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Bo Cui commented on HIVE-15579: ------------------------------- hi [~nanda] [~thejas] Why is RealUser called? In most cases, the LoginUser's RealUser is null. !image-2022-03-01-17-45-03-213.png! UserGroupInformation ugi = UserGroupInformation.createProxyUser(proxyUserA, realUserB ) i think proxyUserA is `UserGroupInformation.getCurrentUser()` and realUserB is `UserGroupInformation.getCurrentUser().getRealUser()` > Support HADOOP_PROXY_USER for secure impersonation in hive metastore client > --------------------------------------------------------------------------- > > Key: HIVE-15579 > URL: https://issues.apache.org/jira/browse/HIVE-15579 > Project: Hive > Issue Type: Bug > Reporter: Thejas Nair > Assignee: Nandakumar > Priority: Major > Labels: TODOC2.2 > Fix For: 2.3.0 > > Attachments: HIVE-15579.000.patch, HIVE-15579.001.patch, > HIVE-15579.002.patch, HIVE-15579.003.patch, HIVE-15579.003.patch > > > Hadoop clients support HADOOP_PROXY_USER for secure impersonation. It would > be useful to have similar feature for hive metastore client. -- This message was sent by Atlassian Jira (v8.20.1#820001)