Re: OGG - Can you move a table from an existing REPLICAT to a brand new REPLICAT?

From: Ls Cheng <exriscer_at_gmail.com>
Date: Sun, 28 Jan 2018 17:33:16 +0100
Message-ID: <CAJ2-Qb8P+Ppn84Wq1Pffcbbu1eQ2i3Ujcaj3=HpVuBepfy-L5A_at_mail.gmail.com>



Hi Sourav

You use two replicats reading same trails?

Thanks

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On Sat, Jan 27, 2018 at 7:34 PM, Sourav Biswas <biswas.sourav_at_hotmail.com> wrote:

> Hi Chris,
>
> It's very much doable.
>
> We often do these types of exercise in order to reduce lag.
>
> To begin with, stop the concerned Replicat gracefully.
>
> GGSCI> stop replicat 'process name'
>
> This process might take time depending on long running transactions.
>
> Once replicat is stopped, carefully capture sequence number and rba .
>
> Then edit replicat by commmenting the respective table you want to take
> away from this replicat.
>
> At this point you can start this replicat and you may check report file to
> find that the commented table is no more used.
>
> Next create another replicat(classic/integrated) using the old param file
> and add it. Ensure this new param file contains the only table thats
> commented from previous replicat. After adding this new replicat, we got to
> position it to the correct sequence and rba.
>
> GGSCI> alter replicat 'process name' extseq 87 extrba 75379
>
> Now you may be able to start this new replicat. And it would start
> applying changes from above mentioned sequence and rba.
>
> HTH.
>
> Thanks and Regards,
> Sourav Biswas
>
> ------------------------------
> *From:* oracle-l-bounce_at_freelists.org <oracle-l-bounce_at_freelists.org> on
> behalf of Chris Taylor <christopherdtaylor1994_at_gmail.com>
> *Sent:* Saturday, January 27, 2018 11:12:02 PM
> *To:* ORACLE-L
> *Subject:* OGG - Can you move a table from an existing REPLICAT to a
> brand new REPLICAT?
>
> We've got a problematic table (1.6 TB) that OGG is processing a long
> running update.
>
> The current REPLICAT is 30hrs behind.
>
> I'd like to move the table out of that REPLICAT and into a new REPLICAT by
> itself.
>
> I'm doing some searching but I'm not coming up with anything very useful.
> Mainly because I'm an OGG newbie still.
>
> Is moving a table from an existing replicat to a new replicat doable? If
> so, I'd be very grateful for some tips/instructions.
>
> This is OGG v. 12.1.2.1.170117
>
> Thanks!
>
> Chris
>
>

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Received on Sun Jan 28 2018 - 17:33:16 CET

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