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Posted to issues@hive.apache.org by "Matt McCline (JIRA)" <ji...@apache.org> on 2017/02/13 19:19:41 UTC
[jira] [Assigned] (HIVE-15892) Vectorization: Fast Hash tables need
to do bounds checking during expand
[ https://issues.apache.org/jira/browse/HIVE-15892?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Matt McCline reassigned HIVE-15892:
-----------------------------------
> Vectorization: Fast Hash tables need to do bounds checking during expand
> ------------------------------------------------------------------------
>
> Key: HIVE-15892
> URL: https://issues.apache.org/jira/browse/HIVE-15892
> Project: Hive
> Issue Type: Bug
> Components: Hive
> Reporter: Matt McCline
> Assignee: Matt McCline
> Priority: Critical
>
> VectorMapJoinFastLongHashTable line 165 gets NegativeArraySizeException:
> {code}
> long[] newSlotPairs = new long[newSlotPairArraySize];
> {code}
> We need to add a size check... Java math for this wrapped around to negative:
> {code}
> int newSlotPairArraySize = newLogicalHashBucketCount * 2;
> {code}
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