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From "Phabricator (Updated) (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (HIVE-2532) Evaluation of non-deterministic/stateful UDFs should not be skipped even if constant oi is returned.
Date Thu, 10 Nov 2011 22:35:54 GMT

     [ https://issues.apache.org/jira/browse/HIVE-2532?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Phabricator updated HIVE-2532:
------------------------------

    Attachment: D273.3.patch

jonchang updated the revision "HIVE-2532 [jira] Evaluation of non-deterministic/stateful UDFs
should not be skipped even if constant oi is returned.".
Reviewers: JIRA, jsichi

  jvs' comments.

REVISION DETAIL
  https://reviews.facebook.net/D273

AFFECTED FILES
  ql/src/java/org/apache/hadoop/hive/ql/exec/ExprNodeEvaluator.java
  ql/src/java/org/apache/hadoop/hive/ql/exec/ExprNodeGenericFuncEvaluator.java
  ql/src/java/org/apache/hadoop/hive/ql/exec/FunctionRegistry.java
  ql/src/java/org/apache/hadoop/hive/ql/udf/generic/GenericUDFAssertTrue.java
  ql/src/test/queries/clientnegative/udf_assert_true.q
  ql/src/test/queries/clientnegative/udf_assert_true2.q
  ql/src/test/results/clientnegative/udf_assert_true.q.out
  ql/src/test/results/clientnegative/udf_assert_true2.q.out
  ql/src/test/results/clientpositive/show_functions.q.out

                
> Evaluation of non-deterministic/stateful UDFs should not be skipped even if constant
oi is returned.
> ----------------------------------------------------------------------------------------------------
>
>                 Key: HIVE-2532
>                 URL: https://issues.apache.org/jira/browse/HIVE-2532
>             Project: Hive
>          Issue Type: Bug
>            Reporter: Jonathan Chang
>            Assignee: Jonathan Chang
>         Attachments: D273.1.patch, D273.2.patch, D273.3.patch
>
>
> Even if constant oi is returned, these may have stateful/side-effect behavior and hence
need to be called each cycle.

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