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From "ASF GitHub Bot (Jira)" <j...@apache.org>
Subject [jira] [Work logged] (HIVE-24432) Delete Notification Events in Batches
Date Thu, 03 Dec 2020 21:22:00 GMT

     [ https://issues.apache.org/jira/browse/HIVE-24432?focusedWorklogId=519874&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-519874
]

ASF GitHub Bot logged work on HIVE-24432:
-----------------------------------------

                Author: ASF GitHub Bot
            Created on: 03/Dec/20 21:21
            Start Date: 03/Dec/20 21:21
    Worklog Time Spent: 10m 
      Work Description: belugabehr commented on pull request #1710:
URL: https://github.com/apache/hive/pull/1710#issuecomment-738326173


   @nrg4878 Review please for HMS work?


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Issue Time Tracking
-------------------

    Worklog Id:     (was: 519874)
    Time Spent: 1h 20m  (was: 1h 10m)

> Delete Notification Events in Batches
> -------------------------------------
>
>                 Key: HIVE-24432
>                 URL: https://issues.apache.org/jira/browse/HIVE-24432
>             Project: Hive
>          Issue Type: Improvement
>    Affects Versions: 3.2.0
>            Reporter: David Mollitor
>            Assignee: David Mollitor
>            Priority: Major
>              Labels: pull-request-available
>          Time Spent: 1h 20m
>  Remaining Estimate: 0h
>
> Notification events are loaded in batches (reduces memory pressure on the HMS), but all
of the deletes happen under a single transactions and, when deleting many records, can put
a lot of pressure on the backend database.
> Instead, delete events in batches (in different transactions) as well.



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