[jira] [Commented] (SPARK-25334) Default SessionCatalog should support UDFs

2018-09-27 Thread Swapnil Chougule (JIRA)


[ 
https://issues.apache.org/jira/browse/SPARK-25334?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16630890#comment-16630890
 ] 

Swapnil Chougule commented on SPARK-25334:
--

+1

My work has also been impacted by same.
SessionCatalog calls registerFunction to add a function to function registry. 
However, makeFunctionExpression supports only UserDefinedAggregateFunction.

 

Can we have handler for scala udf, java udf & java udaf as well in 
SessionCatalog?

> Default SessionCatalog should support UDFs
> --
>
> Key: SPARK-25334
> URL: https://issues.apache.org/jira/browse/SPARK-25334
> Project: Spark
>  Issue Type: Task
>  Components: SQL
>Affects Versions: 2.3.1
>Reporter: Tomasz Gawęda
>Priority: Major
>
> SessionCatalog calls registerFunction to add a function to function registry. 
> However, makeFunctionExpression supports only UserDefinedAggregateFunction.
> We should make makeFunctionExpression support UserDefinedFunction, as it's 
> one of functions type.
> Currently we can use persistent functions only with Hive metastore, but 
> "create function" command works also with default SessionCatalog. It 
> sometimes cause user confusion, like in 
> https://stackoverflow.com/questions/52164488/spark-hive-udf-no-handler-for-udaf-analysis-exception/52170519



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[jira] [Commented] (SPARK-25334) Default SessionCatalog should support UDFs

2018-09-04 Thread JIRA


[ 
https://issues.apache.org/jira/browse/SPARK-25334?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16603341#comment-16603341
 ] 

Tomasz Gawęda commented on SPARK-25334:
---

If commiters say it's not very important, I can start work on this. However, it 
will probably take more time for me to implement it than for some that's 
already a Spark committer :)

> Default SessionCatalog should support UDFs
> --
>
> Key: SPARK-25334
> URL: https://issues.apache.org/jira/browse/SPARK-25334
> Project: Spark
>  Issue Type: Task
>  Components: SQL
>Affects Versions: 2.3.1
>Reporter: Tomasz Gawęda
>Priority: Major
>
> SessionCatalog calls registerFunction to add a function to function registry. 
> However, makeFunctionExpression supports only UserDefinedAggregateFunction.
> We should make makeFunctionExpression support UserDefinedFunction, as it's 
> one of functions type.
> Currently we can use persistent functions only with Hive metastore, but 
> "create function" command works also with default SessionCatalog. It 
> sometimes cause user confusion, like in 
> https://stackoverflow.com/questions/52164488/spark-hive-udf-no-handler-for-udaf-analysis-exception/52170519



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