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From "Gopal V (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HIVE-11468) Vectorize: Struct IN() clauses
Date Thu, 27 Aug 2015 08:32:45 GMT

    [ https://issues.apache.org/jira/browse/HIVE-11468?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14716272#comment-14716272
] 

Gopal V commented on HIVE-11468:
--------------------------------

Added this to my latest builds, but it looks like I broke this with HIVE-11462.

The GenericUDFStruct is being turned into a constant expression.

{code}
Caused by: org.apache.hadoop.hive.ql.metadata.HiveException: java.lang.ClassCastException:
org.apache.hadoop.hive.ql.plan.ExprNodeConstantDesc cannot be cast to org.apache.hadoop.hive.ql.plan.ExprNodeGe
nericFuncDesc
        at org.apache.hadoop.hive.ql.exec.vector.VectorizationContext.getStructInExpression(VectorizationContext.java:1480)
~[hive-exec-2.0.0-SNAPSHOT.jar:2.0.0-SNAPSHOT]
        at org.apache.hadoop.hive.ql.exec.vector.VectorizationContext.getInExpression(VectorizationContext.java:1513)
~[hive-exec-2.0.0-SNAPSHOT.jar:2.0.0-SNAPSHOT]
        at org.apache.hadoop.hive.ql.exec.vector.VectorizationContext.getGenericUdfVectorExpression(VectorizationContext.java:1215)
~[hive-exec-2.0.0-SNAPSHOT.jar:2.0.0-SNAPSHOT]
        at org.apache.hadoop.hive.ql.exec.vector.VectorizationContext.getVectorExpression(VectorizationContext.java:490)
~[hive-exec-2.0.0-SNAPSHOT.jar:2.0.0-SNAPSHOT]
        at org.apache.hadoop.hive.ql.exec.vector.VectorizationContext.createVectorExpression(VectorizationContext.java:1097)
~[hive-exec-2.0.0-SNAPSHOT.jar:2.0.0-SNAPSHOT]
{code}

> Vectorize: Struct IN() clauses
> ------------------------------
>
>                 Key: HIVE-11468
>                 URL: https://issues.apache.org/jira/browse/HIVE-11468
>             Project: Hive
>          Issue Type: Bug
>          Components: Hive
>            Reporter: Matt McCline
>            Assignee: Matt McCline
>            Priority: Critical
>         Attachments: HIVE-11468.01.patch, HIVE-11468.02.patch, HIVE-11468.03.patch, HIVE-11468.4.patch
>
>
> Improve performance by vectorizing Struct IN() clauses.  Related to HIVE-11428.



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