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Posted to issues@spark.apache.org by "Apache Spark (Jira)" <ji...@apache.org> on 2021/02/17 22:27:00 UTC

[jira] [Commented] (SPARK-34457) DataSource V2: Add default null ordering to SortDirection

    [ https://issues.apache.org/jira/browse/SPARK-34457?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17286179#comment-17286179 ] 

Apache Spark commented on SPARK-34457:
--------------------------------------

User 'aokolnychyi' has created a pull request for this issue:
https://github.com/apache/spark/pull/31580

> DataSource V2: Add default null ordering to SortDirection
> ---------------------------------------------------------
>
>                 Key: SPARK-34457
>                 URL: https://issues.apache.org/jira/browse/SPARK-34457
>             Project: Spark
>          Issue Type: Improvement
>          Components: SQL
>    Affects Versions: 3.2.0
>            Reporter: Anton Okolnychyi
>            Assignee: Apache Spark
>            Priority: Major
>
> The SQL standard does not define the default null ordering for a sort direction. That's why it is up to a query engine. We need to standardize this in our public connector expressions to avoid ambiguity. That's why I propose to match the Catalyst expressions.



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