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From "Hudson (Commented) (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HIVE-2532) Evaluation of non-deterministic/stateful UDFs should not be skipped even if constant oi is returned.
Date Fri, 11 Nov 2011 23:54:52 GMT

    [ https://issues.apache.org/jira/browse/HIVE-2532?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13148861#comment-13148861
] 

Hudson commented on HIVE-2532:
------------------------------

Integrated in Hive-trunk-h0.21 #1078 (See [https://builds.apache.org/job/Hive-trunk-h0.21/1078/])
    HIVE-2532 [jira] Evaluation of non-deterministic/stateful UDFs should not be
skipped even if constant oi is returned.
(Jonathan Chang via jvs)

Summary:
HIVE-2532

Even if constant oi is returned, these may have stateful/side-effect behavior
and hence need to be called each cycle.

Test Plan: EMPTY

Reviewers: JIRA, jsichi

Reviewed By: jsichi

CC: ikabiljo, jonchang, jsichi

Differential Revision: 273

jvs : http://svn.apache.org/viewcvs.cgi/?root=Apache-SVN&view=rev&rev=1201035
Files : 
* /hive/trunk/ql/src/java/org/apache/hadoop/hive/ql/exec/ExprNodeEvaluator.java
* /hive/trunk/ql/src/java/org/apache/hadoop/hive/ql/exec/ExprNodeGenericFuncEvaluator.java
* /hive/trunk/ql/src/java/org/apache/hadoop/hive/ql/exec/FunctionRegistry.java
* /hive/trunk/ql/src/java/org/apache/hadoop/hive/ql/udf/generic/GenericUDFAssertTrue.java
* /hive/trunk/ql/src/test/queries/clientnegative/udf_assert_true.q
* /hive/trunk/ql/src/test/queries/clientnegative/udf_assert_true2.q
* /hive/trunk/ql/src/test/results/clientnegative/udf_assert_true.q.out
* /hive/trunk/ql/src/test/results/clientnegative/udf_assert_true2.q.out
* /hive/trunk/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
>             Fix For: 0.9.0
>
>         Attachments: D273.1.patch, D273.2.patch, D273.3.patch, D273.4.patch, D273.4.patch,
D273.4.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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