org.apache.flink.table.runtime.partitioner

类 BinaryHashPartitioner

java.lang.Object

org.apache.flink.streaming.runtime.partitioner.StreamPartitioner<org.apache.flink.table.data.RowData>

org.apache.flink.table.runtime.partitioner.BinaryHashPartitioner

所有已实现的接口:

Serializable, org.apache.flink.runtime.io.network.api.writer.ChannelSelector<org.apache.flink.runtime.plugable.SerializationDelegate<org.apache.flink.streaming.runtime.streamrecord.StreamRecord<org.apache.flink.table.data.RowData>>>

public class BinaryHashPartitioner
extends org.apache.flink.streaming.runtime.partitioner.StreamPartitioner<org.apache.flink.table.data.RowData>

Hash partitioner for BinaryRowData.

另请参阅:

序列化表格

字段概要

从类继承的字段 org.apache.flink.streaming.runtime.partitioner.StreamPartitioner

numberOfChannels

构造器概要

构造器

构造器和说明
BinaryHashPartitioner(GeneratedHashFunction genHashFunc, String[] hashFieldNames)

方法概要

限定符和类型	方法和说明
org.apache.flink.streaming.runtime.partitioner.StreamPartitioner<org.apache.flink.table.data.RowData>	copy()
org.apache.flink.runtime.io.network.api.writer.SubtaskStateMapper	getDownstreamSubtaskStateMapper()
boolean	isPointwise()
int	selectChannel(org.apache.flink.runtime.plugable.SerializationDelegate<org.apache.flink.streaming.runtime.streamrecord.StreamRecord<org.apache.flink.table.data.RowData>> record)
String	toString()

从类继承的方法 org.apache.flink.streaming.runtime.partitioner.StreamPartitioner

equals, getUpstreamSubtaskStateMapper, hashCode, isBroadcast, setup

从类继承的方法 java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

构造器详细资料

BinaryHashPartitioner

public BinaryHashPartitioner(GeneratedHashFunction genHashFunc,
                             String[] hashFieldNames)

方法详细资料

copy

public org.apache.flink.streaming.runtime.partitioner.StreamPartitioner<org.apache.flink.table.data.RowData> copy()

指定者:

copy 在类中 org.apache.flink.streaming.runtime.partitioner.StreamPartitioner<org.apache.flink.table.data.RowData>

selectChannel

public int selectChannel(org.apache.flink.runtime.plugable.SerializationDelegate<org.apache.flink.streaming.runtime.streamrecord.StreamRecord<org.apache.flink.table.data.RowData>> record)

getDownstreamSubtaskStateMapper

public org.apache.flink.runtime.io.network.api.writer.SubtaskStateMapper getDownstreamSubtaskStateMapper()

指定者:

getDownstreamSubtaskStateMapper 在类中 org.apache.flink.streaming.runtime.partitioner.StreamPartitioner<org.apache.flink.table.data.RowData>

isPointwise

public boolean isPointwise()

指定者:

isPointwise 在类中 org.apache.flink.streaming.runtime.partitioner.StreamPartitioner<org.apache.flink.table.data.RowData>

toString

public String toString()

覆盖:

toString 在类中 Object