Re: Anyway to estimate how much space flashback logs space will be needed in 11.2.0.4?

On Thu, Jul 6, 2017 at 12:52 PM, Dba DBA <oracledbaquestions_at_gmail.com> wrote:

> If I make a guaranteed restore point for a specific point in time. If the
> DB generates archivelog, is there a way to estimate how much space will be
> needed? We have limited space and may need to backout a build coming. The
> build includes a data migration. One option is to take a backout and
> restore from backup. The other options is a guaranteed restore point. The
> migration scripts are done by a whole other group. I have no idea how much
> archivelog will be generated.
>

From my notes, see:

How To Calculate the Size of the Generated Flashback Logs (Doc ID 761126.1) http://blog.oracle-ninja.com/wp-content/uploads/2012/05/13445-pedregalcolvin-514442.pdf https://docs.oracle.com/cd/E11882_01/backup.112/e10642/flashdb.htm#BRADV71000

 Thanks,

Andy K

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