Can you give me an example where this is so.  One of my external procedures is used to 
send a  page  should something go awry.  I ran a job to send the page; the sender of 
the page was the user who started the extproc listener and not "oracle".

Just to be perfectly clear, I am speaking of the operating system user and not of the 
database user.


Ian MacGregor
Stanford Linear Accelerator Center
[EMAIL PROTECTED]

-----Original Message-----
Sent: Tuesday, July 17, 2001 3:01 AM
To: Multiple recipients of list ORACLE-L


<<The external procedures run under the authority of the user which started
the listener that has the sid list entry for them.>>

This does not always seem to work. If you submit your external procedure
using dbms_job, for example, it will still run as Oracle.

Or at least that is my experience.

John  

> -----Original Message-----
> From: MacGregor, Ian A. [SMTP:[EMAIL PROTECTED]]
> Sent: 17 July 2001 00:41
> To:   Multiple recipients of list ORACLE-L
> Subject:      RE: Multiple Listeners
> 
> If you are using external procedures, the listener for them should be
> different as well.  The external procedures run under the authority of the
> user which started the listener that has the sid list entry for them.  If
> you place the entry in the main listener and that listener is initialized
> by oracle, the external procedures run with the authority of the oracle OS
> user.  Having a different listener which can be started by a less
> privileged account  allows the external procedures to run  with less
> authority.
> 
> Ian MacGregor
> Stanford Linear Accelerator Center
> [EMAIL PROTECTED]
> 
> -----Original Message-----
> Sent: Monday, July 16, 2001 4:01 PM
> To: Multiple recipients of list ORACLE-L
> 
> 
> Mladen,
> 
>     I can think of numerous reasons to have multiple listeners.  For
> example, imagine a server with several databases where you sometimes
> wanted to restrict outside access on just one database.  Meanwhile still
> allowing local users on that server to access that particular database.
> In this case restricted mode wouldn't work, and downing the listener
> would restrict remote access to all the databases.  With multiple
> listeners you could shutdown the listener for just that database.
> Outside users would then be unable to connect, but local users would
> still be able to work.  The other databases would continue as usual...
>    Another example, Veritas Cluster, is the reason I use multiple
> listeners.  You need to be able to failover the listener for just one
> database, not all of them!
> 
> Alan
> 
> -----Original Message-----
> Sent: Monday, July 16, 2001 4:21 PM
> To: Multiple recipients of list ORACLE-L
> 
> 
> It is possible to define 3 listeners on 3 different ports, each one
> serving another database, but why would you do dat? You have 3 little
> databases and one big bad listener whichs huffs and puffs and connects 
> your clients to the instance of their choice. What would you benefit
> from
> having 3 listeners?
> 
> > -----Original Message-----
> > From: Edward W. Carr [mailto:[EMAIL PROTECTED]]
> > Sent: Monday, July 16, 2001 5:42 PM
> > To: Multiple recipients of list ORACLE-L
> > Subject: Multiple Listeners
> > 
> > 
> > Hello All,
> > 
> > I am currently running Oracle 816 64bit on a Solaris 8 box.  
> > I have three
> > databases on the system with one LISTENER for all of them.  
> > Is it possible
> > to configure multiple listeners, one for each database?  We 
> > have tried in
> > the past with no success... If there is a document on the web 
> > somebody could
> > point me to, that would be great!  I have searched for one 
> > but must not be
> > searching correctly.
> > 
> > TIA,
> > ----------------------------------------------
> > Edward W. Carr
> > UNIX Systems Administrator
> > Qwest Communications
> > Broadband Services Inc.
> > 
> > 
> -- 
> Please see the official ORACLE-L FAQ: http://www.orafaq.com
> -- 
> Author: Gogala, Mladen
>   INET: [EMAIL PROTECTED]
> 
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