Package com.facebook.presto.operator.HashBuilderOperator

Examples of com.facebook.presto.operator.HashBuilderOperator.HashBuilderOperatorFactory.createOperator()

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        Operator buildOperator = new ValuesOperator(operatorContext, rowPagesBuilder(SINGLE_VARBINARY, SINGLE_LONG, SINGLE_LONG)
                .addSequencePage(10, 20, 30, 40)
                .build());

        HashBuilderOperatorFactory hashBuilderOperatorFactory = new HashBuilderOperatorFactory(1, buildOperator.getTupleInfos(), Ints.asList(0), 100);
        Operator hashBuilderOperator = hashBuilderOperatorFactory.createOperator(driverContext);

        Driver driver = new Driver(driverContext, buildOperator, hashBuilderOperator);
        while (!driver.isFinished()) {
            driver.process();
        }
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                .row("a")
                .row("b")
                .row("c")
                .build());
        HashBuilderOperatorFactory hashBuilderOperatorFactory = new HashBuilderOperatorFactory(1, buildOperator.getTupleInfos(), Ints.asList(0), 100);
        Operator sourceHashProvider = hashBuilderOperatorFactory.createOperator(driverContext);

        Driver driver = new Driver(driverContext, buildOperator, sourceHashProvider);
        while (!driver.isFinished()) {
            driver.process();
        }
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                .row((String) null)
                .row("a")
                .row("b")
                .build());
        HashBuilderOperatorFactory hashBuilderOperatorFactory = new HashBuilderOperatorFactory(1, buildOperator.getTupleInfos(), Ints.asList(0), 100);
        Operator sourceHashProvider = hashBuilderOperatorFactory.createOperator(driverContext);

        Driver driver = new Driver(driverContext, buildOperator, sourceHashProvider);
        while (!driver.isFinished()) {
            driver.process();
        }
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                .row((String) null)
                .row("a")
                .row("b")
                .build());
        HashBuilderOperatorFactory hashBuilderOperatorFactory = new HashBuilderOperatorFactory(1, buildOperator.getTupleInfos(), Ints.asList(0), 100);
        Operator sourceHashProvider = hashBuilderOperatorFactory.createOperator(driverContext);

        Driver driver = new Driver(driverContext, buildOperator, sourceHashProvider);
        while (!driver.isFinished()) {
            driver.process();
        }
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