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Posted to issues@spark.apache.org by "Gayathri Murali (JIRA)" <ji...@apache.org> on 2016/05/12 16:23:12 UTC
[jira] [Commented] (SPARK-15201) Handle integer overflow correctly
in hash code computation
[ https://issues.apache.org/jira/browse/SPARK-15201?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15281679#comment-15281679 ]
Gayathri Murali commented on SPARK-15201:
-----------------------------------------
I can work on this
> Handle integer overflow correctly in hash code computation
> ----------------------------------------------------------
>
> Key: SPARK-15201
> URL: https://issues.apache.org/jira/browse/SPARK-15201
> Project: Spark
> Issue Type: Bug
> Components: SparkR
> Affects Versions: 1.6.1
> Reporter: Sun Rui
>
> mult31AndAdd() function in utils.R does not handle integer overflow well. We need find a solution to exactly match the hash code computation algorithm for string in JDK.
> For details, refer to the discussion in https://github.com/apache/spark/pull/10436
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