[jira] [Updated] (SPARK-11244) sparkR.stop doesn't clean up .sparkRSQLsc in environment

["Shivaram Venkataraman (JIRA)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/SPARK-11244?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Shivaram Venkataraman updated SPARK-11244:
------------------------------------------
    Assignee: Sen Fang

> sparkR.stop doesn't clean up .sparkRSQLsc in environment
> --------------------------------------------------------
>
>                 Key: SPARK-11244
>                 URL: https://issues.apache.org/jira/browse/SPARK-11244
>             Project: Spark
>          Issue Type: Bug
>          Components: SparkR
>    Affects Versions: 1.5.1
>            Reporter: Sen Fang
>            Assignee: Sen Fang
>             Fix For: 1.5.2, 1.6.0
>
>
> Currently {{sparkR.stop}} removes relevant variables from {{.sparkREnv}} for SparkContext and backend. However it doesn't clean up {{.sparkRSQLsc}} and {{.sparkRHivesc}}.
> It results 
> {code}
> sc <- sparkR.init("local")
> sqlContext <- sparkRSQL.init(sc)
> sparkR.stop()
> sc <- sparkR.init("local")
> sqlContext <- sparkRSQL.init(sc)
> sqlContext
> {code}
> producing
> {code}
>  sqlContext
> Error in callJMethod(x, "getClass") : 
>   Invalid jobj 1. If SparkR was restarted, Spark operations need to be re-executed.
> {code}



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