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https://issues.apache.org/jira/browse/HIVE-2726?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13203850#comment-13203850
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Namit Jain commented on HIVE-2726:
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The following tests failed:
udaf_context_ngrams.q
udf_array.q
udf_map.q
udf_sort_array.q
Can you take a look ?
For udf_array and udf_map, the output needs to be updated. I haven't looked at
the other 2.
> COALESCE(NULL, NULL) NPEs
> -------------------------
>
> Key: HIVE-2726
> URL: https://issues.apache.org/jira/browse/HIVE-2726
> Project: Hive
> Issue Type: Bug
> Reporter: Jonathan Chang
> Assignee: Jonathan Chang
> Priority: Minor
> Attachments: HIVE-2726.D1317.1.patch, HIVE-2726.D1317.1.patch
>
>
> ReturnOIResolver returns null when it gets no non-void arguments. This is
> bad.
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