Examples of com.facebook.presto.sql.planner.plan.PlanNode.accept()

Package com.facebook.presto.sql.planner.plan

Class com.facebook.presto.sql.planner.plan.PlanNode

Examples of com.facebook.presto.sql.planner.plan.PlanNode.accept()

com.facebook.presto.sql.planner.plan.PlanNode.accept()


        @Override
        public Void visitSink(SinkNode node, Void context)
        {
            PlanNode source = node.getSource();
            source.accept(this, context); // visit child


            verifyUniqueId(node);


            return null;
        }

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        @Override
        public Void visitTableWriter(TableWriterNode node, Void context)
        {
            PlanNode source = node.getSource();
            source.accept(this, context); // visit child


            verifyUniqueId(node);


            if (node.getSampleWeightSymbol().isPresent()) {
                Preconditions.checkArgument(source.getOutputSymbols().contains(node.getSampleWeightSymbol().get()), "Invalid node. Sample weight symbol (%s) is not in source plan output (%s)", node.getSampleWeightSymbol().get(), node.getSource().getOutputSymbols());

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        @Override
        public Void visitTableCommit(TableCommitNode node, Void context)
        {
            PlanNode source = node.getSource();
            Preconditions.checkArgument(source instanceof TableWriterNode, "Invalid node. TableCommit source must be a TableWriter not %s", source.getClass().getSimpleName());
            source.accept(this, context); // visit child


            verifyUniqueId(node);


            return null;
        }

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        @Override
        public Void visitMaterializedViewWriter(MaterializedViewWriterNode node, Void context)
        {
            PlanNode source = node.getSource();
            source.accept(this, context); // visit child


            verifyUniqueId(node);


            return null;
        }

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        public Void visitUnion(UnionNode node, Void context)
        {
            for (int i = 0; i < node.getSources().size(); i++) {
                PlanNode subplan = node.getSources().get(i);
                Preconditions.checkArgument(subplan.getOutputSymbols().containsAll(node.sourceOutputLayout(i)), "UNION subplan must provide all of the necessary symbols");
                subplan.accept(this, context); // visit child
            }


            verifyUniqueId(node);


            return null;

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            for (int i = 0; i < node.getSources().size(); i++) {
                PlanNode subplan = node.getSources().get(i);
                List<Symbol> expectedLayout = node.sourceOutputLayout(i);


                LocalExecutionPlanContext subContext = context.createSubContext();
                PhysicalOperation source = subplan.accept(this, subContext);
                List<OperatorFactory> operatorFactories = new ArrayList<>(source.getOperatorFactories());


                boolean projectionMatchesOutput = IterableTransformer.on(source.getLayout().entrySet())
                        .orderBy(inputOrdering().onResultOf(MoreFunctions.<Symbol, Input>valueGetter()))
                        .transform(MoreFunctions.<Symbol, Input>keyGetter())

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            for (int i = 0; i < node.getSources().size(); i++) {
                PlanNode subplan = node.getSources().get(i);
                List<Symbol> expectedLayout = node.sourceOutputLayout(i);


                LocalExecutionPlanContext subContext = context.createSubContext();
                PhysicalOperation source = subplan.accept(this, subContext);
                List<OperatorFactory> operatorFactories = new ArrayList<>(source.getOperatorFactories());


                boolean projectionMatchesOutput = IterableTransformer.on(source.getLayout().entrySet())
                        .orderBy(Ordering.<Integer>natural().onResultOf(MoreFunctions.<Symbol, Integer>valueGetter()))
                        .transform(MoreFunctions.<Symbol, Integer>keyGetter())

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        @Override
        public Void visitAggregation(AggregationNode node, Void context)
        {
            PlanNode source = node.getSource();
            source.accept(this, context); // visit child


            verifyUniqueId(node);


            Preconditions.checkArgument(source.getOutputSymbols().containsAll(node.getGroupBy()), "Invalid node. Group by symbols (%s) not in source plan output (%s)", node.getGroupBy(), node.getSource().getOutputSymbols());

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        @Override
        public Void visitMarkDistinct(MarkDistinctNode node, Void context)
        {
            PlanNode source = node.getSource();
            source.accept(this, context); // visit child


            verifyUniqueId(node);


            Preconditions.checkArgument(source.getOutputSymbols().containsAll(node.getDistinctSymbols()), "Invalid node. Mark distinct symbols (%s) not in source plan output (%s)", node.getDistinctSymbols(), source.getOutputSymbols());

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        @Override
        public Void visitWindow(WindowNode node, Void context)
        {
            PlanNode source = node.getSource();
            source.accept(this, context); // visit child


            verifyUniqueId(node);


            Preconditions.checkArgument(source.getOutputSymbols().containsAll(node.getPartitionBy()), "Invalid node. Partition by symbols (%s) not in source plan output (%s)", node.getPartitionBy(), node.getSource().getOutputSymbols());
            Preconditions.checkArgument(source.getOutputSymbols().containsAll(node.getOrderBy()), "Invalid node. Order by symbols (%s) not in source plan output (%s)", node.getOrderBy(), node.getSource().getOutputSymbols());

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