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Posted to reviews@spark.apache.org by GitBox <gi...@apache.org> on 2020/03/08 03:09:57 UTC

[GitHub] [spark] HeartSaVioR commented on issue #27834: revert [SPARK-24640][SQL] Return `NULL` from `size(NULL)` by default

HeartSaVioR commented on issue #27834: revert [SPARK-24640][SQL] Return `NULL` from `size(NULL)` by default
URL: https://github.com/apache/spark/pull/27834#issuecomment-596161322
 
 
   > As for the idea to have the size() behavior differ for aggregation vs. non-aggregation processing
   
   No I didn't mean it as an idea. I used it to describe the issue where NULL as result wouldn't have.

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