public class StreamExecLegacyTableSourceScan extends CommonExecLegacyTableSourceScan implements StreamExecNode<RowData>
ExecNode
to read data from an external source defined by a StreamTableSource
.qualifiedName, tableSource
FIELD_NAME_DESCRIPTION, FIELD_NAME_ID, FIELD_NAME_INPUT_PROPERTIES, FIELD_NAME_OUTPUT_TYPE
Constructor and Description |
---|
StreamExecLegacyTableSourceScan(TableSource<?> tableSource,
List<String> qualifiedName,
RowType outputType,
String description) |
Modifier and Type | Method and Description |
---|---|
protected Transformation<RowData> |
createConversionTransformationIfNeeded(org.apache.flink.table.planner.delegation.PlannerBase planner,
Transformation<?> sourceTransform,
org.apache.calcite.rex.RexNode rowtimeExpression) |
protected <IN> Transformation<IN> |
createInput(StreamExecutionEnvironment env,
InputFormat<IN,? extends InputSplit> format,
TypeInformation<IN> typeInfo) |
computeIndexMapping, needInternalConversion, translateToPlanInternal
accept, getDescription, getId, getInputEdges, getInputProperties, getNewNodeId, getOutputType, inputsContainSingleton, replaceInputEdge, resetIdCounter, setInputEdges, translateToPlan
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
accept, getDescription, getId, getInputEdges, getInputProperties, getOutputType, replaceInputEdge, setInputEdges
translateToPlan
public StreamExecLegacyTableSourceScan(TableSource<?> tableSource, List<String> qualifiedName, RowType outputType, String description)
protected Transformation<RowData> createConversionTransformationIfNeeded(org.apache.flink.table.planner.delegation.PlannerBase planner, Transformation<?> sourceTransform, @Nullable org.apache.calcite.rex.RexNode rowtimeExpression)
createConversionTransformationIfNeeded
in class CommonExecLegacyTableSourceScan
protected <IN> Transformation<IN> createInput(StreamExecutionEnvironment env, InputFormat<IN,? extends InputSplit> format, TypeInformation<IN> typeInfo)
createInput
in class CommonExecLegacyTableSourceScan
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