code: public void fieldToData(Field field) throws DBException
      {
          ((BaseBuffer)this.getHandle(DBConstants.DATA_SOURCE_HANDLE)).addNextField((FieldInfo)field);
      }
docs: Move this Field's data to the record area (Override this for non-standard buffers).
  Warning: Check to make sure the field.isSelected() before moving data!
  @param field The field to move the current data to.
  @exception DBException File exception.