Examples with Driver io.trino.operator.Driver used on opensource projects

Example 16 with Driver

use of io.trino.operator.Driver in project trino by trinodb.

the class AbstractOperatorBenchmark method execute.

protected Map<String, Long> execute(TaskContext taskContext) {
    List<Driver> drivers = createDrivers(taskContext);
    long peakMemory = 0;
    boolean done = false;
    while (!done) {
        boolean processed = false;
        for (Driver driver : drivers) {
            if (!driver.isFinished()) {
                driver.process();
                long lastPeakMemory = peakMemory;
                peakMemory = taskContext.getTaskStats().getUserMemoryReservation().toBytes();
                if (peakMemory <= lastPeakMemory) {
                    peakMemory = lastPeakMemory;
                }
                processed = true;
            }
        }
        done = !processed;
    }
    return ImmutableMap.of("peak_memory", peakMemory);
}

Example 17 with Driver

use of io.trino.operator.Driver in project trino by trinodb.

the class HashBuildBenchmark method createDrivers.

@Override
protected List<Driver> createDrivers(TaskContext taskContext) {
    // hash build
    List<Type> ordersTypes = getColumnTypes("orders", "orderkey", "totalprice");
    OperatorFactory ordersTableScan = createTableScanOperator(0, new PlanNodeId("test"), "orders", "orderkey", "totalprice");
    BlockTypeOperators blockTypeOperators = new BlockTypeOperators(new TypeOperators());
    JoinBridgeManager<PartitionedLookupSourceFactory> lookupSourceFactoryManager = JoinBridgeManager.lookupAllAtOnce(new PartitionedLookupSourceFactory(ordersTypes, ImmutableList.of(0, 1).stream().map(ordersTypes::get).collect(toImmutableList()), Ints.asList(0).stream().map(ordersTypes::get).collect(toImmutableList()), 1, false, blockTypeOperators));
    HashBuilderOperatorFactory hashBuilder = new HashBuilderOperatorFactory(1, new PlanNodeId("test"), lookupSourceFactoryManager, ImmutableList.of(0, 1), Ints.asList(0), OptionalInt.empty(), Optional.empty(), Optional.empty(), ImmutableList.of(), 1_500_000, new PagesIndex.TestingFactory(false), false, SingleStreamSpillerFactory.unsupportedSingleStreamSpillerFactory(), incrementalLoadFactorHashArraySizeSupplier(session));
    DriverFactory hashBuildDriverFactory = new DriverFactory(0, true, true, ImmutableList.of(ordersTableScan, hashBuilder), OptionalInt.empty(), UNGROUPED_EXECUTION);
    // empty join so build finishes
    ImmutableList.Builder<OperatorFactory> joinDriversBuilder = ImmutableList.builder();
    joinDriversBuilder.add(new ValuesOperatorFactory(0, new PlanNodeId("values"), ImmutableList.of()));
    OperatorFactory joinOperator = operatorFactories.innerJoin(2, new PlanNodeId("test"), lookupSourceFactoryManager, false, false, false, ImmutableList.of(BIGINT), Ints.asList(0), OptionalInt.empty(), Optional.empty(), OptionalInt.empty(), unsupportedPartitioningSpillerFactory(), blockTypeOperators);
    joinDriversBuilder.add(joinOperator);
    joinDriversBuilder.add(new NullOutputOperatorFactory(3, new PlanNodeId("test")));
    DriverFactory joinDriverFactory = new DriverFactory(1, true, true, joinDriversBuilder.build(), OptionalInt.empty(), UNGROUPED_EXECUTION);
    Driver hashBuildDriver = hashBuildDriverFactory.createDriver(taskContext.addPipelineContext(0, true, true, false).addDriverContext());
    hashBuildDriverFactory.noMoreDrivers();
    Driver joinDriver = joinDriverFactory.createDriver(taskContext.addPipelineContext(1, true, true, false).addDriverContext());
    joinDriverFactory.noMoreDrivers();
    return ImmutableList.of(hashBuildDriver, joinDriver);
}

Example 18 with Driver

use of io.trino.operator.Driver in project trino by trinodb.

the class HashJoinBenchmark method createDrivers.

/*
    select orderkey, quantity, totalprice
    from lineitem join orders using (orderkey)
     */
@Override
protected List<Driver> createDrivers(TaskContext taskContext) {
    if (probeDriverFactory == null) {
        List<Type> ordersTypes = getColumnTypes("orders", "orderkey", "totalprice");
        OperatorFactory ordersTableScan = createTableScanOperator(0, new PlanNodeId("test"), "orders", "orderkey", "totalprice");
        BlockTypeOperators blockTypeOperators = new BlockTypeOperators(new TypeOperators());
        JoinBridgeManager<PartitionedLookupSourceFactory> lookupSourceFactoryManager = JoinBridgeManager.lookupAllAtOnce(new PartitionedLookupSourceFactory(ordersTypes, ImmutableList.of(0, 1).stream().map(ordersTypes::get).collect(toImmutableList()), Ints.asList(0).stream().map(ordersTypes::get).collect(toImmutableList()), 1, false, blockTypeOperators));
        HashBuilderOperatorFactory hashBuilder = new HashBuilderOperatorFactory(1, new PlanNodeId("test"), lookupSourceFactoryManager, ImmutableList.of(0, 1), Ints.asList(0), OptionalInt.empty(), Optional.empty(), Optional.empty(), ImmutableList.of(), 1_500_000, new PagesIndex.TestingFactory(false), false, SingleStreamSpillerFactory.unsupportedSingleStreamSpillerFactory(), incrementalLoadFactorHashArraySizeSupplier(session));
        DriverContext driverContext = taskContext.addPipelineContext(0, false, false, false).addDriverContext();
        DriverFactory buildDriverFactory = new DriverFactory(0, false, false, ImmutableList.of(ordersTableScan, hashBuilder), OptionalInt.empty(), UNGROUPED_EXECUTION);
        List<Type> lineItemTypes = getColumnTypes("lineitem", "orderkey", "quantity");
        OperatorFactory lineItemTableScan = createTableScanOperator(0, new PlanNodeId("test"), "lineitem", "orderkey", "quantity");
        OperatorFactory joinOperator = operatorFactories.innerJoin(1, new PlanNodeId("test"), lookupSourceFactoryManager, false, false, false, lineItemTypes, Ints.asList(0), OptionalInt.empty(), Optional.empty(), OptionalInt.empty(), unsupportedPartitioningSpillerFactory(), blockTypeOperators);
        NullOutputOperatorFactory output = new NullOutputOperatorFactory(2, new PlanNodeId("test"));
        this.probeDriverFactory = new DriverFactory(1, true, true, ImmutableList.of(lineItemTableScan, joinOperator, output), OptionalInt.empty(), UNGROUPED_EXECUTION);
        Driver driver = buildDriverFactory.createDriver(driverContext);
        Future<LookupSourceProvider> lookupSourceProvider = lookupSourceFactoryManager.getJoinBridge(Lifespan.taskWide()).createLookupSourceProvider();
        while (!lookupSourceProvider.isDone()) {
            driver.process();
        }
        getFutureValue(lookupSourceProvider).close();
    }
    DriverContext driverContext = taskContext.addPipelineContext(1, true, true, false).addDriverContext();
    Driver driver = probeDriverFactory.createDriver(driverContext);
    return ImmutableList.of(driver);
}

Example 19 with Driver

use of io.trino.operator.Driver in project trino by trinodb.

the class MemoryLocalQueryRunner method execute.

public List<Page> execute(@Language("SQL") String query) {
    MemoryPool memoryPool = new MemoryPool(DataSize.of(2, GIGABYTE));
    SpillSpaceTracker spillSpaceTracker = new SpillSpaceTracker(DataSize.of(1, GIGABYTE));
    QueryContext queryContext = new QueryContext(new QueryId("test"), DataSize.of(1, GIGABYTE), memoryPool, new TestingGcMonitor(), localQueryRunner.getExecutor(), localQueryRunner.getScheduler(), DataSize.of(4, GIGABYTE), spillSpaceTracker);
    TaskContext taskContext = queryContext.addTaskContext(new TaskStateMachine(new TaskId(new StageId("query", 0), 0, 0), localQueryRunner.getExecutor()), localQueryRunner.getDefaultSession(), () -> {
    }, false, false);
    // Use NullOutputFactory to avoid coping out results to avoid affecting benchmark results
    ImmutableList.Builder<Page> output = ImmutableList.builder();
    List<Driver> drivers = localQueryRunner.createDrivers(query, new PageConsumerOperator.PageConsumerOutputFactory(types -> output::add), taskContext);
    boolean done = false;
    while (!done) {
        boolean processed = false;
        for (Driver driver : drivers) {
            if (!driver.isFinished()) {
                driver.process();
                processed = true;
            }
        }
        done = !processed;
    }
    return output.build();
}