hive-dev mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From "Prasanth J (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HIVE-6578) Use ORC file footer statistics for analyze command
Date Mon, 10 Mar 2014 19:06:47 GMT

    [ https://issues.apache.org/jira/browse/HIVE-6578?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13926057#comment-13926057
] 

Prasanth J commented on HIVE-6578:
----------------------------------

This is related to HIVE-4177 but additionally noscan will also use the same code path.

> Use ORC file footer statistics for analyze command
> --------------------------------------------------
>
>                 Key: HIVE-6578
>                 URL: https://issues.apache.org/jira/browse/HIVE-6578
>             Project: Hive
>          Issue Type: New Feature
>    Affects Versions: 0.13.0
>            Reporter: Prasanth J
>            Assignee: Prasanth J
>              Labels: orcfile
>         Attachments: HIVE-6578.1.patch
>
>
> ORC provides file level statistics which can be used in analyze partialscan and noscan
cases to compute basic statistics like number of rows, number of files, total file size and
raw data size.



--
This message was sent by Atlassian JIRA
(v6.2#6252)

Mime
View raw message