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https://issues.apache.org/jira/browse/HIVE-2093?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13841854#comment-13841854
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Thejas M Nair commented on HIVE-2093:
-------------------------------------

btw, thanks for helping improve the authorization codebase!


> create/drop database should populate inputs/outputs and check concurrency and 
> user permission
> ---------------------------------------------------------------------------------------------
>
>                 Key: HIVE-2093
>                 URL: https://issues.apache.org/jira/browse/HIVE-2093
>             Project: Hive
>          Issue Type: Bug
>          Components: Authorization, Locking, Metastore, Security
>            Reporter: Namit Jain
>            Assignee: Navis
>         Attachments: D12807.3.patch, HIVE-2093.6.patch, 
> HIVE-2093.7.patch.txt, HIVE-2093.8.patch.txt, HIVE-2093.D12807.1.patch, 
> HIVE-2093.D12807.2.patch, HIVE.2093.1.patch, HIVE.2093.2.patch, 
> HIVE.2093.3.patch, HIVE.2093.4.patch, HIVE.2093.5.patch
>
>
> concurrency and authorization are needed for create/drop table. Also to make 
> concurrency work, it's better to have LOCK/UNLOCK DATABASE and SHOW LOCKS 
> DATABASE



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