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From "Vihang Karajgaonkar (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HIVE-18629) copyValues in BytesColumnVector may be missing null checks
Date Fri, 18 May 2018 22:34:00 GMT

    [ https://issues.apache.org/jira/browse/HIVE-18629?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16481277#comment-16481277
] 

Vihang Karajgaonkar commented on HIVE-18629:
--------------------------------------------

[~sershe] Was this not merged for a reason?

> copyValues in BytesColumnVector may be missing null checks
> ----------------------------------------------------------
>
>                 Key: HIVE-18629
>                 URL: https://issues.apache.org/jira/browse/HIVE-18629
>             Project: Hive
>          Issue Type: Bug
>            Reporter: Sergey Shelukhin
>            Assignee: Sergey Shelukhin
>            Priority: Major
>         Attachments: HIVE-18629.01.patch, HIVE-18629.02.patch, HIVE-18629.03.patch, HIVE-18629.patch
>
>
> {noformat}
> Caused by: java.lang.NullPointerException
> 	at java.lang.System.arraycopy(Native Method)
> 	at org.apache.hadoop.hive.ql.exec.vector.BytesColumnVector.setVal(BytesColumnVector.java:173)
> 	at org.apache.hadoop.hive.ql.exec.vector.BytesColumnVector.copySelected(BytesColumnVector.java:333)
> 	at org.apache.hadoop.hive.ql.exec.vector.expressions..evaluate(IfExprStringGroupColumnStringGroupColumn.java:83)
> 	at org.apache.hadoop.hive.ql.exec.vector.VectorSelectOperator.process(VectorSelectOperator.java:133)
> {noformat}
> IfExprStringGroupColumnStringGroupColumn code below the v1.isRepeating case has isNull
checks for v2/v3 buffers that copySelected is missing. 



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