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https://issues.apache.org/jira/browse/HIVE-21011?focusedWorklogId=470019&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-470019
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ASF GitHub Bot logged work on HIVE-21011:
-----------------------------------------
Author: ASF GitHub Bot
Created on: 13/Aug/20 00:38
Start Date: 13/Aug/20 00:38
Worklog Time Spent: 10m
Work Description: github-actions[bot] commented on pull request #503:
URL: https://github.com/apache/hive/pull/503#issuecomment-673180511
This pull request has been automatically marked as stale because it has not
had recent activity. It will be closed if no further activity occurs.
Feel free to reach out on the d...@hive.apache.org list if the patch is in
need of reviews.
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Issue Time Tracking
-------------------
Worklog Id: (was: 470019)
Time Spent: 0.5h (was: 20m)
> Upgrade MurmurHash 2.0 to 3.0 in vectorized map and reduce operators
> --------------------------------------------------------------------
>
> Key: HIVE-21011
> URL: https://issues.apache.org/jira/browse/HIVE-21011
> Project: Hive
> Issue Type: Improvement
> Reporter: Teddy Choi
> Assignee: Teddy Choi
> Priority: Major
> Labels: pull-request-available
> Attachments: HIVE-21011.1.patch, HIVE-21011.2.patch
>
> Time Spent: 0.5h
> Remaining Estimate: 0h
>
> HIVE-20873 improved map join performance by using MurmurHash 3.0. However,
> there's more operators that can use it. VectorMapJoinCommonOperator and
> VectorReduceSinkUniformHashOperator use MurmurHash 2.0, so it can be upgraded
> to MurmurHash 3.0.
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