[jira] [Resolved] (HIVE-25117) Vector PTF ClassCastException with Decimal64

["Panagiotis Garefalakis (Jira)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/HIVE-25117?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Panagiotis Garefalakis resolved HIVE-25117.
-------------------------------------------
    Resolution: Fixed

> Vector PTF ClassCastException with Decimal64
> --------------------------------------------
>
>                 Key: HIVE-25117
>                 URL: https://issues.apache.org/jira/browse/HIVE-25117
>             Project: Hive
>          Issue Type: Bug
>    Affects Versions: 4.0.0
>            Reporter: Panagiotis Garefalakis
>            Assignee: Ramesh Kumar Thangarajan
>            Priority: Major
>              Labels: pull-request-available
>             Fix For: 4.0.0
>
>         Attachments: vector_ptf_classcast_exception.q
>
>          Time Spent: 1h
>  Remaining Estimate: 0h
>
> Only reproduces when there is at least 1 buffered batch, so needed 2 rows with 1 row/batch:
> {code:java}
> set hive.vectorized.testing.reducer.batch.size=1;
> {code}
> {code:java}
> Caused by: java.lang.ClassCastException: org.apache.hadoop.hive.ql.exec.vector.DecimalColumnVector cannot be cast to org.apache.hadoop.hive.ql.exec.vector.LongColumnVector
> 	at org.apache.hadoop.hive.ql.exec.vector.VectorizedBatchUtil.copyNonSelectedColumnVector(VectorizedBatchUtil.java:664)
> 	at org.apache.hadoop.hive.ql.exec.vector.ptf.VectorPTFGroupBatches.forwardBufferedBatches(VectorPTFGroupBatches.java:228)
> 	at org.apache.hadoop.hive.ql.exec.vector.ptf.VectorPTFGroupBatches.fillGroupResultsAndForward(VectorPTFGroupBatches.java:318)
> 	at org.apache.hadoop.hive.ql.exec.vector.ptf.VectorPTFOperator.process(VectorPTFOperator.java:403)
> 	at org.apache.hadoop.hive.ql.exec.Operator.vectorForward(Operator.java:919)
> 	at org.apache.hadoop.hive.ql.exec.vector.VectorSelectOperator.process(VectorSelectOperator.java:158)
> 	at org.apache.hadoop.hive.ql.exec.tez.ReduceRecordSource.processVectorGroup(ReduceRecordSource.java:497)
> {code}



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