From: | Alex Pilosov <alex(at)acecape(dot)com> |
---|---|
To: | Markus Wagner <wagner(at)imsd(dot)uni-mainz(dot)de> |
Cc: | pgsql-interfaces <pgsql-interfaces(at)postgresql(dot)org>, "pgsql-sql(at)postgresql(dot)org" <pgsql-sql(at)postgresql(dot)org> |
Subject: | Re: [SQL] distinguishing different database connections |
Date: | 2001-06-22 11:57:10 |
Message-ID: | Pine.BSO.4.10.10106220756200.29168-100000@spider.pilosoft.com |
Views: | Raw Message | Whole Thread | Download mbox | Resend email |
Thread: | |
Lists: | pgsql-interfaces pgsql-sql |
You can use backend's PID from a trigger, it is unique.
On Fri, 22 Jun 2001, Markus Wagner wrote:
> Hi,
>
> can I access information on the current connection from within a trigger
> function?
> I need to identify different server connections somehow. Something like
> a "connection id" would be enough.
>
> The background:
>
> When a user starts a frontend application (NT, Access) he starts a new
> connection to our Linux database server. But for all users the "postgres
> user" is the same, since the ODBC connection is hard linked into the
> application. The problem is that we need the NT user name within our
> trigger (C) functions.
>
> The idea:
> Let's execute a function "logon" whenever an instance of the application
> is started. This function will get the NT user name as a parameter. It
> will recognize the current connection id and it would store the pair
> (connection id, NT user name) in a table. Then, whenever some trigger
> needs to know the user name (for logging actions), it could lookup the
> user name with the current connection id.
>
> Can we do this? Please help.
>
> Thank you very much,
>
> Markus
>
> ---------------------------(end of broadcast)---------------------------
> TIP 2: you can get off all lists at once with the unregister command
> (send "unregister YourEmailAddressHere" to majordomo(at)postgresql(dot)org)
>
>
--
--
Alex Pilosov | http://www.acedsl.com/home.html
CTO - Acecape, Inc. | AceDSL:The best ADSL in Bell Atlantic area
325 W 38 St. Suite 1005 | (Stealth Marketing Works! :)
New York, NY 10018 |
From | Date | Subject | |
---|---|---|---|
Next Message | Eduardo Kotujansky | 2001-06-22 12:56:29 | tutorial java + postgresql |
Previous Message | Christof Glaser | 2001-06-22 08:38:39 | Re: [SQL] distinguishing different database connections |
From | Date | Subject | |
---|---|---|---|
Next Message | Markus Bertheau | 2001-06-22 12:06:32 | select tbl1.attr1, number of tuples where tbl2.attr1=tbl1.attr1 |
Previous Message | Richard Huxton | 2001-06-22 10:51:05 | Re: pl/pgsql question (functions) |