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https://issues.apache.org/jira/browse/HIVE-10123?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Mostafa Mokhtar updated HIVE-10123:
-----------------------------------
Attachment: HIVE-10123.01.patch
> Hybrid grace Hash join : Use estimate key count from stats to initialize
> BytesBytesMultiHashMap
> -----------------------------------------------------------------------------------------------
>
> Key: HIVE-10123
> URL: https://issues.apache.org/jira/browse/HIVE-10123
> Project: Hive
> Issue Type: Bug
> Components: Hive
> Affects Versions: 1.2.0
> Reporter: Mostafa Mokhtar
> Assignee: Mostafa Mokhtar
> Fix For: 1.2.0
>
> Attachments: HIVE-10123.01.patch
>
>
> Hybrid grace Hash join is not using estimated number of rows from the
> statistics to initialize BytesBytesMultiHashMap.
> Add some logging to BytesBytesMultiHashMap to track get probes and use msec
> for expandAndRehash as us overflow.
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