   @doc """
   Returns the number of records in the database to which `conn` is connected.
 
+  This operation can only be performed on connections to a database. To learn
+  more about the connection type, look at the "Connection type" section in the
+  docs for the `MarcoPolo` module.
+
   ## Examples
 
       iex> MarcoPolo.db_countrecords(conn)

      without waiting for a response. This performs a *fire and forget*
      operation, returning `:ok` every time.

  ## Examples

      iex> rid = %MarcoPolo.RID{cluster_id: 1, position: 10}


  @doc """
  Reloads the database to which `conn` is connected.

  This operation can only be performed on connections to a database. To learn
  more about the connection type, look at the "Connection type" section in the
  docs for the `MarcoPolo` module.

  ## Examples

