Package org.apache.flink.table.runtime.operators.join.stream

Class StreamingJoinOperator

java.lang.Object

org.apache.flink.streaming.api.operators.AbstractStreamOperator<org.apache.flink.table.data.RowData>

org.apache.flink.table.runtime.operators.join.stream.AbstractStreamingJoinOperator

org.apache.flink.table.runtime.operators.join.stream.StreamingJoinOperator

All Implemented Interfaces:

Serializable, org.apache.flink.api.common.state.CheckpointListener, org.apache.flink.streaming.api.operators.KeyContext, org.apache.flink.streaming.api.operators.KeyContextHandler, org.apache.flink.streaming.api.operators.StreamOperator<org.apache.flink.table.data.RowData>, org.apache.flink.streaming.api.operators.StreamOperatorStateHandler.CheckpointedStreamOperator, org.apache.flink.streaming.api.operators.TwoInputStreamOperator<org.apache.flink.table.data.RowData,org.apache.flink.table.data.RowData,org.apache.flink.table.data.RowData>, org.apache.flink.streaming.api.operators.YieldingOperator<org.apache.flink.table.data.RowData>

Direct Known Subclasses:

MiniBatchStreamingJoinOperator

public class StreamingJoinOperator
extends AbstractStreamingJoinOperator

Streaming unbounded Join operator which supports INNER/LEFT/RIGHT/FULL JOIN.

See Also:

• Serialized Form

Field Summary

Fields

Modifier and Type	Field	Description
protected final boolean	leftIsOuter
protected JoinRecordStateView	leftRecordStateView
protected final boolean	rightIsOuter
protected JoinRecordStateView	rightRecordStateView

Fields inherited from class org.apache.flink.table.runtime.operators.join.stream.AbstractStreamingJoinOperator

collector, joinCondition, LEFT_RECORDS_STATE_NAME, leftInputSideSpec, leftStateRetentionTime, leftType, RIGHT_RECORDS_STATE_NAME, rightInputSideSpec, rightStateRetentionTime, rightType

Fields inherited from class org.apache.flink.streaming.api.operators.AbstractStreamOperator

combinedWatermark, config, lastRecordAttributes1, lastRecordAttributes2, latencyStats, LOG, metrics, output, processingTimeService, stateHandler, stateKeySelector1, stateKeySelector2, timeServiceManager

Constructor Summary

Constructors

Constructor

Description

StreamingJoinOperator(InternalTypeInfo<org.apache.flink.table.data.RowData> leftType, InternalTypeInfo<org.apache.flink.table.data.RowData> rightType, GeneratedJoinCondition generatedJoinCondition, JoinInputSideSpec leftInputSideSpec, JoinInputSideSpec rightInputSideSpec, boolean leftIsOuter, boolean rightIsOuter, boolean[] filterNullKeys, long leftStateRetentionTime, long rightStateRetentionTime)

Method Summary

Modifier and Type	Method	Description
void	open()
protected void	processElement(org.apache.flink.table.data.RowData input, JoinRecordStateView inputSideStateView, JoinRecordStateView otherSideStateView, boolean inputIsLeft, boolean isSuppress)
void	processElement1(org.apache.flink.streaming.runtime.streamrecord.StreamRecord<org.apache.flink.table.data.RowData> element)
void	processElement2(org.apache.flink.streaming.runtime.streamrecord.StreamRecord<org.apache.flink.table.data.RowData> element)

Methods inherited from class org.apache.flink.table.runtime.operators.join.stream.AbstractStreamingJoinOperator

close

Methods inherited from class org.apache.flink.streaming.api.operators.AbstractStreamOperator

beforeInitializeStateHandler, finish, getContainingTask, getCurrentKey, getExecutionConfig, getInternalTimerService, getKeyedStateBackend, getKeyedStateStore, getMetricGroup, getOperatorConfig, getOperatorID, getOperatorName, getOperatorStateBackend, getOrCreateKeyedState, getPartitionedState, getPartitionedState, getProcessingTimeService, getRuntimeContext, getStateKeySelector1, getStateKeySelector2, getTimeServiceManager, getUserCodeClassloader, hasKeyContext1, hasKeyContext2, initializeState, initializeState, isAsyncStateProcessingEnabled, isUsingCustomRawKeyedState, notifyCheckpointAborted, notifyCheckpointComplete, prepareSnapshotPreBarrier, processLatencyMarker, processLatencyMarker1, processLatencyMarker2, processRecordAttributes, processRecordAttributes1, processRecordAttributes2, processWatermark, processWatermark, processWatermark1, processWatermark1, processWatermark2, processWatermark2, processWatermarkStatus, processWatermarkStatus, processWatermarkStatus1, processWatermarkStatus2, reportOrForwardLatencyMarker, setCurrentKey, setKeyContextElement1, setKeyContextElement2, setMailboxExecutor, setProcessingTimeService, setup, snapshotState, snapshotState, useSplittableTimers

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface org.apache.flink.api.common.state.CheckpointListener

notifyCheckpointAborted, notifyCheckpointComplete

Methods inherited from interface org.apache.flink.streaming.api.operators.KeyContext

getCurrentKey, setCurrentKey

Methods inherited from interface org.apache.flink.streaming.api.operators.KeyContextHandler

hasKeyContext

Methods inherited from interface org.apache.flink.streaming.api.operators.StreamOperator

finish, getMetricGroup, getOperatorAttributes, getOperatorID, initializeState, prepareSnapshotPreBarrier, setKeyContextElement1, setKeyContextElement2, snapshotState

Methods inherited from interface org.apache.flink.streaming.api.operators.TwoInputStreamOperator

processLatencyMarker1, processLatencyMarker2, processRecordAttributes1, processRecordAttributes2, processWatermark1, processWatermark1, processWatermark2, processWatermark2, processWatermarkStatus1, processWatermarkStatus2

Field Details

leftIsOuter

protected final boolean leftIsOuter

rightIsOuter

protected final boolean rightIsOuter

leftRecordStateView

protected transient JoinRecordStateView leftRecordStateView

rightRecordStateView

protected transient JoinRecordStateView rightRecordStateView

Constructor Details

StreamingJoinOperator

public StreamingJoinOperator(InternalTypeInfo<org.apache.flink.table.data.RowData> leftType,
 InternalTypeInfo<org.apache.flink.table.data.RowData> rightType,
 GeneratedJoinCondition generatedJoinCondition,
 JoinInputSideSpec leftInputSideSpec,
 JoinInputSideSpec rightInputSideSpec,
 boolean leftIsOuter,
 boolean rightIsOuter,
 boolean[] filterNullKeys,
 long leftStateRetentionTime,
 long rightStateRetentionTime)

Method Details

open

public void open()
          throws Exception

Specified by:

open in interface org.apache.flink.streaming.api.operators.StreamOperator<org.apache.flink.table.data.RowData>

Overrides:

open in class AbstractStreamingJoinOperator

Throws:

Exception

processElement1

public void processElement1(org.apache.flink.streaming.runtime.streamrecord.StreamRecord<org.apache.flink.table.data.RowData> element)
                     throws Exception

Throws:

Exception

processElement2

public void processElement2(org.apache.flink.streaming.runtime.streamrecord.StreamRecord<org.apache.flink.table.data.RowData> element)
                     throws Exception

Throws:

Exception

processElement

protected void processElement(org.apache.flink.table.data.RowData input,
 JoinRecordStateView inputSideStateView,
 JoinRecordStateView otherSideStateView,
 boolean inputIsLeft,
 boolean isSuppress)
                       throws Exception

Throws:

Exception