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From "Remus Rusanu (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HIVE-5998) Add vectorized reader for Parquet files
Date Thu, 13 Feb 2014 08:25:24 GMT

    [ https://issues.apache.org/jira/browse/HIVE-5998?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13900123#comment-13900123
] 

Remus Rusanu commented on HIVE-5998:
------------------------------------

New patch contains .q query. The Jenkins failure is not related to the patch.

> Add vectorized reader for Parquet files
> ---------------------------------------
>
>                 Key: HIVE-5998
>                 URL: https://issues.apache.org/jira/browse/HIVE-5998
>             Project: Hive
>          Issue Type: Sub-task
>          Components: Serializers/Deserializers, Vectorization
>            Reporter: Remus Rusanu
>            Assignee: Remus Rusanu
>            Priority: Minor
>              Labels: Parquet, vectorization
>         Attachments: HIVE-5998.1.patch, HIVE-5998.2.patch
>
>
> HIVE-5783 is adding native Parquet support in Hive. As Parquet is a columnar format,
it makes sense to provide a vectorized reader, similar to how RC and ORC formats have, to
benefit from vectorized execution engine.



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