From: | Renaud Thonnart <thonnart(at)amwdb(dot)u-strasbg(dot)fr> |
---|---|
To: | Janning Vygen <vygen(at)planwerk6(dot)de> |
Cc: | "pgsql-general(at)postgresql(dot)org" <pgsql-general(at)postgresql(dot)org> |
Subject: | Re: table inheritance |
Date: | 2001-05-14 06:59:59 |
Message-ID: | 3AFF826F.181F32BB@amwdb.u-strasbg.fr |
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Lists: | pgsql-general |
Thanks for your help Janning !
Renaud THONNART
Janning Vygen wrote:
> Am Sonntag, 13. Mai 2001 15:28 schrieb Renaud Thonnart:
> > Hi!
> >
> > Could someone give me a easy example of creating and using table
> > inheritance?
>
> lokk in the tutorial shipped with postgres:
> Chapter 6. Advanced Postgres SQL Features (advanced.htm)
>
> -- from postgres tutorial ---
> Inheritance
>
> Let's create two classes. The capitals class contains state capitals which
> are also cities. Naturally, the capitals class should inherit from cities.
>
> CREATE TABLE cities (
> name text,
> population float,
> altitude int -- (in ft)
> );
>
> CREATE TABLE capitals (
> state char(2)
> ) INHERITS (cities);
>
> [.....]
>
> janning
>
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