CREATE OR REPLACE FUNCTION sch."proc"(pid integer, pfrom character varying, pto character varying)
  RETURNS void AS
$BODY$
declare
    upd record;
begin

    SELECT * INTO upd FROM sch."Tbl" WHERE id = pid and pname = pfrom;
    IF NOT FOUND THEN
        RAISE EXCEPTION 'No item found with id % and name %. Quitting.', pid, pfrom;
    ELSE
        RAISE NOTICE 'Item found, everythink ok';
    END IF;

    upd.name := pto;

    insert into server."Tbl" select (upd).*;

end
$BODY$
  LANGUAGE plpgsql VOLATILE
  COST 100;