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Home -> Community -> Mailing Lists -> Oracle-L -> RE: Re: rollback gen
Hello,
In 7.3.4 this will not generate redo:
create table emp_temp unrecoverable as (select * from emp);
-- Chris J. Guidry P.Eng. ATCO Electric, Metering Services Phone: (780) 420-4142 Fax: (780) 420-3854 Email: chris.guidry_at_atcoelectric.comReceived on Fri Jul 13 2001 - 09:56:48 CDT
> -----Original Message-----
> From: Jon Walthour [SMTP:jonw_at_fuse.net]
> Sent: Thursday, July 12, 2001 10:46 AM
> To: Multiple recipients of list ORACLE-L
> Subject: RE: Re: rollback gen
>
>
>
> Nicholas:
>
> Some DDL (CTAS in particular and other commands that are not
> exclusively DDL) will generate rollback. The rollback is due
> to the data dictionary changes incurred in creating the new table
> and extent allocation. If you're not sure, check it out. Just
> do a simple test to confirm it.
>
> --
>
> Jon Walthour, OCDBA
> Oracle DBA
> Computer Horizons
> Cincinnati, Ohio
>
> >--- Original Message ---
> >From: Nicholas Tufar <nt_at_mail.yargitay.gov.tr>
> >To: Multiple recipients of list ORACLE-L <ORACLE-L_at_fatcity.com>
> >Date: 7/12/01 12:01:36 PM
> >
>
> >On Thu, 12 Jul 2001, kommareddy sreenivasa wrote:
> >
> >> will a ddl statement generate rollback.
> >>
> >> eg: create table or alter table or drop table ...
> >
> >As far as I know, no. DDL statements do not generate
> >rollback. You have to take a full backup after any DDL.
> >
> >--
> >Please see the official ORACLE-L FAQ: http://www.orafaq.com
> >--
> >Author: Nicholas Tufar
> > INET: nt_at_mail.yargitay.gov.tr
> >
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>
> --
> Please see the official ORACLE-L FAQ: http://www.orafaq.com
> --
> Author: Jon Walthour
> INET: jonw_at_fuse.net
>
> Fat City Network Services -- (858) 538-5051 FAX: (858) 538-5051
> San Diego, California -- Public Internet access / Mailing Lists
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-- Please see the official ORACLE-L FAQ: http://www.orafaq.com -- Author: Guidry, Chris INET: chris.guidry_at_atcoelectric.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).
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