Musime deklarovat promennou v export. run.py je nas spousteci skript pro aplikaci Flask

<code>
(ffr_env) $ export FLASK_APP=run.py
</code>

Inicializace migracnich skriptu

<code>
(ffr_env) $ flask db init
</code>

Po nejake zmene v models spustime migracni skript

<code>
(ffr_env) $ flask db migrate -m “Added inspiration field to the recipe table"

</code>

Vlastni upgrade databaze provedeme takto>
<code>
(ffr_env) $ flask db upgrade
</code>