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https://issues.apache.org/jira/browse/HIVE-11514?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14945748#comment-14945748
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Vikram Dixit K commented on HIVE-11514:
---------------------------------------
Nit: Can you add a comment in the code as to why you need to reset the filters
in this particular case? It is not very clear why this needs to be the case.
> Vectorized version of auto_sortmerge_join_1.q fails during execution with NPE
> -----------------------------------------------------------------------------
>
> Key: HIVE-11514
> URL: https://issues.apache.org/jira/browse/HIVE-11514
> Project: Hive
> Issue Type: Bug
> Components: Hive
> Reporter: Matt McCline
> Assignee: Matt McCline
> Priority: Critical
> Attachments: HIVE-11514.01.patch, auto_sortmerge_join_1.q
>
>
> Query from auto_sortmerge_join_1.q:
> {code}
> select count(*) FROM bucket_big a JOIN bucket_small b ON a.key = b.key
> {code}
> generates stack trace:
> {code}
> Caused by: java.lang.NullPointerException
> at
> org.apache.hadoop.hive.ql.exec.vector.VectorMapJoinOperator.initializeOp(VectorMapJoinOperator.java:177)
> at org.apache.hadoop.hive.ql.exec.Operator.initialize(Operator.java:362)
> at org.apache.hadoop.hive.ql.exec.Operator.initialize(Operator.java:481)
> at
> org.apache.hadoop.hive.ql.exec.Operator.initializeChildren(Operator.java:438)
> at org.apache.hadoop.hive.ql.exec.Operator.initialize(Operator.java:375)
> at
> org.apache.hadoop.hive.ql.exec.mr.ExecMapper.configure(ExecMapper.java:131)
> {code}
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