Could you post your create table statement?
It should be something like:
CREATE TABLE relation_person_car(
personID int 11 NOT NULL,
carID int 11 NOT NULL,
PRIMARY KEY (personID,carID)
);
> -----Original Message-----
> From: Alliax [mailto:[EMAIL PROTECTED]]
> Sent: Saturday, December 14, 2002 9:16 AM
> To: Adolfo Bello; [EMAIL PROTECTED]
> Subject: RE: BEGINNER: in mysql, better to do 1 table for one
> relationship, even with a one to one relation ?
>
>
> Hello,
> I've tried your way, but my SQL reports error, that I have
> specified more than ONE primary key, so I can't do the
> primary key on both fields. Is that a mySQL 3.X limitation ?
> My tables are ISAM. Following your advice, I've deleted the
> relation_person_carID, so only cardID and personID are left i
> nthe table, with no primary key. Is it a good idea, and is it
> safe, not to have a primary key ?
>
> Cheers,
> Damien COLA
>
> > -----Message d'origine-----
> > 3) table relation_person_car
> > personID int 11
> > carID int 11
> > PRIMARY KEY (personID,carID)
>
> > > something like :
> > > table relation_person_car
> > > relation_personID primary int 11 autoincrement
> > > personID int 11
> > > carID int 11
>
>
>
>
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