[jira] [Commented] (HIVE-14298) NPE could be thrown in HMS when an ExpressionTree could not be made from a filter

["Thejas M Nair (JIRA)" <ji...@apache.org>]

    [ https://issues.apache.org/jira/browse/HIVE-14298?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15417635#comment-15417635 ] 

Thejas M Nair commented on HIVE-14298:
--------------------------------------

[~ctang.ma]
I am having trouble understanding why the NPE is related to hive.metastore.limit.partition.request setting. 
Do you have the full stack trace for this ?


> NPE could be thrown in HMS when an ExpressionTree could not be made from a filter
> ---------------------------------------------------------------------------------
>
>                 Key: HIVE-14298
>                 URL: https://issues.apache.org/jira/browse/HIVE-14298
>             Project: Hive
>          Issue Type: Bug
>          Components: Metastore
>            Reporter: Chaoyu Tang
>            Assignee: Chaoyu Tang
>             Fix For: 2.2.0, 2.1.1
>
>         Attachments: HIVE-14298.patch, HIVE-14298.patch, HIVE-14298.patch
>
>
> In many cases where an ExpressionTree could not be made from a filter (e.g. parser fails to parse a filter etc.) and its value is null. But this null is passed around and used by a couple of HMS methods which can cause NullPointerException.



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