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Posted to reviews@spark.apache.org by GitBox <gi...@apache.org> on 2019/01/10 11:46:21 UTC

[GitHub] maropu opened a new pull request #23508: [SPARK-21351][SQL] Remove the UpdateAttributeNullability rule from the optimizer

maropu opened a new pull request #23508: [SPARK-21351][SQL] Remove the UpdateAttributeNullability rule from the optimizer
URL: https://github.com/apache/spark/pull/23508
 
 
   ## What changes were proposed in this pull request?
   This pr removed `UpdateAttributeNullability` from the optimizer because the same logic happens in the analyzer. See SPARK-26459(#23390) for more detailed discussion.
   
   ## How was this patch tested?
   N/A

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