Package org.apache.flink.table.runtime.keyselector

Interface RowDataKeySelector

All Superinterfaces:
org.apache.flink.api.common.functions.Function, org.apache.flink.api.java.functions.KeySelector<org.apache.flink.table.data.RowData,org.apache.flink.table.data.RowData>, org.apache.flink.api.java.typeutils.ResultTypeQueryable<org.apache.flink.table.data.RowData>, Serializable
All Known Implementing Classes:
BinaryRowDataKeySelector, EmptyRowDataKeySelector, GenericRowDataKeySelector
public interface RowDataKeySelector extends org.apache.flink.api.java.functions.KeySelector<org.apache.flink.table.data.RowData,org.apache.flink.table.data.RowData>, org.apache.flink.api.java.typeutils.ResultTypeQueryable<org.apache.flink.table.data.RowData>
RowDataKeySelector takes an RowData and extracts the deterministic key for the RowData.

  • Method Summary

    Modifier and Type
    Method
    Description
    InternalTypeInfo<org.apache.flink.table.data.RowData>
    getProducedType()
     

    Methods inherited from interface org.apache.flink.api.java.functions.KeySelector

    getKey

  • Method Details

    • getProducedType

      InternalTypeInfo<org.apache.flink.table.data.RowData> getProducedType()
      Specified by:
      getProducedType in interface org.apache.flink.api.java.typeutils.ResultTypeQueryable<org.apache.flink.table.data.RowData>