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Posted to issues@hive.apache.org by "David Mollitor (Jira)" <ji...@apache.org> on 2020/11/25 20:47:00 UTC

[jira] [Assigned] (HIVE-24432) Delete Notification Events in Batches

     [ https://issues.apache.org/jira/browse/HIVE-24432?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

David Mollitor reassigned HIVE-24432:
-------------------------------------


> 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
>
> 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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