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From "Tim Armstrong (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (HIVE-2396) RCFileReader Buffer Reuse
Date Fri, 19 Aug 2011 17:34:27 GMT

     [ https://issues.apache.org/jira/browse/HIVE-2396?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Tim Armstrong updated HIVE-2396:
--------------------------------

    Attachment: rcfile_bufreuse_2011-08-19.patch

> RCFileReader Buffer Reuse
> -------------------------
>
>                 Key: HIVE-2396
>                 URL: https://issues.apache.org/jira/browse/HIVE-2396
>             Project: Hive
>          Issue Type: Improvement
>          Components: Query Processor
>    Affects Versions: 0.8.0
>            Reporter: Tim Armstrong
>            Assignee: Tim Armstrong
>            Priority: Minor
>             Fix For: 0.8.0
>
>         Attachments: rcfile_bufreuse_2011-08-19.patch
>
>
> Minor tweak to RCFile$Reader which improves read performance by reusing value buffers.
 This reduces object allocation.
> Depends on HIVE-2350

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