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Posted to issues@hive.apache.org by "slim bouguerra (JIRA)" <ji...@apache.org> on 2018/02/07 01:10:00 UTC

[jira] [Assigned] (HIVE-18573) Use proper Calcite operator instead of UDFs

     [ https://issues.apache.org/jira/browse/HIVE-18573?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

slim bouguerra reassigned HIVE-18573:
-------------------------------------

    Assignee: Ashutosh Chauhan

> Use proper Calcite operator instead of UDFs
> -------------------------------------------
>
>                 Key: HIVE-18573
>                 URL: https://issues.apache.org/jira/browse/HIVE-18573
>             Project: Hive
>          Issue Type: Bug
>          Components: Hive
>            Reporter: slim bouguerra
>            Assignee: Ashutosh Chauhan
>            Priority: Major
>         Attachments: HIVE-18573.2.patch, HIVE-18573.3.patch, HIVE-18573.4.patch, HIVE-18573.5.patch, HIVE-18573.6.patch, HIVE-18573.7.patch, HIVE-18573.7.patch, HIVE-18573.patch
>
>
> Currently, Hive is mostly using user-defined black box sql operators during Query planning. It will be more beneficial to use proper calcite operators, this is to prepare the ground for pushing complex expressions to Druid-calcite adapter.
>  
>  



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