CREATE TABLE t_gazeta (
       nr int unsigned not null,
       rok char(100) not null,
       dzien date not null,
       UNIQUE KEY nr (nr) );
CREATE TABLE t_mutacje (
        id int unsigned not null auto_increment,
        mutacja char(10) not null,
        UNIQUE KEY id (id) );
CREATE TABLE t_dodatki (
        id int unsigned not null auto_increment,
        nazwa char(100) not null,
        id_mutacja int,
        UNIQUE KEY id (id),
        FOREIGN KEY (id_mutacja) REFERENCES mutacje(id) ON UPDATE CASCADE ON DELETE RESTRICT );
CREATE TABLE t_dzialy (
        id int unsigned not null,
        nazwa char(50) not null,
        UNIQUE KEY id (id) );
CREATE TABLE t_wiadomosci (
        id int not null auto_increment,
        nadtytul varchar(200),
        tytul varchar(100) not null,
        tresc text not null,
        ramka text not null,
        autor varchar(100),
        zdjecie text,
        priorytet tinyint default 0,
        id_user_dodal int not null,
        id_user_zmienil int not null,
        data_dodal timestamp not null,
        data_zmienil timestamp not null,
        id_mutacja int not null,
        id_dodatek int not null,
        id_dzial int not null,
        UNIQUE KEY id (id),
        FOREIGN KEY (id_user_dodal, id_user_zmienil) REFERENCES users(id, id) ON UPDATE CASCADE ON DELETE RESTRICT,
        FOREIGN KEY (id_mutacja) REFERENCES mutacje(id) ON UPDATE CASCADE ON DELETE RESTRICT,
        FOREIGN KEY (id_dodatek) REFERENCES dodatki(id) ON UPDATE CASCADE ON DELETE RESTRICT,
        FOREIGN KEY (id_dzial) REFERENCES dzialy(id) ON UPDATE CASCADE ON DELETE RESTRICT );
CREATE TABLE t_users (
        id int not null auto_increment,
        nazwa char(50),
        haslo char(100),
        UNIQUE KEY id (id) );

CREATE TABLE t_gazeta (
[...]
       rok char(100) not null,
       dzien date not null,