Downgrade tetap bisa dilakukan selama nilai parameter COMPATIBLE-nya 
sesuai.

Misal, di database 8.1.6, settingan parameter 
COMPATIBLE=8.1.0
atau
COMPATIBLE=8.1.5

Maka seluruh database files (datafiles, controlfiles, redolog 
files, ...) masih bisa dipakai di software oracle 8.1.5.

Tip:
Upgrade dgn menggunakan DBUA (Upgrade Assistant)

Direct upgrade ke 10G:
9.2.0, 9.0.1, 8.1.7, 8.0.6

In-Direct upgrade ke 10G:
8.1.6, 8.1.5, 8.0.5, 8.0.4, 8.0.3, 7.3.4
(harus diupgrade dulu ke versi yg support utk direct upgrade)

CMIIW,

Bowo


--- In [email protected], "Anang Rahmadyan" <[EMAIL PROTECTED]> 
wrote:
>
> Stahu saya ndak bisa.  karena down grade.  jadi caranya :
> 1. Dari Oracle versi 8.1.5 buat tns ke Oracle 8.1.6.
> 2. Dari 8.1.5 Export data Oracle 8.1.6.  c:/>Exp 
System/[EMAIL PROTECTED] owner=user_8.1.6 file=c:\oracle_8_1_6.DMP
> 3.  Setelah itu buat structure data yang sama dengan 8.1.6 di 
8.1.5 (Username,Tablespace data,index) dan import file dmp tadi.
> Mungkin pak Julius punya solusi yang lebih baik.!  mohon hubungi 
juga beliau
> 
>   ----- Original Message ----- 
>   From: Bambang Subekti 
>   To: [email protected] 
>   Sent: 20 February 2006 0:03
>   Subject: Re: [indo-oracle] Migrate/Update 8.1.6 -> 10g or 8.1.6 -
> 8.1.5
> 
> 
>   Terimakasih Pak Anang atas replynya,
>   Saya maksudkan copy file (datafiles, controlfiles, 
redologfiles,init.ora) disini adalah dari Oracle 8.1.6 (NT) ke 8.1.5 
(Windows 2000) [oraclenya downgrade] bukan ke Linux, setelah itu 
baru dari 8.1.5 (W2K) saya export dan import ke Oracle 10g (Linux).
>   Saya ngak tahu apa perbedaanya 8.1.6 dan 8.1.5. Apakah kalau 
saya copy (datafiles, controlfiles, redologfiles,init.ora) akan 
jalan di Oracle 8.1.5 ? Kalo cara export import apa bisa juga? 
Karena ini Oraclenya downgrade walaupun OSnya masih Windows juga.
> 
>   Ada yang bisa kasih pencerahan.
>     ----- Original Message ----- 
>     From: Anang Rahmadyan 
>     To: [email protected] 
>     Sent: Monday, January 24, 2005 1:04 PM
>     Subject: Re: [indo-oracle] Migrate/Update 8.1.6 -> 10g or 
8.1.6 -> 8.1.5
> 
> 
>     Pak Bambang...
>     setahu saya kayaknya gak bisa copy file, karena format file 
dari Windows Nt dan linux tidak sama.  Saya pernah mengalami hal 
demikian, tapi kasusnya mungkin agak beda. Yakni dari Oracle 7.3.4 
Win Nt migrasi ke Oracle 8.1.7 ke Linux.
>     Nah waktu itu karena saya pikir datanya gak terlalu besar 
(Kurang Lebig 4GB - DMP), maka saya ambil alternatif untuk 
Export/Import. Yakni dengan jalan :
>     1.  Saya buat Tns Name Dari Linux Ke Winnt untuk mengakses 
Oracle Versi 7.3.4.
>     2.  Dengan menggunakan Linux saya export data base (DMP) 
sehingga saya daper backup dmp versi linux.
>     3. Saya buat struktur yang sama dengan di Winnt, (Tablespace 
Name).
>     4. Buat User dengan privilage yang sama.  (Lebih dari satu 
user).
>     5.  Kemudian saya import.
>     Sejauh ini berhasil.
>       ----- Original Message ----- 
>       From: Bambang Subekti 
>       To: [email protected] 
>       Sent: 16 February 2006 17:42
>       Subject: [indo-oracle] Migrate/Update 8.1.6 -> 10g or 8.1.6 -
> 8.1.5
> 
> 
>       Hallo para Oracle Mania,
> 
>       Saya ada pertanyaan mengenai migration/update database.
> 
>       Source DB : Oracle 8.1.6
>       Flatform : Windows NT - Compaq
> 
>       Target DB : Oracle 10G Standard Edition One
>       Flatform : Redhat Linux 3.0 - Primergy Fujitsu Siemen
> 
>       Ada berapa cara untuk memindahkan Database dara Source DB ke 
Target DB?
>       Yang saya tahu bisa pake Database Upgrade Assistant, Export 
Import atau manual (SQL script).
>       Mana yang paling mudah dan direkomendasikan? Ada yang 
dokumentasinya selain dari Oracle Documentation?
> 
>       Kalau seandainya saya mau pake Temporary Database (8.1.5) 
sebagai Target DB yang nantinya dari Temporary ini saya mau migrate 
datanya ke 10g. Apakah bisa dilakukan copy datafiles (bukan pake 
export/import) dari Source DB ke Temporary DB ?
> 
>       Source DB : Oracle 8.1.6
>       Flatform : Windows NT - Compaq
> 
>       Target DB : Oracle 8.1.5 (Temporary DB) 
>       Flatform : Windows NT/2000 - Intel Base PC
> 
>       8.1.6 => 8.1.5 => bisa copy datafiles saja ?
> 
>       Final Target DB : Oracle 10G Standard Edition One
>       Flatform : Redhat Linux 3.0 - Primergy Fujitsu Siemen
> 
>       Saya pake 8.1.5 sebagai Temporary DB karena tidak punya 
media (CD) utk yg 8.1.6. 
>       Atau ada yang mau minjemin/copy CD nya? 
>       Atau kalau mau download dimana?
> 
>       Terimakasih,
>       Bambang S
> 
>       [Non-text portions of this message have been removed]
> 
> 
> 
> 
> 
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