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implement it in the optimization rule and fix bug
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fusheng
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Oct 8, 2024
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94 changes: 94 additions & 0 deletions
94
...core/src/main/scala/org/apache/spark/sql/execution/datasources/FillStaticPartitions.scala
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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. | ||
| */ | ||
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| package org.apache.spark.sql.execution.datasources | ||
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| import scala.collection.mutable | ||
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| import org.apache.spark.sql.catalyst.expressions.{AttributeReference, EqualTo, In, Literal, PredicateHelper, SubqueryExpression} | ||
| import org.apache.spark.sql.catalyst.planning.PhysicalOperation | ||
| import org.apache.spark.sql.catalyst.plans.logical.{LogicalPlan, Project} | ||
| import org.apache.spark.sql.catalyst.rules.Rule | ||
| import org.apache.spark.sql.catalyst.trees.TreePattern.{AS_OF_JOIN, EXCEPT, INNER_LIKE_JOIN, INTERSECT, JOIN, LATERAL_JOIN, LEFT_SEMI_OR_ANTI_JOIN, NATURAL_LIKE_JOIN, OUTER_JOIN, UNION} | ||
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| object FillStaticPartitions extends Rule[LogicalPlan] with PredicateHelper { | ||
| override def apply(plan: LogicalPlan): LogicalPlan = | ||
| plan.transformWithPruning(!_.containsAnyPattern(OUTER_JOIN, JOIN, LATERAL_JOIN, AS_OF_JOIN, | ||
| INNER_LIKE_JOIN, LEFT_SEMI_OR_ANTI_JOIN, NATURAL_LIKE_JOIN, INTERSECT, EXCEPT, UNION)) { | ||
| case i @ InsertIntoHadoopFsRelationCommand( | ||
| _, _, _, partitionColumns, _, _, _, query, _, _, _, _, _) | ||
| if i.catalogTable.nonEmpty && i.staticPartitions.isEmpty && | ||
| i.fillStaticPartitions.isEmpty => | ||
| val fillStaticPartitions = mutable.Map[String, String]() | ||
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| query foreach { | ||
| // exclude the case that the project contains partition column that will be computed | ||
| case _ @ Project(projectList, _) => | ||
| val partitionColumnContainsEval = | ||
| !projectList.filter(x => partitionColumns.map(_.name).contains(x.name)) | ||
| .map { project => | ||
| val leaves = project.collectLeaves() | ||
| leaves.size == 1 && leaves.head.isInstanceOf[AttributeReference] | ||
| }.reduceLeft(_ && _) | ||
| if (partitionColumnContainsEval) { | ||
| return i | ||
| } | ||
| case _ @ PhysicalOperation(_, filters, | ||
| logicalRelation @ | ||
| LogicalRelation(fsRelation @ | ||
| HadoopFsRelation( | ||
| _, | ||
| partitionSchema, | ||
| _, | ||
| _, | ||
| _, | ||
| _), | ||
| _, | ||
| _, | ||
| _)) | ||
| if filters.nonEmpty && fsRelation.partitionSchema.nonEmpty => | ||
| val normalizedFilters = DataSourceStrategy.normalizeExprs( | ||
| filters.filter(f => f.deterministic && !SubqueryExpression.hasSubquery(f)), | ||
| logicalRelation.output) | ||
| val (partitionKeyFilters, _) = DataSourceUtils | ||
| .getPartitionFiltersAndDataFilters(partitionSchema, normalizedFilters) | ||
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| partitionKeyFilters.map { | ||
| case EqualTo(AttributeReference(name, _, _, _), Literal(value, _)) => | ||
| fillStaticPartitions += (name -> value.toString) | ||
| case In(AttributeReference(name, _, _, _), list @ Seq(Literal(value, _))) | ||
| if list.size == 1 => fillStaticPartitions += (name -> value.toString) | ||
| case _ => // do nothing | ||
| } | ||
| case _ => // do nothing | ||
| } | ||
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| i.copy(outputPath = i.outputPath, | ||
| staticPartitions = i.staticPartitions, | ||
| ifPartitionNotExists = i.ifPartitionNotExists, | ||
| partitionColumns = i.partitionColumns, | ||
| bucketSpec = i.bucketSpec, | ||
| fileFormat = i.fileFormat, | ||
| options = i.options, | ||
| query = query, | ||
| mode = i.mode, | ||
| catalogTable = i.catalogTable, | ||
| fileIndex = i.fileIndex, | ||
| outputColumnNames = i.outputColumnNames, | ||
| fillStaticPartitions.toMap) | ||
| } | ||
| } |
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