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

Examples of com.facebook.presto.sql.planner.plan.TableWriterNode$InsertReference

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            for (Map.Entry<Symbol, ColumnHandle> entry : node.getColumns().entrySet()) {
                columns.put(canonicalize(entry.getKey()), entry.getValue());
            }

            return new TableWriterNode(node.getId(), source, node.getTable(), columns.build(), canonicalize(node.getOutput()));
        }
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        public PlanNode rewriteTableWriter(TableWriterNode node, Set<Symbol> expectedOutputs, PlanRewriter<Set<Symbol>> planRewriter)
        {
            // Rewrite Query subtree in terms of the symbols expected by the writer.
            Set<Symbol> expectedInputs = ImmutableSet.copyOf(node.getColumns().keySet());
            PlanNode source = planRewriter.rewrite(node.getSource(), expectedInputs);
            return new TableWriterNode(node.getId(),
                    source,
                    node.getTable(),
                    node.getColumns(),
                    node.getOutput());
        }
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        public SubPlanBuilder visitTableWriter(TableWriterNode node, Void context)
        {
            SubPlanBuilder subPlanBuilder = node.getSource().accept(this, context);

            if (createSingleNodePlan) {
                subPlanBuilder.setRoot(new TableWriterNode(node.getId(),
                        subPlanBuilder.getRoot(),
                        node.getTable(),
                        node.getColumns(),
                        node.getOutput()));
            }
            else {
                // Put a simple SUM(<output symbol>) on top of the table writer node
                FunctionInfo sum = metadata.getFunction(QualifiedName.of("sum"), ImmutableList.of(Type.BIGINT));

                Symbol intermediateOutput = allocator.newSymbol(node.getOutput().toString(), sum.getReturnType());

                TableWriterNode writer = new TableWriterNode(node.getId(),
                        subPlanBuilder.getRoot(),
                        node.getTable(),
                        node.getColumns(),
                        intermediateOutput);
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        }

        // create writer node
        Symbol output = symbolAllocator.newSymbol("imported_rows", Type.BIGINT);

        TableWriterNode writerNode = new TableWriterNode(idAllocator.getNextId(),
                plan.getRoot(),
                targetTable,
                mappings.build(),
                output);
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        @Override
        public PlanNode rewriteTableWriter(TableWriterNode node, Void context, PlanRewriter<Void> planRewriter)
        {
            PlanNode source = planRewriter.rewrite(node.getSource(), context);

            return new TableWriterNode(node.getId(), source, node.getTarget(), canonicalize(node.getColumns()), node.getColumnNames(), canonicalize(node.getOutputSymbols()), canonicalize(node.getSampleWeightSymbol()));
        }
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            if (node.getSampleWeightSymbol().isPresent()) {
                expectedInputs.add(node.getSampleWeightSymbol().get());
            }
            PlanNode source = planRewriter.rewrite(node.getSource(), expectedInputs.build());

            return new TableWriterNode(node.getId(), source, node.getTarget(), node.getColumns(), node.getColumnNames(), node.getOutputSymbols(), node.getSampleWeightSymbol());
        }
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            // Part of the plan should be an Optional<StateChangeListener<QueryState>> and this
            // callback can create the table and abort the table creation if the query fails.
            WriterTarget target = createWriterTarget(node.getTarget());

            SubPlanBuilder current = node.getSource().accept(this, context);
            current.setRoot(new TableWriterNode(node.getId(), current.getRoot(), target, node.getColumns(), node.getColumnNames(), node.getOutputSymbols(), node.getSampleWeightSymbol()));
            return current;
        }
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    {
        List<Symbol> writerOutputs = ImmutableList.of(
                symbolAllocator.newSymbol("partialrows", BIGINT),
                symbolAllocator.newSymbol("fragment", VARCHAR));

        TableWriterNode writerNode = new TableWriterNode(
                idAllocator.getNextId(),
                plan.getRoot(),
                target,
                plan.getOutputSymbols(),
                getColumnNames(tableMetadata),
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        @Override
        public PlanNode rewriteTableWriter(TableWriterNode node, Void context, PlanRewriter<Void> planRewriter)
        {
            PlanNode source = planRewriter.rewrite(node.getSource(), context);

            return new TableWriterNode(node.getId(), source, node.getTarget(), canonicalize(node.getColumns()), node.getColumnNames(), canonicalize(node.getOutputSymbols()), canonicalize(node.getSampleWeightSymbol()), node.getCatalog(), node.getTableMetadata(), node.isSampleWeightSupported());
        }
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            // Part of the plan should be an Optional<StateChangeListener<QueryState>> and this
            // callback can create the table and abort the table creation if the query fails.
            OutputTableHandle target = metadata.beginCreateTable(session, node.getCatalog(), node.getTableMetadata());

            SubPlanBuilder current = node.getSource().accept(this, context);
            current.setRoot(new TableWriterNode(node.getId(), current.getRoot(), target, node.getColumns(), node.getColumnNames(), node.getOutputSymbols(), node.getSampleWeightSymbol()));
            return current;
        }
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Related Classes of com.facebook.presto.sql.planner.plan.TableWriterNode$InsertReference

  • com.facebook.presto.sql.planner.DistributedLogicalPlanner$Visitor
  • com.facebook.presto.sql.planner.LogicalPlanner
  • com.facebook.presto.sql.planner.optimizations.MaterializeSamplePullUp$Rewriter
  • com.facebook.presto.sql.planner.optimizations.PruneUnreferencedOutputs$Rewriter
  • com.facebook.presto.sql.planner.optimizations.UnaliasSymbolReferences$Rewriter
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