@Override public Void visitTableWriter(TableWriterNode node, Void context) { List<String> columns = new ArrayList<>(); for (int i = 0; i < node.getColumnNames().size(); i++) { columns.add(node.getColumnNames().get(i) + " := " + node.getColumns().get(i)); } printNode(node, format("TableWriter[%s]", Joiner.on(", ").join(columns)), NODE_COLORS.get(NodeType.TABLE_WRITER)); return node.getSource().accept(this, context); }
@Override public Void visitTableWriter(TableWriterNode node, Integer indent) { print(indent, "- TableWriter => [%s]", formatOutputs(node.getOutputSymbols())); printPlanNodesStatsAndCost(indent + 2, node); printStats(indent + 2, node.getId()); for (int i = 0; i < node.getColumnNames().size(); i++) { String name = node.getColumnNames().get(i); Symbol symbol = node.getColumns().get(i); print(indent + 2, "%s := %s", name, symbol); } if (node.getStatisticsAggregation().isPresent()) { verify(node.getStatisticsAggregationDescriptor().isPresent(), "statisticsAggregationDescriptor is not present"); printStatisticAggregations(node.getStatisticsAggregation().get(), node.getStatisticsAggregationDescriptor().get(), indent + 2); } return processChildren(node, indent + 1); }
public TableWriterNode map(TableWriterNode node, PlanNode source, PlanNodeId newNodeId) { // Intentionally does not use canonicalizeAndDistinct as that would remove columns ImmutableList<Symbol> columns = node.getColumns().stream() .map(this::map) .collect(toImmutableList()); return new TableWriterNode( newNodeId, source, node.getTarget(), map(node.getRowCountSymbol()), map(node.getFragmentSymbol()), columns, node.getColumnNames(), node.getPartitioningScheme().map(partitioningScheme -> canonicalize(partitioningScheme, source)), node.getStatisticsAggregation().map(this::map), node.getStatisticsAggregationDescriptor().map(this::map)); }
@Override public PlanNode visitTableWriter(TableWriterNode node, RewriteContext<Set<Symbol>> context) { ImmutableSet.Builder<Symbol> expectedInputs = ImmutableSet.<Symbol>builder() .addAll(node.getColumns()); if (node.getPartitioningScheme().isPresent()) { PartitioningScheme partitioningScheme = node.getPartitioningScheme().get(); partitioningScheme.getPartitioning().getColumns().forEach(expectedInputs::add); partitioningScheme.getHashColumn().ifPresent(expectedInputs::add); } if (node.getStatisticsAggregation().isPresent()) { StatisticAggregations aggregations = node.getStatisticsAggregation().get(); expectedInputs.addAll(aggregations.getGroupingSymbols()); aggregations.getAggregations().values().forEach(aggregation -> expectedInputs.addAll(SymbolsExtractor.extractUnique(aggregation.getCall()))); } PlanNode source = context.rewrite(node.getSource(), expectedInputs.build()); return new TableWriterNode( node.getId(), source, node.getTarget(), node.getRowCountSymbol(), node.getFragmentSymbol(), node.getColumns(), node.getColumnNames(), node.getPartitioningScheme(), node.getStatisticsAggregation(), node.getStatisticsAggregationDescriptor()); }
@Override public MatchResult detailMatches(PlanNode node, StatsProvider stats, Session session, Metadata metadata, SymbolAliases symbolAliases) { checkState(shapeMatches(node), "Plan testing framework error: shapeMatches returned false in detailMatches in %s", this.getClass().getName()); TableWriterNode tableWriterNode = (TableWriterNode) node; if (!tableWriterNode.getColumnNames().equals(columnNames)) { return NO_MATCH; } if (!columns.stream() .map(s -> Symbol.from(symbolAliases.get(s))) .collect(toImmutableList()) .equals(tableWriterNode.getColumns())) { return NO_MATCH; } return match(); }
}).orElse(new DevNullOperatorFactory(context.getNextOperatorId(), node.getId())); List<Integer> inputChannels = node.getColumns().stream() .map(source::symbolToChannel) .collect(toImmutableList());
@Override public PlanNode visitTableWriter(TableWriterNode node, RewriteContext<Context> context) { // 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. TableWriterNode.WriterTarget writerTarget = context.get().getMaterializedHandle(node.getTarget()).get(); return new TableWriterNode( node.getId(), node.getSource().accept(this, context), writerTarget, node.getRowCountSymbol(), node.getFragmentSymbol(), node.getColumns(), node.getColumnNames(), node.getPartitioningScheme(), node.getStatisticsAggregation(), node.getStatisticsAggregationDescriptor()); }
@Override public Void visitTableWriter(TableWriterNode node, Void context) { List<String> columns = new ArrayList<>(); for (int i = 0; i < node.getColumnNames().size(); i++) { columns.add(node.getColumnNames().get(i) + " := " + node.getColumns().get(i)); } printNode(node, format("TableWriter[%s]", Joiner.on(", ").join(columns)), NODE_COLORS.get(NodeType.TABLE_WRITER)); return node.getSource().accept(this, context); }
@Override public Void visitTableWriter(TableWriterNode node, Integer indent) { print(indent, "- TableWriter => [%s]", formatOutputs(node.getOutputSymbols())); for (int i = 0; i < node.getColumnNames().size(); i++) { String name = node.getColumnNames().get(i); Symbol symbol = node.getColumns().get(i); print(indent + 2, "%s := %s", name, symbol); } return processChildren(node, indent + 1); }
@Override public PhysicalOperation visitTableWriter(TableWriterNode node, LocalExecutionPlanContext context) { // serialize writes by forcing data through a single writer PhysicalOperation exchange = createInMemoryExchange(node.getSource(), context); Optional<Integer> sampleWeightChannel = node.getSampleWeightSymbol().map(exchange::symbolToChannel); // Set table writer count context.setDriverInstanceCount(getTaskWriterCount(session)); List<Integer> inputChannels = node.getColumns().stream() .map(exchange::symbolToChannel) .collect(toImmutableList()); OperatorFactory operatorFactory = new TableWriterOperatorFactory(context.getNextOperatorId(), node.getId(), pageSinkManager, node.getTarget(), inputChannels, sampleWeightChannel, session); Map<Symbol, Integer> layout = ImmutableMap.<Symbol, Integer>builder() .put(node.getOutputSymbols().get(0), 0) .put(node.getOutputSymbols().get(1), 1) .build(); return new PhysicalOperation(operatorFactory, layout, exchange); }
@Override public PlanNode visitTableWriter(TableWriterNode node, RewriteContext<Set<Symbol>> context) { ImmutableSet.Builder<Symbol> expectedInputs = ImmutableSet.<Symbol>builder() .addAll(node.getColumns()); if (node.getSampleWeightSymbol().isPresent()) { expectedInputs.add(node.getSampleWeightSymbol().get()); } if (node.getPartitionFunction().isPresent()) { PartitionFunctionBinding functionBinding = node.getPartitionFunction().get(); functionBinding.getPartitionFunctionArguments().stream() .filter(PartitionFunctionArgumentBinding::isVariable) .map(PartitionFunctionArgumentBinding::getColumn) .forEach(expectedInputs::add); functionBinding.getHashColumn().ifPresent(expectedInputs::add); } PlanNode source = context.rewrite(node.getSource(), expectedInputs.build()); return new TableWriterNode( node.getId(), source, node.getTarget(), node.getColumns(), node.getColumnNames(), node.getOutputSymbols(), node.getSampleWeightSymbol(), node.getPartitionFunction()); }
@Override public PlanNode visitTableWriter(TableWriterNode node, List<PlanNode> newChildren) { return new TableWriterNode( node.getId(), Iterables.getOnlyElement(newChildren), node.getTarget(), node.getColumns(), node.getColumnNames(), node.getOutputSymbols(), node.getSampleWeightSymbol(), node.getPartitionFunction()); }
@Override public PlanNode visitTableWriter(TableWriterNode node, RewriteContext<Void> context) { PlanNode source = context.rewrite(node.getSource()); // Intentionally does not use canonicalizeAndDistinct as that would remove columns ImmutableList<Symbol> columns = node.getColumns().stream() .map(this::canonicalize) .collect(toImmutableList()); return new TableWriterNode( node.getId(), source, node.getTarget(), columns, node.getColumnNames(), node.getOutputSymbols(), canonicalize(node.getSampleWeightSymbol()), node.getPartitionFunction().map(this::canonicalizePartitionFunctionBinding)); }
@Override public PlanNode visitTableWriter(TableWriterNode node, RewriteContext<Context> context) { // 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. TableWriterNode.WriterTarget writerTarget = context.get().getMaterializedHandle(node.getTarget()).get(); return new TableWriterNode( node.getId(), node.getSource().accept(this, context), writerTarget, node.getColumns(), node.getColumnNames(), node.getOutputSymbols(), node.getSampleWeightSymbol(), node.getPartitionFunction()); }