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Re: Abort in Oracle

From: Martin Haltmayer <Martin.Haltmayer_at_0800-einwahl.de>
Date: 2000/04/13
Message-ID: <38F5B56D.737EF305@0800-einwahl.de>#1/1

The break is an exception ORA-01013 itself. So you catch and discard your own break.

Martin

Pasi Matilainen wrote:
>
> Hi,
>
> I'd like to find a correct and reliable way to abort current operation
> in Oracle and terminate a session. (Oracle8)
> I've tested BREAK (OCIBreak()/Ctrl-C/...) and KILL (Alter system kill
> session...)
> but they don't seem to provide a reliable termination.
>
> The action performed by BREAK and KILL vary from situation to situation.
> Here what I had:
>
> 1.
> ----------------------------
> begin
> loop
> null; --BREAK
> end loop;
> end;
> ----------------------------
> Both BREAK and KILL work.
>
> 2.
> ----------------------------
> begin
> raise no_data_found;
> exception
> when others then
> loop
> null; --BREAK
> end loop;
> end;
> ----------------------------
> While in exception handling block BREAK has no effect.
> KILL in this example can't terminate a session. In v$session it will
> be shown marked as "KILLED".
>
> 3.
> ----------------------------
> begin
> execute immediate 'begin loop null; end loop; end;'; -- BREAK
> end;
> ----------------------------
> BREAK can't abort executing dynamic PL/SQL
> Only KILL can terminate such a session.
>
> 4.
> ----------------------------
> begin
> execute immediate 'begin loop null; end loop; end;'; -- BREAK
> exception when others then
> loop null; end loop;
> end;
> ----------------------------
> BREAK wouldn't work
> KILL wouldn't terminate such a session. Once execution is in the
> exception handling block KILL has not effect. Session is being marked
> as "KILLED" but keeps on working.
>
> Is there a way to get rid of these "KILLED" sessions.
>
> Are there any rules of using BREAK and KILL?
>
> I would appreciate any information on the subject, sample codes in PL/SQL
> and OCI.
> Maybe you can point me to some site on the web where I can find such
> information.
>
> Thanks in advance,
> Denis
>
> ---NOTE: DO NOT REPLY DIRECTLY TO ME, CUZ I'M POSTING THIS FOR A FRIEND---
>
> --
> ------
> Pasi Matilainen Student of Information Systems Science
> tel. +xxx-yy-zzzzzzz Faculty of Information Technology
> http://www.jyu.fi/~pasi/ University of Jyväskylä, Finland
> -- Sinustakin voi tulla Akateemikko @ http://akatemia.sby.abo.fi/ --
Received on Thu Apr 13 2000 - 00:00:00 CDT

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