Oracle FAQ | Your Portal to the Oracle Knowledge Grid |
Home -> Community -> Usenet -> c.d.o.server -> Re: SCN doesn't increment after DROP TABLE
Are you saying the DDL statements do not generate SCNs? What types of transactions generate SCNs?
In article <8glu1a$4a6$1_at_nnrp1.deja.com>,
Mark D Powell <markp7832_at_my-deja.com> wrote:
> In article <8gk2nb$qms$1_at_nnrp1.deja.com>,
> kal121_at_my-deja.com wrote:
> > How come DROP TABLE statements aren't recorded in the archive logs?
Or
> > rather, why isn't the SCN number incrementing after I do a DROP
TABLE?
> >
> > This information must be recorded somewhere - or else when you do
> > recovery, it wouldn't know to drop tables that had been previously
> > dropped!
> >
> Just because Oracle apparently does not update the scn number for a
> drop table operation does not mean that the DDL has not been recorded
> in the redo log from which all recovery originates. After all when
you
> drop a table some information is written to rollback and rollback is
> written to redo and it would be the scn number of the last update to
> the table that would be important in a recovery to a time prior to the
> drop.
> --
> Mark D. Powell -- The only advice that counts is the advice that
> you follow so follow your own advice --
>
> Sent via Deja.com http://www.deja.com/
> Before you buy.
>
Sent via Deja.com http://www.deja.com/
Before you buy.
Received on Fri May 26 2000 - 00:00:00 CDT