Re: schema inspection

Pgadmin is a good GUI interface if you want that same info, but pg_catalog is a better tool

-----Original Message-----
From: pgsql-sql-owner@postgresql.org [mailto:pgsql-sql-owner@postgresql.org] On Behalf Of Achilleus Mantzios
Sent: Thursday, March 16, 2006 9:45 AM
To: rcolmegna@tiscali.it
Cc: pgsql-sql@postgresql.org
Subject: Re: [SQL] schema inspection

O rcolmegna@tiscali.it έγραψε στις Mar 16, 2006 :

> Hi,
>
> supposing to have a small DB:
>
> TABLE a (
>   id SERIAL PRIMARY KEY
> );
>
> TABLE b (
>   id SERIAL PRIMARY KEY,
>   idA INTEGER NOT NULL REFERENCES a(id)
> );
>
> How can I inspect pg_schema/information_schema to "detect" the
> relation between "b" and "a" via "idB"?
>

pg_catalog.pg_constraint is your (only?) friend.

> TIA
> Roberto Colmegna
>
>
>
>
>
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--
-Achilleus


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