[GitHub] [spark] HeartSaVioR edited a comment on pull request #28831: [SPARK-31993][SQL] Evaluate children code whenever needed in both varargCounts/varargBuilds for 'concat_ws' for mixed string/array types of columns

[GitBox]

HeartSaVioR edited a comment on pull request #28831:
URL: https://github.com/apache/spark/pull/28831#issuecomment-644538409


   cc. @kiszk @viirya as initial reviewers as I can see they're contributed the 
code part.
   cc. @bersprockets who helps to review initial patch.


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