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spark/src/main/scala/org/apache/spark/sql/comet/CometExecUtils.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.comet | ||
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| import scala.collection.JavaConverters.asJavaIterableConverter | ||
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| import org.apache.spark.sql.catalyst.expressions.{Attribute, NamedExpression, SortOrder} | ||
| import org.apache.spark.sql.execution.SparkPlan | ||
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| import org.apache.comet.serde.OperatorOuterClass | ||
| import org.apache.comet.serde.OperatorOuterClass.Operator | ||
| import org.apache.comet.serde.QueryPlanSerde.{exprToProto, serializeDataType} | ||
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| object CometExecUtils { | ||
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| /** | ||
| * Prepare Projection + TopK native plan for CometTakeOrderedAndProjectExec. | ||
| */ | ||
| def getProjectionNativePlan( | ||
| projectList: Seq[NamedExpression], | ||
| outputAttributes: Seq[Attribute], | ||
| sortOrder: Seq[SortOrder], | ||
| child: SparkPlan, | ||
| limit: Int): Option[Operator] = { | ||
| getTopKNativePlan(outputAttributes, sortOrder, child, limit).flatMap { topK => | ||
| val exprs = projectList.map(exprToProto(_, child.output)) | ||
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| if (exprs.forall(_.isDefined)) { | ||
| val projectBuilder = OperatorOuterClass.Projection.newBuilder() | ||
| projectBuilder.addAllProjectList(exprs.map(_.get).asJava) | ||
| val opBuilder = OperatorOuterClass.Operator | ||
| .newBuilder() | ||
| .addChildren(topK) | ||
| Some(opBuilder.setProjection(projectBuilder).build()) | ||
| } else { | ||
| None | ||
| } | ||
| } | ||
| } | ||
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| /** | ||
| * Prepare Limit native plan for Comet operators which take the first `limit` elements of each | ||
| * child partition | ||
| */ | ||
| def getLimitNativePlan(outputAttributes: Seq[Attribute], limit: Int): Option[Operator] = { | ||
| val scanBuilder = OperatorOuterClass.Scan.newBuilder() | ||
| val scanOpBuilder = OperatorOuterClass.Operator.newBuilder() | ||
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| val scanTypes = outputAttributes.flatten { attr => | ||
| serializeDataType(attr.dataType) | ||
| } | ||
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| if (scanTypes.length == outputAttributes.length) { | ||
| scanBuilder.addAllFields(scanTypes.asJava) | ||
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| val limitBuilder = OperatorOuterClass.Limit.newBuilder() | ||
| limitBuilder.setLimit(limit) | ||
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| val limitOpBuilder = OperatorOuterClass.Operator | ||
| .newBuilder() | ||
| .addChildren(scanOpBuilder.setScan(scanBuilder)) | ||
| Some(limitOpBuilder.setLimit(limitBuilder).build()) | ||
| } else { | ||
| None | ||
| } | ||
| } | ||
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| /** | ||
| * Prepare TopK native plan for CometTakeOrderedAndProjectExec. | ||
| */ | ||
| def getTopKNativePlan( | ||
| outputAttributes: Seq[Attribute], | ||
| sortOrder: Seq[SortOrder], | ||
| child: SparkPlan, | ||
| limit: Int): Option[Operator] = { | ||
| val scanBuilder = OperatorOuterClass.Scan.newBuilder() | ||
| val scanOpBuilder = OperatorOuterClass.Operator.newBuilder() | ||
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| val scanTypes = outputAttributes.flatten { attr => | ||
| serializeDataType(attr.dataType) | ||
| } | ||
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| if (scanTypes.length == outputAttributes.length) { | ||
| scanBuilder.addAllFields(scanTypes.asJava) | ||
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| val sortOrders = sortOrder.map(exprToProto(_, child.output)) | ||
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| if (sortOrders.forall(_.isDefined)) { | ||
| val sortBuilder = OperatorOuterClass.Sort.newBuilder() | ||
| sortBuilder.addAllSortOrders(sortOrders.map(_.get).asJava) | ||
| sortBuilder.setFetch(limit) | ||
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| val sortOpBuilder = OperatorOuterClass.Operator | ||
| .newBuilder() | ||
| .addChildren(scanOpBuilder.setScan(scanBuilder)) | ||
| Some(sortOpBuilder.setSort(sortBuilder).build()) | ||
| } else { | ||
| None | ||
| } | ||
| } else { | ||
| None | ||
| } | ||
| } | ||
| } |
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