Re: two postgres server seeing the same data - Mailing list pgsql-general

From Jaime Casanova
Subject Re: two postgres server seeing the same data
Date
Msg-id 3073cc9b0812031341t241c48das369fdb08d276d195@mail.gmail.com
Whole thread Raw
In response to Re: two postgres server seeing the same data  ("Scott Marlowe" <scott.marlowe@gmail.com>)
Responses Re: two postgres server seeing the same data  ("Scott Marlowe" <scott.marlowe@gmail.com>)
List pgsql-general
On Wed, Dec 3, 2008 at 4:30 PM, Scott Marlowe <scott.marlowe@gmail.com> wrote:
> On Wed, Dec 3, 2008 at 2:29 PM, Scott Marlowe <scott.marlowe@gmail.com> wrote:
>> On Wed, Dec 3, 2008 at 2:23 PM, Jaime Casanova
>> <jcasanov@systemguards.com.ec> wrote:
>>> On Wed, Dec 3, 2008 at 1:10 PM, Andrew Sullivan <ajs@crankycanuck.ca> wrote:
>>>> On Wed, Dec 03, 2008 at 09:43:24AM -0800, Joshua D. Drake wrote:
>>>>> You may have two servers pointed at $PGDATA but at no point can
>>>>> postgresql be running on both at the same time.
>>>>
>>>> More importantly, if you do this, you will probably be able to get the
>>>> two postmasters to start up.  This will permanently corrupt the data.
>>>
>>> is this true even if one of the server just send SELECTs?
>>
>> yes.
>
> even if it sends NO queries.  just starting the second postmaster is enough
>

ok... actually i see no real value in that config (create a single
point of contention) but everyone that has used (or at least read
about) oracle think is the best thing to do...

--
Atentamente,
Jaime Casanova
Soporte y capacitación de PostgreSQL
Asesoría y desarrollo de sistemas
Guayaquil - Ecuador
Cel. +59387171157

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