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Posted to dev@hive.apache.org by "He Yongqiang (JIRA)" <ji...@apache.org> on 2011/06/14 19:35:47 UTC

[jira] [Updated] (HIVE-2218) speedup addInputPaths

     [ https://issues.apache.org/jira/browse/HIVE-2218?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

He Yongqiang updated HIVE-2218:
-------------------------------

    Attachment: HIVE-2218.1.patch

> speedup addInputPaths
> ---------------------
>
>                 Key: HIVE-2218
>                 URL: https://issues.apache.org/jira/browse/HIVE-2218
>             Project: Hive
>          Issue Type: Improvement
>            Reporter: He Yongqiang
>            Assignee: He Yongqiang
>         Attachments: HIVE-2218.1.patch
>
>
> Speedup the addInputPaths for combined symlink inputformat, and added some other micro optimizations which also work for normal cases.
> This can help reducing the start time of one query from 5 hours to less than 20 mins.

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