[jira] [Commented] (SPARK-20924) Unable to call the function registered in the not-current database

["Apache Spark (JIRA)" <ji...@apache.org>]

    [ https://issues.apache.org/jira/browse/SPARK-20924?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16029815#comment-16029815 ] 

Apache Spark commented on SPARK-20924:
--------------------------------------

User 'gatorsmile' has created a pull request for this issue:
https://github.com/apache/spark/pull/18146

> Unable to call the function registered in the not-current database
> ------------------------------------------------------------------
>
>                 Key: SPARK-20924
>                 URL: https://issues.apache.org/jira/browse/SPARK-20924
>             Project: Spark
>          Issue Type: Bug
>          Components: SQL
>    Affects Versions: 2.0.2, 2.1.1, 2.2.0
>            Reporter: Xiao Li
>            Assignee: Xiao Li
>            Priority: Critical
>
> We are unable to call the function registered in the not-current database. 
> {noformat}
> sql("CREATE DATABASE dAtABaSe1")
> sql(s"CREATE FUNCTION dAtABaSe1.test_avg AS '${classOf[GenericUDAFAverage].getName}'")
> sql("SELECT dAtABaSe1.test_avg(1)")
> {noformat}
> The above code returns an error:
> {noformat}
> Undefined function: 'dAtABaSe1.test_avg'. This function is neither a registered temporary function nor a permanent function registered in the database 'default'.; line 1 pos 7
> {noformat}



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