message: Add support of another DatabaseError format
diff: @@ -615,6 +615,13 @@ class PrestoEngineSpec(BaseEngineSpec):
  error_dict.get('errorLocation'),
  error_dict.get('message'),
  )
  + if (
  + type(e).__name__ == 'DatabaseError' and
  + hasattr(e, 'args') and
  + len(e.args) > 0
  + ):
  + error_dict = e.args[0]
  + return error_dict.get('message')
  return utils.error_msg_from_exception(e)
  @classmethod
  