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From "Lefty Leverenz (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HIVE-11777) implement an option to have single ETL strategy for multiple directories
Date Thu, 17 Sep 2015 04:20:45 GMT

    [ https://issues.apache.org/jira/browse/HIVE-11777?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14791559#comment-14791559
] 

Lefty Leverenz commented on HIVE-11777:
---------------------------------------

Pun intended?

> implement an option to have single ETL strategy for multiple directories
> ------------------------------------------------------------------------
>
>                 Key: HIVE-11777
>                 URL: https://issues.apache.org/jira/browse/HIVE-11777
>             Project: Hive
>          Issue Type: Bug
>            Reporter: Sergey Shelukhin
>            Assignee: Sergey Shelukhin
>         Attachments: HIVE-11777.patch
>
>
> In case of metastore footer PPD we don't want to call PPD call with all attendant SARG,
MS and HBase overhead for each directory. If we wait for some time (10ms? some fraction of
inputs?) we can do one call without losing overall perf. 
> For now make it time based.
> NO PRECOMMIT TESTS



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