@Override
  public void open(FunctionContext context) throws IOException {
    basicLookupFunction.open(context);
  }
A lookup function for {@link RowData} type.
amoro-format-mixed/amoro-mixed-flink/v1.15/amoro-mixed-flink-1.15/src/main/java/org/apache/amoro/flink/lookup/MixedFormatRowDataLookupFunction.java