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

Class StreamExecLegacyTableSourceScan

java.lang.Object

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

org.apache.flink.table.planner.plan.nodes.exec.common.CommonExecLegacyTableSourceScan

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

All Implemented Interfaces:

ExecNode<org.apache.flink.table.data.RowData>, ExecNodeTranslator<org.apache.flink.table.data.RowData>, MultipleTransformationTranslator<org.apache.flink.table.data.RowData>, StreamExecNode<org.apache.flink.table.data.RowData>

public class StreamExecLegacyTableSourceScan
extends CommonExecLegacyTableSourceScan
implements StreamExecNode<org.apache.flink.table.data.RowData>

Stream ExecNode to read data from an external source defined by a StreamTableSource.

Field Summary

Fields inherited from class org.apache.flink.table.planner.plan.nodes.exec.common.CommonExecLegacyTableSourceScan

qualifiedName, tableSource

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

FIELD_NAME_CONFIGURATION, FIELD_NAME_DESCRIPTION, FIELD_NAME_ID, FIELD_NAME_INPUT_PROPERTIES, FIELD_NAME_OUTPUT_TYPE, FIELD_NAME_TYPE

Constructor Summary

Constructors

Constructor and Description
StreamExecLegacyTableSourceScan(org.apache.flink.configuration.ReadableConfig tableConfig, org.apache.flink.table.sources.TableSource<?> tableSource, List<String> qualifiedName, org.apache.flink.table.types.logical.RowType outputType, String description)

Method Summary

Modifier and Type	Method and Description
protected org.apache.flink.api.dag.Transformation<org.apache.flink.table.data.RowData>	createConversionTransformationIfNeeded(org.apache.flink.streaming.api.environment.StreamExecutionEnvironment streamExecEnv, ExecNodeConfig config, org.apache.flink.api.dag.Transformation<?> sourceTransform, org.apache.calcite.rex.RexNode rowtimeExpression)
protected <IN> org.apache.flink.api.dag.Transformation<IN>	createInput(org.apache.flink.streaming.api.environment.StreamExecutionEnvironment env, org.apache.flink.api.common.io.InputFormat<IN,? extends org.apache.flink.core.io.InputSplit> format, org.apache.flink.api.common.typeinfo.TypeInformation<IN> typeInfo)

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

computeIndexMapping, needInternalConversion, translateToPlanInternal

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

accept, createFormattedTransformationDescription, createFormattedTransformationName, createTransformationDescription, createTransformationMeta, createTransformationMeta, createTransformationName, createTransformationUid, getContextFromAnnotation, getDescription, getId, getInputEdges, getInputProperties, getOutputType, getPersistedConfig, getSimplifiedName, inputsContainSingleton, replaceInputEdge, setCompiled, 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, setCompiled, setInputEdges

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

translateToPlan

Constructor Detail

StreamExecLegacyTableSourceScan

public StreamExecLegacyTableSourceScan(org.apache.flink.configuration.ReadableConfig tableConfig,
                                       org.apache.flink.table.sources.TableSource<?> tableSource,
                                       List<String> qualifiedName,
                                       org.apache.flink.table.types.logical.RowType outputType,
                                       String description)

Method Detail

createConversionTransformationIfNeeded

protected org.apache.flink.api.dag.Transformation<org.apache.flink.table.data.RowData> createConversionTransformationIfNeeded(org.apache.flink.streaming.api.environment.StreamExecutionEnvironment streamExecEnv,
                                                                                                                              ExecNodeConfig config,
                                                                                                                              org.apache.flink.api.dag.Transformation<?> sourceTransform,
                                                                                                                              @Nullable
                                                                                                                              org.apache.calcite.rex.RexNode rowtimeExpression)

Specified by:

createConversionTransformationIfNeeded in class CommonExecLegacyTableSourceScan

createInput

protected <IN> org.apache.flink.api.dag.Transformation<IN> createInput(org.apache.flink.streaming.api.environment.StreamExecutionEnvironment env,
                                                                       org.apache.flink.api.common.io.InputFormat<IN,? extends org.apache.flink.core.io.InputSplit> format,
                                                                       org.apache.flink.api.common.typeinfo.TypeInformation<IN> typeInfo)

Specified by:

createInput in class CommonExecLegacyTableSourceScan