Examples with HeuristicOptimizer org.apache.hyracks.algebricks.core.rewriter.base.HeuristicOptimizer used on opensource projects

Example 1 with HeuristicOptimizer

use of org.apache.hyracks.algebricks.core.rewriter.base.HeuristicOptimizer in project asterixdb by apache.

the class HeuristicCompilerFactoryBuilder method create.

@Override
public ICompilerFactory create() {
    return new ICompilerFactory() {

        @Override
        public ICompiler createCompiler(final ILogicalPlan plan, final IMetadataProvider<?, ?> metadata, int varCounter) {
            final IOptimizationContext oc = optCtxFactory.createOptimizationContext(varCounter, expressionEvalSizeComputer, mergeAggregationExpressionFactory, expressionTypeComputer, missableTypeComputer, conflictingTypeResolver, physicalOptimizationConfig, clusterLocations);
            oc.setMetadataDeclarations(metadata);
            final HeuristicOptimizer opt = new HeuristicOptimizer(plan, logicalRewrites, physicalRewrites, oc);
            return new ICompiler() {

                @Override
                public void optimize() throws AlgebricksException {
                    opt.optimize();
                }

                @Override
                public JobSpecification createJob(Object appContext, IJobletEventListenerFactory jobEventListenerFactory) throws AlgebricksException {
                    AlgebricksConfig.ALGEBRICKS_LOGGER.fine("Starting Job Generation.\n");
                    JobGenContext context = new JobGenContext(null, metadata, appContext, serializerDeserializerProvider, hashFunctionFactoryProvider, hashFunctionFamilyProvider, comparatorFactoryProvider, typeTraitProvider, binaryBooleanInspectorFactory, binaryIntegerInspectorFactory, printerProvider, missingWriterFactory, normalizedKeyComputerFactoryProvider, expressionRuntimeProvider, expressionTypeComputer, oc, expressionEvalSizeComputer, partialAggregationTypeComputer, predEvaluatorFactoryProvider, physicalOptimizationConfig.getFrameSize(), clusterLocations);
                    PlanCompiler pc = new PlanCompiler(context);
                    return pc.compilePlan(plan, null, jobEventListenerFactory);
                }
            };
        }
    };
}