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From rxin <...@git.apache.org>
Subject [GitHub] spark pull request: [SPARK-12796] [SQL] Whole stage codegen
Date Fri, 15 Jan 2016 08:09:20 GMT
Github user rxin commented on a diff in the pull request:

    https://github.com/apache/spark/pull/10735#discussion_r49828878
  
    --- Diff: sql/core/src/main/scala/org/apache/spark/sql/execution/WholeStageCodegen.scala
---
    @@ -0,0 +1,178 @@
    +/*
    + * Licensed to the Apache Software Foundation (ASF) under one or more
    + * contributor license agreements.  See the NOTICE file distributed with
    + * this work for additional information regarding copyright ownership.
    + * The ASF licenses this file to You under the Apache License, Version 2.0
    + * (the "License"); you may not use this file except in compliance with
    + * the License.  You may obtain a copy of the License at
    + *
    + *    http://www.apache.org/licenses/LICENSE-2.0
    + *
    + * Unless required by applicable law or agreed to in writing, software
    + * distributed under the License is distributed on an "AS IS" BASIS,
    + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    + * See the License for the specific language governing permissions and
    + * limitations under the License.
    + */
    +
    +package org.apache.spark.sql.execution
    +
    +import org.apache.spark.rdd.RDD
    +import org.apache.spark.sql.catalyst.InternalRow
    +import org.apache.spark.sql.catalyst.expressions.{Attribute, BoundReference, Expression}
    +import org.apache.spark.sql.catalyst.expressions.codegen._
    +
    +
    +/**
    +  * FakeInput is used to hide a SparkPlan from a subtree that support codegen.
    +  */
    +case class FakeInput(child: SparkPlan) extends LeafNode {
    --- End diff --
    
    InputAdapter?


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