Package com.facebook.presto.operator

Examples of com.facebook.presto.operator.ProjectionFunction

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        Map<Symbol, Integer> outputMappings = new HashMap<>();
        List<ProjectionFunction> projections = new ArrayList<>();

        int channel = 0;
        for (Symbol symbol : symbols) {
            ProjectionFunction function = ProjectionFunctions.singleColumn(types.get(symbol), inputLayout.get(symbol));
            projections.add(function);
            if (!outputMappings.containsKey(symbol)) {
                outputMappings.put(symbol, channel);
                channel++;
            }
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                filterFunction = FilterFunctions.TRUE_FUNCTION;
            }

            List<ProjectionFunction> projectionFunctions = new ArrayList<>();
            for (Expression expression : projectionExpressions) {
                ProjectionFunction function;
                if (expression instanceof QualifiedNameReference) {
                    // fast path when we know it's a direct symbol reference
                    Symbol reference = Symbol.fromQualifiedName(((QualifiedNameReference) expression).getName());
                    function = ProjectionFunctions.singleColumn(context.getTypes().get(reference), sourceLayout.get(reference));
                }
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                INPUT_MAPPING,
                metadataManager,
                session
        );

        ProjectionFunction projectionFunction = new InterpretedProjectionFunction(
                expressionType,
                projection,
                INPUT_MAPPING,
                metadataManager,
                session
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                INPUT_MAPPING,
                new MetadataManager(),
                session
        );

        ProjectionFunction projectionFunction = new InterpretedProjectionFunction(
                expressionType,
                projection,
                INPUT_MAPPING,
                new MetadataManager(),
                session
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                INPUT_MAPPING,
                metadata,
                session
        );

        ProjectionFunction projectionFunction = new InterpretedProjectionFunction(
                projection,
                SYMBOL_TYPES,
                INPUT_MAPPING,
                metadata,
                session
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                filterFunction = FilterFunctions.TRUE_FUNCTION;
            }

            List<ProjectionFunction> projectionFunctions = new ArrayList<>();
            for (Expression expression : projectionExpressions) {
                ProjectionFunction function;
                if (expression instanceof QualifiedNameReference) {
                    // fast path when we know it's a direct symbol reference
                    Symbol reference = Symbol.fromQualifiedName(((QualifiedNameReference) expression).getName());
                    function = ProjectionFunctions.singleColumn(context.getTypes().get(reference), sourceLayout.get(reference));
                }
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        Map<Symbol, Input> outputMappings = new HashMap<>();
        List<ProjectionFunction> projections = new ArrayList<>();

        int channel = 0;
        for (Symbol symbol : symbols) {
            ProjectionFunction function = ProjectionFunctions.singleColumn(types.get(symbol), inputLayout.get(symbol));
            projections.add(function);
            if (!outputMappings.containsKey(symbol)) {
                outputMappings.put(symbol, new Input(channel));
                channel++;
            }
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                INPUT_MAPPING,
                new MetadataManager(),
                session
        );

        ProjectionFunction projectionFunction = new InterpretedProjectionFunction(
                expressionType,
                projection,
                INPUT_MAPPING,
                new MetadataManager(),
                session
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                filterFunction = FilterFunctions.TRUE_FUNCTION;
            }

            List<ProjectionFunction> projectionFunctions = new ArrayList<>();
            for (Expression expression : projectionExpressions) {
                ProjectionFunction function;
                if (expression instanceof QualifiedNameReference) {
                    // fast path when we know it's a direct symbol reference
                    Symbol reference = Symbol.fromQualifiedName(((QualifiedNameReference) expression).getName());
                    function = ProjectionFunctions.singleColumn(context.getTypes().get(reference), sourceLayout.get(reference));
                }
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        Map<Symbol, Input> outputMappings = new HashMap<>();
        List<ProjectionFunction> projections = new ArrayList<>();

        int channel = 0;
        for (Symbol symbol : symbols) {
            ProjectionFunction function = ProjectionFunctions.singleColumn(types.get(symbol), inputLayout.get(symbol));
            projections.add(function);
            if (!outputMappings.containsKey(symbol)) {
                outputMappings.put(symbol, new Input(channel));
                channel++;
            }
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Related Classes of com.facebook.presto.operator.ProjectionFunction

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