Deeper investigation shows that similar issue exists for delete_subnet [1] and delete_network [2] in db_base_plugin_v2:
[1] https://github.com/openstack/neutron/blob/98c93a050b56bb5425d0b18456a20cf35a4ff449/neutron/db/db_base_plugin_v2.py#L856 [2] https://github.com/openstack/neutron/blob/98c93a050b56bb5425d0b18456a20cf35a4ff449/neutron/db/db_base_plugin_v2.py#L377
Deeper investigation shows that similar issue exists for delete_subnet [1] and delete_network [2] in db_base_plugin_v2:
[1] https:/ /github. com/openstack/ neutron/ blob/98c93a050b 56bb5425d0b1845 6a20cf35a4ff449 /neutron/ db/db_base_ plugin_ v2.py#L856 /github. com/openstack/ neutron/ blob/98c93a050b 56bb5425d0b1845 6a20cf35a4ff449 /neutron/ db/db_base_ plugin_ v2.py#L377
[2] https:/