Marcelo Pereira wrote:
>
> Hi All,
>
> I know it is a really single question, but I am without any
> reference... Does anyone can help me ?
>
> I have to tables (example): 'seller' and 'sells'
>
> seller:
>
> CodSeller | NameSeller
> ----------------------
> 1435 | Mark
> 2486 | Tim
>
> Sells:
>
> CodSell | CodSeller | Description
> ---------------------------------
> 001 | 1435 | xya sfaks
> 002 | 2486 | sdf sdfsd
>
> So, I can create seller like:
>
> create table seller (codseller integer, nameseller char(35));
>
> My question is how to create 'Sells' and link it with 'Seller', can I
> force delete cascades with this relation ?
How about:
create table seller (
codseller integer unique not null,
nameseller varchar(35) not null
);
create table sells (
codsell integer unique not null,
codseller integer references seller(codseller) on delete cascade,
description varchar(35) not null);
Hope that helps,
Mike Mascari
mascarm@mascari.com
>
> Thanks in Advance,
>
> See ya,
>
> Marcelo