[SPARK-6397][SQL] Check the missingInput simply

https://github.com/apache/spark/pull/5082

/cc liancheng

Author: Yadong Qi <qiyadong2010@gmail.com>

Closes #5132 from watermen/sql-missingInput-new and squashes the following commits:

1e5bdc5 [Yadong Qi] Check the missingInput simply

sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/analysis/CheckAnalysis.scala

@@ -85,9 +85,8 @@ class CheckAnalysis {
 
             cleaned.foreach(checkValidAggregateExpression)
 
-          case o if o.children.nonEmpty &&
-            !o.references.filter(_.name != "grouping__id").subsetOf(o.inputSet) =>
-            val missingAttributes = (o.references -- o.inputSet).map(_.prettyString).mkString(",")
+          case o if o.children.nonEmpty && o.missingInput.nonEmpty =>
+            val missingAttributes = o.missingInput.map(_.prettyString).mkString(",")
             val input = o.inputSet.map(_.prettyString).mkString(",")
 
             failAnalysis(s"resolved attributes $missingAttributes missing from $input")

sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/plans/QueryPlan.scala

@@ -17,7 +17,7 @@
 
 package org.apache.spark.sql.catalyst.plans
 
-import org.apache.spark.sql.catalyst.expressions.{Attribute, AttributeSet, Expression}
+import org.apache.spark.sql.catalyst.expressions.{VirtualColumn, Attribute, AttributeSet, Expression}
 import org.apache.spark.sql.catalyst.trees.TreeNode
 import org.apache.spark.sql.types.{ArrayType, DataType, StructField, StructType}
 
@@ -48,7 +48,8 @@ abstract class QueryPlan[PlanType <: TreeNode[PlanType]] extends TreeNode[PlanTy
    * Subclasses should override this method if they produce attributes internally as it is used by
    * assertions designed to prevent the construction of invalid plans.
    */
-  def missingInput: AttributeSet = references -- inputSet
+  def missingInput: AttributeSet = (references -- inputSet)
+    .filter(_.name != VirtualColumn.groupingIdName)
 
   /**
    * Runs [[transform]] with `rule` on all expressions present in this query operator.