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

Examples of com.facebook.presto.sql.planner.plan.MaterializedViewWriterNode

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

            return new MaterializedViewWriterNode(node.getId(), source, node.getTable(), columns.build(), canonicalize(node.getOutput()));
        }
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        public PlanNode rewriteMaterializedViewWriter(MaterializedViewWriterNode 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 MaterializedViewWriterNode(node.getId(),
                    source,
                    node.getTable(),
                    node.getColumns(),
                    node.getOutput());
        }
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        public SubPlanBuilder visitMaterializedViewWriter(MaterializedViewWriterNode node, Void context)
        {
            SubPlanBuilder subPlanBuilder = node.getSource().accept(this, context);

            if (createSingleNodePlan) {
                subPlanBuilder.setRoot(new MaterializedViewWriterNode(node.getId(),
                        subPlanBuilder.getRoot(),
                        node.getTable(),
                        node.getColumns(),
                        node.getOutput()));
            }
            else {
                // rewrite the sub-plan builder to use the source id of the table writer node
                subPlanBuilder = createSubPlan(subPlanBuilder.getRoot(), subPlanBuilder.getDistribution(), node.getId());

                // 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());

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

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

        MaterializedViewWriterNode writerNode = new MaterializedViewWriterNode(idAllocator.getNextId(),
                plan.getRoot(),
                targetTable,
                mappings.build(),
                output);
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            for (Map.Entry<Symbol, ColumnHandle> entry : node.getColumns().entrySet()) {
                columns.put(canonicalize(entry.getKey()), entry.getValue());
            }

            return new MaterializedViewWriterNode(node.getId(), source, node.getTable(), columns.build(), canonicalize(node.getOutput()));
        }
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        public SubPlanBuilder visitMaterializedViewWriter(MaterializedViewWriterNode node, Void context)
        {
            SubPlanBuilder subPlanBuilder = node.getSource().accept(this, context);

            if (createSingleNodePlan) {
                subPlanBuilder.setRoot(new MaterializedViewWriterNode(node.getId(),
                        subPlanBuilder.getRoot(),
                        node.getTable(),
                        node.getColumns(),
                        node.getOutput()));
            }
            else {
                // rewrite the sub-plan builder to use the source id of the table writer node
                subPlanBuilder = createSubPlan(subPlanBuilder.getRoot(), subPlanBuilder.getDistribution(), node.getId());

                // 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());

                MaterializedViewWriterNode writer = new MaterializedViewWriterNode(node.getId(),
                        subPlanBuilder.getRoot(),
                        node.getTable(),
                        node.getColumns(),
                        intermediateOutput);
                subPlanBuilder.setRoot(writer);
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        public SubPlanBuilder visitMaterializedViewWriter(MaterializedViewWriterNode node, Void context)
        {
            SubPlanBuilder subPlanBuilder = node.getSource().accept(this, context);

            if (createSingleNodePlan) {
                subPlanBuilder.setRoot(new MaterializedViewWriterNode(node.getId(),
                        subPlanBuilder.getRoot(),
                        node.getTable(),
                        node.getColumns(),
                        node.getOutput()));
            }
            else {
                // rewrite the sub-plan builder to use the source id of the table writer node
                subPlanBuilder = createSubPlan(subPlanBuilder.getRoot(), subPlanBuilder.getDistribution(), node.getId());

                // Put a simple SUM(<output symbol>) on top of the table writer node
                FunctionInfo sum = metadata.getFunction(QualifiedName.of("sum"), ImmutableList.of(Type.BIGINT), false);

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

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

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

        MaterializedViewWriterNode writerNode = new MaterializedViewWriterNode(idAllocator.getNextId(),
                plan.getRoot(),
                targetTable,
                mappings.build(),
                output);
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        public PlanNode rewriteMaterializedViewWriter(MaterializedViewWriterNode 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 MaterializedViewWriterNode(node.getId(),
                    source,
                    node.getTable(),
                    node.getColumns(),
                    node.getOutput());
        }
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            for (Map.Entry<Symbol, ColumnHandle> entry : node.getColumns().entrySet()) {
                columns.put(canonicalize(entry.getKey()), entry.getValue());
            }

            return new MaterializedViewWriterNode(node.getId(), source, node.getTable(), columns.build(), canonicalize(node.getOutput()));
        }
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Related Classes of com.facebook.presto.sql.planner.plan.MaterializedViewWriterNode

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