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From "Stamatis Zampetakis (Jira)" <j...@apache.org>
Subject [jira] [Assigned] (HIVE-24031) Infinite planning time on syntactically big queries
Date Wed, 12 Aug 2020 10:19:00 GMT

     [ https://issues.apache.org/jira/browse/HIVE-24031?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Stamatis Zampetakis reassigned HIVE-24031:
------------------------------------------


> Infinite planning time on syntactically big queries
> ---------------------------------------------------
>
>                 Key: HIVE-24031
>                 URL: https://issues.apache.org/jira/browse/HIVE-24031
>             Project: Hive
>          Issue Type: Bug
>          Components: Query Planning
>            Reporter: Stamatis Zampetakis
>            Assignee: Stamatis Zampetakis
>            Priority: Major
>             Fix For: 4.0.0
>
>
> Syntactically big queries (~1 million tokens), such as the query shown below, lead to
very big (seemingly infinite) planning times.
> {code:sql}
> select posexplode(array('item1', 'item2', ..., 'item1M'));
> {code}



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