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

Class PythonTableFunctionOperator

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<IN,OUT>
org.apache.flink.table.runtime.operators.python.AbstractStatelessFunctionOperator<org.apache.flink.table.data.RowData,org.apache.flink.table.data.RowData,org.apache.flink.table.data.RowData>
org.apache.flink.table.runtime.operators.python.table.PythonTableFunctionOperator
All Implemented Interfaces:
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.StreamOperator<org.apache.flink.table.data.RowData>, org.apache.flink.streaming.api.operators.StreamOperatorStateHandler.CheckpointedStreamOperator, org.apache.flink.streaming.api.operators.YieldingOperator<org.apache.flink.table.data.RowData>
@Internal public class PythonTableFunctionOperator extends AbstractStatelessFunctionOperator<org.apache.flink.table.data.RowData,org.apache.flink.table.data.RowData,org.apache.flink.table.data.RowData>
The Python TableFunction operator.
See Also:

  • Field Summary

    Fields inherited from class org.apache.flink.table.runtime.operators.python.AbstractStatelessFunctionOperator

    bais, baisWrapper, baos, baosWrapper, forwardedInputQueue, inputType, udfInputType, udfOutputType

    Fields inherited from class org.apache.flink.streaming.api.operators.python.process.AbstractExternalPythonFunctionOperator

    pythonFunctionRunner

    Fields inherited from class org.apache.flink.streaming.api.operators.python.AbstractPythonFunctionOperator

    bundleFinishedCallback, config, elementCount, lastFinishBundleTime, maxBundleSize, systemEnvEnabled

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

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

  • Constructor Summary

    Constructors
    Constructor
    Description
    PythonTableFunctionOperator(org.apache.flink.configuration.Configuration config, org.apache.flink.table.functions.python.PythonFunctionInfo tableFunction, org.apache.flink.table.types.logical.RowType inputType, org.apache.flink.table.types.logical.RowType udfInputType, org.apache.flink.table.types.logical.RowType udfOutputType, org.apache.flink.table.runtime.operators.join.FlinkJoinType joinType, org.apache.flink.table.runtime.generated.GeneratedProjection udtfInputGeneratedProjection)
     

  • Method Summary

    Modifier and Type
    Method
    Description
    void
    bufferInput(org.apache.flink.table.data.RowData input)
    Buffers the specified input, it will be used to construct the operator result together with the user-defined function execution result.
    FlinkFnApi.CoderInfoDescriptor
    createInputCoderInfoDescriptor(org.apache.flink.table.types.logical.RowType runnerInputType)
     
    FlinkFnApi.CoderInfoDescriptor
    createOutputCoderInfoDescriptor(org.apache.flink.table.types.logical.RowType runnerOutType)
     
    FlinkFnApi.UserDefinedFunctions
    createUserDefinedFunctionsProto()
    Gets the proto representation of the Python user-defined functions to be executed.
    void
    emitResult(org.apache.flink.api.java.tuple.Tuple3<String,byte[],Integer> resultTuple)
    Sends the execution result to the downstream operator.
    org.apache.flink.table.data.RowData
    getFunctionInput(org.apache.flink.table.data.RowData element)
     
    String
    getFunctionUrn()
     
    org.apache.flink.table.functions.python.PythonEnv
    getPythonEnv()
    Returns the PythonEnv used to create PythonEnvironmentManager..
    void
    open()
     
    void
    processElementInternal(org.apache.flink.table.data.RowData value)
     

    Methods inherited from class org.apache.flink.table.runtime.operators.python.AbstractStatelessFunctionOperator

    createPythonFunctionRunner, processElement

    Methods inherited from class org.apache.flink.table.runtime.operators.python.AbstractOneInputPythonFunctionOperator

    endInput

    Methods inherited from class org.apache.flink.streaming.api.operators.python.process.AbstractExternalPythonFunctionOperator

    close, createPythonEnvironmentManager, drainUnregisteredTimers, emitResults, invokeFinishBundle

    Methods inherited from class org.apache.flink.streaming.api.operators.python.AbstractPythonFunctionOperator

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

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

    beforeInitializeStateHandler, 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, processLatencyMarker, processLatencyMarker1, processLatencyMarker2, processRecordAttributes, processRecordAttributes1, processRecordAttributes2, processWatermark, processWatermark1, processWatermark1, processWatermark2, processWatermark2, processWatermarkStatus, processWatermarkStatus, processWatermarkStatus1, processWatermarkStatus2, reportOrForwardLatencyMarker, 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.Input

    processLatencyMarker, processRecordAttributes, processWatermark, processWatermark, processWatermarkStatus

    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.OneInputStreamOperator

    setKeyContextElement

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

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

  • Constructor Details

    • PythonTableFunctionOperator

      public PythonTableFunctionOperator(org.apache.flink.configuration.Configuration config, org.apache.flink.table.functions.python.PythonFunctionInfo tableFunction, org.apache.flink.table.types.logical.RowType inputType, org.apache.flink.table.types.logical.RowType udfInputType, org.apache.flink.table.types.logical.RowType udfOutputType, org.apache.flink.table.runtime.operators.join.FlinkJoinType joinType, org.apache.flink.table.runtime.generated.GeneratedProjection udtfInputGeneratedProjection)

  • Method Details