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https://issues.apache.org/jira/browse/HIVE-15987?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Teddy Choi reassigned HIVE-15987:
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> Replace ColumnVector.isNull boolean[] impl. with BitSet
> -------------------------------------------------------
>
> Key: HIVE-15987
> URL: https://issues.apache.org/jira/browse/HIVE-15987
> Project: Hive
> Issue Type: Improvement
> Reporter: Teddy Choi
> Assignee: Teddy Choi
>
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