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https://issues.apache.org/jira/browse/SPARK-28307?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16971325#comment-16971325
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Kent Yao commented on SPARK-28307:
----------------------------------
Resolved by the PR: [https://github.com/apache/spark/pull/26337]
> Support Interval comparison
> ---------------------------
>
> Key: SPARK-28307
> URL: https://issues.apache.org/jira/browse/SPARK-28307
> Project: Spark
> Issue Type: Sub-task
> Components: SQL
> Affects Versions: 3.0.0
> Reporter: Dongjoon Hyun
> Priority: Major
>
> {code}
> postgres=# SELECT INTERVAL '0:0' HOUR TO SECOND = INTERVAL '0:0' HOUR TO
> SECOND;
> ?column?
> ----------
> t
> (1 row)
> {code}
> {code}
> spark-sql> SELECT INTERVAL '0:0' HOUR TO SECOND = INTERVAL '0:0' HOUR TO
> SECOND;
> Error in query: cannot resolve '(interval 0 microseconds = interval 0
> microseconds)' due to data type mismatch: EqualTo does not support ordering
> on type calendarinterval; line 1 pos 7;
> 'Project [unresolvedalias((interval 0 microseconds = interval 0
> microseconds), None)]
> +- OneRowRelation
> {code}
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