Package com.facebook.presto.block

Examples of com.facebook.presto.block.BlockIterable

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        assertEquals(operator.getOutput(), null);
    }

    private Operator createAlignmentOperator()
    {
        BlockIterable channel0 = blockIterableBuilder(VARCHAR)
                .append("alice")
                .append("bob")
                .append("charlie")
                .append("dave")
                .newBlock()
                .append("alice")
                .append("bob")
                .append("charlie")
                .append("dave")
                .newBlock()
                .append("alice")
                .append("bob")
                .append("charlie")
                .append("dave")
                .build();

        BlockIterable channel1 = blockIterableBuilder(BIGINT)
                .append(0)
                .append(1)
                .append(2)
                .append(3)
                .append(4)
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        assertEquals(operator.getOutput(), null);
    }

    private Operator createAlignmentOperator()
    {
        BlockIterable channel0 = blockIterableBuilder(VARCHAR)
                .append("alice")
                .append("bob")
                .append("charlie")
                .append("dave")
                .newBlock()
                .append("alice")
                .append("bob")
                .append("charlie")
                .append("dave")
                .newBlock()
                .append("alice")
                .append("bob")
                .append("charlie")
                .append("dave")
                .build();

        BlockIterable channel1 = blockIterableBuilder(BIGINT)
                .append(0)
                .append(1)
                .append(2)
                .append(3)
                .append(4)
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    }

    @Override
    protected List<? extends OperatorFactory> createOperatorFactories()
    {
        BlockIterable totalPrice = getBlockIterable("orders", "totalprice", BlocksFileEncoding.RAW);
        BlockIterable clerk = getBlockIterable("orders", "clerk", BlocksFileEncoding.RAW);

        AlignmentOperatorFactory alignmentOperator = new AlignmentOperatorFactory(0, concat(nCopies(100, totalPrice)), concat(nCopies(100, clerk)));

        LimitOperatorFactory limitOperator = new LimitOperatorFactory(1, alignmentOperator.getTupleInfos(), ROWS);
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    }

    @Override
    protected List<? extends OperatorFactory> createOperatorFactories()
    {
        BlockIterable blockIterable = getBlockIterable("orders", "totalprice", BlocksFileEncoding.RAW);
        AlignmentOperatorFactory alignmentOperator = new AlignmentOperatorFactory(0, blockIterable);
        FilterAndProjectOperatorFactory filterAndProjectOperator = new FilterAndProjectOperatorFactory(
                1,
                new DoubleFilter(50000.00),
                ImmutableList.of(singleColumn(Type.DOUBLE, 0, 0)));
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        //     linestatus
        // order by
        //     returnflag,
        //     linestatus

        BlockIterable returnFlag = getBlockIterable("lineitem", "returnflag", BlocksFileEncoding.RAW);
        BlockIterable lineStatus = getBlockIterable("lineitem", "linestatus", BlocksFileEncoding.RAW);
        BlockIterable quantity = getBlockIterable("lineitem", "quantity", BlocksFileEncoding.RAW);
        BlockIterable extendedPrice = getBlockIterable("lineitem", "extendedprice", BlocksFileEncoding.RAW);
        BlockIterable discount = getBlockIterable("lineitem", "discount", BlocksFileEncoding.RAW);
        BlockIterable tax = getBlockIterable("lineitem", "tax", BlocksFileEncoding.RAW);
        BlockIterable shipDate = getBlockIterable("lineitem", "shipdate", BlocksFileEncoding.RAW);

        AlignmentOperatorFactory alignmentOperator = new AlignmentOperatorFactory(
                0,
                returnFlag,
                lineStatus,
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    @Override
    protected List<Driver> createDrivers(TaskContext taskContext)
    {
        if (hashSupplier == null) {
            BlockIterable orderOrderKey = getBlockIterable("orders", "orderkey", BlocksFileEncoding.RAW);
            BlockIterable totalPrice = getBlockIterable("orders", "totalprice", BlocksFileEncoding.RAW);

            AlignmentOperatorFactory ordersTableScan = new AlignmentOperatorFactory(0, orderOrderKey, totalPrice);
            HashBuilderOperatorFactory hashBuilder = new HashBuilderOperatorFactory(1, ordersTableScan.getTupleInfos(), 0, 1_500_000);

            DriverContext driverContext = taskContext.addPipelineContext(false, false).addDriverContext();
            Driver driver = new DriverFactory(false, false, ordersTableScan, hashBuilder).createDriver(driverContext);
            while (!driver.isFinished()) {
                driver.process();
            }
            hashSupplier = hashBuilder.getHashSupplier();
        }

        BlockIterable lineItemOrderKey = getBlockIterable("lineitem", "orderkey", BlocksFileEncoding.RAW);
        BlockIterable lineNumber = getBlockIterable("lineitem", "quantity", BlocksFileEncoding.RAW);
        AlignmentOperatorFactory lineItemTableScan = new AlignmentOperatorFactory(0, lineItemOrderKey, lineNumber);

        HashJoinOperatorFactory joinOperator = HashJoinOperator.innerJoin(1, hashSupplier, lineItemTableScan.getTupleInfos(), 0);

        NullOutputOperatorFactory output = new NullOutputOperatorFactory(2, joinOperator.getTupleInfos());
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    }

    @Override
    protected List<? extends OperatorFactory> createOperatorFactories()
    {
        BlockIterable blockIterable = getBlockIterable("orders", "totalprice", BlocksFileEncoding.RAW);
        AlignmentOperatorFactory alignmentOperator = new AlignmentOperatorFactory(0, blockIterable);
        TopNOperatorFactory topNOperator = new TopNOperatorFactory(
                1,
                100,
                0,
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    }

    @Override
    protected List<? extends OperatorFactory> createOperatorFactories()
    {
        BlockIterable blockIterable = getBlockIterable("orders", "totalprice", BlocksFileEncoding.RAW);
        AlignmentOperatorFactory alignmentOperator = new AlignmentOperatorFactory(0, blockIterable);
        AggregationOperatorFactory aggregationOperator = new AggregationOperatorFactory(1, Step.SINGLE, ImmutableList.of(aggregation(DOUBLE_SUM, new Input(0, 0))));
        return ImmutableList.of(alignmentOperator, aggregationOperator);
    }
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    }

    @Override
    protected List<? extends OperatorFactory> createOperatorFactories()
    {
        BlockIterable orderStatusBlockIterable = getBlockIterable("orders", "orderstatus", BlocksFileEncoding.RAW);
        BlockIterable totalPriceBlockIterable = getBlockIterable("orders", "totalprice", BlocksFileEncoding.RAW);

        AlignmentOperatorFactory alignmentOperator = new AlignmentOperatorFactory(0, orderStatusBlockIterable, totalPriceBlockIterable);
        HashAggregationOperatorFactory aggregationOperator = new HashAggregationOperatorFactory(1,
                alignmentOperator.getTupleInfos().get(0),
                0,
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    }

    @Override
    protected List<? extends OperatorFactory> createOperatorFactories()
    {
        BlockIterable blockIterable = getBlockIterable("orders", "orderkey", BlocksFileEncoding.RAW);
        AlignmentOperatorFactory alignmentOperator = new AlignmentOperatorFactory(0, blockIterable);
        AggregationOperatorFactory aggregationOperator = new AggregationOperatorFactory(1, Step.SINGLE, ImmutableList.of(aggregation(COUNT, new Input(0, 0))));
        return ImmutableList.of(alignmentOperator, aggregationOperator);
    }
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Related Classes of com.facebook.presto.block.BlockIterable

  • com.facebook.presto.benchmark.CountAggregationBenchmark
  • com.facebook.presto.benchmark.DoubleSumAggregationBenchmark
  • com.facebook.presto.benchmark.HandTpchQuery1
  • com.facebook.presto.benchmark.HandTpchQuery6
  • com.facebook.presto.benchmark.HashAggregationBenchmark
  • com.facebook.presto.benchmark.HashBuildAndJoinBenchmark
  • com.facebook.presto.benchmark.HashBuildBenchmark
  • com.facebook.presto.benchmark.HashJoinBenchmark
  • com.facebook.presto.benchmark.OrderByBenchmark
  • com.facebook.presto.benchmark.PredicateFilterBenchmark
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