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https://issues.apache.org/jira/browse/HIVE-25448?focusedWorklogId=684646&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-684646
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ASF GitHub Bot logged work on HIVE-25448:
-----------------------------------------
Author: ASF GitHub Bot
Created on: 22/Nov/21 12:00
Start Date: 22/Nov/21 12:00
Worklog Time Spent: 10m
Work Description: dengzhhu653 commented on pull request #2585:
URL: https://github.com/apache/hive/pull/2585#issuecomment-975448819
> @dengzhhu653 do you happen to have a testcase for this?
Not yet, I have tested on our environment for the skew table, shows that it
can get pretty performance gain(mr).
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Issue Time Tracking
-------------------
Worklog Id: (was: 684646)
Time Spent: 1h 10m (was: 1h)
> Invalid partition columns when skew with distinct
> -------------------------------------------------
>
> Key: HIVE-25448
> URL: https://issues.apache.org/jira/browse/HIVE-25448
> Project: Hive
> Issue Type: Bug
> Components: Logical Optimizer
> Reporter: Zhihua Deng
> Assignee: Zhihua Deng
> Priority: Major
> Labels: pull-request-available
> Time Spent: 1h 10m
> Remaining Estimate: 0h
>
> When hive.groupby.skewindata is enabled, we spray by the grouping key and
> distinct key if distinct is present in the first reduce sink operator.
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