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Posted to issues@hive.apache.org by "ASF GitHub Bot (Jira)" <ji...@apache.org> on 2020/07/24 01:33:00 UTC
[jira] [Work logged] (HIVE-23917) Reset key access count during
eviction in VectorGroupByOperator
[ https://issues.apache.org/jira/browse/HIVE-23917?focusedWorklogId=462785&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-462785 ]
ASF GitHub Bot logged work on HIVE-23917:
-----------------------------------------
Author: ASF GitHub Bot
Created on: 24/Jul/20 01:32
Start Date: 24/Jul/20 01:32
Worklog Time Spent: 10m
Work Description: rbalamohan opened a new pull request #1306:
URL: https://github.com/apache/hive/pull/1306
https://issues.apache.org/jira/browse/HIVE-23917
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Issue Time Tracking
-------------------
Worklog Id: (was: 462785)
Remaining Estimate: 0h
Time Spent: 10m
> Reset key access count during eviction in VectorGroupByOperator
> ---------------------------------------------------------------
>
> Key: HIVE-23917
> URL: https://issues.apache.org/jira/browse/HIVE-23917
> Project: Hive
> Issue Type: Bug
> Reporter: Rajesh Balamohan
> Priority: Minor
> Time Spent: 10m
> Remaining Estimate: 0h
>
> Follow up of https://issues.apache.org/jira/browse/HIVE-23843
> There can be a case (depending on data) where large number of entries in the aggregation map, exceed the average access and it could prevent 10% flushing limit. Adding reset on the evicted entries would help preventing this.
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