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https://issues.apache.org/jira/browse/HIVE-10882?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14578926#comment-14578926
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Jesus Camacho Rodriguez commented on HIVE-10882:
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[~pxiong], I hit this issue too. Should I take a look or you have a solution?
It seems it will be easier for me as I implemented the RP join translation.
Thanks
> CBO: Calcite Operator To Hive Operator (Calcite Return Path) empty filterMap
> of join operator causes NPE exception
> ------------------------------------------------------------------------------------------------------------------
>
> Key: HIVE-10882
> URL: https://issues.apache.org/jira/browse/HIVE-10882
> Project: Hive
> Issue Type: Sub-task
> Components: CBO
> Reporter: Pengcheng Xiong
> Assignee: Pengcheng Xiong
>
> CBO return path creates join operator with empty filters. However,
> vectorization is checking the filters of bigTable in join. This causes NPE
> exception. To reproduce, run vector_outer_join2.q with return path turned on.
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