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Posted to dev@hive.apache.org by "Siying Dong (JIRA)" <ji...@apache.org> on 2011/04/20 02:22:05 UTC

[jira] [Updated] (HIVE-2051) getInputSummary() to call FileSystem.getContentSummary() in parallel

     [ https://issues.apache.org/jira/browse/HIVE-2051?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Siying Dong updated HIVE-2051:
------------------------------

    Resolution: Fixed
        Status: Resolved  (was: Patch Available)

> getInputSummary() to call FileSystem.getContentSummary() in parallel
> --------------------------------------------------------------------
>
>                 Key: HIVE-2051
>                 URL: https://issues.apache.org/jira/browse/HIVE-2051
>             Project: Hive
>          Issue Type: Improvement
>            Reporter: Siying Dong
>            Assignee: Siying Dong
>            Priority: Minor
>         Attachments: HIVE-2051.1.patch, HIVE-2051.2.patch, HIVE-2051.3.patch, HIVE-2051.4.patch, HIVE-2051.5.patch
>
>
> getInputSummary() now call FileSystem.getContentSummary() one by one, which can be extremely slow when the number of input paths are huge. By calling those functions in parallel, we can cut latency in most cases.

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