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https://issues.apache.org/jira/browse/HIVE-14402?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Gopal V updated HIVE-14402:
---------------------------
Attachment: HIVE-14402.2.patch
> Vectorization: Fix Mapjoin overflow deserialization
> ----------------------------------------------------
>
> Key: HIVE-14402
> URL: https://issues.apache.org/jira/browse/HIVE-14402
> Project: Hive
> Issue Type: Bug
> Components: Vectorization
> Affects Versions: 2.1.0, 2.2.0
> Reporter: Gopal V
> Assignee: Gopal V
> Attachments: HIVE-14402.1.patch, HIVE-14402.2.patch
>
>
> This is in a codepath currently disabled in master, however enabling it
> triggers OOB.
> {code}
> Caused by: java.lang.ArrayIndexOutOfBoundsException: 1024
> at
> org.apache.hadoop.hive.ql.exec.vector.BytesColumnVector.setRef(BytesColumnVector.java:92)
> at
> org.apache.hadoop.hive.ql.exec.vector.VectorDeserializeRow.deserializeRowColumn(VectorDeserializeRow.java:415)
> at
> org.apache.hadoop.hive.ql.exec.vector.VectorDeserializeRow.deserialize(VectorDeserializeRow.java:674)
> at
> org.apache.hadoop.hive.ql.exec.vector.mapjoin.VectorMapJoinGenerateResultOperator.generateHashMapResultLargeMultiValue(VectorMapJoinGenerateResultOperator.java:307)
> at
> org.apache.hadoop.hive.ql.exec.vector.mapjoin.VectorMapJoinGenerateResultOperator.generateHashMapResultMultiValue(VectorMapJoinGenerateResultOperator.java:226)
> at
> org.apache.hadoop.hive.ql.exec.vector.mapjoin.VectorMapJoinGenerateResultOperator.generateHashMapResultRepeatedAll(VectorMapJoinGenerateResultOperator.java:391)
> {code}
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