Examples with PageProcessor io.trino.operator.project.PageProcessor used on opensource projects

Example 6 with PageProcessor

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

the class TestPageProcessorCompiler method testSanityFilterOnDictionary.

@Test
public void testSanityFilterOnDictionary() {
    CallExpression lengthVarchar = new CallExpression(functionResolution.resolveFunction(QualifiedName.of("length"), fromTypes(VARCHAR)), ImmutableList.of(field(0, VARCHAR)));
    ResolvedFunction lessThan = functionResolution.resolveOperator(LESS_THAN, ImmutableList.of(BIGINT, BIGINT));
    CallExpression filter = new CallExpression(lessThan, ImmutableList.of(lengthVarchar, constant(10L, BIGINT)));
    PageProcessor processor = compiler.compilePageProcessor(Optional.of(filter), ImmutableList.of(field(0, VARCHAR)), MAX_BATCH_SIZE).get();
    Page page = new Page(createDictionaryBlock(createExpectedValues(10), 100));
    Page outputPage = getOnlyElement(processor.process(null, new DriverYieldSignal(), newSimpleAggregatedMemoryContext().newLocalMemoryContext(PageProcessor.class.getSimpleName()), page)).orElseThrow(() -> new AssertionError("page is not present"));
    assertEquals(outputPage.getPositionCount(), 100);
    assertTrue(outputPage.getBlock(0) instanceof DictionaryBlock);
    DictionaryBlock dictionaryBlock = (DictionaryBlock) outputPage.getBlock(0);
    assertEquals(dictionaryBlock.getDictionary().getPositionCount(), 10);
    // test filter caching
    Page outputPage2 = getOnlyElement(processor.process(null, new DriverYieldSignal(), newSimpleAggregatedMemoryContext().newLocalMemoryContext(PageProcessor.class.getSimpleName()), page)).orElseThrow(() -> new AssertionError("page is not present"));
    assertEquals(outputPage2.getPositionCount(), 100);
    assertTrue(outputPage2.getBlock(0) instanceof DictionaryBlock);
    DictionaryBlock dictionaryBlock2 = (DictionaryBlock) outputPage2.getBlock(0);
    // both output pages must have the same dictionary
    assertEquals(dictionaryBlock2.getDictionary(), dictionaryBlock.getDictionary());
}

Example 7 with PageProcessor

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

the class TestPageProcessorCompiler method testSanityFilterOnRLE.

@Test
public void testSanityFilterOnRLE() {
    ResolvedFunction lessThan = functionResolution.resolveOperator(LESS_THAN, ImmutableList.of(BIGINT, BIGINT));
    CallExpression filter = new CallExpression(lessThan, ImmutableList.of(field(0, BIGINT), constant(10L, BIGINT)));
    PageProcessor processor = compiler.compilePageProcessor(Optional.of(filter), ImmutableList.of(field(0, BIGINT)), MAX_BATCH_SIZE).get();
    Page page = new Page(createRLEBlock(5L, 100));
    Page outputPage = getOnlyElement(processor.process(null, new DriverYieldSignal(), newSimpleAggregatedMemoryContext().newLocalMemoryContext(PageProcessor.class.getSimpleName()), page)).orElseThrow(() -> new AssertionError("page is not present"));
    assertEquals(outputPage.getPositionCount(), 100);
    assertTrue(outputPage.getBlock(0) instanceof RunLengthEncodedBlock);
    RunLengthEncodedBlock rle = (RunLengthEncodedBlock) outputPage.getBlock(0);
    assertEquals(BIGINT.getLong(rle.getValue(), 0), 5L);
}

Example 8 with PageProcessor

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

the class TestTupleFilterProcessor method testFilter.

@Test
public void testFilter() {
    Page tuplePage = Iterables.getOnlyElement(rowPagesBuilder(BIGINT, VARCHAR, DOUBLE).row(1L, "a", 0.1).build());
    List<Type> outputTypes = ImmutableList.of(VARCHAR, BIGINT, BOOLEAN, DOUBLE, DOUBLE);
    Page inputPage = Iterables.getOnlyElement(rowPagesBuilder(outputTypes).row("a", 1L, true, 0.1, 0.0).row("b", 1L, true, 0.1, 2.0).row("a", 1L, false, 0.1, 2.0).row("a", 0L, false, 0.2, 0.2).build());
    FunctionManager functionManager = createTestingFunctionManager();
    DynamicTupleFilterFactory filterFactory = new DynamicTupleFilterFactory(42, new PlanNodeId("42"), new int[] { 0, 1, 2 }, new int[] { 1, 0, 3 }, outputTypes, new PageFunctionCompiler(functionManager, 0), new BlockTypeOperators(new TypeOperators()));
    PageProcessor tupleFilterProcessor = filterFactory.createPageProcessor(tuplePage, OptionalInt.of(MAX_BATCH_SIZE)).get();
    Page actualPage = getOnlyElement(tupleFilterProcessor.process(SESSION, new DriverYieldSignal(), newSimpleAggregatedMemoryContext().newLocalMemoryContext(PageProcessor.class.getSimpleName()), inputPage)).orElseThrow(() -> new AssertionError("page is not present"));
    Page expectedPage = Iterables.getOnlyElement(rowPagesBuilder(outputTypes).row("a", 1L, true, 0.1, 0.0).row("a", 1L, false, 0.1, 2.0).build());
    assertPageEquals(outputTypes, actualPage, expectedPage);
}

Example 9 with PageProcessor

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

the class HandTpchQuery6 method createOperatorFactories.

@Override
protected List<? extends OperatorFactory> createOperatorFactories() {
    // select sum(extendedprice * discount) as revenue
    // from lineitem
    // where shipdate >= '1994-01-01'
    // and shipdate < '1995-01-01'
    // and discount >= 0.05
    // and discount <= 0.07
    // and quantity < 24;
    OperatorFactory tableScanOperator = createTableScanOperator(0, new PlanNodeId("test"), "lineitem", "extendedprice", "discount", "shipdate", "quantity");
    Supplier<PageProjection> projection = new PageFunctionCompiler(localQueryRunner.getFunctionManager(), 0).compileProjection(field(0, BIGINT), Optional.empty());
    OperatorFactory tpchQuery6Operator = FilterAndProjectOperator.createOperatorFactory(1, new PlanNodeId("test"), () -> new PageProcessor(Optional.of(new TpchQuery6Filter()), ImmutableList.of(projection.get())), ImmutableList.of(DOUBLE), DataSize.ofBytes(0), 0);
    AggregationOperatorFactory aggregationOperator = new AggregationOperatorFactory(2, new PlanNodeId("test"), ImmutableList.of(doubleSum.bind(ImmutableList.of(0))));
    return ImmutableList.of(tableScanOperator, tpchQuery6Operator, aggregationOperator);
}

Example 10 with PageProcessor

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

the class TestPageProcessorCompiler method testSanityColumnarDictionary.

@Test
public void testSanityColumnarDictionary() {
    PageProcessor processor = compiler.compilePageProcessor(Optional.empty(), ImmutableList.of(field(0, VARCHAR)), MAX_BATCH_SIZE).get();
    Page page = new Page(createDictionaryBlock(createExpectedValues(10), 100));
    Page outputPage = getOnlyElement(processor.process(null, new DriverYieldSignal(), newSimpleAggregatedMemoryContext().newLocalMemoryContext(PageProcessor.class.getSimpleName()), page)).orElseThrow(() -> new AssertionError("page is not present"));
    assertEquals(outputPage.getPositionCount(), 100);
    assertTrue(outputPage.getBlock(0) instanceof DictionaryBlock);
    DictionaryBlock dictionaryBlock = (DictionaryBlock) outputPage.getBlock(0);
    assertEquals(dictionaryBlock.getDictionary().getPositionCount(), 10);
}