Re: compartmentalizing users

From: Bruce Momjian <pgman(at)candle(dot)pha(dot)pa(dot)us>
To: Bruno Wolff III <bruno(at)wolff(dot)to>
Cc: jwsacksteder(at)ramprecision(dot)com, pgsql-general(at)postgresql(dot)org
Subject: Re: compartmentalizing users
Date: 2004-03-03 14:16:56
Message-ID: 200403031416.i23EGuo22171@candle.pha.pa.us
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Bruno Wolff III wrote:
> On Fri, Feb 27, 2004 at 11:01:54 -0500,
> jwsacksteder(at)ramprecision(dot)com wrote:
> > Is there a way to segregate users by database or schema so that in a hosting
> > situation you could keep different customers apart? Otherwise, the
> > unpleasant alternative is to run separate instances of Postgres.
>
> Yes, but the separation isn't total. One solution would be to have a DB
> per user. However all users will still be able to see the shared
> system tables. This will allow them to see schema (DDL definitions)
> of other users. Though they won't be able to get at other user's
> data.

Take a look at the db_user_namespace option in postgresql.conf. It is
used for this purpose.

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