You are viewing a plain text version of this content. The canonical link for it is here.

Posted to issues@hive.apache.org by "Vineet Garg (JIRA)" <ji...@apache.org> on 2018/02/01 05:59:00 UTC

[jira] [Updated] (HIVE-18598) Disallow constraints with EXTERNAL table

     [ https://issues.apache.org/jira/browse/HIVE-18598?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Vineet Garg updated HIVE-18598:
-------------------------------
    Attachment: HIVE-18598.1.patch

> Disallow constraints with EXTERNAL table
> ----------------------------------------
>
>                 Key: HIVE-18598
>                 URL: https://issues.apache.org/jira/browse/HIVE-18598
>             Project: Hive
>          Issue Type: Task
>          Components: SQL
>            Reporter: Vineet Garg
>            Assignee: Vineet Garg
>            Priority: Major
>         Attachments: HIVE-18598.1.patch
>
>
> Since Hive do not manage the data for external tables and can not enforce constraints it doesn't make sense to allow constraints like PRIMARY KEY, NOT NULL etc for such tables.
> User can still specify RELY to signal optimizer for constraint related optimizations.



--
This message was sent by Atlassian JIRA
(v7.6.3#76005)