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https://issues.apache.org/jira/browse/SPARK-31617?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17203806#comment-17203806
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jiaan.geng commented on SPARK-31617:
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It seems deleting custom functions is a rare operation. So I think we do not
need do the job now.
> support drop multiple functions
> -------------------------------
>
> Key: SPARK-31617
> URL: https://issues.apache.org/jira/browse/SPARK-31617
> Project: Spark
> Issue Type: Sub-task
> Components: SQL
> Affects Versions: 3.1.0
> Reporter: jobit mathew
> Priority: Minor
>
> postgresql support dropping of multiple functions in one command.Better spark
> sql also can support this.
>
> [https://www.postgresql.org/docs/12/sql-dropfunction.html]
> Drop multiple functions in one command:
> DROP FUNCTION sqrt(integer), sqrt(bigint);
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