Package com.facebook.presto.operator

Examples of com.facebook.presto.operator.OperatorFactory

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            for (int i = 0; i < layout.size(); i++) {
                outputMappings.put(layout.get(i), new Input(i));
            }

            // add exchange source as first operator in the current context
            OperatorFactory factory = new InMemoryExchangeSourceOperatorFactory(context.getNextOperatorId(), exchange);
            return new PhysicalOperation(factory, outputMappings.build());
        }
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        @Override
        public PhysicalOperation visitTableCommit(TableCommitNode node, LocalExecutionPlanContext context)
        {
            PhysicalOperation source = node.getSource().accept(this, context);

            OperatorFactory operatorFactory = new TableCommitOperatorFactory(context.getNextOperatorId(), createTableCommitter(node, metadata));
            Map<Symbol, Input> layout = ImmutableMap.of(node.getOutputSymbols().get(0), new Input(0));

            return new PhysicalOperation(operatorFactory, layout, source);
        }
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                functionDefinitions.add(buildFunctionDefinition(source, node.getFunctions().get(symbol), entry.getValue(), node.getMasks().get(entry.getKey()), node.getSampleWeight(), node.getConfidence()));
                outputMappings.put(symbol, new Input(outputChannel)); // one aggregation per channel
                outputChannel++;
            }

            OperatorFactory operatorFactory = new AggregationOperatorFactory(operatorId, node.getStep(), functionDefinitions);
            return new PhysicalOperation(operatorFactory, outputMappings.build(), source);
        }
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                {
                    return source.getTypes().get(input);
                }
            }));

            OperatorFactory operatorFactory = new HashAggregationOperatorFactory(
                    context.getNextOperatorId(),
                    groupByTypes,
                    groupByChannels,
                    node.getStep(),
                    functionDefinitions,
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        final List<Type> columnTypes = columnTypesBuilder.build();

        // get the split for this table
        final Split split = getLocalQuerySplit(tableHandle);

        return new OperatorFactory()
        {
            @Override
            public List<Type> getTypes()
            {
                return columnTypes;
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        @Override
        public OperatorFactory createOutputOperator(final int operatorId, final List<Type> sourceType)
        {
            checkNotNull(sourceType, "sourceType is null");

            return new OperatorFactory()
            {
                @Override
                public List<Type> getTypes()
                {
                    return ImmutableList.of();
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            Object queryResult = Iterables.getOnlyElement(result.getMaterializedRows()).getField(0);
            results.add(queryResult);
        }

        // execute as standalone operator
        OperatorFactory operatorFactory = compileFilterProject(TRUE_LITERAL, projectionExpression);
        Object directOperatorValue = selectSingleValue(operatorFactory, session);
        results.add(directOperatorValue);

        // interpret
        Object interpretedValue = selectSingleValue(interpretedFilterProject(TRUE_LITERAL, projectionExpression, session));
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        Expression filterExpression = createExpression(filter, metadataManager, SYMBOL_TYPES);

        List<Boolean> results = new ArrayList<>();

        // execute as standalone operator
        OperatorFactory operatorFactory = compileFilterProject(filterExpression, TRUE_LITERAL);
        results.add(executeFilter(operatorFactory, session));

        if (executeWithNoInputColumns) {
            // execute as standalone operator
            operatorFactory = compileFilterWithNoInputColumns(filterExpression);
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                INPUT_MAPPING,
                metadataManager,
                session
        );

        OperatorFactory operatorFactory = new FilterAndProjectOperatorFactory(0, filterFunction, ImmutableList.of(projectionFunction));
        return operatorFactory.createOperator(createDriverContext(session));
    }
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            outputMappings.put(symbol, new Input(channel, field));
            field++;
        }
        projections.add(ProjectionFunctions.concat(packedProjections));

        OperatorFactory operatorFactory = new FilterAndProjectOperatorFactory(context.getNextOperatorId(), FilterFunctions.TRUE_FUNCTION, projections.build());
        return new PhysicalOperation(operatorFactory, outputMappings.build(), source);
    }
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Related Classes of com.facebook.presto.operator.OperatorFactory

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  • com.facebook.presto.benchmark.DoubleSumAggregationBenchmark
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  • 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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