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https://issues.apache.org/jira/browse/HIVE-20702?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16640654#comment-16640654
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Zoltan Haindrich commented on HIVE-20702:
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I didn't thinked about string overhead...seems like the right thing to do -
since this data is striped in the hashmap bytearray storage
+1 pending tests
> Account for overhead from datastructure aware estimations during mapjoin
> selection
> ----------------------------------------------------------------------------------
>
> Key: HIVE-20702
> URL: https://issues.apache.org/jira/browse/HIVE-20702
> Project: Hive
> Issue Type: Bug
> Components: Statistics
> Reporter: Jesus Camacho Rodriguez
> Assignee: Jesus Camacho Rodriguez
> Priority: Major
> Attachments: HIVE-20702.patch
>
>
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