org.apache.flink.table.runtime.operators.python.aggregate

类 PythonStreamGroupTableAggregateOperator

java.lang.Object

org.apache.flink.streaming.api.operators.AbstractStreamOperator<OUT>

org.apache.flink.streaming.api.operators.python.AbstractPythonFunctionOperator<OUT>

org.apache.flink.streaming.api.operators.python.process.AbstractExternalPythonFunctionOperator<OUT>

org.apache.flink.table.runtime.operators.python.AbstractOneInputPythonFunctionOperator<org.apache.flink.table.data.RowData,org.apache.flink.table.data.RowData>

org.apache.flink.table.runtime.operators.python.aggregate.AbstractPythonStreamAggregateOperator

org.apache.flink.table.runtime.operators.python.aggregate.AbstractPythonStreamGroupAggregateOperator

org.apache.flink.table.runtime.operators.python.aggregate.PythonStreamGroupTableAggregateOperator

所有已实现的接口:

Serializable, org.apache.flink.api.common.state.CheckpointListener, org.apache.flink.streaming.api.operators.BoundedOneInput, org.apache.flink.streaming.api.operators.Input<org.apache.flink.table.data.RowData>, org.apache.flink.streaming.api.operators.KeyContext, org.apache.flink.streaming.api.operators.KeyContextHandler, org.apache.flink.streaming.api.operators.OneInputStreamOperator<org.apache.flink.table.data.RowData,org.apache.flink.table.data.RowData>, org.apache.flink.streaming.api.operators.SetupableStreamOperator<org.apache.flink.table.data.RowData>, 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.Triggerable<org.apache.flink.table.data.RowData,org.apache.flink.runtime.state.VoidNamespace>, org.apache.flink.streaming.api.operators.YieldingOperator<org.apache.flink.table.data.RowData>, org.apache.flink.table.runtime.functions.CleanupState

@Internal
public class PythonStreamGroupTableAggregateOperator
extends AbstractPythonStreamGroupAggregateOperator

The Python TableAggregateFunction operator.

另请参阅:

序列化表格

字段概要

字段

限定符和类型	字段和说明
protected static String	STREAM_GROUP_TABLE_AGGREGATE_URN

从类继承的字段 org.apache.flink.table.runtime.operators.python.aggregate.AbstractPythonStreamAggregateOperator

bais, baisWrapper, baos, baosWrapper, inputType, outputType, rowDataWrapper, userDefinedFunctionInputType, userDefinedFunctionOutputType

从类继承的字段 org.apache.flink.streaming.api.operators.python.process.AbstractExternalPythonFunctionOperator

pythonFunctionRunner

从类继承的字段 org.apache.flink.streaming.api.operators.python.AbstractPythonFunctionOperator

bundleFinishedCallback, config, elementCount, lastFinishBundleTime, maxBundleSize, systemEnvEnabled

从类继承的字段 org.apache.flink.streaming.api.operators.AbstractStreamOperator

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

构造器概要

构造器

构造器和说明

PythonStreamGroupTableAggregateOperator(org.apache.flink.configuration.Configuration config, org.apache.flink.table.types.logical.RowType inputType, org.apache.flink.table.types.logical.RowType outputType, org.apache.flink.table.functions.python.PythonAggregateFunctionInfo[] aggregateFunctions, org.apache.flink.table.runtime.dataview.DataViewSpec[][] dataViewSpecs, int[] grouping, int indexOfCountStar, boolean generateUpdateBefore, long minRetentionTime, long maxRetentionTime)

方法概要

限定符和类型	方法和说明
String	getFunctionUrn()
FlinkFnApi.UserDefinedAggregateFunctions	getUserDefinedFunctionsProto() Gets the proto representation of the Python user-defined table aggregate function to be executed.

从类继承的方法 org.apache.flink.table.runtime.operators.python.aggregate.AbstractPythonStreamGroupAggregateOperator

createUserDefinedFunctionInputType, createUserDefinedFunctionOutputType, emitResult, onEventTime, onProcessingTime, open, processElementInternal

从类继承的方法 org.apache.flink.table.runtime.operators.python.aggregate.AbstractPythonStreamAggregateOperator

createInputCoderInfoDescriptor, createOutputCoderInfoDescriptor, createPythonFunctionRunner, getCurrentKey, getKeyType, getPythonEnv, processElement, setCurrentKey

从类继承的方法 org.apache.flink.table.runtime.operators.python.AbstractOneInputPythonFunctionOperator

endInput

从类继承的方法 org.apache.flink.streaming.api.operators.python.process.AbstractExternalPythonFunctionOperator

close, createPythonEnvironmentManager, emitResults, invokeFinishBundle

从类继承的方法 org.apache.flink.streaming.api.operators.python.AbstractPythonFunctionOperator

checkInvokeFinishBundleByCount, finish, getConfiguration, getFlinkMetricContainer, isBundleFinished, prepareSnapshotPreBarrier, processWatermark

从类继承的方法 org.apache.flink.streaming.api.operators.AbstractStreamOperator

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

从类继承的方法 java.lang.Object

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

从接口继承的方法 org.apache.flink.table.runtime.functions.CleanupState

registerProcessingCleanupTimer

从接口继承的方法 org.apache.flink.streaming.api.operators.OneInputStreamOperator

setKeyContextElement

从接口继承的方法 org.apache.flink.streaming.api.operators.StreamOperator

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

从接口继承的方法 org.apache.flink.api.common.state.CheckpointListener

notifyCheckpointAborted, notifyCheckpointComplete

从接口继承的方法 org.apache.flink.streaming.api.operators.Input

processLatencyMarker, processRecordAttributes, processWatermark, processWatermarkStatus

从接口继承的方法 org.apache.flink.streaming.api.operators.KeyContextHandler

hasKeyContext

字段详细资料

STREAM_GROUP_TABLE_AGGREGATE_URN

@VisibleForTesting
protected static final String STREAM_GROUP_TABLE_AGGREGATE_URN

另请参阅:

常量字段值

构造器详细资料

PythonStreamGroupTableAggregateOperator

public PythonStreamGroupTableAggregateOperator(org.apache.flink.configuration.Configuration config,
                                               org.apache.flink.table.types.logical.RowType inputType,
                                               org.apache.flink.table.types.logical.RowType outputType,
                                               org.apache.flink.table.functions.python.PythonAggregateFunctionInfo[] aggregateFunctions,
                                               org.apache.flink.table.runtime.dataview.DataViewSpec[][] dataViewSpecs,
                                               int[] grouping,
                                               int indexOfCountStar,
                                               boolean generateUpdateBefore,
                                               long minRetentionTime,
                                               long maxRetentionTime)

方法详细资料

getUserDefinedFunctionsProto

public FlinkFnApi.UserDefinedAggregateFunctions getUserDefinedFunctionsProto()

Gets the proto representation of the Python user-defined table aggregate function to be executed.

覆盖:

getUserDefinedFunctionsProto 在类中 AbstractPythonStreamGroupAggregateOperator

getFunctionUrn

public String getFunctionUrn()

指定者:

getFunctionUrn 在类中 AbstractPythonStreamAggregateOperator