org.apache.flink.table.planner.plan.nodes.exec.stream

Class StreamExecWindowTableFunction

java.lang.Object

org.apache.flink.table.planner.plan.nodes.exec.ExecNodeBase<RowData>

org.apache.flink.table.planner.plan.nodes.exec.stream.StreamExecWindowTableFunction

All Implemented Interfaces:

ExecNode<RowData>, ExecNodeTranslator<RowData>, StreamExecNode<RowData>

public class StreamExecWindowTableFunction
extends ExecNodeBase<RowData>
implements StreamExecNode<RowData>

Stream ExecNode which acts as a table-valued function to assign a window for each row of the input relation. The return value of the new relation includes all the original columns as well additional 3 columns named window_start, window_end, window_time to indicate the assigned window.

Field Summary

Fields inherited from interface org.apache.flink.table.planner.plan.nodes.exec.ExecNode

FIELD_NAME_DESCRIPTION, FIELD_NAME_ID, FIELD_NAME_INPUT_PROPERTIES, FIELD_NAME_OUTPUT_TYPE

Constructor Summary

Constructors

Constructor and Description
StreamExecWindowTableFunction(WindowingStrategy windowingStrategy, InputProperty inputEdge, RowType outputType, String description)

Method Summary

Modifier and Type	Method and Description
protected Transformation<RowData>	translateToPlanInternal(org.apache.flink.table.planner.delegation.PlannerBase planner) Internal method, translates this node into a Flink operator.

Methods inherited from class org.apache.flink.table.planner.plan.nodes.exec.ExecNodeBase

accept, getDescription, getId, getInputEdges, getInputProperties, getNewNodeId, getOutputType, inputsContainSingleton, replaceInputEdge, resetIdCounter, setInputEdges, translateToPlan

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.table.planner.plan.nodes.exec.ExecNode

accept, getDescription, getId, getInputEdges, getInputProperties, getOutputType, replaceInputEdge, setInputEdges

Methods inherited from interface org.apache.flink.table.planner.plan.nodes.exec.ExecNodeTranslator

translateToPlan

Constructor Detail

StreamExecWindowTableFunction

public StreamExecWindowTableFunction(WindowingStrategy windowingStrategy,
                                     InputProperty inputEdge,
                                     RowType outputType,
                                     String description)

Method Detail

translateToPlanInternal

protected Transformation<RowData> translateToPlanInternal(org.apache.flink.table.planner.delegation.PlannerBase planner)

Description copied from class: ExecNodeBase

Internal method, translates this node into a Flink operator.

Specified by:

translateToPlanInternal in class ExecNodeBase<RowData>