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Posted to issues@spark.apache.org by "Apache Spark (JIRA)" <ji...@apache.org> on 2018/08/02 23:45:00 UTC

[jira] [Commented] (SPARK-25010) Rand/Randn should produce different values for each execution in streaming query

    [ https://issues.apache.org/jira/browse/SPARK-25010?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16567592#comment-16567592 ] 

Apache Spark commented on SPARK-25010:
--------------------------------------

User 'viirya' has created a pull request for this issue:
https://github.com/apache/spark/pull/21980

> Rand/Randn should produce different values for each execution in streaming query
> --------------------------------------------------------------------------------
>
>                 Key: SPARK-25010
>                 URL: https://issues.apache.org/jira/browse/SPARK-25010
>             Project: Spark
>          Issue Type: Bug
>          Components: SQL, Structured Streaming
>    Affects Versions: 2.4.0
>            Reporter: Liang-Chi Hsieh
>            Priority: Major
>
> Like Uuid in SPARK-24896, Rand and Randn expressions now produce the same results for each execution in streaming query. It doesn't make too much sense for streaming queries. We should make them produce different results as Uuid.



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