work. Q 4) Solr in ranger is used for storing the audit for the authorization done, it not mandatory, although you won't be able to avail the auditing feature in the ranger.
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