diff --git a/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/plans/QueryPlan.scala b/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/plans/QueryPlan.scala index ddf2cbf2ab911..64cb8c726772f 100644 --- a/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/plans/QueryPlan.scala +++ b/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/plans/QueryPlan.scala @@ -18,7 +18,7 @@ package org.apache.spark.sql.catalyst.plans import org.apache.spark.sql.catalyst.expressions._ -import org.apache.spark.sql.catalyst.trees.TreeNode +import org.apache.spark.sql.catalyst.trees.{CurrentOrigin, TreeNode} import org.apache.spark.sql.internal.SQLConf import org.apache.spark.sql.types.{DataType, StructType} @@ -103,7 +103,9 @@ abstract class QueryPlan[PlanType <: QueryPlan[PlanType]] extends TreeNode[PlanT var changed = false @inline def transformExpression(e: Expression): Expression = { - val newE = f(e) + val newE = CurrentOrigin.withOrigin(e.origin) { + f(e) + } if (newE.fastEquals(e)) { e } else { diff --git a/sql/catalyst/src/test/scala/org/apache/spark/sql/catalyst/plans/QueryPlanSuite.scala b/sql/catalyst/src/test/scala/org/apache/spark/sql/catalyst/plans/QueryPlanSuite.scala new file mode 100644 index 0000000000000..27914ef5565c0 --- /dev/null +++ b/sql/catalyst/src/test/scala/org/apache/spark/sql/catalyst/plans/QueryPlanSuite.scala @@ -0,0 +1,42 @@ +/* + * 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.catalyst.plans + +import org.apache.spark.SparkFunSuite +import org.apache.spark.sql.catalyst.dsl.plans +import org.apache.spark.sql.catalyst.expressions.{AttributeReference, Expression, Literal, NamedExpression} +import org.apache.spark.sql.catalyst.trees.{CurrentOrigin, Origin} +import org.apache.spark.sql.types.IntegerType + +class QueryPlanSuite extends SparkFunSuite { + + test("origin remains the same after mapExpressions (SPARK-23823)") { + CurrentOrigin.setPosition(0, 0) + val column = AttributeReference("column", IntegerType)(NamedExpression.newExprId) + val query = plans.DslLogicalPlan(plans.table("table")).select(column) + CurrentOrigin.reset() + + val mappedQuery = query mapExpressions { + case _: Expression => Literal(1) + } + + val mappedOrigin = mappedQuery.expressions.apply(0).origin + assert(mappedOrigin == Origin.apply(Some(0), Some(0))) + } + +}