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Re: ? Replication using prebuilt table option

From: Anurag Varma <avarmadba.skipthis_at_yahoo.com>
Date: Mon, 27 Oct 2003 16:23:57 GMT
Message-ID: <xEbnb.11653$4O1.11402@nwrdny01.gnilink.net>

"bonminh lam" <hansmayer1962_at_hotmail.com> wrote in message news:3c6b1bcf.0310270651.2dcfc983_at_posting.google.com...
> I am in a project in which we are planning to migrate two ORACLE
> 8.1.7.2 databases to Oracle 9.2.0.4. The first one is the replication
> master and the second the replication client. The master is located in
> Germany and the client some where across the Atlantic. Some of the
> tables are a few gigabytes large.
>
> The snapshots on the client will be dropped prior to the migration. To
> rebuild them after the migration, we are looking for an efficient
> alternative to the conventional CREATE SNAPSHOT way (without PREBUILT
> TABLE)
>
> The idea is that we will export the data rows from the master side
> using exp (will already be migrated on day X), compress the dump file
> and ftp the compressed file across the ocean. Then decompress and
> import the tables on the client side. We did preliminary tests with
> the PREBUILT TABLE option and it looks quite promising. We could
> create the snapshot with this option and periodical incremental
> refresh using snapshot log on the master side works fine.
>
> However, to avoid surprises we would like to know how many sites out
> there have experience with this method and if there are any potential
> problems.
>
> Your comments are highly appreciated.
>
> Bon-Minh Lam

imho:
I don't have much experience with the prebuilt option .. but from whatever I've seen, in fact it should be the preferred and faster way for what you want to do.

Anurag Received on Mon Oct 27 2003 - 10:23:57 CST

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