Comment 20 for bug 1892904

Yes, that should work although I think we probably want to use nova-manage to make the update:

sudo nova-manage cell_v2 list_cells

sudo nova-manage cell_v2 update_cell --cell_uuid 00000000-0000-0000-0000-000000000000 --database_connection mysql+pymysql://nova:6fz2bd5Npp8mpqmkPwzhbSHsmVkqYRjk@127.0.0.1/nova_cell0 --transport-url none:///