BEGIN; alter table device_port_wireless alter column ip set not null; alter table device_port_wireless alter column port set not null; alter table device_port_wireless add constraint device_port_wireless_pkey primary key (ip, port); alter table device_port_ssid alter column ip set not null; alter table device_port_ssid alter column port set not null; alter table device_port_ssid alter column bssid set not null; alter table device_port_ssid add constraint device_port_ssid_pkey primary key (ip, bssid, port); COMMIT;