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Posted to issues@spark.apache.org by "Apache Spark (JIRA)" <ji...@apache.org> on 2015/08/07 05:47:45 UTC

[jira] [Commented] (SPARK-9303) Decimal should use java.math.Decimal directly instead of via Scala wrapper

    [ https://issues.apache.org/jira/browse/SPARK-9303?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14661263#comment-14661263 ] 

Apache Spark commented on SPARK-9303:
-------------------------------------

User 'davies' has created a pull request for this issue:
https://github.com/apache/spark/pull/8018

> Decimal should use java.math.Decimal directly instead of via Scala wrapper
> --------------------------------------------------------------------------
>
>                 Key: SPARK-9303
>                 URL: https://issues.apache.org/jira/browse/SPARK-9303
>             Project: Spark
>          Issue Type: Sub-task
>          Components: SQL
>            Reporter: Josh Rosen
>
> Spark SQL's Decimal class should use Java's BigDecimal instead of Scala's, since this removes a layer of object allocation and works around an issue where Scala's BigDecimal.hashCode() can lead to OOMs (see https://issues.scala-lang.org/browse/SI-6173). 



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