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Posted to dev@hive.apache.org by "He Yongqiang (JIRA)" <ji...@apache.org> on 2009/11/27 01:26:39 UTC

[jira] Updated: (HIVE-955) Passing columns needed onto ColumnarStruct

     [ https://issues.apache.org/jira/browse/HIVE-955?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

He Yongqiang updated HIVE-955:
------------------------------

    Attachment: ColumnarStruct_columnids_2009-11-25.2.patch

> Passing columns needed onto ColumnarStruct
> ------------------------------------------
>
>                 Key: HIVE-955
>                 URL: https://issues.apache.org/jira/browse/HIVE-955
>             Project: Hadoop Hive
>          Issue Type: Improvement
>            Reporter: He Yongqiang
>            Assignee: He Yongqiang
>         Attachments: ColumnarStruct_columnids_2009-11-25.2.patch
>
>
> This can avoid unneeded loop cycle in ColumnarStruct's init method. This can saves a lot when the table's column number is big.

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