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remove V1_BATCH_WRITE table capability
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95 changes: 95 additions & 0 deletions
95
sql/core/src/main/scala/org/apache/spark/sql/execution/datasources/v2/V2WriteStrategy.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.v2 | ||
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| import java.util.UUID | ||
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| import org.apache.spark.sql.{AnalysisException, Strategy} | ||
| import org.apache.spark.sql.catalyst.expressions.PredicateHelper | ||
| import org.apache.spark.sql.catalyst.plans.logical.{AppendData, LogicalPlan, OverwriteByExpression, OverwritePartitionsDynamic} | ||
| import org.apache.spark.sql.connector.catalog.Table | ||
| import org.apache.spark.sql.connector.write.{SupportsDynamicOverwrite, SupportsOverwrite, SupportsTruncate, V1WriteBuilder, WriteBuilder} | ||
| import org.apache.spark.sql.execution.SparkPlan | ||
| import org.apache.spark.sql.execution.datasources.DataSourceStrategy | ||
| import org.apache.spark.sql.sources.{AlwaysTrue, Filter} | ||
| import org.apache.spark.sql.types.StructType | ||
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| object V2WriteStrategy extends Strategy with PredicateHelper { | ||
| import DataSourceV2Implicits._ | ||
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| override def apply(plan: LogicalPlan): Seq[SparkPlan] = plan match { | ||
| case WriteToDataSourceV2(writer, query) => | ||
| WriteToDataSourceV2Exec(writer, planLater(query)) :: Nil | ||
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| case AppendData(r: DataSourceV2Relation, query, writeOptions, _) => | ||
| val writeBuilder = newWriteBuilder(r.table, writeOptions, query.schema) | ||
| writeBuilder match { | ||
| case v1: V1WriteBuilder => | ||
| AppendDataExecV1(v1.buildForV1Write(), query) :: Nil | ||
| case _ => | ||
| AppendDataExec(writeBuilder.buildForBatch(), planLater(query)) :: Nil | ||
| } | ||
|
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| case OverwriteByExpression(r: DataSourceV2Relation, deleteExpr, query, writeOptions, _) => | ||
| // fail if any filter cannot be converted. correctness depends on removing all matching data. | ||
| val filters = splitConjunctivePredicates(deleteExpr).map { | ||
| filter => DataSourceStrategy.translateFilter(deleteExpr).getOrElse( | ||
| throw new AnalysisException(s"Cannot translate expression to source filter: $filter")) | ||
| }.toArray | ||
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| val writeBuilder = newWriteBuilder(r.table, writeOptions, query.schema) | ||
| val configured = writeBuilder match { | ||
| case builder: SupportsTruncate if isTruncate(filters) => builder.truncate() | ||
| case builder: SupportsOverwrite => builder.overwrite(filters) | ||
| case _ => | ||
| throw new IllegalArgumentException( | ||
| s"Table does not support overwrite by expression: ${r.table.name}") | ||
| } | ||
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| configured match { | ||
| case v1: V1WriteBuilder => | ||
| OverwriteByExpressionExecV1(v1.buildForV1Write(), filters, query) :: Nil | ||
| case _ => | ||
| OverwriteByExpressionExec(configured.buildForBatch(), filters, planLater(query)) :: Nil | ||
| } | ||
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| case OverwritePartitionsDynamic(r: DataSourceV2Relation, query, writeOptions, _) => | ||
| val writeBuilder = newWriteBuilder(r.table, writeOptions, query.schema) | ||
| val configured = writeBuilder match { | ||
| case builder: SupportsDynamicOverwrite => | ||
| builder.overwriteDynamicPartitions() | ||
| case _ => | ||
| throw new IllegalArgumentException( | ||
| s"Table does not support dynamic partition overwrite: ${r.table.name}") | ||
| } | ||
| OverwritePartitionsDynamicExec(configured.buildForBatch(), planLater(query)) :: Nil | ||
| } | ||
|
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| def newWriteBuilder( | ||
| table: Table, | ||
| options: Map[String, String], | ||
| inputSchema: StructType): WriteBuilder = { | ||
| table.asWritable.newWriteBuilder(options.asOptions) | ||
| .withInputDataSchema(inputSchema) | ||
| .withQueryId(UUID.randomUUID().toString) | ||
| } | ||
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| private def isTruncate(filters: Array[Filter]): Boolean = { | ||
| filters.length == 1 && filters(0).isInstanceOf[AlwaysTrue] | ||
| } | ||
| } |
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