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Posted to dev@hive.apache.org by "Owen O'Malley (JIRA)" <ji...@apache.org> on 2012/06/23 00:55:42 UTC

[jira] [Updated] (HIVE-3153) Release codecs and output streams between flushes of RCFile

     [ https://issues.apache.org/jira/browse/HIVE-3153?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Owen O'Malley updated HIVE-3153:
--------------------------------

    Attachment:     (was: giraph-pom.patch)
    
> Release codecs and output streams between flushes of RCFile
> -----------------------------------------------------------
>
>                 Key: HIVE-3153
>                 URL: https://issues.apache.org/jira/browse/HIVE-3153
>             Project: Hive
>          Issue Type: Improvement
>          Components: Compression
>            Reporter: Owen O'Malley
>            Assignee: Owen O'Malley
>
> Currently, RCFile writer holds a compression codec per a file and a compression output stream per a column. Especially for queries that use dynamic partitions this quickly consumes a lot of memory.
> I'd like flushRecords to get a codec from the pool and create the compression output stream in flushRecords.

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