[GitHub] [spark] yaooqinn commented on a change in pull request #31929: [SPARK-34824][SQL] Support multiply an year-month interval by a numeric

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yaooqinn commented on a change in pull request #31929:
URL: https://github.com/apache/spark/pull/31929#discussion_r599392263



##########
File path: sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/intervalExpressions.scala
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@@ -249,3 +249,49 @@ case class MakeInterval(
 
   override def prettyName: String = "make_interval"
 }
+
+// Multiply an year-month interval by a numeric
+case class MultiplyYMInterval(
+    interval: Expression,
+    num: Expression)
+  extends BinaryExpression with ImplicitCastInputTypes with NullIntolerant with Serializable {

Review comment:
       Strings are also accepted then?




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