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Posted to issues@spark.apache.org by "Jungtaek Lim (Jira)" <ji...@apache.org> on 2026/04/03 03:51:00 UTC

[jira] [Assigned] (SPARK-56280) Fix streaming deduplication for NaN and +/-0.0

     [ https://issues.apache.org/jira/browse/SPARK-56280?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Jungtaek Lim reassigned SPARK-56280:
------------------------------------

    Assignee: Richard Chen

> Fix streaming deduplication for NaN and +/-0.0
> ----------------------------------------------
>
>                 Key: SPARK-56280
>                 URL: https://issues.apache.org/jira/browse/SPARK-56280
>             Project: Spark
>          Issue Type: Bug
>          Components: Structured Streaming
>    Affects Versions: 2.2.0
>            Reporter: Richard Chen
>            Assignee: Richard Chen
>            Priority: Major
>              Labels: pull-request-available
>
> currently the streaming dedupe operator considers NaN and and +/-0.0 as different when their bit patterns are different even though they are logically the same value.
> we should normalize NaN and +/-0.0 values.



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