Oracle FAQ Your Portal to the Oracle Knowledge Grid
HOME | ASK QUESTION | ADD INFO | SEARCH | E-MAIL US
 

Home -> Community -> Mailing Lists -> Oracle-L -> Re: resetting sequence numbers

Re: resetting sequence numbers

From: Jared Still <jkstill_at_cybcon.com>
Date: Fri, 05 Jul 2002 07:33:50 -0800
Message-ID: <F001.004904DD.20020705073350@fatcity.com>


On Friday 05 July 2002 07:23, Mercadante, Thomas F wrote:
> Larry,
>
> I'm not as good as Jared, but maybe a little faster! Check the function
> below out:

Faster? I published this 2 years ago. ;)

Jared

>
> CREATE OR REPLACE FUNCTION Reset_Seq(in_seq_name IN VARCHAR2) RETURN NUMBER
> IS
>
> current_value NUMBER;
> TYPE refRS IS REF CURSOR;
> p_refRS refRS;
> select_str VARCHAR2(300) := 'select ' || in_seq_name || '.nextval from
> dual';
>
> BEGIN
>
> SELECT last_number
> INTO current_value
> FROM USER_SEQUENCES
> WHERE sequence_name = UPPER(in_seq_name);
>
> EXECUTE IMMEDIATE 'ALTER SEQUENCE ' || in_seq_name ||
> ' INCREMENT BY ' || (current_value-1) * -1;
>
> OPEN p_refRS FOR
> select_str;
> FETCH p_refRS INTO current_value;
> CLOSE p_refRS;
>
> EXECUTE IMMEDIATE 'ALTER SEQUENCE ' || in_seq_name || ' INCREMENT BY 1';
>
> RETURN 1;
>
> END;
>
>
>
> Tom Mercadante
> Oracle Certified Professional
>
>
> -----Original Message-----
> Sent: Friday, July 05, 2002 9:19 AM
> To: Multiple recipients of list ORACLE-L
>
>
> Jack,
>
> But then you have to redo grants, any invalidations. No big deal
> automating. But if you set the increment to a negative to take you right
> back down to zero, then set the increment to 1 (or whatever it was), there
> you go, no dropping the sequence.
>
> 10 to 1 odds Jared posts a nice little script that automates this second
> approach ;-)
>
> Regards,
>
> Larry G. Elkins
> elkinsl_at_flash.net
> 214.954.1781
>
> > -----Original Message-----
> > From: root_at_fatcity.com [mailto:root_at_fatcity.com]On Behalf Of Jack Silvey
> > Sent: Friday, July 05, 2002 8:03 AM
> > To: Multiple recipients of list ORACLE-L
> > Subject: Re: resetting sequence numbers
> >
> >
> > drop sequence, recreate sequence, rinse, repeat.
> >
> > Jack
> >
> > --- "Malik, Fawzia" <Fawzia.Malik_at_bskyb.com> wrote:
> > > Hi,
> > >
> > > Is there a way of resetting sequence numbers back to
> > > zero???The application
> > > we have needs to have the sequence numbers reset...
> > >
> > > Thanks in advance
> > >
> > > Rgds
> > >
> > > Fawzia
> >
> > **********************************************************************
> >
> > > Information in this email is confidential and may be
> > > privileged.
> > > It is intended for the addressee only. If you have
> > > received it in error,
> > > please notify the sender immediately and delete it
> > > from your system.
> > > You should not otherwise copy it, retransmit it or
> > > use or disclose its
> > > contents to anyone.
> > > Thank you for your co-operation.
> >
> > **********************************************************************
> >
> > > --
> > > Please see the official ORACLE-L FAQ:
> > > http://www.orafaq.com
> > > --
> > > Author: Malik, Fawzia
> > > INET: Fawzia.Malik_at_bskyb.com
> > >
> > > Fat City Network Services -- (858) 538-5051 FAX:
> > > (858) 538-5051
> > > San Diego, California -- Public Internet
> > > access / Mailing Lists
> >
> > --------------------------------------------------------------------
> >
> > > To REMOVE yourself from this mailing list, send an
> > > E-Mail message
> > > to: ListGuru_at_fatcity.com (note EXACT spelling of
> > > 'ListGuru') and in
> > > the message BODY, include a line containing: UNSUB
> > > ORACLE-L
> > > (or the name of mailing list you want to be removed
> > > from). You may
> > > also send the HELP command for other information
> > > (like subscribing).
> >
> > __________________________________________________
> > Do You Yahoo!?
> > Sign up for SBC Yahoo! Dial - First Month Free
> > http://sbc.yahoo.com
> > --
> > Please see the official ORACLE-L FAQ: http://www.orafaq.com
> > --
> > Author: Jack Silvey
> > INET: jack_silvey_at_yahoo.com
> >
> > Fat City Network Services -- (858) 538-5051 FAX: (858) 538-5051
> > San Diego, California -- Public Internet access / Mailing Lists
> > --------------------------------------------------------------------
> > To REMOVE yourself from this mailing list, send an E-Mail message
> > to: ListGuru_at_fatcity.com (note EXACT spelling of 'ListGuru') and in
> > the message BODY, include a line containing: UNSUB ORACLE-L
> > (or the name of mailing list you want to be removed from). You may
> > also send the HELP command for other information (like subscribing).

-- 
Please see the official ORACLE-L FAQ: http://www.orafaq.com
-- 
Author: Jared Still
  INET: jkstill_at_cybcon.com

Fat City Network Services    -- (858) 538-5051  FAX: (858) 538-5051
San Diego, California        -- Public Internet access / Mailing Lists
--------------------------------------------------------------------
To REMOVE yourself from this mailing list, send an E-Mail message
to: ListGuru_at_fatcity.com (note EXACT spelling of 'ListGuru') and in
the message BODY, include a line containing: UNSUB ORACLE-L
(or the name of mailing list you want to be removed from).  You may
also send the HELP command for other information (like subscribing).
Received on Fri Jul 05 2002 - 10:33:50 CDT

Original text of this message

HOME | ASK QUESTION | ADD INFO | SEARCH | E-MAIL US