dilipbiswal commented on code in PR #37011:
URL: https://github.com/apache/spark/pull/37011#discussion_r912211312
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sql/core/src/main/scala/org/apache/spark/sql/Dataset.scala:
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@@ -464,6 +464,19 @@ class Dataset[T] private[sql](
*/
def as[U : Encoder]: Dataset[U] = Dataset[U](sparkSession, logicalPlan)
+ /**
+ * Returns a new DataFrame where each row is reconciled to match the
specified schema. Spark will:
Review Comment:
@cloud-fan Could we also mention the behavior regarding nullability in the
comments.
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