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https://issues.apache.org/jira/browse/SPARK-43492?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17722439#comment-17722439
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Jia Fan commented on SPARK-43492:
---------------------------------
I can fix this.
> Define the DATE_ADD and DATE_DIFF functions with 3-args
> -------------------------------------------------------
>
> Key: SPARK-43492
> URL: https://issues.apache.org/jira/browse/SPARK-43492
> Project: Spark
> Issue Type: Improvement
> Components: SQL
> Affects Versions: 3.4.0
> Reporter: Max Gekk
> Assignee: Max Gekk
> Priority: Major
>
> Spark supports the DATE_ADD and DATE_DIFF functions with 2 arguments but when
> an user calls the same functions with 3 arguments, Spark SQL outputs the
> confusing error:
> {code:sql}
> spark-sql (default)> select date_add(MONTH, 1, date'2023-05-13');
> [UNRESOLVED_COLUMN.WITHOUT_SUGGESTION] A column or function parameter with
> name `MONTH` cannot be resolved. ; line 1 pos 16;
> 'Project [unresolvedalias('date_add('MONTH, 1, 2023-05-13), None)]
> +- OneRowRelation
> {code}
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