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https://issues.apache.org/jira/browse/HIVE-4639?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13675338#comment-13675338
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Prasanth J commented on HIVE-4639:
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[~owen.omalley]are you working on this issue? If not I can take over this issue.
> Add has null flag to ORC internal index
> ---------------------------------------
>
> Key: HIVE-4639
> URL: https://issues.apache.org/jira/browse/HIVE-4639
> Project: Hive
> Issue Type: Improvement
> Components: File Formats
> Reporter: Owen O'Malley
> Assignee: Owen O'Malley
>
> It would enable more predicate pushdown if we added a flag to the index entry
> recording if there were any null values in the column for the 10k rows.
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