Github user HyukjinKwon commented on the issue:
https://github.com/apache/spark/pull/20018
Seems this did not passed the test .. this causes a build failure:
https://amplab.cs.berkeley.edu/jenkins/job/SparkPullRequestBuilder/85343/console
```
========================================================================
Running Scala style checks
========================================================================
Scalastyle checks failed at following occurrences:
[error]
/home/jenkins/workspace/SparkPullRequestBuilder/examples/src/main/scala/org/apache/spark/examples/sql/hive/SparkHiveExample.scala:138:0:
Whitespace at end of line
[error] Total time: 13 s, completed Dec 23, 2017 7:34:15 AM
[error] running
/home/jenkins/workspace/SparkPullRequestBuilder/dev/lint-scala ; received
return code 1
```
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