Обсуждение: Clarification when using Continous Archiving in 8.4

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Clarification when using Continous Archiving in 8.4

От
"Nestor A. Diaz"
Дата:
Hello People,

In reference to my last post , my question is: It is possible to recover more (subsequent) WAL files when I have already recover a postgres 8.4 database using a PITR ? I have read on some places that it's not possible and I want to confirm that, is it possible in 9.1 ?

Slds

-- 
Typed on my key64.org keyboard

Nestor A Diaz

Re: Clarification when using Continous Archiving in 8.4

От
Bruce Momjian
Дата:
On Tue, Jul 16, 2013 at 11:30:54AM -0500, Nestor A. Diaz wrote:
> Hello People,
>
> In reference to my last post , my question is: It is possible to recover more
> (subsequent) WAL files when I have already recover a postgres 8.4 database
> using a PITR ? I have read on some places that it's not possible and I want to
> confirm that, is it possible in 9.1 ?

I am confused.   You did recovery, and then you want to do more WAL
files past your stop point?

--
  Bruce Momjian  <bruce@momjian.us>        http://momjian.us
  EnterpriseDB                             http://enterprisedb.com

  + It's impossible for everything to be true. +


Re: Clarification when using Continous Archiving in 8.4

От
Jan Lentfer
Дата:

On Thu, 8 Aug 2013 21:36:35 -0400, Bruce Momjian wrote:

On Tue, Jul 16, 2013 at 11:30:54AM -0500, Nestor A. Diaz wrote:
Hello People, In reference to my last post , my question is: It is possible to recover more (subsequent) WAL files when I have already recover a postgres 8.4 database using a PITR ? I have read on some places that it's not possible and I want to confirm that, is it possible in 9.1 ?
I am confused.   You did recovery, and then you want to do more WAL
files past your stop point?

-- Bruce Momjian <bruce@momjian.us> http://momjian.us EnterpriseDB http://enterprisedb.com + It's impossible for everything to be true. + 

With 8.4 (up to 9.0) you have to restart the PITR over and over again, if you "missed" the desired point. Starting with 9.1 there is pause_at_recovery_target(). Is that what you mean?

http://www.postgresql.org/docs/9.1/interactive/recovery-target-settings.html

Regards

 

Jan

-- 
professional: http://www.oscar-consult.de
private: http://neslonek.homeunix.org/drupal/

Re: Clarification when using Continous Archiving in 8.4

От
Bruce Momjian
Дата:
On Fri, Aug  9, 2013 at 10:20:13AM +0200, Jan Lentfer wrote:
> On Thu, 8 Aug 2013 21:36:35 -0400, Bruce Momjian wrote:
>
>     On Tue, Jul 16, 2013 at 11:30:54AM -0500, Nestor A. Diaz wrote:
>
>         Hello People, In reference to my last post , my question is: It is
>         possible to recover more (subsequent) WAL files when I have already
>         recover a postgres 8.4 database using a PITR ? I have read on some
>         places that it's not possible and I want to confirm that, is it
>         possible in 9.1 ?
>
>     I am confused.   You did recovery, and then you want to do more WAL
>     files past your stop point?
>
>     -- Bruce Momjian <bruce@momjian.us> http://momjian.us EnterpriseDB http://enterprisedb.com + It's impossible for
everythingto be true. + 
>
> With 8.4 (up to 9.0) you have to restart the PITR over and over again, if you
> "missed" the desired point. Starting with 9.1 there is pause_at_recovery_target
> (). Is that what you mean?
>
> http://www.postgresql.org/docs/9.1/interactive/recovery-target-settings.html

Yes, that is the right information.

--
  Bruce Momjian  <bruce@momjian.us>        http://momjian.us
  EnterpriseDB                             http://enterprisedb.com

  + It's impossible for everything to be true. +