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https://issues.apache.org/jira/browse/SPARK-29391?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17275933#comment-17275933
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Maxim Gekk commented on SPARK-29391:
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For now, I am not sure that we are still going to be compatible with PostgreSQL
in interval formats. cc [~cloud_fan] [~hyukjin.kwon]
> Default year-month units
> ------------------------
>
> Key: SPARK-29391
> URL: https://issues.apache.org/jira/browse/SPARK-29391
> Project: Spark
> Issue Type: Sub-task
> Components: SQL
> Affects Versions: 3.0.0
> Reporter: Maxim Gekk
> Priority: Major
>
> PostgreSQL can assume default year-month units by defaults:
> {code}
> maxim=# SELECT interval '1-2';
> interval
> ---------------
> 1 year 2 mons
> {code}
> but the same produces NULL in Spark:
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