Re: Working example of TAF for RAC with DATAGUARD

From: Dan Norris <>
Date: Thu, 11 Sep 2008 08:15:44 -0500
Message-ID: <>

You might also review the information in these whitepapers--I found them to be very helpful in a similar situation to yours:

There are a lot of similar papers at


Yechiel Adar wrote:
> Hello Steve
> You can achieve this using two address lists.
> my-database =
> (address_list = rac with failover and load balancing)
> (address_list= DG)
> Sql net will try the first address list and if it can not connect to
> any of the addresses it will use the second address list.
> See oracle net services reference 10.2, chapter 6.
> Adar Yechiel
> Rechovot, Israel
> steve montgomerie wrote:
>> Good morning,
>> I'm guessing / hoping it's possible to configure tnsnames to connect
>> to the VIP's on the cluster
>> with a failover entry for the standby sites. Does anyone have a
>> working example of how this might be done?
>> I have failover working on the cluster fine it's just the DG part
>> that is throwing me for a loop. Ideally
>> I'd like to switchover to the standby with no changes to the
>> application server tnsnames files.

Received on Thu Sep 11 2008 - 08:15:44 CDT

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