create table person (id bigint),
               version bigint not null,
               primary key (id))

create table address (id bigint),
               person_id bigint not null,
               primary key (id))

class Person{

static hasMany = [
        addresses: Address
]

}


class Address{

Address address

}

class Person{

static hasMany = [addresses: Address]
}

class Address{

static belongsTo = [person : Person]
}