Examples with LocalExchangeSourceOperatorFactory io.prestosql.operator.exchange.LocalExchangeSourceOperator.LocalExchangeSourceOperatorFactory used on opensource projects

Example 1 with LocalExchangeSourceOperatorFactory

use of io.prestosql.operator.exchange.LocalExchangeSourceOperator.LocalExchangeSourceOperatorFactory in project hetu-core by openlookeng.

the class TestHashJoinOperator method setupBuildSide.

private BuildSideSetup setupBuildSide(boolean parallelBuild, TaskContext taskContext, List<Integer> hashChannels, RowPagesBuilder buildPages, Optional<InternalJoinFilterFunction> filterFunction, boolean spillEnabled, SingleStreamSpillerFactory singleStreamSpillerFactory, boolean outer) {
    Optional<JoinFilterFunctionFactory> filterFunctionFactory = filterFunction.map(function -> (session, addresses, pages) -> new StandardJoinFilterFunction(function, addresses, pages));
    int partitionCount = parallelBuild ? PARTITION_COUNT : 1;
    LocalExchangeFactory localExchangeFactory = new LocalExchangeFactory(FIXED_HASH_DISTRIBUTION, partitionCount, buildPages.getTypes(), hashChannels, buildPages.getHashChannel(), UNGROUPED_EXECUTION, new DataSize(32, DataSize.Unit.MEGABYTE));
    LocalExchangeSinkFactoryId localExchangeSinkFactoryId = localExchangeFactory.newSinkFactoryId();
    localExchangeFactory.noMoreSinkFactories();
    // collect input data into the partitioned exchange
    DriverContext collectDriverContext = taskContext.addPipelineContext(0, true, true, false).addDriverContext();
    ValuesOperatorFactory valuesOperatorFactory = new ValuesOperatorFactory(0, new PlanNodeId("values"), buildPages.build());
    LocalExchangeSinkOperatorFactory sinkOperatorFactory = new LocalExchangeSinkOperatorFactory(localExchangeFactory, 1, new PlanNodeId("sink"), localExchangeSinkFactoryId, Function.identity());
    Driver sourceDriver = Driver.createDriver(collectDriverContext, valuesOperatorFactory.createOperator(collectDriverContext), sinkOperatorFactory.createOperator(collectDriverContext));
    valuesOperatorFactory.noMoreOperators();
    sinkOperatorFactory.noMoreOperators();
    while (!sourceDriver.isFinished()) {
        sourceDriver.process();
    }
    // build side operator factories
    LocalExchangeSourceOperatorFactory sourceOperatorFactory = new LocalExchangeSourceOperatorFactory(0, new PlanNodeId("source"), localExchangeFactory, 1);
    PartitionedLookupSourceFactory lookupSourceFactory = new PartitionedLookupSourceFactory(buildPages.getTypes(), rangeList(buildPages.getTypes().size()).stream().map(buildPages.getTypes()::get).collect(toImmutableList()), hashChannels.stream().map(buildPages.getTypes()::get).collect(toImmutableList()), partitionCount, requireNonNull(ImmutableMap.of(), "layout is null"), outer, false);
    JoinBridgeManager<PartitionedLookupSourceFactory> lookupSourceFactoryManager = new JoinBridgeManager<>(outer, UNGROUPED_EXECUTION, UNGROUPED_EXECUTION, ignored -> lookupSourceFactory, lookupSourceFactory.getOutputTypes());
    HashBuilderOperatorFactory buildOperatorFactory = new HashBuilderOperatorFactory(1, new PlanNodeId("build"), lookupSourceFactoryManager, rangeList(buildPages.getTypes().size()), hashChannels, buildPages.getHashChannel().map(OptionalInt::of).orElse(OptionalInt.empty()), filterFunctionFactory, Optional.empty(), ImmutableList.of(), 100, new PagesIndex.TestingFactory(false), spillEnabled, singleStreamSpillerFactory);
    return new BuildSideSetup(lookupSourceFactoryManager, buildOperatorFactory, sourceOperatorFactory, partitionCount);
}