public class OptimizerConstrained extends OptimizerRuleBased
Optimizer.CostModelType, Optimizer.PlanInputTypeALLOW_REMOTE_NESTED_PARALLELISM, FUNCTION_UNFOLD_NAMEPREFIX, MAX_REPLICATION_FACTOR_EXPORT, MAX_REPLICATION_FACTOR_PARTITIONING, PAR_K_FACTOR, PAR_K_MR_FACTOR, PROB_SIZE_THRESHOLD_MB, PROB_SIZE_THRESHOLD_PARTITIONING, PROB_SIZE_THRESHOLD_REMOTE| Constructor and Description |
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OptimizerConstrained() |
| Modifier and Type | Method and Description |
|---|---|
ParForProgramBlock.POptMode |
getOptMode() |
boolean |
optimize(ParForStatementBlock sb,
ParForProgramBlock pb,
OptTree plan,
CostEstimator est,
ExecutionContext ec)
Main optimization procedure.
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allowsBinaryCellPartitions, getCostModelType, getPlanInputType, isInMemoryResultMerge, toMBgetNumEvaluatedPlans, getNumTotalPlanspublic ParForProgramBlock.POptMode getOptMode()
getOptMode in class OptimizerRuleBasedpublic boolean optimize(ParForStatementBlock sb, ParForProgramBlock pb, OptTree plan, CostEstimator est, ExecutionContext ec)
optimize in class OptimizerRuleBasedsb - parfor statement blockpb - parfor program blockplan - complete plan of a top-level parforest - cost estimatorec - execution contextCopyright © 2020 The Apache Software Foundation. All rights reserved.