Examples with CatalogName io.prestosql.spi.connector.CatalogName used on opensource projects

Example 6 with CatalogName

use of io.prestosql.spi.connector.CatalogName in project hetu-core by openlookeng.

the class TestScanFilterAndProjectOperator method testRecordCursorYield.

@Test
public void testRecordCursorYield() {
    // create a generic long function that yields for projection on every row
    // verify we will yield #row times totally
    // create a table with 15 rows
    int length = 15;
    Page input = SequencePageBuilder.createSequencePage(ImmutableList.of(BIGINT), length, 0);
    DriverContext driverContext = newDriverContext();
    // set up generic long function with a callback to force yield
    Metadata localMetadata = functionAssertions.getMetadata();
    localMetadata.getFunctionAndTypeManager().registerBuiltInFunctions(ImmutableList.of(new GenericLongFunction("record_cursor", value -> {
        driverContext.getYieldSignal().forceYieldForTesting();
        return value;
    })));
    ExpressionCompiler compiler = new ExpressionCompiler(localMetadata, new PageFunctionCompiler(localMetadata, 0));
    List<RowExpression> projections = ImmutableList.of(call(QualifiedObjectName.valueOfDefaultFunction("generic_long_record_cursor").toString(), new BuiltInFunctionHandle(internalScalarFunction(QualifiedObjectName.valueOfDefaultFunction("generic_long_record_cursor"), BIGINT.getTypeSignature(), ImmutableList.of(BIGINT.getTypeSignature()))), BIGINT, field(0, BIGINT)));
    Supplier<CursorProcessor> cursorProcessor = compiler.compileCursorProcessor(Optional.empty(), projections, "key");
    Supplier<PageProcessor> pageProcessor = compiler.compilePageProcessor(Optional.empty(), projections);
    ScanFilterAndProjectOperator.ScanFilterAndProjectOperatorFactory factory = new ScanFilterAndProjectOperator.ScanFilterAndProjectOperatorFactory(0, new PlanNodeId("test"), new PlanNodeId("0"), (session, split, table, columns, dynamicFilter) -> new RecordPageSource(new PageRecordSet(ImmutableList.of(BIGINT), input)), cursorProcessor, pageProcessor, TEST_TABLE_HANDLE, ImmutableList.of(), null, ImmutableList.of(BIGINT), new DataSize(0, BYTE), 0, ReuseExchangeOperator.STRATEGY.REUSE_STRATEGY_DEFAULT, new UUID(0, 0), false, Optional.empty(), 0, 0);
    SourceOperator operator = factory.createOperator(driverContext);
    operator.addSplit(new Split(new CatalogName("test"), TestingSplit.createLocalSplit(), Lifespan.taskWide()));
    operator.noMoreSplits();
    // start driver; get null value due to yield for the first 15 times
    for (int i = 0; i < length; i++) {
        driverContext.getYieldSignal().setWithDelay(SECONDS.toNanos(1000), driverContext.getYieldExecutor());
        assertNull(operator.getOutput());
        driverContext.getYieldSignal().reset();
    }
    // the 16th yield is not going to prevent the operator from producing a page
    driverContext.getYieldSignal().setWithDelay(SECONDS.toNanos(1000), driverContext.getYieldExecutor());
    Page output = operator.getOutput();
    driverContext.getYieldSignal().reset();
    assertNotNull(output);
    assertEquals(toValues(BIGINT, output.getBlock(0)), toValues(BIGINT, input.getBlock(0)));
}

Example 7 with CatalogName

use of io.prestosql.spi.connector.CatalogName in project hetu-core by openlookeng.

the class InMemoryTransactionManager method getCatalogMetadataForWrite.

@Override
public CatalogMetadata getCatalogMetadataForWrite(TransactionId transactionId, String catalogName) {
    TransactionMetadata transactionMetadata = getTransactionMetadata(transactionId);
    // there is no need to ask for a connector specific id since the overlay connectors are read only
    CatalogName catalog = transactionMetadata.getConnectorId(catalogName).orElseThrow(() -> new PrestoException(NOT_FOUND, "Catalog does not exist: " + catalogName));
    return getCatalogMetadataForWrite(transactionId, catalog);
}

Example 8 with CatalogName

use of io.prestosql.spi.connector.CatalogName in project hetu-core by openlookeng.

the class TestSystemMemoryBlocking method testTableScanSystemMemoryBlocking.

@Test
public void testTableScanSystemMemoryBlocking() {
    PlanNodeId sourceId = new PlanNodeId("source");
    final List<Type> types = ImmutableList.of(VARCHAR);
    TableScanOperator source = new TableScanOperator(driverContext.addOperatorContext(1, new PlanNodeId("test"), "values"), sourceId, (session, split, table, columns, dynamicFilter) -> new FixedPageSource(rowPagesBuilder(types).addSequencePage(10, 1).addSequencePage(10, 1).addSequencePage(10, 1).addSequencePage(10, 1).addSequencePage(10, 1).build()), TEST_TABLE_HANDLE, ImmutableList.of(), ReuseExchangeOperator.STRATEGY.REUSE_STRATEGY_DEFAULT, new UUID(0, 0), types, false, Optional.empty(), 0, 0);
    PageConsumerOperator sink = createSinkOperator(types);
    Driver driver = Driver.createDriver(driverContext, source, sink);
    assertSame(driver.getDriverContext(), driverContext);
    assertFalse(driver.isFinished());
    Split testSplit = new Split(new CatalogName("test"), new TestSplit(), Lifespan.taskWide());
    driver.updateSource(new TaskSource(sourceId, ImmutableSet.of(new ScheduledSplit(0, sourceId, testSplit)), true));
    ListenableFuture<?> blocked = driver.processFor(new Duration(1, NANOSECONDS));
    // the driver shouldn't block in the first call as it will be able to move a page between source and the sink operator
    // but the operator should be blocked
    assertTrue(blocked.isDone());
    assertFalse(source.getOperatorContext().isWaitingForMemory().isDone());
    // and they should stay blocked until more memory becomes available
    for (int i = 0; i < 10; i++) {
        blocked = driver.processFor(new Duration(1, NANOSECONDS));
        assertFalse(blocked.isDone());
        assertFalse(source.getOperatorContext().isWaitingForMemory().isDone());
    }
    // free up some memory
    memoryPool.free(QUERY_ID, "test", memoryPool.getReservedBytes());
    // the operator should be unblocked
    assertTrue(source.getOperatorContext().isWaitingForMemory().isDone());
    // the driver shouldn't be blocked
    blocked = driver.processFor(new Duration(1, NANOSECONDS));
    assertTrue(blocked.isDone());
}

Example 9 with CatalogName

use of io.prestosql.spi.connector.CatalogName in project hetu-core by openlookeng.

the class TestHttpRemoteTask method testRegular.

@Test(timeOut = 30000)
public void testRegular() throws Exception {
    AtomicLong lastActivityNanos = new AtomicLong(System.nanoTime());
    TestingTaskResource testingTaskResource = new TestingTaskResource(lastActivityNanos, FailureScenario.NO_FAILURE);
    HttpRemoteTaskFactory httpRemoteTaskFactory = createHttpRemoteTaskFactory(testingTaskResource);
    RemoteTask remoteTask = createRemoteTask(httpRemoteTaskFactory);
    testingTaskResource.setInitialTaskInfo(remoteTask.getTaskInfo());
    remoteTask.start();
    Lifespan lifespan = Lifespan.driverGroup(3);
    remoteTask.addSplits(ImmutableMultimap.of(TABLE_SCAN_NODE_ID, new Split(new CatalogName("test"), TestingSplit.createLocalSplit(), lifespan)));
    poll(() -> testingTaskResource.getTaskSource(TABLE_SCAN_NODE_ID) != null);
    poll(() -> testingTaskResource.getTaskSource(TABLE_SCAN_NODE_ID).getSplits().size() == 1);
    remoteTask.noMoreSplits(TABLE_SCAN_NODE_ID, lifespan);
    poll(() -> testingTaskResource.getTaskSource(TABLE_SCAN_NODE_ID).getNoMoreSplitsForLifespan().size() == 1);
    remoteTask.noMoreSplits(TABLE_SCAN_NODE_ID);
    poll(() -> testingTaskResource.getTaskSource(TABLE_SCAN_NODE_ID).isNoMoreSplits());
    remoteTask.cancel();
    poll(() -> remoteTask.getTaskStatus().getState().isDone());
    poll(() -> remoteTask.getTaskInfo().getTaskStatus().getState().isDone());
    httpRemoteTaskFactory.stop();
}

Example 10 with CatalogName

use of io.prestosql.spi.connector.CatalogName in project hetu-core by openlookeng.

the class MetadataManager method getTableProperties.

@Override
public TableProperties getTableProperties(Session session, TableHandle handle) {
    CatalogName catalogName = handle.getCatalogName();
    CatalogMetadata catalogMetadata = getCatalogMetadata(session, catalogName);
    ConnectorMetadata metadata = catalogMetadata.getMetadataFor(catalogName);
    ConnectorSession connectorSession = session.toConnectorSession(catalogName);
    TableProperties tableProperties;
    ConcurrentHashMap<ConnectorTableHandle, TableProperties> tablePropertiesMap;
    String queryId = session.getQueryId().getId();
    if (metadata.usesLegacyTableLayouts()) {
        return handle.getLayout().map(layout -> new TableProperties(catalogName, handle.getTransaction(), new ConnectorTableProperties(metadata.getTableLayout(connectorSession, layout)))).orElseGet(() -> getLayout(session, handle, Constraint.alwaysTrue(), Optional.empty()).get().getTableProperties());
    }
    if (!handle.getConnectorHandle().isTablePropertiesCacheSupported()) {
        return new TableProperties(catalogName, handle.getTransaction(), metadata.getTableProperties(connectorSession, handle.getConnectorHandle()));
    }
    if (tablePropertiesQueryCache.get(queryId) != null && tablePropertiesQueryCache.get(queryId).get(handle.getConnectorHandle()) != null) {
        return tablePropertiesQueryCache.get(queryId).get(handle.getConnectorHandle());
    } else {
        tableProperties = new TableProperties(catalogName, handle.getTransaction(), metadata.getTableProperties(connectorSession, handle.getConnectorHandle()));
        if (tablePropertiesQueryCache.containsKey(queryId)) {
            tablePropertiesMap = tablePropertiesQueryCache.get(queryId);
        } else {
            tablePropertiesMap = new ConcurrentHashMap<>();
        }
        tablePropertiesMap.put(handle.getConnectorHandle(), tableProperties);
        tablePropertiesQueryCache.put(queryId, tablePropertiesMap);
    }
    return tableProperties;
}