Re: Database Synchronization - Mailing list pgsql-sql

From Richard Huxton
Subject Re: Database Synchronization
Date
Msg-id 469E3515.4070006@archonet.com
Whole thread Raw
In response to Re: Database Synchronization  (Chris Browne <cbbrowne@acm.org>)
Responses Re: Database Synchronization
List pgsql-sql
Chris Browne wrote:
> dev@archonet.com (Richard Huxton) writes:
>>
>> http://www.slony.info/

> But it is worth noting one thing about the synchronization...
> 
> Slony-I's strategy is pretty simple: One node is considered the
> "master," and the other node is forcibly made to conform to what is on
> the master.
> 
> If you want to synchronize back and forth (e.g. - multimaster
> replication of some sort), Slony-I is not suitable...

Except in the case when you can have separate tables for the data. If 
you have a london_sales table only updated in London and a paris_sales 
table only updated in Paris then you have something inching towards 
multi-master.

--   Richard Huxton  Archonet Ltd


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