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Re: Incremental backup with Oracle 8i

From: Connor McDonald <connor_mcdonald_at_yahoo.com>
Date: Wed, 08 Sep 1999 18:55:13 +0800
Message-ID: <37D64091.63D8@yahoo.com>


Joseph Li wrote:
>
> The platform is SUN Sparc Solaris. I am in the process of purchasing an
> Oracle 8i license. I obtained quotes for both the Enterprise Edition
> and the Workgroup Edition. The Enterprise Edition has many more
> features than the Workgroup Edition, one of them is the ability to
> perform incremental backup. I did not have access to RMAN manuals, I
> read a book which sort of implies RMAN relies on features of the server.
> I just want to know for sure whether RMAN is able to perform incremental
> backup with the Workgroup Edition. If no incremental backup whether
> RMAN provide comparable features to EBU ie. Hotbackup of database files
> including the backup of the archived redo logs. Thanks.

Whilst incrementals looks very attractive, don't forget that during an inc bkp oracle will still pass over every block in the database (to see if it has changed)...

depending on your requirements, it may be better to look at read-only tablespaces as a means of reducing the backup load...

HTH
--



Connor McDonald
"These views mine, no-one elses etc etc" connor_mcdonald_at_yahoo.com

"Some days you're the pigeon, and some days you're the statue." Received on Wed Sep 08 1999 - 05:55:13 CDT

Original text of this message

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