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https://issues.apache.org/jira/browse/HIVE-28376?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Stamatis Zampetakis resolved HIVE-28376.
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Fix Version/s: 4.1.0
Resolution: Fixed
Fixed in
[https://github.com/apache/hive/commit/59e8f0d9eac8fce6a0586ef1a3deef53a774c86a]
Thanks for the reviews [~simhadri-g] and [~kokila19] !
> Remove unused Hive object from RelOptHiveTable
> ----------------------------------------------
>
> Key: HIVE-28376
> URL: https://issues.apache.org/jira/browse/HIVE-28376
> Project: Hive
> Issue Type: Task
> Components: CBO
> Reporter: Stamatis Zampetakis
> Assignee: Stamatis Zampetakis
> Priority: Major
> Labels: pull-request-available
> Fix For: 4.1.0
>
>
> The
> [Hive|https://github.com/apache/hive/blob/b18d5732b4f309fdc3b8226847c9c1ebcd2476fd/ql/src/java/org/apache/hadoop/hive/ql/metadata/Hive.java]
> object is not used inside RelOptHiveTable so keeping a reference to it is
> wasting memory and also complicates creation of RelOptHiveTable objects
> (constructor parameter).
> Moreover, the Hive objects have thread local scope so in general they
> shouldn't be passed around cause their lifecycle becomes harder to manage.
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