org.apache.spark.sql.catalyst.plans.logical.With.scala Maven / Gradle / Ivy

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/*
 * Copyright (C) 2021 The Flowman Authors
 *
 * Licensed 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.catalyst.plans.logical


object With {
    def unapply(p: LogicalPlan) : Option[(LogicalPlan, Seq[(String, SubqueryAlias)])] = {
        p match {
            case UnresolvedWith(child, cteRelations) => Some((child, cteRelations))
            case _ => None
        }
    }

    def apply(child:LogicalPlan, cteRelations:Seq[(String, SubqueryAlias)]) : UnresolvedWith = {
        UnresolvedWith(child, cteRelations)
    }
}