**** CubicPower OpenStack Study ****
def upgrade(active_plugins=None, options=None):
if not migration.should_run(active_plugins, migration_for_plugins):
return
op.create_table(
'cisco_provider_networks',
sa.Column('network_id', sa.String(length=36), nullable=False),
sa.Column('network_type', sa.String(length=255), nullable=False),
sa.Column('segmentation_id', sa.Integer(), nullable=False),
sa.ForeignKeyConstraint(['network_id'], ['networks.id'],
ondelete='CASCADE'),
sa.PrimaryKeyConstraint('network_id')
)
**** CubicPower OpenStack Study ****
def downgrade(active_plugins=None, options=None):
if not migration.should_run(active_plugins, migration_for_plugins):
return
op.drop_table('cisco_provider_networks')