Re: Looking for way to replicate master db to multiple mobile databases
От | Grant Maxwell |
---|---|
Тема | Re: Looking for way to replicate master db to multiple mobile databases |
Дата | |
Msg-id | 17272525-012E-494F-80AD-0E3A12A99A64@maxan.com.au обсуждение исходный текст |
Ответ на | Re: Looking for way to replicate master db to multiple mobile databases (Selena Deckelmann <selenamarie@gmail.com>) |
Список | pgsql-general |
On 25/09/2009, at 12:50 PM, Selena Deckelmann wrote: > On Thu, Sep 24, 2009 at 8:09 AM, Cédric Villemain > <cedric.villemain@dalibo.com> wrote: >> Le jeudi 24 septembre 2009, Selena Deckelmann a écrit : >>> Hi! >>> >>> On Wed, Sep 23, 2009 at 10:11 AM, Bryan Montgomery <monty@english.net >>> > >> wrote: >>>> Hi, >>>> I'm looking for a way to replicate am master database to multiple >>>> (100+) >>>> databases that are taken in to the field. Currently for each >>>> laptop we >>>> dump and load the tables. However,there is only a small >>>> percentage of >>>> data that changes on a frequent basis. >>>> >>>> I've been looking around and come across pyerplica, londiste and >>>> bucardo >>>> - the documentation on most of these is fairly sparse. It seems >>>> that >>>> Bucardo may be the best bet - at least initially. >>> >>> Bucardo is a good choice for this usage model because it was >>> originally designed to work over a lossy network connections. >> >> yes, but isn't bucardo designed to 2 nodes only ? > > No, definitely not! You can replicate to any number of systems. And > you can group them in whatever groups you'd like. Multi-master (as > Joshua said) only works between two nodes, but master->slave can be > from a master, to any number of slaves. > > I use bucardo extensively across multiple sites and with complex replication requirements. It does a great job. regards Grant
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