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Re: Oracle Database migration from 8i to 9i

From: Burt Peltier <burttemp1ReMoVeThIs_at_bellsouth.net>
Date: Sat, 4 Oct 2003 03:03:15 -0500
Message-ID: <P9vfb.11287$wC1.3018@bignews3.bellsouth.net>


Make sure you don't miss any public synonyms, public db links, or roles. These will not be exported with a user-level export.

The 20Gig size should be ok for this method (exp/imp). Larger databases might need to use other methods already posted by others.

-- 
"Wade Chy" <wchy65_at_yahoo.com> wrote in message
news:4fad73ef.0310011218.64c50c1c_at_posting.google.com...

> Hi All,
> I have been assigned to migrate a 8i database to a new 9i database.
> The current 8i server is on W2K with 1GB memory. The new 9i server is
> on a W2K3 with 6GB memory. There's about 20 GB data in 2 schemas.
> Here's my plan:
>
> 1. Install the Oracle 9.0.2
> 2. Create a new database instance in the 9i server using the DBCA.
> 3. Export the 2 schemas from the 8i server and split the dmp file to
> 2GB files during off hours.
> 4. Ftp the dump files over to the new server during off hours.
> 5. Import the dmp files to the new 9i database.
>
> This new 9i server will be running along the 8i server for some time
> while the applications are tested before promoted to production. So I
> will have some time to monitor and make changes as required in test
> env.
>
> My question is what's the downside to this plan if any? What sort of
> problem I could face during the installation process? What sort of
> problem I could face with VLM(6GB Memory)? I am going through the
> installation guide now and found that 9i support VLM. Your feedback
> and installation / migration experience will be greatly appreciated.
> TIA
>
> Wade Chy
Received on Sat Oct 04 2003 - 03:03:15 CDT

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