[GitHub] [spark] zero323 commented on pull request #30107: [WIP][SPARK-33196][SQL] Expose filtered aggregations in spark.sql.functions

[GitBox <gi...@apache.org>]

zero323 commented on pull request #30107:
URL: https://github.com/apache/spark/pull/30107#issuecomment-713155178


   I have mixed feelings about this. At the moment we can easily use `when` to handle this use case
   
   ```scala
   count(when(df("id") < 50, 1))
   ```
   
   It doesn't require extensions of the DSL, and it is in practice as concise and (arguably) as readable as the proposed addition.


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