Re: User Context Variables - Mailing list pgsql-novice

From Keith Worthington
Subject Re: User Context Variables
Date
Msg-id 42D90042.6000808@NarrowPathInc.com
Whole thread Raw
In response to User Context Variables  (Shawn Garbett <shawn_garbett@yahoo.com>)
List pgsql-novice
Shawn Garbett wrote:
> I need to trap some audit information in PostgreSQL.
> Currently we have it working Oracle and it stores the
> authenticated user in the sys_context so that a
> trigger just does a "select userenv('client_info')
> from dual;" and all the necessary magic is handled.
> The reasons for this are complex, it involves
> connection pooling, detached web sessions, etc. It's a
> very elegant solution when using Oracle.
>
> I'm having trouble figuring out how to do it in
> PostgreSQL. So what I need is a way to save a single
> value in a connection for a set of triggers to use
> that is only valid during a transaction. A place to
> store a user variable like sys context would work, a
> temporary table would work, or some mysterious
> function that did the equivalent would work. I can't
> figure out if these are possible under PostgreSQL.
>
> Shawn

Shawn,

How about using current_user and session_user?

http://www.postgresql.org/docs/8.0/interactive/functions-info.html

--
Kind Regards,
Keith

pgsql-novice by date:

Previous
From: Lola Lee
Date:
Subject: Preserving Timestamp Information
Next
From: Tom Lane
Date:
Subject: Re: Preserving Timestamp Information