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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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