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Dialog
Committers/Contributors should can hang out in the #hive channel in Apache Slack workspace for real-time discussions. However any substantive discussion (as with any off-list project-related discussion) should be re-iterated in Jira or on the developer list.
Note: Committers or individuals can directly joint join the #hive slack channel on Apache Workspace, any other individual if interested should drop a mail to hive dev mailing list with his email id and any existing member of the #hive apache channel should be able to send him the invite to join the group