--
-- acs_event__party_unmap/2
--
create or replace function acs_event__party_unmap(
  integer,
  integer
) returns int4 as $$

declare
       party_unmap__event_id    alias for $1;
       party_unmap__party_id    alias for $2;
begin
       delete from acs_event_party_map
       where  event_id = party_unmap__event_id
       and    party_id = party_unmap__party_id;

       return 0;

end;$$ language plpgsql;