Github user zbdzzg commented on the issue:
https://github.com/apache/drill/pull/584
@jinfengni A test case has been added, See
2c67dd78e463514393fd33779b64fa88c7c22ebd--- If your project is set up for it, you can reply to this email and have your reply appear on GitHub as well. If your project does not have this feature enabled and wishes so, or if the feature is enabled but not working, please contact infrastructure at infrastruct...@apache.org or file a JIRA ticket with INFRA. ---
