address review comment

apache · Dec 27, 2017 · 05da9d7 · 05da9d7
1 parent 8d8b669
commit 05da9d7
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/sql/core/src/main/scala/org/apache/spark/sql/execution/WholeStageCodegenExec.scala b/sql/core/src/main/scala/org/apache/spark/sql/execution/WholeStageCodegenExec.scala
@@ -283,7 +283,7 @@ case class InputAdapter(child: SparkPlan) extends UnaryExecNode with CodegenSupp
 
   override def doProduce(ctx: CodegenContext): String = {
     // Right now, InputAdapter is only used when there is one input RDD.
-    // inline mutable state since an InputAdapter in a task
+    // inline mutable state since an InputAdapter is used once in a task for WholeStageCodegen
     val input = ctx.addMutableState("scala.collection.Iterator", "input", v => s"$v = inputs[0];",
       forceInline = true)
     val row = ctx.freshName("row")