CREATE TABLE audit_log.ip_addresses
(
    ip_address_id bigint NOT NULL DEFAULT nextval('audit_log.ip_addresses_ip_address_id_seq'::regclass),
    address_client cidr,
    x_forwarded_for cidr,
    CONSTRAINT ip_addresses_pkey PRIMARY KEY (ip_address_id),
    CONSTRAINT address_uq UNIQUE (address_client, x_forwarded_for)
)