Examples with LocalOrcDataEnvironment com.facebook.presto.raptor.filesystem.LocalOrcDataEnvironment used on opensource projects

Example 16 with LocalOrcDataEnvironment

use of com.facebook.presto.raptor.filesystem.LocalOrcDataEnvironment in project presto by prestodb.

the class TestOrcStorageManager method testWriter.

@Test
public void testWriter() throws Exception {
    OrcStorageManager manager = createOrcStorageManager();
    List<Long> columnIds = ImmutableList.of(3L, 7L);
    List<Type> columnTypes = ImmutableList.of(BIGINT, createVarcharType(10));
    StoragePageSink sink = createStoragePageSink(manager, columnIds, columnTypes);
    List<Page> pages = rowPagesBuilder(columnTypes).row(123L, "hello").row(456L, "bye").build();
    sink.appendPages(pages);
    // shard is not recorded until flush
    assertEquals(shardRecorder.getShards().size(), 0);
    sink.flush();
    // shard is recorded after flush
    List<RecordedShard> recordedShards = shardRecorder.getShards();
    assertEquals(recordedShards.size(), 1);
    List<ShardInfo> shards = getFutureValue(sink.commit());
    assertEquals(shards.size(), 1);
    ShardInfo shardInfo = Iterables.getOnlyElement(shards);
    UUID shardUuid = shardInfo.getShardUuid();
    File file = new File(storageService.getStorageFile(shardUuid).toString());
    File backupFile = fileBackupStore.getBackupFile(shardUuid);
    assertEquals(recordedShards.get(0).getTransactionId(), TRANSACTION_ID);
    assertEquals(recordedShards.get(0).getShardUuid(), shardUuid);
    assertEquals(shardInfo.getRowCount(), 2);
    assertEquals(shardInfo.getCompressedSize(), file.length());
    assertEquals(shardInfo.getXxhash64(), xxhash64(new RaptorLocalFileSystem(new Configuration()), new Path(file.toURI())));
    // verify primary and backup shard exist
    assertFile(file, "primary shard");
    assertFile(backupFile, "backup shard");
    assertFileEquals(file, backupFile);
    // remove primary shard to force recovery from backup
    assertTrue(file.delete());
    assertTrue(file.getParentFile().delete());
    assertFalse(file.exists());
    recoveryManager.restoreFromBackup(shardUuid, shardInfo.getCompressedSize(), OptionalLong.of(shardInfo.getXxhash64()));
    FileSystem fileSystem = new LocalOrcDataEnvironment().getFileSystem(DEFAULT_RAPTOR_CONTEXT);
    try (OrcDataSource dataSource = manager.openShard(fileSystem, shardUuid, READER_ATTRIBUTES)) {
        OrcBatchRecordReader reader = createReader(dataSource, columnIds, columnTypes);
        assertEquals(reader.nextBatch(), 2);
        Block column0 = reader.readBlock(0);
        assertEquals(column0.isNull(0), false);
        assertEquals(column0.isNull(1), false);
        assertEquals(BIGINT.getLong(column0, 0), 123L);
        assertEquals(BIGINT.getLong(column0, 1), 456L);
        Block column1 = reader.readBlock(1);
        assertEquals(createVarcharType(10).getSlice(column1, 0), utf8Slice("hello"));
        assertEquals(createVarcharType(10).getSlice(column1, 1), utf8Slice("bye"));
        assertEquals(reader.nextBatch(), -1);
    }
}

Example 17 with LocalOrcDataEnvironment

use of com.facebook.presto.raptor.filesystem.LocalOrcDataEnvironment in project presto by prestodb.

the class TestOrcStorageManager method setup.

@BeforeMethod
public void setup() {
    temporary = createTempDir();
    URI directory = new File(temporary, "data").toURI();
    storageService = new LocalFileStorageService(new LocalOrcDataEnvironment(), directory);
    storageService.start();
    File backupDirectory = new File(temporary, "backup");
    fileBackupStore = new FileBackupStore(backupDirectory);
    fileBackupStore.start();
    backupStore = Optional.of(fileBackupStore);
    IDBI dbi = new DBI("jdbc:h2:mem:test" + System.nanoTime() + "_" + ThreadLocalRandom.current().nextInt());
    dummyHandle = dbi.open();
    createTablesWithRetry(dbi);
    ShardManager shardManager = createShardManager(dbi);
    Duration discoveryInterval = new Duration(5, TimeUnit.MINUTES);
    recoveryManager = new ShardRecoveryManager(storageService, backupStore, new LocalOrcDataEnvironment(), nodeManager, shardManager, discoveryInterval, 10);
    shardRecorder = new InMemoryShardRecorder();
}

Example 18 with LocalOrcDataEnvironment

use of com.facebook.presto.raptor.filesystem.LocalOrcDataEnvironment in project presto by prestodb.

the class TestShardRecovery method setup.

@BeforeMethod
public void setup() {
    temporary = createTempDir();
    File directory = new File(temporary, "data");
    File backupDirectory = new File(temporary, "backup");
    backupStore = new FileBackupStore(backupDirectory);
    backupStore.start();
    storageService = new LocalFileStorageService(new LocalOrcDataEnvironment(), directory.toURI());
    storageService.start();
    IDBI dbi = new DBI("jdbc:h2:mem:test" + System.nanoTime() + "_" + ThreadLocalRandom.current().nextInt());
    dummyHandle = dbi.open();
    createTablesWithRetry(dbi);
    ShardManager shardManager = createShardManager(dbi);
    recoveryManager = createShardRecoveryManager(storageService, Optional.of(backupStore), shardManager);
}

Example 19 with LocalOrcDataEnvironment

use of com.facebook.presto.raptor.filesystem.LocalOrcDataEnvironment in project presto by prestodb.

the class TestOrcFileRewriter method testRewriterDropThenAddSameColumns.

/**
 * The following test drop and add the same columns; the legacy ORC rewriter will fail due to unchanged schema.
 * However, if we enforce the newly added column to always have the largest ID, this won't happen.
 */
@Test
public void testRewriterDropThenAddSameColumns() throws Exception {
    FunctionAndTypeManager functionAndTypeManager = createTestFunctionAndTypeManager();
    DBI dbi = new DBI("jdbc:h2:mem:test" + System.nanoTime() + "_" + ThreadLocalRandom.current().nextInt());
    dbi.registerMapper(new TableColumn.Mapper(functionAndTypeManager));
    Handle dummyHandle = dbi.open();
    File dataDir = Files.createTempDir();
    StorageManager storageManager = createOrcStorageManager(dbi, dataDir);
    List<Long> columnIds = ImmutableList.of(3L, 7L);
    List<Type> columnTypes = ImmutableList.of(BIGINT, createVarcharType(20));
    File file = new File(temporary, randomUUID().toString());
    try (FileWriter writer = createFileWriter(columnIds, columnTypes, file, false)) {
        List<Page> pages = rowPagesBuilder(columnTypes).row(2L, "2").build();
        writer.appendPages(pages);
    }
    // Add a column
    File newFile1 = new File(temporary, randomUUID().toString());
    FileSystem fileSystem = new LocalOrcDataEnvironment().getFileSystem(DEFAULT_RAPTOR_CONTEXT);
    OrcFileInfo info = createFileRewriter().rewrite(fileSystem, getColumnTypes(ImmutableList.of(3L, 7L, 10L), ImmutableList.of(BIGINT, createVarcharType(20), DOUBLE)), path(file), path(newFile1), new BitSet(5));
    assertEquals(info.getRowCount(), 1);
    // Drop a column
    File newFile2 = new File(temporary, randomUUID().toString());
    info = createFileRewriter().rewrite(fileSystem, getColumnTypes(ImmutableList.of(7L, 10L), ImmutableList.of(createVarcharType(20), DOUBLE)), path(newFile1), path(newFile2), new BitSet(5));
    assertEquals(info.getRowCount(), 1);
    // Add a column with the same ID but different type
    File newFile3 = new File(temporary, randomUUID().toString());
    info = createFileRewriter().rewrite(fileSystem, getColumnTypes(ImmutableList.of(7L, 10L, 3L), ImmutableList.of(createVarcharType(20), DOUBLE, createVarcharType(5))), path(newFile2), path(newFile3), new BitSet(5));
    assertEquals(info.getRowCount(), 1);
    // Get prepared for the final file; make sure it is accessible from storage manager
    UUID uuid = randomUUID();
    File newFile4 = getFileSystemPath(new File(dataDir, "data/storage"), uuid);
    // Optimized ORC writer does not create the file itself
    newFile4.getParentFile().mkdirs();
    newFile4.createNewFile();
    // Drop a column and add a column
    info = createFileRewriter().rewrite(fileSystem, getColumnTypes(ImmutableList.of(7L, 3L, 8L), ImmutableList.of(createVarcharType(20), createVarcharType(5), INTEGER)), path(newFile3), path(newFile4), new BitSet(5));
    assertEquals(info.getRowCount(), 1);
    ConnectorPageSource source = storageManager.getPageSource(DEFAULT_RAPTOR_CONTEXT, DEFAULT_HIVE_FILE_CONTEXT, uuid, Optional.empty(), false, OptionalInt.empty(), ImmutableList.of(3L, 7L, 8L), ImmutableList.of(createVarcharType(5), createVarcharType(20), INTEGER), TupleDomain.all(), READER_ATTRIBUTES);
    Page page = null;
    while (page == null) {
        page = source.getNextPage();
    }
    assertEquals(page.getPositionCount(), 1);
    try {
        // Column 3L
        Block column0 = page.getBlock(0);
        assertTrue(column0.isNull(0));
        // Column 7L
        Block column1 = page.getBlock(1);
        assertEquals(createVarcharType(20).getSlice(column1, 0), utf8Slice("2"));
        // Column 8L
        Block column2 = page.getBlock(2);
        assertTrue(column2.isNull(0));
        dummyHandle.close();
        deleteRecursively(dataDir.toPath(), ALLOW_INSECURE);
    } catch (UnsupportedOperationException e) {
        // Optimized ORC rewriter will respect the schema
        fail();
    }
}

Example 20 with LocalOrcDataEnvironment

use of com.facebook.presto.raptor.filesystem.LocalOrcDataEnvironment in project presto by prestodb.

the class TestBackupManager method setup.

@BeforeMethod
public void setup() {
    temporary = createTempDir();
    FileBackupStore fileStore = new FileBackupStore(new File(temporary, "backup"));
    fileStore.start();
    backupStore = new TestingBackupStore(fileStore);
    storageService = new LocalFileStorageService(new LocalOrcDataEnvironment(), new File(temporary, "data").toURI());
    storageService.start();
    backupManager = new BackupManager(Optional.of(backupStore), storageService, new LocalOrcDataEnvironment(), 5);
}