类的使用
org.apache.flink.api.java.sampling.DistributedRandomSampler

使用DistributedRandomSampler的程序包

程序包	说明
org.apache.flink.api.java.sampling

org.apache.flink.api.java.sampling中DistributedRandomSampler的使用

org.apache.flink.api.java.sampling中DistributedRandomSampler的子类

限定符和类型	类和说明
class	ReservoirSamplerWithoutReplacement<T> A simple in memory implementation of Reservoir Sampling without replacement, and with only one pass through the input iteration whose size is unpredictable.
class	ReservoirSamplerWithReplacement<T> A simple in memory implementation of Reservoir Sampling with replacement and with only one pass through the input iteration whose size is unpredictable.