Re: migration

tralaala wrote:
> I have the following problem:
> The problem is to tranfer the whole database, SIZE cca 500Gb - 3,5TB , with
> minimum or NO downtime, if possible.
>
> From server: HP-UX with Oracle database server 8.x and 9.x
>
> To server: IBM_AIX with Oracle database server 8.x and 9.x (no DB upgrade)
>
> We have 15 critical Oracle DB servers
>
> II would love to know approximate downtime for this operation for a database
> of this size.
>
> We are searching for some people (companies) with expirience on similar
> cases who are willing to join our team.
>
> Thanks in advance for your response
>
> Best regards,
>
> dubravka.dulcic_at_combis.hr

How can we tell you downtime when we don't know the method you are going to use, the transfer speed of your network, or anything else about your operations.

In 10g I would expect to do it with essentially zero downtime.

-- 
Daniel A. Morgan
University of Washington
damorgan_at_x.washington.edu
(replace x with u to respond)
Puget Sound Oracle Users Group
www.psoug.org