[jira] [Work logged] (HIVE-25178) Reduce number of getPartition calls during loadDynamicPartitions for External Tables

["ASF GitHub Bot (Jira)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/HIVE-25178?focusedWorklogId=736226&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-736226 ]

ASF GitHub Bot logged work on HIVE-25178:
-----------------------------------------

                Author: ASF GitHub Bot
            Created on: 03/Mar/22 18:50
            Start Date: 03/Mar/22 18:50
    Worklog Time Spent: 10m 
      Work Description: sourabh912 closed pull request #3042:
URL: https://github.com/apache/hive/pull/3042


   


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

    Worklog Id:     (was: 736226)
    Time Spent: 1h 10m  (was: 1h)

> Reduce number of getPartition calls during loadDynamicPartitions for External Tables
> ------------------------------------------------------------------------------------
>
>                 Key: HIVE-25178
>                 URL: https://issues.apache.org/jira/browse/HIVE-25178
>             Project: Hive
>          Issue Type: Improvement
>          Components: Hive
>            Reporter: Rajesh Balamohan
>            Assignee: Narayanan Venkateswaran
>            Priority: Major
>              Labels: performance, pull-request-available
>         Attachments: 0001-HIVE-25178-Reduce-number-of-getPartition-calls-durin.patch
>
>          Time Spent: 1h 10m
>  Remaining Estimate: 0h
>
> When dynamic partitions are loaded, Hive::loadDynamicPartition loads all partitions from HMS causing heavy load on it. This becomes worse when large number of partitions are present in tables.
> Only relevant partitions being loaded in dynamic partitions can be queried from HMS for partition existence.
> [https://github.com/apache/hive/blob/master/ql/src/java/org/apache/hadoop/hive/ql/metadata/Hive.java#L2958]



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