You are viewing a plain text version of this content. The canonical link for it is here.
Posted to issues@hive.apache.org by "Vineet Garg (JIRA)" <ji...@apache.org> on 2018/12/19 00:58:00 UTC
[jira] [Updated] (HIVE-21057) Make semi join reduction work with
UNION
[ https://issues.apache.org/jira/browse/HIVE-21057?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Vineet Garg updated HIVE-21057:
-------------------------------
Status: Patch Available (was: Open)
> Make semi join reduction work with UNION
> ----------------------------------------
>
> Key: HIVE-21057
> URL: https://issues.apache.org/jira/browse/HIVE-21057
> Project: Hive
> Issue Type: Improvement
> Components: Query Planning
> Reporter: Vineet Garg
> Assignee: Vineet Garg
> Priority: Major
> Attachments: HIVE-21057.1.patch
>
>
> HIVE-21007 disabled semi-join for plans containing UNION since it generates a operator tree which ends up producing invalid tez plan
--
This message was sent by Atlassian JIRA
(v7.6.3#76005)