Github user marmbrus commented on a diff in the pull request:
https://github.com/apache/spark/pull/10247#discussion_r47580230
--- Diff: sql/catalyst/src/main/scala/org/apache/spark/sql/Row.scala ---
@@ -325,6 +341,14 @@ trait Row extends Serializable {
def getAs[T](i: Int): T = get(i).asInstanceOf[T]
/**
+ * Returns the Optional value of a given fieldName.
+ * If the value is null or if it cannot be cast to the requested type,
None is returned. None is
+ * also returned if either the schema is not defined or else the given
fieldName does not exist
+ * in the schema.
+ */
+ def getAsOpt[T](fieldName: String): Option[T] = None
--- End diff --
Yeah, but this is data coming out of Spark SQL, so the type will always be
correct. Bad data would not make it this far.
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