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https://issues.apache.org/jira/browse/SPARK-34421?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Wenchen Fan updated SPARK-34421:
--------------------------------
Fix Version/s: 3.0.3
> Custom functions can't be used in temporary views with CTEs
> -----------------------------------------------------------
>
> Key: SPARK-34421
> URL: https://issues.apache.org/jira/browse/SPARK-34421
> Project: Spark
> Issue Type: Bug
> Components: SQL
> Affects Versions: 3.1.0
> Environment: Databricks Runtime 8.0
> Reporter: Lauri Koobas
> Assignee: Peter Toth
> Priority: Blocker
> Fix For: 3.1.1, 3.0.3
>
>
> The following query works in Spark 3.0 not Spark 3.1.
>
> Start with:
> {{spark.udf.registerJavaFunction("custom_func",
> "com.stuff.path.custom_func", LongType())}}
>
> Works: * {{select custom_func()}}
> * {{create temporary view blaah as select custom_func()}}
> * {{with step_1 as ( select custom_func() ) select * from step_1}}
> Broken:
> {{create temporary view blaah as with step_1 as ( select custom_func() )
> select * from step_1}}
>
> followed by:
> {{select * from blaah}}
>
> Error:
> {{Error in SQL statement: AnalysisException: No handler for UDF/UDAF/UDTF
> '}}{{com.stuff.path.custom_func}}{{';}}
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