The nova_cell0 database is created here by devstack:
https://github.com/openstack-dev/devstack/blob/8fe48af1625cd2deca496de81dd72573e78b3ef2/lib/nova#L709
I'm assuming you have the n-api service enabled?
The nova_cell0 database is created here by devstack:
https:/ /github. com/openstack- dev/devstack/ blob/8fe48af162 5cd2deca496de81 dd72573e78b3ef2 /lib/nova# L709
I'm assuming you have the n-api service enabled?