Package com.facebook.presto.operator.FilterAndProjectOperator

Examples of com.facebook.presto.operator.FilterAndProjectOperator.FilterAndProjectOperatorFactory.createOperator()

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                metadataManager,
                session
        );

        OperatorFactory operatorFactory = new FilterAndProjectOperatorFactory(0, filterFunction, ImmutableList.of(projectionFunction));
        return operatorFactory.createOperator(createDriverContext(session));
    }

    private OperatorFactory compileFilterWithNoInputColumns(Expression filter)
    {
        filter = ExpressionTreeRewriter.rewriteWith(new SymbolToInputRewriter(ImmutableMap.<Symbol, Input>of()), filter);
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                metadataManager,
                session
        );

        OperatorFactory operatorFactory = new FilterAndProjectOperatorFactory(0, filterFunction, ImmutableList.of(projectionFunction));
        return operatorFactory.createOperator(createDriverContext(session));
    }

    private OperatorFactory compileFilterWithNoInputColumns(Expression filter)
    {
        filter = ExpressionTreeRewriter.rewriteWith(new SymbolToInputRewriter(ImmutableMap.<Symbol, Input>of()), filter);
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                new MetadataManager(),
                session
        );

        OperatorFactory operatorFactory = new FilterAndProjectOperatorFactory(0, filterFunction, ImmutableList.of(projectionFunction));
        return operatorFactory.createOperator(createDriverContext(session));
    }

    private static OperatorFactory compileFilterProject(Expression filter, Expression projection)
    {
        filter = ExpressionTreeRewriter.rewriteWith(new SymbolToInputRewriter(INPUT_MAPPING), filter);
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                        return 10 <= value && value < 20;
                    }
                },
                ImmutableList.of(singleColumn(VARCHAR, 0), new Add5Projection(1)));

        Operator operator = operatorFactory.createOperator(driverContext);

        MaterializedResult expected = MaterializedResult.resultBuilder(driverContext.getSession(), VARCHAR, BIGINT)
                .row("10", 15)
                .row("11", 16)
                .row("12", 17)
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                metadata,
                session
        );

        OperatorFactory operatorFactory = new FilterAndProjectOperatorFactory(0, filterFunction, ImmutableList.of(projectionFunction));
        return operatorFactory.createOperator(createDriverContext(session));
    }

    private OperatorFactory compileFilterWithNoInputColumns(Expression filter)
    {
        filter = ExpressionTreeRewriter.rewriteWith(new SymbolToInputRewriter(ImmutableMap.<Symbol, Input>of()), filter);
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                        return 10 <= value && value < 20;
                    }
                },
                ImmutableList.of(singleColumn(VARCHAR, 0), new Add5Projection(1)));

        Operator operator = operatorFactory.createOperator(driverContext);

        MaterializedResult expected = MaterializedResult.resultBuilder(driverContext.getSession(), VARCHAR, BIGINT)
                .row("10", 15)
                .row("11", 16)
                .row("12", 17)
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                new MetadataManager(),
                session
        );

        OperatorFactory operatorFactory = new FilterAndProjectOperatorFactory(0, filterFunction, ImmutableList.of(projectionFunction));
        return operatorFactory.createOperator(createDriverContext(session));
    }

    private static OperatorFactory compileFilterProject(Expression filter, Expression projection)
    {
        filter = ExpressionTreeRewriter.rewriteWith(new SymbolToInputRewriter(INPUT_MAPPING), filter);
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                        return 10 <= value && value < 20;
                    }
                },
                ImmutableList.of(concat(singleColumn(VARIABLE_BINARY, 0, 0), singleColumn(FIXED_INT_64, 1, 0))));

        Operator operator = operatorFactory.createOperator(driverContext);

        MaterializedResult expected = resultBuilder(new TupleInfo(VARIABLE_BINARY, FIXED_INT_64))
                .row("10", 10)
                .row("11", 11)
                .row("12", 12)
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                        long value = cursor.getLong(0);
                        return 10 <= value && value < 20;
                    }
                }, ImmutableList.of(singleColumn(VARIABLE_BINARY, 0), new Add5Projection(1)));

        Operator operator = operatorFactory.createOperator(driverContext);

        MaterializedResult expected = MaterializedResult.resultBuilder(VARIABLE_BINARY, FIXED_INT_64)
                .row("10", 15)
                .row("11", 16)
                .row("12", 17)
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                getMetadataManager(),
                session
        );

        OperatorFactory operatorFactory = new FilterAndProjectOperatorFactory(0, filterFunction, ImmutableList.of(projectionFunction));
        return operatorFactory.createOperator(createDriverContext(session));
    }

    private static OperatorFactory compileFilterProject(Expression filter, Expression projection)
    {
        filter = ExpressionTreeRewriter.rewriteWith(new SymbolToInputRewriter(INPUT_MAPPING), filter);
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