Re: Does Version 9.1 Streaming Replication Supports Multi-Master? - Mailing list pgsql-general

From Simon Riggs
Subject Re: Does Version 9.1 Streaming Replication Supports Multi-Master?
Date
Msg-id CA+U5nM+t0X469mCiDExiZhgg3rQK_AVObfZ08eQJEBoCbT6Hzw@mail.gmail.com
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In response to Re: Does Version 9.1 Streaming Replication Supports Multi-Master?  (Fujii Masao <masao.fujii@gmail.com>)
Responses Re: Does Version 9.1 Streaming Replication Supports Multi-Master?
List pgsql-general
On Tue, Jan 17, 2012 at 6:33 PM, Fujii Masao <masao.fujii@gmail.com> wrote:
> On Wed, Jan 18, 2012 at 3:09 AM, Jerry Richards
> <jerry.richards@teotech.com> wrote:
>> I know PostgreSQL version 9.1 supports  built-in streaming replication.
>> Just wondering if that supports only a single-master or also multi-master
>> implementation?
>
> Only a single-master. If you want a multi-master solution, see Postgres-XC.

Postgres-XC doesn't support multi-site disaster recovery.

Oracle RAC recommends the use of Data Guard as well. Does Postgres-XC
support streaming replication for replay on another Postgres-XC
cluster? If so, you have been a busy bee.

--
 Simon Riggs                   http://www.2ndQuadrant.com/
 PostgreSQL Development, 24x7 Support, Training & Services

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