From: | Nabil Sayegh <postgresql(at)e-trolley(dot)de> |
---|---|
To: | idefix(at)goforit(dot)de |
Cc: | pgsql-novice <pgsql-novice(at)postgresql(dot)org> |
Subject: | Re: RI / foreign key on VIEW |
Date: | 2004-02-08 14:02:45 |
Message-ID: | 40264185.9080504@e-trolley.de |
Views: | Raw Message | Whole Thread | Download mbox | Resend email |
Thread: | |
Lists: | pgsql-novice |
Idefix wrote:
> Well, you don't need to reference the VIEW (doesn't make sense anyway)
> but your OBJEKT table.
The idea was that
- only special objects (i.e. products) can be in the baskets
- only products that aren't yet expired can be in the baskets.
I agree, that basket should be an objekt, but due to compatibility reasons I'd
rather leave it as a special table.
> Further the Referencing should start from your OBJEKT table, so you
> could cascade through all tables without any problem.
>> --
>> -- This is the virtual product table
>> --
>> CREATE VIEW product AS SELECT * FROM objekt JOIN price USING
>> (id_objekt) LEFT OUTER JOIN expire USING (id_objekt) WHERE expire IS
>> NULL OR expire > now();
TFYH
--
e-Trolley Sayegh & John, Nabil Sayegh
Tel.: 0700 etrolley /// 0700 38765539
Fax.: +49 69 8299381-8
PGP : http://www.e-trolley.de
From | Date | Subject | |
---|---|---|---|
Next Message | kynn | 2004-02-08 17:04:54 | How to read data from a file? |
Previous Message | Nabil Sayegh | 2004-02-08 01:05:13 | Re: RI / foreign key on VIEW |