[jira] [Commented] (SPARK-10548) Concurrent execution in SQL does not work

["Apache Spark (JIRA)" <ji...@apache.org>]

    [ https://issues.apache.org/jira/browse/SPARK-10548?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14739938#comment-14739938 ] 

Apache Spark commented on SPARK-10548:
--------------------------------------

User 'andrewor14' has created a pull request for this issue:
https://github.com/apache/spark/pull/8710

> Concurrent execution in SQL does not work
> -----------------------------------------
>
>                 Key: SPARK-10548
>                 URL: https://issues.apache.org/jira/browse/SPARK-10548
>             Project: Spark
>          Issue Type: Bug
>          Components: SQL
>    Affects Versions: 1.5.0
>            Reporter: Andrew Or
>            Assignee: Andrew Or
>            Priority: Blocker
>
> From the mailing list:
> {code}
> future { df1.count() } 
> future { df2.count() } 
> java.lang.IllegalArgumentException: spark.sql.execution.id is already set 
>         at org.apache.spark.sql.execution.SQLExecution$.withNewExecutionId(SQLExecution.scala:87) 
>         at org.apache.spark.sql.DataFrame.withNewExecutionId(DataFrame.scala:1904) 
>         at org.apache.spark.sql.DataFrame.collect(DataFrame.scala:1385) 
> {code}
> === edit ===
> Simple reproduction:
> {code}
> (1 to 100).par.foreach { _ =>
>   sc.parallelize(1 to 5).map { i => (i, i) }.toDF("a", "b").count()
> }
> {code}



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