Re: PG replication across DataCenters - Mailing list pgsql-general

From Andreas Kretschmer
Subject Re: PG replication across DataCenters
Date
Msg-id 20131209163821.GA13253@tux
Whole thread Raw
In response to Re: PG replication across DataCenters  (Thomas Harold <thomas-lists@nybeta.com>)
List pgsql-general
Thomas Harold <thomas-lists@nybeta.com> wrote:

> On 11/22/2013 5:57 AM, Albe Laurenz wrote:
>> Kaushal Shriyan wrote:
>>> I have read on the web that Postgresql DB supports replication
>>> across data centers. Any real life usecase examples if it has been
>>> implemented by anyone.
>>
>> Well, we replicate a 1 TB database between two locations. It is a
>> fairly active OLTP application, but certainly not pushing the limits
>> of what PostgreSQL can do in transactions per second.
>>
>
> Something that section 25 in the pgsql documentation is not clear about
> for hot-standby with WAL log shipping using the built-in streaming:
>
> Can you choose which databases / tables on the master server get
> streamed to the hot-standby read-only server at the remote site?  If
> not, I suspect we'll have to go with either Slony or Bucardo.

WAL's contains transaction informations for the whole cluster, you can't
choose particular databases or tables.


Andreas
--
Really, I'm not out to destroy Microsoft. That will just be a completely
unintentional side effect.                              (Linus Torvalds)
"If I was god, I would recompile penguin with --enable-fly."   (unknown)
Kaufbach, Saxony, Germany, Europe.              N 51.05082°, E 13.56889°


pgsql-general by date:

Previous
From: Ben Chobot
Date:
Subject: Re: PG replication across DataCenters
Next
From: Thomas Harold
Date:
Subject: Re: PG replication across DataCenters (section 25 in the manual)