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From "Phabricator (Updated) (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (HIVE-2726) COALESCE(NULL, NULL) NPEs
Date Thu, 09 Feb 2012 07:21:01 GMT

     [ https://issues.apache.org/jira/browse/HIVE-2726?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Phabricator updated HIVE-2726:
------------------------------

    Attachment: HIVE-2726.D1317.2.patch

jonchang updated the revision "HIVE-2726 [jira] COALESCE(NULL, NULL) NPEs".
Reviewers: JIRA, jsichi, raghotham, njain

  Change the way it works so it no loner applies to ARRAY() and MAP().  Also clean up the
way SORT_ARRAY() works.

REVISION DETAIL
  https://reviews.facebook.net/D1317

AFFECTED FILES
  ql/src/java/org/apache/hadoop/hive/ql/udf/generic/GenericUDFCoalesce.java
  ql/src/java/org/apache/hadoop/hive/ql/udf/generic/GenericUDFSortArray.java
  ql/src/java/org/apache/hadoop/hive/ql/udf/generic/GenericUDFUtils.java
  ql/src/test/queries/clientpositive/udf_coalesce.q
  ql/src/test/results/clientpositive/udf_coalesce.q.out
  ql/src/test/results/clientpositive/udf_sort_array.q.out

                
> 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, HIVE-2726.D1317.2.patch,
HIVE-2726.D1677.1.patch
>
>
> ReturnOIResolver returns null when it gets no non-void arguments.  This is bad.

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