[
https://issues.apache.org/jira/browse/HIVE-4209?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13653381#comment-13653381
]
Hudson commented on HIVE-4209:
------------------------------
Integrated in Hive-trunk-h0.21 #2094 (See
[https://builds.apache.org/job/Hive-trunk-h0.21/2094/])
HIVE-4209 Cache evaluation result of deterministic expression and reuse it
(Navis via namit) (Revision 1480597)
Result = FAILURE
navis : http://svn.apache.org/viewcvs.cgi/?root=Apache-SVN&view=rev&rev=1480597
Files :
* /hive/trunk/common/src/java/org/apache/hadoop/hive/conf/HiveConf.java
* /hive/trunk/conf/hive-default.xml.template
*
/hive/trunk/ql/src/java/org/apache/hadoop/hive/ql/exec/ExprNodeColumnEvaluator.java
*
/hive/trunk/ql/src/java/org/apache/hadoop/hive/ql/exec/ExprNodeConstantEvaluator.java
* /hive/trunk/ql/src/java/org/apache/hadoop/hive/ql/exec/ExprNodeEvaluator.java
*
/hive/trunk/ql/src/java/org/apache/hadoop/hive/ql/exec/ExprNodeEvaluatorFactory.java
*
/hive/trunk/ql/src/java/org/apache/hadoop/hive/ql/exec/ExprNodeEvaluatorHead.java
*
/hive/trunk/ql/src/java/org/apache/hadoop/hive/ql/exec/ExprNodeEvaluatorRef.java
*
/hive/trunk/ql/src/java/org/apache/hadoop/hive/ql/exec/ExprNodeFieldEvaluator.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/ExprNodeNullEvaluator.java
* /hive/trunk/ql/src/java/org/apache/hadoop/hive/ql/exec/FilterOperator.java
* /hive/trunk/ql/src/java/org/apache/hadoop/hive/ql/exec/JoinUtil.java
* /hive/trunk/ql/src/java/org/apache/hadoop/hive/ql/exec/SelectOperator.java
* /hive/trunk/ql/src/java/org/apache/hadoop/hive/ql/udf/generic/GenericUDF.java
> Cache evaluation result of deterministic expression and reuse it
> ----------------------------------------------------------------
>
> Key: HIVE-4209
> URL: https://issues.apache.org/jira/browse/HIVE-4209
> Project: Hive
> Issue Type: Improvement
> Components: Query Processor
> Reporter: Navis
> Assignee: Navis
> Priority: Minor
> Fix For: 0.12.0
>
> Attachments: HIVE-4209.6.patch.txt, HIVE-4209.D9585.1.patch,
> HIVE-4209.D9585.2.patch, HIVE-4209.D9585.3.patch, HIVE-4209.D9585.4.patch,
> HIVE-4209.D9585.5.patch
>
>
> For example,
> {noformat}
> select key from src where key + 1 > 100 AND key + 1 < 200 limit 3;
> {noformat}
> key + 1 need not to be evaluated twice.
--
This message is automatically generated by JIRA.
If you think it was sent incorrectly, please contact your JIRA administrators
For more information on JIRA, see: http://www.atlassian.com/software/jira
