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https://issues.apache.org/jira/browse/HIVE-12479?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15020329#comment-15020329
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Gopal V commented on HIVE-12479:
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[~mmccline]: this seems to only repro for Date functions, which give me enough
to deep-dive into this.
> Vectorization: vectorized MultiKeyJoins with 2 integers with a filter in the
> middle
> -----------------------------------------------------------------------------------
>
> Key: HIVE-12479
> URL: https://issues.apache.org/jira/browse/HIVE-12479
> Project: Hive
> Issue Type: Bug
> Components: Vectorization
> Affects Versions: 1.3.0, 2.0.0
> Reporter: Gopal V
> Assignee: Matt McCline
> Attachments: HIVE-12479.tar.gz
>
>
> The row-counts expected with and without vectorization differ.
> The attached small-scale repro case produces 5 rows with vectorized multi-key
> joins and 53 rows without the vectorized join.
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