-- -- acs_mail_body__body_p/1 -- create or replace function acs_mail_body__body_p( integer ) returns bool as $$ declare p_object_id alias for $1; v_check_body_id integer; begin select count(body_id) into v_check_body_id from acs_mail_bodies where body_id = p_object_id; if v_check_body_id <> 0 then return 't'; else return 'f'; end if; end; $$ language plpgsql;