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https://issues.apache.org/jira/browse/HIVE-8156?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Gopal V updated HIVE-8156:
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Release Note: HIVE-8156: Vectorized reducers need to avoid memory build-up
during a single key (Gopal V reviewed by Prasanth J) (was: Cleanup memory
within the vectorized reducer loop)
> Vectorized reducers need to avoid memory build-up during a single key
> ---------------------------------------------------------------------
>
> Key: HIVE-8156
> URL: https://issues.apache.org/jira/browse/HIVE-8156
> Project: Hive
> Issue Type: Bug
> Affects Versions: 0.14.0
> Reporter: Gopal V
> Assignee: Gopal V
> Fix For: 0.14.0
>
> Attachments: HIVE-8156.1.patch, HIVE-8156.2.patch
>
>
> When encountering a skewed key with a large number of values, the vectorized
> reducer will not release memory within the loop.
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