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https://issues.apache.org/jira/browse/HIVE-14270?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15417513#comment-15417513
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Sergio Peña commented on HIVE-14270:
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[~leftylev] is there a wiki section about S3 or blobstore tables?
> Write temporary data to HDFS when doing inserts on tables located on S3
> -----------------------------------------------------------------------
>
> Key: HIVE-14270
> URL: https://issues.apache.org/jira/browse/HIVE-14270
> Project: Hive
> Issue Type: Sub-task
> Reporter: Sergio Peña
> Assignee: Sergio Peña
> Labels: TODOC2.2
> Fix For: 2.2.0
>
> Attachments: HIVE-14270.1.patch, HIVE-14270.2.patch,
> HIVE-14270.3.patch, HIVE-14270.4.patch, HIVE-14270.5.patch, HIVE-14270.6.patch
>
>
> Currently, when doing INSERT statements on tables located at S3, Hive writes
> and reads temporary (or intermediate) files to S3 as well.
> If HDFS is still the default filesystem on Hive, then we can keep such
> temporary files on HDFS to keep things run faster.
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