[jira] [Updated] (SPARK-50491) [M1] Fix bug where empty BEGIN END blocks throw error in loops

["Dusan Tisma (Jira)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/SPARK-50491?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Dusan Tisma updated SPARK-50491:
--------------------------------
    Description: 
There is a bug in SQL scripting, where compound statements throw an error if their body is consisted solely of empty BEGIN END blocks. Examples:

{{WHILE 1 = 1 DO}}

{{  BEGIN}}

{{  END;}}
{{END WHILE;}}

  was:
There is a bug in SQL scripting, where loops, IF and CASE throw error if their body is consisted solely of empty BEGIN END blocks. Examples:

{{WHILE 1 = 1 DO}}

{{  BEGIN}}

{{  END;}}
{{END WHILE;}}


> [M1] Fix bug where empty BEGIN END blocks throw error in loops 
> ---------------------------------------------------------------
>
>                 Key: SPARK-50491
>                 URL: https://issues.apache.org/jira/browse/SPARK-50491
>             Project: Spark
>          Issue Type: Sub-task
>          Components: Spark Core
>    Affects Versions: 4.0.0
>            Reporter: Dusan Tisma
>            Priority: Major
>
> There is a bug in SQL scripting, where compound statements throw an error if their body is consisted solely of empty BEGIN END blocks. Examples:
> {{WHILE 1 = 1 DO}}
> {{  BEGIN}}
> {{  END;}}
> {{END WHILE;}}



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