szehon-ho commented on code in PR #47233:
URL: https://github.com/apache/spark/pull/47233#discussion_r1671564935
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sql/core/src/main/scala/org/apache/spark/sql/Dataset.scala:
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@@ -4136,6 +4136,58 @@ class Dataset[T] private[sql](
new MergeIntoWriter[T](table, this, condition)
}
+ /**
+ * Update rows in a target table that match a condition.
+ *
+ * Scala Example:
+ * {{{
+ * spark.table("source")
+ .update(
Review Comment:
Sorry what do you mean? (the method also allows no condition)
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