Examples with HoodieMergeHandle org.apache.hudi.io.HoodieMergeHandle used on opensource projects

Example 1 with HoodieMergeHandle

use of org.apache.hudi.io.HoodieMergeHandle in project hudi by apache.

the class HoodieMergeHelper method runMerge.

@Override
public void runMerge(HoodieTable<T, HoodieData<HoodieRecord<T>>, HoodieData<HoodieKey>, HoodieData<WriteStatus>> table, HoodieMergeHandle<T, HoodieData<HoodieRecord<T>>, HoodieData<HoodieKey>, HoodieData<WriteStatus>> mergeHandle) throws IOException {
    final boolean externalSchemaTransformation = table.getConfig().shouldUseExternalSchemaTransformation();
    Configuration cfgForHoodieFile = new Configuration(table.getHadoopConf());
    HoodieBaseFile baseFile = mergeHandle.baseFileForMerge();
    final GenericDatumWriter<GenericRecord> gWriter;
    final GenericDatumReader<GenericRecord> gReader;
    Schema readSchema;
    if (externalSchemaTransformation || baseFile.getBootstrapBaseFile().isPresent()) {
        readSchema = HoodieFileReaderFactory.getFileReader(table.getHadoopConf(), mergeHandle.getOldFilePath()).getSchema();
        gWriter = new GenericDatumWriter<>(readSchema);
        gReader = new GenericDatumReader<>(readSchema, mergeHandle.getWriterSchemaWithMetaFields());
    } else {
        gReader = null;
        gWriter = null;
        readSchema = mergeHandle.getWriterSchemaWithMetaFields();
    }
    BoundedInMemoryExecutor<GenericRecord, GenericRecord, Void> wrapper = null;
    HoodieFileReader<GenericRecord> reader = HoodieFileReaderFactory.getFileReader(cfgForHoodieFile, mergeHandle.getOldFilePath());
    try {
        final Iterator<GenericRecord> readerIterator;
        if (baseFile.getBootstrapBaseFile().isPresent()) {
            readerIterator = getMergingIterator(table, mergeHandle, baseFile, reader, readSchema, externalSchemaTransformation);
        } else {
            readerIterator = reader.getRecordIterator(readSchema);
        }
        ThreadLocal<BinaryEncoder> encoderCache = new ThreadLocal<>();
        ThreadLocal<BinaryDecoder> decoderCache = new ThreadLocal<>();
        wrapper = new BoundedInMemoryExecutor(table.getConfig().getWriteBufferLimitBytes(), readerIterator, new UpdateHandler(mergeHandle), record -> {
            if (!externalSchemaTransformation) {
                return record;
            }
            return transformRecordBasedOnNewSchema(gReader, gWriter, encoderCache, decoderCache, (GenericRecord) record);
        }, table.getPreExecuteRunnable());
        wrapper.execute();
    } catch (Exception e) {
        throw new HoodieException(e);
    } finally {
        if (reader != null) {
            reader.close();
        }
        mergeHandle.close();
        if (null != wrapper) {
            wrapper.shutdownNow();
        }
    }
}

Example 2 with HoodieMergeHandle

use of org.apache.hudi.io.HoodieMergeHandle in project hudi by apache.

the class TestHoodieClientOnCopyOnWriteStorage method testUpsertsInternal.

/**
 * Test one of HoodieWriteClient upsert(Prepped) APIs.
 *
 * @param config Write Config
 * @param writeFn One of Hoodie Write Function API
 * @throws Exception in case of error
 */
private void testUpsertsInternal(HoodieWriteConfig config, Function3<JavaRDD<WriteStatus>, SparkRDDWriteClient, JavaRDD<HoodieRecord>, String> writeFn, boolean isPrepped) throws Exception {
    // Force using older timeline layout
    HoodieWriteConfig hoodieWriteConfig = getConfigBuilder(HoodieFailedWritesCleaningPolicy.LAZY).withRollbackUsingMarkers(true).withProps(config.getProps()).withTimelineLayoutVersion(VERSION_0).build();
    HoodieTableMetaClient.withPropertyBuilder().fromMetaClient(metaClient).setTimelineLayoutVersion(VERSION_0).setPopulateMetaFields(config.populateMetaFields()).initTable(metaClient.getHadoopConf(), metaClient.getBasePath());
    SparkRDDWriteClient client = getHoodieWriteClient(hoodieWriteConfig);
    // Write 1 (only inserts)
    String newCommitTime = "001";
    String initCommitTime = "000";
    int numRecords = 200;
    insertFirstBatch(hoodieWriteConfig, client, newCommitTime, initCommitTime, numRecords, SparkRDDWriteClient::insert, isPrepped, true, numRecords, config.populateMetaFields());
    // Write 2 (updates)
    String prevCommitTime = newCommitTime;
    newCommitTime = "004";
    numRecords = 100;
    String commitTimeBetweenPrevAndNew = "002";
    updateBatch(hoodieWriteConfig, client, newCommitTime, prevCommitTime, Option.of(Arrays.asList(commitTimeBetweenPrevAndNew)), initCommitTime, numRecords, writeFn, isPrepped, true, numRecords, 200, 2, config.populateMetaFields());
    // Delete 1
    prevCommitTime = newCommitTime;
    newCommitTime = "005";
    numRecords = 50;
    deleteBatch(hoodieWriteConfig, client, newCommitTime, prevCommitTime, initCommitTime, numRecords, SparkRDDWriteClient::delete, isPrepped, true, 0, 150, config.populateMetaFields());
    // Now simulate an upgrade and perform a restore operation
    HoodieWriteConfig newConfig = getConfigBuilder().withProps(config.getProps()).withTimelineLayoutVersion(TimelineLayoutVersion.CURR_VERSION).build();
    client = getHoodieWriteClient(newConfig);
    client.savepoint("004", "user1", "comment1");
    client.restoreToInstant("004");
    assertFalse(metaClient.reloadActiveTimeline().getRollbackTimeline().lastInstant().isPresent());
    // Check the entire dataset has all records still
    String[] fullPartitionPaths = new String[dataGen.getPartitionPaths().length];
    for (int i = 0; i < fullPartitionPaths.length; i++) {
        fullPartitionPaths[i] = String.format("%s/%s/*", basePath, dataGen.getPartitionPaths()[i]);
    }
    assertEquals(200, HoodieClientTestUtils.read(jsc, basePath, sqlContext, fs, fullPartitionPaths).count(), "Must contain " + 200 + " records");
    // Perform Delete again on upgraded dataset.
    prevCommitTime = newCommitTime;
    newCommitTime = "006";
    numRecords = 50;
    deleteBatch(newConfig, client, newCommitTime, prevCommitTime, initCommitTime, numRecords, SparkRDDWriteClient::delete, isPrepped, true, 0, 150);
    HoodieActiveTimeline activeTimeline = new HoodieActiveTimeline(metaClient, false);
    List<HoodieInstant> instants = activeTimeline.getCommitTimeline().getInstants().collect(Collectors.toList());
    assertEquals(5, instants.size());
    assertEquals(new HoodieInstant(COMPLETED, COMMIT_ACTION, "001"), instants.get(0));
    assertEquals(new HoodieInstant(COMPLETED, COMMIT_ACTION, "004"), instants.get(1));
    // New Format should have all states of instants
    assertEquals(new HoodieInstant(REQUESTED, COMMIT_ACTION, "006"), instants.get(2));
    assertEquals(new HoodieInstant(INFLIGHT, COMMIT_ACTION, "006"), instants.get(3));
    assertEquals(new HoodieInstant(COMPLETED, COMMIT_ACTION, "006"), instants.get(4));
    final HoodieWriteConfig cfg = hoodieWriteConfig;
    final String instantTime = "007";
    HoodieTableMetaClient metaClient = HoodieTableMetaClient.builder().setConf(jsc.hadoopConfiguration()).setBasePath(basePath).build();
    String basePathStr = basePath;
    HoodieTable table = getHoodieTable(metaClient, cfg);
    String extension = metaClient.getTableConfig().getBaseFileFormat().getFileExtension();
    jsc.parallelize(Arrays.asList(1)).map(e -> {
        HoodieCommitMetadata commitMetadata = HoodieCommitMetadata.fromBytes(metaClient.getActiveTimeline().getInstantDetails(metaClient.getCommitsTimeline().filterCompletedInstants().lastInstant().get()).get(), HoodieCommitMetadata.class);
        String filePath = commitMetadata.getPartitionToWriteStats().values().stream().flatMap(w -> w.stream()).filter(s -> s.getPath().endsWith(extension)).findAny().map(ee -> ee.getPath()).orElse(null);
        String partitionPath = commitMetadata.getPartitionToWriteStats().values().stream().flatMap(w -> w.stream()).filter(s -> s.getPath().endsWith(extension)).findAny().map(ee -> ee.getPartitionPath()).orElse(null);
        Path baseFilePath = new Path(basePathStr, filePath);
        HoodieBaseFile baseFile = new HoodieBaseFile(baseFilePath.toString());
        try {
            HoodieMergeHandle handle = new HoodieMergeHandle(cfg, instantTime, table, new HashMap<>(), partitionPath, FSUtils.getFileId(baseFilePath.getName()), baseFile, new SparkTaskContextSupplier(), config.populateMetaFields() ? Option.empty() : Option.of((BaseKeyGenerator) HoodieSparkKeyGeneratorFactory.createKeyGenerator(new TypedProperties(config.getProps()))));
            WriteStatus writeStatus = new WriteStatus(false, 0.0);
            writeStatus.setStat(new HoodieWriteStat());
            writeStatus.getStat().setNumWrites(0);
            handle.performMergeDataValidationCheck(writeStatus);
        } catch (HoodieCorruptedDataException e1) {
            fail("Exception not expected because merge validation check is disabled");
        }
        try {
            final String newInstantTime = "006";
            cfg.getProps().setProperty("hoodie.merge.data.validation.enabled", "true");
            HoodieWriteConfig cfg2 = HoodieWriteConfig.newBuilder().withProps(cfg.getProps()).build();
            HoodieMergeHandle handle = new HoodieMergeHandle(cfg2, newInstantTime, table, new HashMap<>(), partitionPath, FSUtils.getFileId(baseFilePath.getName()), baseFile, new SparkTaskContextSupplier(), config.populateMetaFields() ? Option.empty() : Option.of((BaseKeyGenerator) HoodieSparkKeyGeneratorFactory.createKeyGenerator(new TypedProperties(config.getProps()))));
            WriteStatus writeStatus = new WriteStatus(false, 0.0);
            writeStatus.setStat(new HoodieWriteStat());
            writeStatus.getStat().setNumWrites(0);
            handle.performMergeDataValidationCheck(writeStatus);
            fail("The above line should have thrown an exception");
        } catch (HoodieCorruptedDataException e2) {
        // expected
        }
        return true;
    }).collect();
}

Example 3 with HoodieMergeHandle

use of org.apache.hudi.io.HoodieMergeHandle in project hudi by apache.

the class TestUpdateSchemaEvolution method assertSchemaEvolutionOnUpdateResult.

private void assertSchemaEvolutionOnUpdateResult(WriteStatus insertResult, HoodieSparkTable updateTable, List<HoodieRecord> updateRecords, String assertMsg, boolean isAssertThrow, Class expectedExceptionType) {
    jsc.parallelize(Arrays.asList(1)).map(x -> {
        Executable executable = () -> {
            HoodieMergeHandle mergeHandle = new HoodieMergeHandle(updateTable.getConfig(), "101", updateTable, updateRecords.iterator(), updateRecords.get(0).getPartitionPath(), insertResult.getFileId(), supplier, Option.empty());
            List<GenericRecord> oldRecords = BaseFileUtils.getInstance(updateTable.getBaseFileFormat()).readAvroRecords(updateTable.getHadoopConf(), new Path(updateTable.getConfig().getBasePath() + "/" + insertResult.getStat().getPath()), mergeHandle.getWriterSchemaWithMetaFields());
            for (GenericRecord rec : oldRecords) {
                mergeHandle.write(rec);
            }
            mergeHandle.close();
        };
        if (isAssertThrow) {
            assertThrows(expectedExceptionType, executable, assertMsg);
        } else {
            assertDoesNotThrow(executable, assertMsg);
        }
        return 1;
    }).collect();
}

Example 4 with HoodieMergeHandle

use of org.apache.hudi.io.HoodieMergeHandle in project hudi by apache.

the class JavaMergeHelper method runMerge.

@Override
public void runMerge(HoodieTable<T, List<HoodieRecord<T>>, List<HoodieKey>, List<WriteStatus>> table, HoodieMergeHandle<T, List<HoodieRecord<T>>, List<HoodieKey>, List<WriteStatus>> upsertHandle) throws IOException {
    final boolean externalSchemaTransformation = table.getConfig().shouldUseExternalSchemaTransformation();
    Configuration cfgForHoodieFile = new Configuration(table.getHadoopConf());
    HoodieMergeHandle<T, List<HoodieRecord<T>>, List<HoodieKey>, List<WriteStatus>> mergeHandle = upsertHandle;
    HoodieBaseFile baseFile = mergeHandle.baseFileForMerge();
    final GenericDatumWriter<GenericRecord> gWriter;
    final GenericDatumReader<GenericRecord> gReader;
    Schema readSchema;
    if (externalSchemaTransformation || baseFile.getBootstrapBaseFile().isPresent()) {
        readSchema = HoodieFileReaderFactory.getFileReader(table.getHadoopConf(), mergeHandle.getOldFilePath()).getSchema();
        gWriter = new GenericDatumWriter<>(readSchema);
        gReader = new GenericDatumReader<>(readSchema, mergeHandle.getWriterSchemaWithMetaFields());
    } else {
        gReader = null;
        gWriter = null;
        readSchema = mergeHandle.getWriterSchemaWithMetaFields();
    }
    BoundedInMemoryExecutor<GenericRecord, GenericRecord, Void> wrapper = null;
    HoodieFileReader<GenericRecord> reader = HoodieFileReaderFactory.<GenericRecord>getFileReader(cfgForHoodieFile, mergeHandle.getOldFilePath());
    try {
        final Iterator<GenericRecord> readerIterator;
        if (baseFile.getBootstrapBaseFile().isPresent()) {
            readerIterator = getMergingIterator(table, mergeHandle, baseFile, reader, readSchema, externalSchemaTransformation);
        } else {
            readerIterator = reader.getRecordIterator(readSchema);
        }
        ThreadLocal<BinaryEncoder> encoderCache = new ThreadLocal<>();
        ThreadLocal<BinaryDecoder> decoderCache = new ThreadLocal<>();
        wrapper = new BoundedInMemoryExecutor<>(table.getConfig().getWriteBufferLimitBytes(), new IteratorBasedQueueProducer<>(readerIterator), Option.of(new UpdateHandler(mergeHandle)), record -> {
            if (!externalSchemaTransformation) {
                return record;
            }
            return transformRecordBasedOnNewSchema(gReader, gWriter, encoderCache, decoderCache, (GenericRecord) record);
        });
        wrapper.execute();
    } catch (Exception e) {
        throw new HoodieException(e);
    } finally {
        if (reader != null) {
            reader.close();
        }
        mergeHandle.close();
        if (null != wrapper) {
            wrapper.shutdownNow();
        }
    }
}

Example 5 with HoodieMergeHandle

use of org.apache.hudi.io.HoodieMergeHandle in project hudi by apache.

the class FlinkMergeHelper method runMerge.

@Override
public void runMerge(HoodieTable<T, List<HoodieRecord<T>>, List<HoodieKey>, List<WriteStatus>> table, HoodieMergeHandle<T, List<HoodieRecord<T>>, List<HoodieKey>, List<WriteStatus>> mergeHandle) throws IOException {
    final GenericDatumWriter<GenericRecord> gWriter;
    final GenericDatumReader<GenericRecord> gReader;
    Schema readSchema;
    final boolean externalSchemaTransformation = table.getConfig().shouldUseExternalSchemaTransformation();
    HoodieBaseFile baseFile = mergeHandle.baseFileForMerge();
    if (externalSchemaTransformation || baseFile.getBootstrapBaseFile().isPresent()) {
        readSchema = HoodieFileReaderFactory.getFileReader(table.getHadoopConf(), mergeHandle.getOldFilePath()).getSchema();
        gWriter = new GenericDatumWriter<>(readSchema);
        gReader = new GenericDatumReader<>(readSchema, mergeHandle.getWriterSchemaWithMetaFields());
    } else {
        gReader = null;
        gWriter = null;
        readSchema = mergeHandle.getWriterSchemaWithMetaFields();
    }
    BoundedInMemoryExecutor<GenericRecord, GenericRecord, Void> wrapper = null;
    Configuration cfgForHoodieFile = new Configuration(table.getHadoopConf());
    HoodieFileReader<GenericRecord> reader = HoodieFileReaderFactory.<GenericRecord>getFileReader(cfgForHoodieFile, mergeHandle.getOldFilePath());
    try {
        final Iterator<GenericRecord> readerIterator;
        if (baseFile.getBootstrapBaseFile().isPresent()) {
            readerIterator = getMergingIterator(table, mergeHandle, baseFile, reader, readSchema, externalSchemaTransformation);
        } else {
            readerIterator = reader.getRecordIterator(readSchema);
        }
        ThreadLocal<BinaryEncoder> encoderCache = new ThreadLocal<>();
        ThreadLocal<BinaryDecoder> decoderCache = new ThreadLocal<>();
        wrapper = new BoundedInMemoryExecutor<>(table.getConfig().getWriteBufferLimitBytes(), new IteratorBasedQueueProducer<>(readerIterator), Option.of(new UpdateHandler(mergeHandle)), record -> {
            if (!externalSchemaTransformation) {
                return record;
            }
            return transformRecordBasedOnNewSchema(gReader, gWriter, encoderCache, decoderCache, (GenericRecord) record);
        });
        wrapper.execute();
    } catch (Exception e) {
        throw new HoodieException(e);
    } finally {
        if (reader != null) {
            reader.close();
        }
        mergeHandle.close();
        if (null != wrapper) {
            wrapper.shutdownNow();
        }
    }
}