[EMAIL PROTECTED] (Scott Marlowe) writes:
> On Mon, 2006-07-10 at 11:25, Andrew Sullivan wrote:
>> On Mon, Jul 10, 2006 at 11:27:52AM -0400, Kevin Bednar wrote:
>> > Looking to keep 2 databases in sync, at least semi-realtime if possible,
>> > although running a batch update every x mins wouldn't be out of the
>> > question. One db is postgres and the other is ms-sql. It's to keep
>> > inventory
>> > in sync from 2 seperate locations, one being a brick and mortar store and
>> > the other an ecommerce system for a web site. Any and all help is
>> > appreciated since I can't find much of anything on syncing these 2
>> > database
>> > systems!
>>
>> I don't think there's actually any product that does this right now,
>> unless you're willing to use some sort of statement replica system
>> (which means you have to deal with failures in one database and not
>> another). Is the idea that this is multi-master?
>
> I wonder if it would be possible to write a set of triggers for MSSQL
> that would allow you to run slony daemons that connected to it and a
> postgresql server and did replication. Just mad scientisting for a
> second.
Someone went through the "mental gyrations" and figured it ought to be
able to work for Oracle...
It otta be able to work; the only thing is that I would think the only
nodes that could be origins would be PostgreSQL nodes, because the way
the data extraction scheme works is very much attuned to PostgreSQL's
MVCC model...
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