类的使用
org.apache.flink.optimizer.costs.Costs

使用Costs的程序包

程序包	说明
org.apache.flink.optimizer.costs
org.apache.flink.optimizer.plan

org.apache.flink.optimizer.costs中Costs的使用

返回Costs的org.apache.flink.optimizer.costs中的方法

限定符和类型	方法和说明
Costs	Costs.clone()

参数类型为Costs的org.apache.flink.optimizer.costs中的方法

限定符和类型	方法和说明
void	DefaultCostEstimator.addArtificialDamCost(EstimateProvider estimates, long bufferSize, Costs costs)
abstract void	CostEstimator.addArtificialDamCost(EstimateProvider estimates, long bufferSize, Costs costs)
void	DefaultCostEstimator.addBlockNestedLoopsCosts(EstimateProvider outerSide, EstimateProvider innerSide, long blockSize, Costs costs, int costWeight)
abstract void	CostEstimator.addBlockNestedLoopsCosts(EstimateProvider outerSide, EstimateProvider innerSide, long blockSize, Costs costs, int costWeight)
void	DefaultCostEstimator.addBroadcastCost(EstimateProvider estimates, int replicationFactor, Costs costs)
abstract void	CostEstimator.addBroadcastCost(EstimateProvider estimates, int replicationFactor, Costs costs)
void	DefaultCostEstimator.addCachedHybridHashCosts(EstimateProvider buildSideInput, EstimateProvider probeSideInput, Costs costs, int costWeight) Calculates the costs for the cached variant of the hybrid hash join.
abstract void	CostEstimator.addCachedHybridHashCosts(EstimateProvider buildSide, EstimateProvider probeSide, Costs costs, int costWeight)
void	Costs.addCosts(Costs other) Adds the given costs to these costs.
void	DefaultCostEstimator.addFileInputCost(long fileSizeInBytes, Costs costs)
abstract void	CostEstimator.addFileInputCost(long fileSizeInBytes, Costs costs)
void	DefaultCostEstimator.addHashPartitioningCost(EstimateProvider estimates, Costs costs)
abstract void	CostEstimator.addHashPartitioningCost(EstimateProvider estimates, Costs costs)
void	DefaultCostEstimator.addHybridHashCosts(EstimateProvider buildSideInput, EstimateProvider probeSideInput, Costs costs, int costWeight)
abstract void	CostEstimator.addHybridHashCosts(EstimateProvider buildSide, EstimateProvider probeSide, Costs costs, int costWeight)
void	DefaultCostEstimator.addLocalMergeCost(EstimateProvider input1, EstimateProvider input2, Costs costs, int costWeight)
abstract void	CostEstimator.addLocalMergeCost(EstimateProvider estimates1, EstimateProvider estimates2, Costs costs, int costWeight)
void	DefaultCostEstimator.addLocalSortCost(EstimateProvider estimates, Costs costs)
abstract void	CostEstimator.addLocalSortCost(EstimateProvider estimates, Costs costs)
void	DefaultCostEstimator.addRandomPartitioningCost(EstimateProvider estimates, Costs costs)
abstract void	CostEstimator.addRandomPartitioningCost(EstimateProvider estimates, Costs costs)
void	DefaultCostEstimator.addRangePartitionCost(EstimateProvider estimates, Costs costs)
abstract void	CostEstimator.addRangePartitionCost(EstimateProvider estimates, Costs costs)
void	DefaultCostEstimator.addStreamedNestedLoopsCosts(EstimateProvider outerSide, EstimateProvider innerSide, long bufferSize, Costs costs, int costWeight)
abstract void	CostEstimator.addStreamedNestedLoopsCosts(EstimateProvider outerSide, EstimateProvider innerSide, long bufferSize, Costs costs, int costWeight)
int	Costs.compareTo(Costs o) The order of comparison is: network first, then disk, then CPU.
void	Costs.subtractCosts(Costs other) Subtracts the given costs from these costs.

org.apache.flink.optimizer.plan中Costs的使用

声明为Costs的org.apache.flink.optimizer.plan中的字段

限定符和类型	字段和说明
protected Costs	PlanNode.cumulativeCosts
protected Costs	PlanNode.nodeCosts

返回Costs的org.apache.flink.optimizer.plan中的方法

限定符和类型	方法和说明
Costs	PlanNode.getCumulativeCosts() Gets the cumulative costs of this nose.
Costs	PlanNode.getCumulativeCostsShare()
Costs	PlanNode.getNodeCosts() Gets the costs incurred by this node.

参数类型为Costs的org.apache.flink.optimizer.plan中的方法

限定符和类型	方法和说明
void	SinkJoinerPlanNode.setCosts(Costs nodeCosts)
void	WorksetIterationPlanNode.setCosts(Costs nodeCosts)
void	BulkIterationPlanNode.setCosts(Costs nodeCosts)
void	PlanNode.setCosts(Costs nodeCosts) Sets the basic cost for this node to the given value, and sets the cumulative costs to those costs plus the cost shares of all inputs (regular and broadcast).

参数类型为Costs的org.apache.flink.optimizer.plan中的构造器

构造器和说明
NAryUnionPlanNode(BinaryUnionNode template, List<Channel> inputs, GlobalProperties gProps, Costs cumulativeCosts)