create table policy
(
    id                             serial        not null,
    person_id                      integer       not null,
    policy_number                  varchar(10),
    created_at                     timestamp     not null default now(),
    updated_at                     timestamp,
    constraint primary_key_policy  primary key (id),
    constraint foreign_key_policy_person
        foreign key (person_id) references person(id)
);
