Re: [GENERAL] using ID as a key

search for oid and serial or sequence, referential or foreign key
in the doc or archive of this list. there are a lot lot very good
advices.



On Fri, 4 Feb 2000, sheila bel wrote:

> Hi,
>
> I'm new to data base design so please bare with me if my
> question is so basic..
> I'm designing a database, two of the tables are EMPLOYEES and
> AGENCIES. I need an ID for each of them. I would also need to
> have the agencyID in the EMPLOYEES table so that I can identify
> which agency they belong to something like a foreign key. I know
> postgreSQL does not support it so how do I implement this ?
> What kind of data type should I use for the ID ? In general I
> do not know how to implement IDs and use them as keys.
> I've read the user manual and a bit of the programmer's
> manual several times but haven't found anything that will
> apply to this situation.
>
> Please Help. Thank You.
>
> -Sheila
>
>
>
>
> ************
>