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From "Navis (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (HIVE-3925) dependencies of fetch task are not shown by explain
Date Thu, 24 Oct 2013 01:52:42 GMT

     [ https://issues.apache.org/jira/browse/HIVE-3925?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Navis updated HIVE-3925:
------------------------

    Status: Patch Available  (was: Open)

With log changes

> dependencies of fetch task are not shown by explain
> ---------------------------------------------------
>
>                 Key: HIVE-3925
>                 URL: https://issues.apache.org/jira/browse/HIVE-3925
>             Project: Hive
>          Issue Type: Bug
>          Components: Query Processor
>            Reporter: Namit Jain
>            Assignee: Navis
>         Attachments: HIVE-3925.4.patch.txt, HIVE-3925.D8577.1.patch, HIVE-3925.D8577.2.patch,
HIVE-3925.D8577.3.patch
>
>
> A simple query like:
> hive> explain select * from src order by key;
> OK
> ABSTRACT SYNTAX TREE:
>   (TOK_QUERY (TOK_FROM (TOK_TABREF (TOK_TABNAME src))) (TOK_INSERT (TOK_DESTINATION (TOK_DIR
TOK_TMP_FILE)) (TOK_SELECT (TOK_SELEXPR TOK_ALLCOLREF)) (TOK_ORDERBY (TOK_TABSORTCOLNAMEASC
(TOK_TABLE_OR_COL key)))))
> STAGE DEPENDENCIES:
>   Stage-1 is a root stage
>   Stage-0 is a root stage
>   Stage: Stage-0
>     Fetch Operator
>       limit: -1
> Stage-0 is not a root stage and depends on stage-1.



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