Github user maropu commented on a diff in the pull request:
https://github.com/apache/spark/pull/15257#discussion_r81256570
--- Diff:
sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/literals.scala
---
@@ -60,6 +70,45 @@ object Literal {
}
/**
+ * Returns the Spark SQL DataType for a given class object. Since this
type needs to be resolved
+ * in runtime, we use match-case idioms for class objects here. However,
there are similar
+ * functions in other files (e.g., HiveInspectors), so these functions
need to merged into one.
+ */
+ private[this] def componentTypeToDataType(clz: Class[_]): DataType = clz
match {
+ // primitive types
+ case c: Class[_] if c == jShort.TYPE => ShortType
--- End diff --
aha, many thanks!
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