[GitHub] spark pull request #17449: [SPARK-20120][SQL] spark-sql support silent mode

[asfgit]

Github user asfgit closed the pull request at:

https://github.com/apache/spark/pull/17449


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[GitHub] spark pull request #17449: [SPARK-20120][SQL] spark-sql support silent mode

[wangyum]

GitHub user wangyum opened a pull request:

https://github.com/apache/spark/pull/17449

[SPARK-20120][SQL] spark-sql support silent mode

## What changes were proposed in this pull request?

It is similar to Hive silent mode, just show the query result. see: [Hive 
LanguageManual+Cli](https://cwiki.apache.org/confluence/display/Hive/LanguageManual+Cli)
 and [the implementation of Hive silent 
mode](https://github.com/apache/hive/blob/release-1.2.1/ql/src/java/org/apache/hadoop/hive/ql/session/SessionState.java#L948-L950).

This PR set the Logger level to `WARN` to get similar result.

## How was this patch tested?

manual tests

![manual test spark sql silent 
mode](https://cloud.githubusercontent.com/assets/5399861/24390165/989b7780-13b9-11e7-8496-6e68f55757e3.gif)


You can merge this pull request into a Git repository by running:

$ git pull https://github.com/wangyum/spark SPARK-20120

Alternatively you can review and apply these changes as the patch at:

https://github.com/apache/spark/pull/17449.patch

To close this pull request, make a commit to your master/trunk branch
with (at least) the following in the commit message:

This closes #17449


commit a6e8f5a4fb7d26b5c7dfea4823534026ad53f654
Author: Yuming Wang 
Date:   2017-03-28T03:13:43Z

spark-sql support silent mode.




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