com.netease.arctic.spark.sql.catalyst.plans.MergeRows.scala Maven / Gradle / Ivy

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/*
 * 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 com.netease.arctic.spark.sql.catalyst.plans

import org.apache.spark.sql.catalyst.expressions.{Attribute, AttributeSet, Expression}
import org.apache.spark.sql.catalyst.plans.logical.{LogicalPlan, UnaryNode}
import org.apache.spark.sql.catalyst.util.truncatedString

case class MergeRows(
                      isSourceRowPresent: Expression,
                      isTargetRowPresent: Expression,
                      matchedConditions: Seq[Expression],
                      matchedOutputs: Seq[Seq[Expression]],
                      notMatchedConditions: Seq[Expression],
                      notMatchedOutputs: Seq[Seq[Expression]],
                      rowIdAttrs: Seq[Attribute],
                      matchedRowCheck: Boolean,
                      unMatchedRowCheck: Boolean,
                      emitNotMatchedTargetRows: Boolean,
                      output: Seq[Attribute],
                      child: LogicalPlan) extends UnaryNode {

  require(!emitNotMatchedTargetRows)

  override lazy val producedAttributes: AttributeSet = {
    AttributeSet(output.filterNot(attr => inputSet.contains(attr)))
  }

  override lazy val references: AttributeSet = child.outputSet

  override def simpleString(maxFields: Int): String = {
    s"MergeRows${truncatedString(output, "[", ", ", "]", maxFields)}"
  }

}