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From "Siying Dong (JIRA)" <j...@apache.org>
Subject [jira] Commented: (HIVE-2051) getInputSummary() to call FileSystem.getContentSummary() in parallel
Date Wed, 16 Mar 2011 00:15:29 GMT

    [ https://issues.apache.org/jira/browse/HIVE-2051?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13007293#comment-13007293
] 

Siying Dong commented on HIVE-2051:
-----------------------------------

@Carl?

> 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
>
>
> 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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