code: def loadedfields(self):
          '''Generator of fields loaded from database'''
          if self._loadedfields is None:
              for field in self._meta.scalarfields:
                  yield field
          else:
              fields = self._meta.dfields
              processed = set()
              for name in self._loadedfields:
                  if name in processed:
                      continue
                  if name in fields:
                      processed.add(name)
                      yield fields[name]
                  else:
                      name = name.split(JSPLITTER)[0]
                      if name in fields and name not in processed:
                          field = fields[name]
                          if field.type == 'json object':
                              processed.add(name)
                              yield fielf loadedfields(self):
          '''Generator of fields loaded from database'''
          if self._loadedfields is None:
              for field in self._meta.scalarfields:
                  yield field
          else:
              fields = self._meta.dfields
              processed = set()
              for name in self._loadedfields:
                  if name in processed:
                      continue
                  if name in fields:
                      processed.add(name)
                      yield fields[name]
                  else:
                      name = name.split(JSPLITTER)[0]
                      if name in fields and name not in processed:
                          field = fields[name]
                          if field.type == 'json object':
                              processed.add(name)
                              yield field
docs: Generator of fields loaded from database