Package com.facebook.presto.operator

Examples of com.facebook.presto.operator.GenericPageProcessor

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                metadata,
                SQL_PARSER,
                session
        );

        OperatorFactory operatorFactory = new FilterAndProjectOperator.FilterAndProjectOperatorFactory(0, new GenericPageProcessor(filterFunction, ImmutableList.of(projectionFunction)), toTypes(
                ImmutableList.of(projectionFunction)));
        return operatorFactory.createOperator(createDriverContext(session));
    }
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    protected List<? extends OperatorFactory> createOperatorFactories()
    {
        OperatorFactory tableScanOperator = createTableScanOperator(0, "orders", "totalprice");
        FilterAndProjectOperator.FilterAndProjectOperatorFactory filterAndProjectOperator = new FilterAndProjectOperator.FilterAndProjectOperatorFactory(
                1,
                new GenericPageProcessor(new DoubleFilter(50000.00), ImmutableList.of(singleColumn(DOUBLE, 0))),
                ImmutableList.<Type>of(DOUBLE));

        return ImmutableList.of(tableScanOperator, filterAndProjectOperator);
    }
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                metadata,
                SQL_PARSER,
                session
        );

        OperatorFactory operatorFactory = new FilterAndProjectOperator.FilterAndProjectOperatorFactory(0, new GenericPageProcessor(filterFunction, ImmutableList.of(projectionFunction)), toTypes(ImmutableList.of(projectionFunction)));
        return operatorFactory.createOperator(createDriverContext(session));
    }
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            // otherwise, introduce a projection to match the expected output
            IdentityProjectionInfo mappings = computeIdentityMapping(resultSymbols, source.getLayout(), context.getTypes());

            OperatorFactory operatorFactory = new FilterAndProjectOperator.FilterAndProjectOperatorFactory(
                    context.getNextOperatorId(),
                    new GenericPageProcessor(FilterFunctions.TRUE_FUNCTION, mappings.getProjections()),
                    toTypes(mappings.getProjections()));

            return new PhysicalOperation(operatorFactory, mappings.getOutputLayout(), source);
        }
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                OperatorFactory operatorFactory = new ScanFilterAndProjectOperator.ScanFilterAndProjectOperatorFactory(
                        context.getNextOperatorId(),
                        sourceNode.getId(),
                        dataStreamProvider,
                        new GenericCursorProcessor(filterFunction, projectionFunctions),
                        new GenericPageProcessor(filterFunction, projectionFunctions),
                        columns,
                        toTypes(projectionFunctions));

                return new PhysicalOperation(operatorFactory, outputMappings);
            }
            else {
                OperatorFactory operatorFactory = new FilterAndProjectOperator.FilterAndProjectOperatorFactory(
                        context.getNextOperatorId(),
                        new GenericPageProcessor(filterFunction, projectionFunctions),
                        toTypes(projectionFunctions));
                return new PhysicalOperation(operatorFactory, outputMappings, source);
            }
        }
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            if (!projectionMatchesOutput) {
                IdentityProjectionInfo mappings = computeIdentityMapping(node.getOutputSymbols(), source.getLayout(), context.getTypes());
                OperatorFactory operatorFactory = new FilterAndProjectOperator.FilterAndProjectOperatorFactory(
                        context.getNextOperatorId(),
                        new GenericPageProcessor(FilterFunctions.TRUE_FUNCTION, mappings.getProjections()),
                        toTypes(mappings.getProjections()));
                // NOTE: the generated output layout may not be completely accurate if the same field was projected as multiple inputs.
                // However, this should not affect the operation of the sink.
                return new PhysicalOperation(operatorFactory, mappings.getOutputLayout(), source);
            }
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                if (!projectionMatchesOutput) {
                    IdentityProjectionInfo mappings = computeIdentityMapping(expectedLayout, source.getLayout(), context.getTypes());
                    operatorFactories.add(new FilterAndProjectOperator.FilterAndProjectOperatorFactory(
                            subContext.getNextOperatorId(),
                            new GenericPageProcessor(FilterFunctions.TRUE_FUNCTION, mappings.getProjections()),
                            toTypes(mappings.getProjections())));
                }

                operatorFactories.add(inMemoryExchange.createSinkFactory(subContext.getNextOperatorId()));
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            // otherwise, introduce a projection to match the expected output
            IdentityProjectionInfo mappings = computeIdentityMapping(resultSymbols, source.getLayout(), context.getTypes());

            OperatorFactory operatorFactory = new FilterAndProjectOperator.FilterAndProjectOperatorFactory(
                    context.getNextOperatorId(),
                    new GenericPageProcessor(FilterFunctions.TRUE_FUNCTION, mappings.getProjections()),
                    toTypes(mappings.getProjections()));

            return new PhysicalOperation(operatorFactory, mappings.getOutputLayout(), source);
        }
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                OperatorFactory operatorFactory = new ScanFilterAndProjectOperator.ScanFilterAndProjectOperatorFactory(
                        context.getNextOperatorId(),
                        sourceNode.getId(),
                        pageSourceProvider,
                        new GenericCursorProcessor(filterFunction, projectionFunctions),
                        new GenericPageProcessor(filterFunction, projectionFunctions),
                        columns,
                        toTypes(projectionFunctions));

                return new PhysicalOperation(operatorFactory, outputMappings);
            }
            else {
                OperatorFactory operatorFactory = new FilterAndProjectOperator.FilterAndProjectOperatorFactory(
                        context.getNextOperatorId(),
                        new GenericPageProcessor(filterFunction, projectionFunctions),
                        toTypes(projectionFunctions));
                return new PhysicalOperation(operatorFactory, outputMappings, source);
            }
        }
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            if (!projectionMatchesOutput) {
                IdentityProjectionInfo mappings = computeIdentityMapping(node.getOutputSymbols(), source.getLayout(), context.getTypes());
                OperatorFactory operatorFactory = new FilterAndProjectOperator.FilterAndProjectOperatorFactory(
                        context.getNextOperatorId(),
                        new GenericPageProcessor(FilterFunctions.TRUE_FUNCTION, mappings.getProjections()),
                        toTypes(mappings.getProjections()));
                // NOTE: the generated output layout may not be completely accurate if the same field was projected as multiple inputs.
                // However, this should not affect the operation of the sink.
                return new PhysicalOperation(operatorFactory, mappings.getOutputLayout(), source);
            }
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Related Classes of com.facebook.presto.operator.GenericPageProcessor

  • com.facebook.presto.benchmark.PredicateFilterBenchmark
  • com.facebook.presto.operator.scalar.FunctionAssertions
  • com.facebook.presto.sql.planner.LocalExecutionPlanner$Visitor
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