Package org.apache.flink.legacy.table.sources

Interface StreamTableSource<T>

Type Parameters:
T - Type of the DataStream created by this TableSource.
All Superinterfaces:
org.apache.flink.table.legacy.sources.TableSource<T>
All Known Implementing Classes:
CsvTableSource, InputFormatTableSource
@Deprecated @Internal public interface StreamTableSource<T> extends org.apache.flink.table.legacy.sources.TableSource<T>
Deprecated.
This interface has been replaced by DynamicTableSource. The new interface produces internal data structures. See FLIP-95 for more information.
Defines an external stream table and provides read access to its data.

  • Method Summary

    Modifier and Type
    Method
    Description
    org.apache.flink.streaming.api.datastream.DataStream<T>
    getDataStream(org.apache.flink.streaming.api.environment.StreamExecutionEnvironment execEnv)
    Deprecated.
    Returns the data of the table as a DataStream.
    default boolean
    isBounded()
    Deprecated.
    Returns true if this is a bounded source, false if this is an unbounded source.

    Methods inherited from interface org.apache.flink.table.legacy.sources.TableSource

    explainSource, getProducedDataType, getReturnType, getTableSchema

  • Method Details

    • isBounded

      default boolean isBounded()
      Deprecated.
      Returns true if this is a bounded source, false if this is an unbounded source. Default is unbounded for compatibility.

    • getDataStream

      org.apache.flink.streaming.api.datastream.DataStream<T> getDataStream(org.apache.flink.streaming.api.environment.StreamExecutionEnvironment execEnv)
      Deprecated.
      Returns the data of the table as a DataStream.

      NOTE: This method is for internal use only for defining a TableSource. Do not use it in Table API programs.