Verify that User Impersonation is Enabled

To verify that Hive queries do not run as the mapr user, connect to hiveserver2 as a user other than mapr. Then, run queries and verify that queries were run as the user that connected to hiveserver2.

To verify that hadoop commands submitted by Hive do not run as the mapr user, start the shell or hiveserver2 as a user other than mapr. Then, create some tables and verify that the tables in /user/hive/warehouse are created under the user that started the shell or hiveserver2.