You can create new migration using "neutron-db-manage revision -m 'desc' --expand/--contract" depends in what changes do you want to do in migration expand - add something, contract - delete or modify. More information - http://docs.openstack.org/developer/neutron/devref/alembic_migrations.html On Tue, Nov 3, 2015 at 1:52 PM, Zhi Chang <changzhi at unitedstack.com> wrote: > Hi, all > Now, I should make some database model definitions if I want to > upgrade db. And a database migration script will generated when I run "neutron-db-manage > revision -m "description of revision" --autogenerate". The database will > upgraded when run "neutron-db-manage upgrade head". > I want to upgrade db and I plan to write db migration scripts manually > instead of change database model definitions. Is there some ways to realize > it? > Does anyone have some good ideas? > > Thanks > Zhi Chang > > __________________________________________________________________________ > OpenStack Development Mailing List (not for usage questions) > Unsubscribe: OpenStack-dev-request at lists.openstack.org?subject:unsubscribe > http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-dev > > -- Regards, Ann Kamyshnikova Mirantis, Inc -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.openstack.org/pipermail/openstack-dev/attachments/20151103/2c58e673/attachment.html>