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https://issues.apache.org/jira/browse/HIVE-19783?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16501583#comment-16501583
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Peter Vary commented on HIVE-19783:
-----------------------------------
Test results on my laptop, using [~akolb]'s test tool is:
* Before the patch:
{code}
Operation AMean Mean Med Min Max
Err%
dropTableWithPartitions.10 0.000 53.24 53.25 49.51 56.76
4.393
dropTableWithPartitions.100 16.82 70.06 70.01 68.59 72.37
1.594
dropTableWithPartitions.1000 233.5 286.7 277.6 259.0 372.7
10.88
{code}
* After the patch:
{code}
Operation AMean Mean Med Min Max
Err%
dropTableWithPartitions.10 0.000 48.89 48.75 46.16 53.48
4.648
dropTableWithPartitions.100 11.82 60.70 59.99 58.16 65.90
4.072
dropTableWithPartitions.1000 143.0 191.9 192.3 180.3 204.6
4.014
{code}
> Retrieve only locations in HiveMetaStore.dropPartitionsAndGetLocations
> ----------------------------------------------------------------------
>
> Key: HIVE-19783
> URL: https://issues.apache.org/jira/browse/HIVE-19783
> Project: Hive
> Issue Type: Improvement
> Reporter: Peter Vary
> Assignee: Peter Vary
> Priority: Major
> Attachments: HIVE-19783.patch
>
>
> Optimize further the dropTable command.
> Currently {{HiveMetaStore.dropPartitionsAndGetLocations}} retrieves the whole
> partition object, but we need only the locations instead.
> Create a RawStore method to retrieve only the locations.
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