Re: Can XA (failover/recovery) work with DataGuard?

From: Robert Klemme <>
Date: Wed, 30 Apr 2008 00:48:54 -0700 (PDT)
Message-ID: <>

On Apr 29, 9:58 pm, "" <> wrote:
> I got some authoritative info from a DataGuard PM:

"PM" == "Product Manager"?

> With physical standby, supporting distributed transactions should not
> be an issue - provided Max Availability or Max Protection is used
> (that ensures that the standby has all the changes associated with the
> distributed transaction). For logical standby, if the primary database
> (that participates in the distributed transaction) is RAC, and also in
> 11g, then logical standby doesn't support the distributed transaction
> if the underlying transactions are tightly coupled. The reason is that
> in 11g, tightly coupled transactions can span RAC instances, and
> logical standby doesn't support that yet.

Joe, thanks for the update!

Kind regards

robert Received on Wed Apr 30 2008 - 02:48:54 CDT

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