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Posted to reviews@spark.apache.org by GitBox <gi...@apache.org> on 2020/10/08 04:05:01 UTC

[GitHub] [spark] LuciferYang commented on pull request #27013: [SPARK-30356][SQL] Codegen support for the function str_to_map

LuciferYang commented on pull request #27013:
URL: https://github.com/apache/spark/pull/27013#issuecomment-705315967


   @cloud-fan @yaooqinn @maropu @viirya the optimization of `spark.sql.subexpressionElimination.enabled` will be ignored with this pr, this will result in some bad cases in performance like SPARK-32989


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