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https://issues.apache.org/jira/browse/HIVE-5220?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13781633#comment-13781633
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Navis commented on HIVE-5220:
-----------------------------
Current implementation is calling getContentSummary() for all removing
partitions and I cannot sure it's neglectable overhead for underlying FS.
> Add option for removing intermediate directory for partition, which is empty
> ----------------------------------------------------------------------------
>
> Key: HIVE-5220
> URL: https://issues.apache.org/jira/browse/HIVE-5220
> Project: Hive
> Issue Type: Improvement
> Components: Query Processor
> Reporter: Navis
> Assignee: Navis
> Priority: Minor
> Attachments: HIVE-5220.D12729.1.patch
>
>
> For deeply nested partitioned table, intermediate directories are not removed
> even if there is no partitions in it by removing them.
> {noformat}
> /deep_part/c=09/d=01
> /deep_part/c=09/d=01/e=01
> /deep_part/c=09/d=01/e=02
> /deep_part/c=09/d=02
> /deep_part/c=09/d=02/e=01
> /deep_part/c=09/d=02/e=02
> {noformat}
> After removing partition (c='09'), directory remains like this,
> {noformat}
> /deep_part/c=09/d=01
> /deep_part/c=09/d=02
> {noformat}
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