[jira] [Updated] (HIVE-14678) Hive-on-MR deprecation warning is not diplayed when engine is set to capital letter 'MR'

["Sergey Shelukhin (JIRA)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/HIVE-14678?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Sergey Shelukhin updated HIVE-14678:
------------------------------------
    Attachment: HIVE-14678.patch

Making the engine setting case sensitive - other checks around the codebase assume it's lowercase.

> Hive-on-MR deprecation warning  is not diplayed when engine is set to capital letter 'MR'
> -----------------------------------------------------------------------------------------
>
>                 Key: HIVE-14678
>                 URL: https://issues.apache.org/jira/browse/HIVE-14678
>             Project: Hive
>          Issue Type: Bug
>          Components: Beeline, CLI, Configuration, Hive
>    Affects Versions: 2.1.0, 2.2.0
>            Reporter: Raja Mannem
>            Assignee: Sergey Shelukhin
>            Priority: Trivial
>         Attachments: HIVE-14678.patch
>
>
> hive> SET hive.execution.engine=mr;
> Hive-on-MR is deprecated in Hive 2 and may not be available in the future versions. Consider using a different execution engine (i.e. tez, spark) or using Hive 1.X releases.
> hive> 
> hive> SET hive.execution.engine=MR;
> hive>
> This warning seems to be generated only with small letter 'mr' wand not with capital letter "MR".
> generateMrDeprecationWarning() seem to be displaying this warning and is being called in different classes. 
> Ex: https://github.com/apache/hive/blob/master/cli/src/java/org/apache/hadoop/hive/cli/CliDriver.java#L754
> https://github.com/apache/hive/blob/master/ql/src/java/org/apache/hadoop/hive/ql/Driver.java#L1900



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