Andrey, I assume, version < 9.x of the database?(if i'm wrong let me 
know and we can talk about 9i features of data guard).

How about a job(via dbms_job) to do what you want?

joe


Andrey Bronfin wrote:

>Dear gurus !
>It's either a Sunday's dead brain or ......
>Is there an init.ora parameter to force redo logs switch every 3 minutes or
>so ?
>( the reason is that I need frequent log switches in order for the standby
>database to pickup changes frequently , i.e. to be "almost" in sync with the
>primary DB. And, off course, issuing "alter system switch logfile" in the
>application is not feasible ) 
>Now, i only found parameters related to the frequency of the CHECKPOINTs and
>not log switches.
>Any help , please ...
>
>
>DBAndrey
>
>* 03-9254520
>* 058-548133
>* mailto:[EMAIL PROTECTED]
>
>
>
>
>  
>

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