private static List<OptionalDouble> getEstimatedValuesInternal(List<Metric> metrics, String query, QueryRunner runner, Session session) // TODO inline back this method { Plan queryPlan = runner.createPlan(session, query, WarningCollector.NOOP); OutputNode outputNode = (OutputNode) queryPlan.getRoot(); PlanNodeStatsEstimate outputNodeStats = queryPlan.getStatsAndCosts().getStats().getOrDefault(queryPlan.getRoot().getId(), PlanNodeStatsEstimate.unknown()); StatsContext statsContext = buildStatsContext(queryPlan, outputNode); return getEstimatedValues(metrics, outputNodeStats, statsContext); }
public String getPlan(Session session, Statement statement, Type planType, List<Expression> parameters, WarningCollector warningCollector) { DataDefinitionTask<?> task = dataDefinitionTask.get(statement.getClass()); if (task != null) { return explainTask(statement, task, parameters); } switch (planType) { case LOGICAL: Plan plan = getLogicalPlan(session, statement, parameters, warningCollector); return PlanPrinter.textLogicalPlan(plan.getRoot(), plan.getTypes(), metadata.getFunctionRegistry(), plan.getStatsAndCosts(), session, 0, false); case DISTRIBUTED: SubPlan subPlan = getDistributedPlan(session, statement, parameters, warningCollector); return PlanPrinter.textDistributedPlan(subPlan, metadata.getFunctionRegistry(), session, false); case IO: return IOPlanPrinter.textIOPlan(getLogicalPlan(session, statement, parameters, warningCollector).getRoot(), metadata, session); } throw new IllegalArgumentException("Unhandled plan type: " + planType); }
private String getPlanText(Session session, String sql) { return localQueryRunner.inTransaction(session, transactionSession -> { Plan plan = localQueryRunner.createPlan(transactionSession, sql, LogicalPlanner.Stage.OPTIMIZED_AND_VALIDATED, WarningCollector.NOOP); return PlanPrinter.textLogicalPlan( plan.getRoot(), plan.getTypes(), localQueryRunner.getMetadata().getFunctionRegistry(), plan.getStatsAndCosts(), transactionSession, 0, false); }); } }
private List<Driver> createDrivers(Session session, Plan plan, OutputFactory outputFactory, TaskContext taskContext) System.out.println(PlanPrinter.textLogicalPlan(plan.getRoot(), plan.getTypes(), metadata.getFunctionRegistry(), plan.getStatsAndCosts(), session, 0, false));
public SubPlan createSubPlans(Session session, Plan plan, boolean forceSingleNode) { Fragmenter fragmenter = new Fragmenter(session, metadata, plan.getTypes(), plan.getStatsAndCosts()); FragmentProperties properties = new FragmentProperties(new PartitioningScheme(Partitioning.create(SINGLE_DISTRIBUTION, ImmutableList.of()), plan.getRoot().getOutputSymbols())); if (forceSingleNode || isForceSingleNodeOutput(session)) { properties = properties.setSingleNodeDistribution(); } PlanNode root = SimplePlanRewriter.rewriteWith(fragmenter, plan.getRoot(), properties); SubPlan subPlan = fragmenter.buildRootFragment(root, properties); subPlan = reassignPartitioningHandleIfNecessary(session, subPlan); subPlan = analyzeGroupedExecution(session, subPlan); checkState(!isForceSingleNodeOutput(session) || subPlan.getFragment().getPartitioning().isSingleNode(), "Root of PlanFragment is not single node"); // TODO: Remove query_max_stage_count session property and use queryManagerConfig.getMaxStageCount() here sanityCheckFragmentedPlan(subPlan, getQueryMaxStageCount(session)); return subPlan; }
private static List<OptionalDouble> getEstimatedValuesInternal(List<Metric> metrics, String query, QueryRunner runner, Session session) // TODO inline back this method { Plan queryPlan = runner.createPlan(session, query, WarningCollector.NOOP); OutputNode outputNode = (OutputNode) queryPlan.getRoot(); PlanNodeStatsEstimate outputNodeStats = queryPlan.getStatsAndCosts().getStats().getOrDefault(queryPlan.getRoot().getId(), PlanNodeStatsEstimate.unknown()); StatsContext statsContext = buildStatsContext(queryPlan, outputNode); return getEstimatedValues(metrics, outputNodeStats, statsContext); }
private String getPlanText(Session session, String sql) { return localQueryRunner.inTransaction(session, transactionSession -> { Plan plan = localQueryRunner.createPlan(transactionSession, sql, LogicalPlanner.Stage.OPTIMIZED_AND_VALIDATED, WarningCollector.NOOP); return PlanPrinter.textLogicalPlan( plan.getRoot(), plan.getTypes(), localQueryRunner.getMetadata().getFunctionRegistry(), plan.getStatsAndCosts(), transactionSession, 0, false); }); } }