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https://issues.apache.org/jira/browse/SPARK-21771?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16131828#comment-16131828
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Kent Yao edited comment on SPARK-21771 at 8/18/17 7:05 AM:
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https://github.com/apache/spark/pull/18983 git webhook doesn't work, add pr 
manually


was (Author: qin yao):
https://github.com/apache/spark/pull/18983 git webhook doesn't work, add pr 
mannully

> SparkSQLEnv creates a useless meta hive client
> ----------------------------------------------
>
>                 Key: SPARK-21771
>                 URL: https://issues.apache.org/jira/browse/SPARK-21771
>             Project: Spark
>          Issue Type: Improvement
>          Components: SQL
>    Affects Versions: 2.2.0
>            Reporter: Kent Yao
>            Priority: Minor
>
> Once a meta hive client is created, it generates its SessionState which 
> creates a lot of session related directories, some deleteOnExit, some does 
> not. if a hive client is useless we may not create it at the very start.



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