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Spark 3.5: Rework DeleteFileIndexBenchmark (apache#9165)
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core/src/test/java/org/apache/iceberg/FileGenerationUtil.java
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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. | ||
| */ | ||
| package org.apache.iceberg; | ||
|
|
||
| import java.nio.ByteBuffer; | ||
| import java.util.Map; | ||
| import java.util.Random; | ||
| import java.util.UUID; | ||
| import java.util.concurrent.ThreadLocalRandom; | ||
| import org.apache.iceberg.io.DeleteSchemaUtil; | ||
| import org.apache.iceberg.io.LocationProvider; | ||
| import org.apache.iceberg.relocated.com.google.common.collect.Maps; | ||
| import org.apache.iceberg.types.Conversions; | ||
| import org.apache.iceberg.types.Types; | ||
|
|
||
| public class FileGenerationUtil { | ||
|
|
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| private FileGenerationUtil() {} | ||
|
|
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| public static DataFile generateDataFile(Table table, StructLike partition) { | ||
| Schema schema = table.schema(); | ||
| PartitionSpec spec = table.spec(); | ||
| LocationProvider locations = table.locationProvider(); | ||
| String path = locations.newDataLocation(spec, partition, generateFileName()); | ||
| long fileSize = generateFileSize(); | ||
| Metrics metrics = generateRandomMetrics(schema); | ||
| return DataFiles.builder(spec) | ||
| .withPath(path) | ||
| .withPartition(partition) | ||
| .withFileSizeInBytes(fileSize) | ||
| .withFormat(FileFormat.PARQUET) | ||
| .withMetrics(metrics) | ||
| .build(); | ||
| } | ||
|
|
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| public static DeleteFile generatePositionDeleteFile(Table table, StructLike partition) { | ||
| PartitionSpec spec = table.spec(); | ||
| LocationProvider locations = table.locationProvider(); | ||
| String path = locations.newDataLocation(spec, partition, generateFileName()); | ||
| long fileSize = generateFileSize(); | ||
| Metrics metrics = generatePositionDeleteMetrics(); | ||
| return FileMetadata.deleteFileBuilder(table.spec()) | ||
| .ofPositionDeletes() | ||
| .withPath(path) | ||
| .withPartition(partition) | ||
| .withFileSizeInBytes(fileSize) | ||
| .withFormat(FileFormat.PARQUET) | ||
| .withMetrics(metrics) | ||
| .build(); | ||
| } | ||
|
|
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| public static DeleteFile generatePositionDeleteFile(Table table, DataFile dataFile) { | ||
| PartitionSpec spec = table.spec(); | ||
| StructLike partition = dataFile.partition(); | ||
| LocationProvider locations = table.locationProvider(); | ||
| String path = locations.newDataLocation(spec, partition, generateFileName()); | ||
| long fileSize = generateFileSize(); | ||
| Metrics metrics = generatePositionDeleteMetrics(dataFile); | ||
| return FileMetadata.deleteFileBuilder(table.spec()) | ||
| .ofPositionDeletes() | ||
| .withPath(path) | ||
| .withPartition(partition) | ||
| .withFileSizeInBytes(fileSize) | ||
| .withFormat(FileFormat.PARQUET) | ||
| .withMetrics(metrics) | ||
| .build(); | ||
| } | ||
|
|
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| // mimics the behavior of OutputFileFactory | ||
| public static String generateFileName() { | ||
| int partitionId = random().nextInt(100_000); | ||
| int taskId = random().nextInt(100); | ||
| UUID operationId = UUID.randomUUID(); | ||
| int fileCount = random().nextInt(1_000); | ||
| return String.format("%d-%d-%s-%d.parquet", partitionId, taskId, operationId, fileCount); | ||
| } | ||
|
|
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| public static Metrics generateRandomMetrics(Schema schema) { | ||
| long rowCount = generateRowCount(); | ||
| Map<Integer, Long> columnSizes = Maps.newHashMap(); | ||
| Map<Integer, Long> valueCounts = Maps.newHashMap(); | ||
| Map<Integer, Long> nullValueCounts = Maps.newHashMap(); | ||
| Map<Integer, Long> nanValueCounts = Maps.newHashMap(); | ||
| Map<Integer, ByteBuffer> lowerBounds = Maps.newHashMap(); | ||
| Map<Integer, ByteBuffer> upperBounds = Maps.newHashMap(); | ||
|
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| for (Types.NestedField column : schema.columns()) { | ||
| int fieldId = column.fieldId(); | ||
| columnSizes.put(fieldId, generateColumnSize()); | ||
| valueCounts.put(fieldId, generateValueCount()); | ||
| nullValueCounts.put(fieldId, (long) random().nextInt(5)); | ||
| nanValueCounts.put(fieldId, (long) random().nextInt(5)); | ||
| byte[] lower = new byte[16]; | ||
| random().nextBytes(lower); | ||
| lowerBounds.put(fieldId, ByteBuffer.wrap(lower)); | ||
| byte[] upper = new byte[16]; | ||
| random().nextBytes(upper); | ||
| upperBounds.put(fieldId, ByteBuffer.wrap(upper)); | ||
| } | ||
|
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||
| return new Metrics( | ||
| rowCount, | ||
| columnSizes, | ||
| valueCounts, | ||
| nullValueCounts, | ||
| nanValueCounts, | ||
| lowerBounds, | ||
| upperBounds); | ||
| } | ||
|
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| private static Metrics generatePositionDeleteMetrics(DataFile dataFile) { | ||
| long rowCount = generateRowCount(); | ||
| Map<Integer, Long> columnSizes = Maps.newHashMap(); | ||
| Map<Integer, ByteBuffer> lowerBounds = Maps.newHashMap(); | ||
| Map<Integer, ByteBuffer> upperBounds = Maps.newHashMap(); | ||
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| for (Types.NestedField column : DeleteSchemaUtil.pathPosSchema().columns()) { | ||
| int fieldId = column.fieldId(); | ||
| columnSizes.put(fieldId, generateColumnSize()); | ||
| if (fieldId == MetadataColumns.DELETE_FILE_PATH.fieldId()) { | ||
| ByteBuffer bound = Conversions.toByteBuffer(Types.StringType.get(), dataFile.path()); | ||
| lowerBounds.put(fieldId, bound); | ||
| upperBounds.put(fieldId, bound); | ||
| } | ||
| } | ||
|
|
||
| return new Metrics( | ||
| rowCount, | ||
| columnSizes, | ||
| null /* no value counts */, | ||
| null /* no NULL counts */, | ||
| null /* no NaN counts */, | ||
| lowerBounds, | ||
| upperBounds); | ||
| } | ||
|
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| private static Metrics generatePositionDeleteMetrics() { | ||
| long rowCount = generateRowCount(); | ||
| Map<Integer, Long> columnSizes = Maps.newHashMap(); | ||
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| for (Types.NestedField column : DeleteSchemaUtil.pathPosSchema().columns()) { | ||
| int fieldId = column.fieldId(); | ||
| columnSizes.put(fieldId, generateColumnSize()); | ||
| } | ||
|
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| return new Metrics( | ||
| rowCount, | ||
| columnSizes, | ||
| null /* no value counts */, | ||
| null /* no NULL counts */, | ||
| null /* no NaN counts */, | ||
| null /* no lower bounds */, | ||
| null /* no upper bounds */); | ||
| } | ||
|
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| private static long generateRowCount() { | ||
| return 100_000L + random().nextInt(1000); | ||
| } | ||
|
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| private static long generateColumnSize() { | ||
| return 1_000_000L + random().nextInt(100_000); | ||
| } | ||
|
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| private static long generateValueCount() { | ||
| return 100_000L + random().nextInt(100); | ||
| } | ||
|
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| private static long generateFileSize() { | ||
| return random().nextInt(50_000); | ||
| } | ||
|
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| private static Random random() { | ||
| return ThreadLocalRandom.current(); | ||
| } | ||
| } |
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