Github user HyukjinKwon commented on a diff in the pull request: https://github.com/apache/spark/pull/22540#discussion_r220054060 --- Diff: sql/catalyst/src/main/scala/org/apache/spark/sql/internal/SQLConf.scala --- @@ -1295,15 +1295,15 @@ object SQLConf { .booleanConf .createWithDefault(true) - val PANDAS_GROUPED_MAP_ASSIGN_COLUMNS_BY_POSITION = - buildConf("spark.sql.execution.pandas.groupedMap.assignColumnsByPosition") + val PANDAS_GROUPED_MAP_ASSIGN_COLUMNS_BY_NAME = + buildConf("spark.sql.legacy.execution.pandas.groupedMap.assignColumnsByName") --- End diff -- Out of curiosity, wouldn't we better leave this `false` by default (which means we disable a legacy behvaiour by default)?
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