Re: - tablespace and directory

Hi,

is there anyway to have the value of Catalog version number in a query ?
I do not see it in pg_settings...

A +

Le 18/04/2012 15:35, Raghavendra a écrit :
>
>
> On Wed, Apr 18, 2012 at 6:22 PM, F. BROUARD / SQLpro
> <sqlpro(at)club-internet(dot)fr <mailto:sqlpro(at)club-internet(dot)fr>> wrote:
>
> Hi there,
>
> when creating a tablespace pointing to an existing directory, PG
> create a subderictory with this pattern :
>
> PG_???_!!!!!!!!!
>
> where ??? is the version (by instance 9.1)
>
> but I don't know what is !!!!!!!!!, actually 201105231
>
> I can imagine that is a build version, but how can I obtain this
> number by a SQL Query ?
>
>
> Thats a system catalog version number. You can retrieve with pg_controldata
>
> Eg:
>
> -bash-4.1$ ./pg_controldata
> pg_control version number: 903
> Catalog version number: 201105231
> Database system identifier: 5719586032196955957
> Database cluster state: in production
>
>
> ---
> Regards,
> Raghavendra
> EnterpriseDB Corporation
> Blog: http://raghavt.blogspot.com/
>

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