Github user icexelloss commented on a diff in the pull request: https://github.com/apache/spark/pull/18732#discussion_r141950729 --- Diff: sql/core/src/main/scala/org/apache/spark/sql/RelationalGroupedDataset.scala --- @@ -435,6 +435,29 @@ class RelationalGroupedDataset protected[sql]( df.logicalPlan.output, df.logicalPlan)) } + + private[sql] def flatMapGroupsInPandas( + expr: PythonUDF + ): DataFrame = { --- End diff -- Done
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