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https://issues.apache.org/jira/browse/HIVE-24432?focusedWorklogId=522135&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-522135
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ASF GitHub Bot logged work on HIVE-24432:
-----------------------------------------
Author: ASF GitHub Bot
Created on: 09/Dec/20 09:10
Start Date: 09/Dec/20 09:10
Worklog Time Spent: 10m
Work Description: aasha commented on a change in pull request #1710:
URL: https://github.com/apache/hive/pull/1710#discussion_r539130987
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File path:
standalone-metastore/metastore-server/src/main/java/org/apache/hadoop/hive/metastore/ObjectStore.java
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@@ -10800,53 +10801,89 @@ public void addNotificationEvent(NotificationEvent
entry) throws MetaException {
@Override
public void cleanNotificationEvents(int olderThan) {
Review comment:
The same improvement done in cleanNotificationEvents can be applied to
cleanWriteNotificationEvents also.
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Issue Time Tracking
-------------------
Worklog Id: (was: 522135)
Time Spent: 2.5h (was: 2h 20m)
> 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: 2.5h
> 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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