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Posted to issues@spark.apache.org by "Apache Spark (JIRA)" <ji...@apache.org> on 2018/01/23 04:16:01 UTC

[jira] [Commented] (SPARK-23186) Loading JDBC Drivers should be syncronized

    [ https://issues.apache.org/jira/browse/SPARK-23186?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16335369#comment-16335369 ] 

Apache Spark commented on SPARK-23186:
--------------------------------------

User 'dongjoon-hyun' has created a pull request for this issue:
https://github.com/apache/spark/pull/20357

> Loading JDBC Drivers should be syncronized
> ------------------------------------------
>
>                 Key: SPARK-23186
>                 URL: https://issues.apache.org/jira/browse/SPARK-23186
>             Project: Spark
>          Issue Type: Bug
>          Components: SQL
>    Affects Versions: 2.2.1
>            Reporter: Dongjoon Hyun
>            Priority: Major
>
> Since some JDBC Drivers have class initialization code to call `DriverManager`, we need to synchronize them to avoid potential deadlock situation like STORM-2527.



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