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Re: updateable snapshot

From: Frank <fvanbortel_at_netscape.net>
Date: Tue, 22 Apr 2003 18:30:21 +0200
Message-ID: <3EA56E1D.5030809@netscape.net>


MC wrote:
> "Richard Foote" <richard.foote_at_bigpond.com> wrote in message news:<Ryxoa.18616$1s1.286510_at_newsfeeds.bigpond.com>...
>

>>"Georg Scholz" <georg.scholz_at_vienna.at> wrote in message
>>news:heroa.140168$UR.1247654_at_news.chello.at...
>>
>>>This is NOT possible.
>>>
>>>Basically, a snapshot is the same as a view.
>>

>
>>Hi Georg
>>
>>This most certainly is possible.
>>
>>To MC, look at the Replication API Reference manual where it has a nice
>>example of how to set this all up (note you need to use Advanced
>>Replication)
>>
>>Cheers
>>
>>Richard

>
>
> Hi Richard,
>
> Thanks, I am reading the doc.
>
> By the by, do you think it is possible to make *a* snapshot of
> multiple master tables data into only **one** table? It is like that
> multiple master sites have same table structure with different primary
> keys and data and those tables data will be replicated into *one*
> table at a snapshot site. Is it possible with Advanced Replication
> API? Or is it better do with SELECT and INSERT?
>
> -- MC

Yes it is possible. Look up vertical partitioning in the docu you are already reading.
Pay attention to the way the joins are to be constructed. Only eqi-joins, and only via the PK columns.

-- 
Regards, Frank van Bortel
Received on Tue Apr 22 2003 - 11:30:21 CDT

Original text of this message

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