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https://issues.apache.org/jira/browse/HIVE-29326?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=18042434#comment-18042434
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Denys Kuzmenko commented on HIVE-29326:
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Merged to master
Thanks [~Aggarwal_Raghav] for the PR!
> Move imports to commons-collections4.x to prevent ClassNotFound in Tez-1.0.0
> ----------------------------------------------------------------------------
>
> Key: HIVE-29326
> URL: https://issues.apache.org/jira/browse/HIVE-29326
> Project: Hive
> Issue Type: Task
> Reporter: Raghav Aggarwal
> Assignee: Raghav Aggarwal
> Priority: Major
> Labels: pull-request-available
>
> In Tez-1.0.0-SNAPSHOT, hadoop has been upgraded to 3.4.2 and hadoop
> dependencies in tez project has stopped shipping commons-collections-3.x. But
> hive still depends on commons-collections3.x directly as well as thorugh
> third-party dependency like opencsv, commons-beanutils etc. It's better to
> moves import statment to commons-collection-4.x
>
> In order to migrate from commons-collections3.x to 4.x in hive, few
> prerequisites are there:
> # Migrate hadoop to 3.4.2
> # Migrate opencsv to 5.12.0
> # commons-beanutils 1.x to 2.x migration. NOTE: 2.x is not offically
> released, only milestone version is present
> https://issues.apache.org/jira/browse/BEANUTILS-532?focusedCommentId=17908246&page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel#comment-17908246
> # Need to figure out what to do about atlas-intg dependecy as it also brings
> commons-collections-3.x
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