Examples with ExpressionCompiler io.trino.sql.gen.ExpressionCompiler used on opensource projects

Example 1 with ExpressionCompiler

use of io.trino.sql.gen.ExpressionCompiler in project trino by trinodb.

the class TestFilterAndProjectOperator method testMergeOutput.

@Test
public void testMergeOutput() {
    List<Page> input = rowPagesBuilder(VARCHAR, BIGINT).addSequencePage(100, 0, 0).addSequencePage(100, 0, 0).addSequencePage(100, 0, 0).addSequencePage(100, 0, 0).build();
    TestingFunctionResolution functionResolution = new TestingFunctionResolution();
    RowExpression filter = call(functionResolution.resolveOperator(EQUAL, ImmutableList.of(BIGINT, BIGINT)), field(1, BIGINT), constant(10L, BIGINT));
    ExpressionCompiler compiler = functionResolution.getExpressionCompiler();
    Supplier<PageProcessor> processor = compiler.compilePageProcessor(Optional.of(filter), ImmutableList.of(field(1, BIGINT)));
    OperatorFactory operatorFactory = FilterAndProjectOperator.createOperatorFactory(0, new PlanNodeId("test"), processor, ImmutableList.of(BIGINT), DataSize.of(64, KILOBYTE), 2);
    List<Page> expected = rowPagesBuilder(BIGINT).row(10L).row(10L).row(10L).row(10L).build();
    assertOperatorEquals(operatorFactory, ImmutableList.of(BIGINT), driverContext, input, expected);
}

Example 2 with ExpressionCompiler

use of io.trino.sql.gen.ExpressionCompiler in project trino by trinodb.

the class TaskTestUtils method createTestingPlanner.

public static LocalExecutionPlanner createTestingPlanner() {
    PageSourceManager pageSourceManager = new PageSourceManager();
    pageSourceManager.addConnectorPageSourceProvider(CONNECTOR_ID, new TestingPageSourceProvider());
    // we don't start the finalizer so nothing will be collected, which is ok for a test
    FinalizerService finalizerService = new FinalizerService();
    BlockTypeOperators blockTypeOperators = new BlockTypeOperators(PLANNER_CONTEXT.getTypeOperators());
    NodeScheduler nodeScheduler = new NodeScheduler(new UniformNodeSelectorFactory(new InMemoryNodeManager(), new NodeSchedulerConfig().setIncludeCoordinator(true), new NodeTaskMap(finalizerService)));
    NodePartitioningManager nodePartitioningManager = new NodePartitioningManager(nodeScheduler, blockTypeOperators);
    PageFunctionCompiler pageFunctionCompiler = new PageFunctionCompiler(PLANNER_CONTEXT.getFunctionManager(), 0);
    return new LocalExecutionPlanner(PLANNER_CONTEXT, createTestingTypeAnalyzer(PLANNER_CONTEXT), Optional.empty(), pageSourceManager, new IndexManager(), nodePartitioningManager, new PageSinkManager(), new MockDirectExchangeClientSupplier(), new ExpressionCompiler(PLANNER_CONTEXT.getFunctionManager(), pageFunctionCompiler), pageFunctionCompiler, new JoinFilterFunctionCompiler(PLANNER_CONTEXT.getFunctionManager()), new IndexJoinLookupStats(), new TaskManagerConfig(), new GenericSpillerFactory((types, spillContext, memoryContext) -> {
        throw new UnsupportedOperationException();
    }), (types, spillContext, memoryContext) -> {
        throw new UnsupportedOperationException();
    }, (types, partitionFunction, spillContext, memoryContext) -> {
        throw new UnsupportedOperationException();
    }, new PagesIndex.TestingFactory(false), new JoinCompiler(PLANNER_CONTEXT.getTypeOperators()), new TrinoOperatorFactories(), new OrderingCompiler(PLANNER_CONTEXT.getTypeOperators()), new DynamicFilterConfig(), blockTypeOperators, new TableExecuteContextManager(), new ExchangeManagerRegistry(new ExchangeHandleResolver()));
}

Example 3 with ExpressionCompiler

use of io.trino.sql.gen.ExpressionCompiler in project trino by trinodb.

the class TestScanFilterAndProjectOperator method testPageYield.

@Test
public void testPageYield() {
    int totalRows = 1000;
    Page input = SequencePageBuilder.createSequencePage(ImmutableList.of(BIGINT), totalRows, 1);
    DriverContext driverContext = newDriverContext();
    // 20 columns; each column is associated with a function that will force yield per projection
    int totalColumns = 20;
    ImmutableList.Builder<SqlScalarFunction> functions = ImmutableList.builder();
    for (int i = 0; i < totalColumns; i++) {
        functions.add(new GenericLongFunction("page_col" + i, value -> {
            driverContext.getYieldSignal().forceYieldForTesting();
            return value;
        }));
    }
    functionAssertions.addFunctions(new InternalFunctionBundle(functions.build()));
    // match each column with a projection
    ExpressionCompiler expressionCompiler = new ExpressionCompiler(functionAssertions.getFunctionManager(), new PageFunctionCompiler(functionAssertions.getFunctionManager(), 0));
    ImmutableList.Builder<RowExpression> projections = ImmutableList.builder();
    for (int i = 0; i < totalColumns; i++) {
        projections.add(call(functionAssertions.getMetadata().resolveFunction(session, QualifiedName.of("generic_long_page_col" + i), fromTypes(BIGINT)), field(0, BIGINT)));
    }
    Supplier<CursorProcessor> cursorProcessor = expressionCompiler.compileCursorProcessor(Optional.empty(), projections.build(), "key");
    Supplier<PageProcessor> pageProcessor = expressionCompiler.compilePageProcessor(Optional.empty(), projections.build(), MAX_BATCH_SIZE);
    ScanFilterAndProjectOperator.ScanFilterAndProjectOperatorFactory factory = new ScanFilterAndProjectOperator.ScanFilterAndProjectOperatorFactory(0, new PlanNodeId("test"), new PlanNodeId("0"), (session, split, table, columns, dynamicFilter) -> new FixedPageSource(ImmutableList.of(input)), cursorProcessor, pageProcessor, TEST_TABLE_HANDLE, ImmutableList.of(), DynamicFilter.EMPTY, ImmutableList.of(BIGINT), DataSize.ofBytes(0), 0);
    SourceOperator operator = factory.createOperator(driverContext);
    operator.addSplit(new Split(new CatalogName("test"), TestingSplit.createLocalSplit(), Lifespan.taskWide()));
    operator.noMoreSplits();
    // exactly 20 blocks (one for each column) and the PageProcessor will be able to create a Page out of it.
    for (int i = 1; i <= totalRows * totalColumns; i++) {
        driverContext.getYieldSignal().setWithDelay(SECONDS.toNanos(1000), driverContext.getYieldExecutor());
        Page page = operator.getOutput();
        if (i == totalColumns) {
            assertNotNull(page);
            assertEquals(page.getPositionCount(), totalRows);
            assertEquals(page.getChannelCount(), totalColumns);
            for (int j = 0; j < totalColumns; j++) {
                assertEquals(toValues(BIGINT, page.getBlock(j)), toValues(BIGINT, input.getBlock(0)));
            }
        } else {
            assertNull(page);
        }
        driverContext.getYieldSignal().reset();
    }
}

Example 4 with ExpressionCompiler

use of io.trino.sql.gen.ExpressionCompiler in project trino by trinodb.

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
    functionAssertions.addFunctions(new InternalFunctionBundle(new GenericLongFunction("record_cursor", value -> {
        driverContext.getYieldSignal().forceYieldForTesting();
        return value;
    })));
    FunctionManager functionManager = functionAssertions.getFunctionManager();
    ExpressionCompiler expressionCompiler = new ExpressionCompiler(functionManager, new PageFunctionCompiler(functionManager, 0));
    List<RowExpression> projections = ImmutableList.of(call(functionAssertions.getMetadata().resolveFunction(session, QualifiedName.of("generic_long_record_cursor"), fromTypes(BIGINT)), field(0, BIGINT)));
    Supplier<CursorProcessor> cursorProcessor = expressionCompiler.compileCursorProcessor(Optional.empty(), projections, "key");
    Supplier<PageProcessor> pageProcessor = expressionCompiler.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(), DynamicFilter.EMPTY, ImmutableList.of(BIGINT), DataSize.ofBytes(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 5 with ExpressionCompiler

use of io.trino.sql.gen.ExpressionCompiler in project trino by trinodb.

the class BenchmarkEqualsConjunctsOperator method setup.

@Setup
public void setup() {
    ExpressionCompiler expressionCompiler = functionResolution.getExpressionCompiler();
    RowExpression projection = generateComplexComparisonProjection(FIELDS_COUNT, COMPARISONS_COUNT);
    compiledProcessor = expressionCompiler.compilePageProcessor(Optional.empty(), ImmutableList.of(projection)).get();
}