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https://issues.apache.org/jira/browse/FLINK-27946?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Martijn Visser closed FLINK-27946.
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Resolution: Information Provided
[~liliwei] Flink currently doesn't support this. Before we create a Jira
ticket, such a feature request would definitely require a discussion on the Dev
mailing list including a corresponding FLIP and a vote.
> Extending SQL syntax in a way similar to 'spark.sql.extensions'
> ---------------------------------------------------------------
>
> Key: FLINK-27946
> URL: https://issues.apache.org/jira/browse/FLINK-27946
> Project: Flink
> Issue Type: Improvement
> Reporter: liwei li
> Priority: Major
> Attachments: image-2022-06-08-09-06-54-935.png
>
>
> Does Flink consider extending SQL syntax in a similar way to
> 'spark.sql.extensions'?
> This approach provides greater flexibility in adding many new SQL syntax and
> rules without modifying the source code, especially in the case of custom
> syntax scenarios.
>
> !image-2022-06-08-09-06-54-935.png|width=561,height=328!
>
> FYI：
> [https://spark.apache.org/docs/latest/api/scala/org/apache/spark/sql/SparkSessionExtensions.html]
> [https://hudi.apache.org/docs/procedures]
> [https://iceberg.apache.org/docs/latest/spark-procedures/]
>
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