Github user dilipbiswal commented on a diff in the pull request:
https://github.com/apache/spark/pull/22047#discussion_r209157799
--- Diff:
sql/core/src/main/scala/org/apache/spark/sql/RelationalGroupedDataset.scala ---
@@ -297,9 +318,44 @@ class RelationalGroupedDataset protected[sql](
}
/**
- * Pivots a column of the current `DataFrame` and performs the specified
aggregation.
+ * Compute the logical and of all boolean columns for each group.
+ * The resulting `DataFrame` will also contain the grouping columns.
+ * When specified columns are given, only compute the sum for them.
+ *
+ * @since 2.2.0
--- End diff --
Thanks. will fix
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