# This is a placeholder for Grizzly backports.
# Do not use this number for new Havana work.  New Havana work starts after
# all the placeholders.
#
# See https://blueprints.launchpad.net/nova/+spec/backportable-db-migrations
# http://lists.openstack.org/pipermail/openstack-dev/2013-March/006827.html


def upgrade(migrate_engine):
    pass


def downgrade(migration_engine):
    pass
