public final int getNodeCount() { return queryRunner.getNodeCount(); }
private QueryExplainer getQueryExplainer() { Metadata metadata = queryRunner.getMetadata(); FeaturesConfig featuresConfig = new FeaturesConfig().setOptimizeHashGeneration(true); boolean forceSingleNode = queryRunner.getNodeCount() == 1; TaskCountEstimator taskCountEstimator = new TaskCountEstimator(queryRunner::getNodeCount); CostCalculator costCalculator = new CostCalculatorUsingExchanges(taskCountEstimator); List<PlanOptimizer> optimizers = new PlanOptimizers( metadata, sqlParser, featuresConfig, forceSingleNode, new MBeanExporter(new TestingMBeanServer()), queryRunner.getSplitManager(), queryRunner.getPageSourceManager(), queryRunner.getStatsCalculator(), costCalculator, new CostCalculatorWithEstimatedExchanges(costCalculator, taskCountEstimator), new CostComparator(featuresConfig), taskCountEstimator).get(); return new QueryExplainer( optimizers, new PlanFragmenter(metadata, queryRunner.getNodePartitioningManager(), new QueryManagerConfig()), metadata, queryRunner.getAccessControl(), sqlParser, queryRunner.getStatsCalculator(), costCalculator, ImmutableMap.of()); }
public final int getNodeCount() { return queryRunner.getNodeCount(); }
private QueryExplainer getQueryExplainer() { Metadata metadata = queryRunner.getMetadata(); FeaturesConfig featuresConfig = new FeaturesConfig().setOptimizeHashGeneration(true); boolean forceSingleNode = queryRunner.getNodeCount() == 1; TaskCountEstimator taskCountEstimator = new TaskCountEstimator(queryRunner::getNodeCount); CostCalculator costCalculator = new CostCalculatorUsingExchanges(taskCountEstimator); List<PlanOptimizer> optimizers = new PlanOptimizers( metadata, sqlParser, featuresConfig, forceSingleNode, new MBeanExporter(new TestingMBeanServer()), queryRunner.getSplitManager(), queryRunner.getPageSourceManager(), queryRunner.getStatsCalculator(), costCalculator, new CostCalculatorWithEstimatedExchanges(costCalculator, taskCountEstimator), new CostComparator(featuresConfig), taskCountEstimator).get(); return new QueryExplainer( optimizers, new PlanFragmenter(metadata, queryRunner.getNodePartitioningManager(), new QueryManagerConfig()), metadata, queryRunner.getAccessControl(), sqlParser, queryRunner.getStatsCalculator(), costCalculator, ImmutableMap.of()); }