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help / color / mirror / Atom feedFrom: Simon Connah <[email protected]>
To: David G. Johnston <[email protected]>
Cc: pgsql-novice <[email protected]>
Subject: Re: Using "object orientated" tables?
Date: Wed, 11 May 2022 01:51:49 +0000
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------- Original Message -------On Wednesday, May 11th, 2022 at 02:43, David G. Johnston <[email protected]> wrote:
> On Tue, May 10, 2022 at 6:33 PM Simon Connah <[email protected]> wrote:
>
> > Hi,
> >
> > I was wondering what the community thought of using table inheritance in PostgreSQL? Is it considered bad practice these days?
> >
> > Basically, I have a users table and every user has a unique, not null UUID which is used as the primary key. There are only three columns on the table. User ID, Username, Email.
> >
> > Having said that I'll have to store data about them which I don't want to do in one massive table as it would be ugly as hell. So what I want is my main user's table to stick to three columns and then sub-tables which inherit from it to add their own column? So for instance I might want to store an account balance for people making money on my site.
> >
> > Hopefully, I've managed to explain what I mean properly. If you need any extra information then let me.
>
>
> I wouldn't use inheritance, especially since I do not want to carry around copies of Username and Email. Having a "core data" users table then adding additional one-to-one related tables based upon application needs is quite common.
> David J.
Thank you for your reply. That makes more sense. I'll eventually get the hang of things!
Simon.
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Subject: Re: Using "object orientated" tables?
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