You would need to install the new slony libs and upgrade slony, but yes it
should work

On 29 September 2015 at 17:23, Mark Steben <mark.steben at drivedominion.com>
wrote:

> Good evening
>
> Fairly simple question (I think)
> Can I use the pg_upgrade contrib module to upgrade from postgres 9.2 to
> 9.4 without having to
> re-define and re-subscribe all of the slony replicated data?  My initial
> pg_upgrade tests are yelling at me that some slony libraries are not found
> in the new 9.4 binaries:
>
> Could not load library "$libdir/slony1_funcs"
> ERROR:  could not access file "$libdir/slony1_funcs": No such file or
> directory
>
> Hopefully it is just and issue of copying the slony binaries from 9.2 to
> the same libraries in 9.4 on master and slave, or is a re-creation
> necessary?  (We are running slony 2.2.3)
>
> I did check on www.slony.info and didn't find any reference to pg_upgrade.
>
> Thanks for your time and insights
>
> --
> *Mark Steben*
>  Database Administrator
> @utoRevenue <http://www.autorevenue.com/> | Autobase
> <http://www.autobase.net/>
>   CRM division of Dominion Dealer Solutions
> 95D Ashley Ave.
> West Springfield, MA 01089
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>
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>
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