I see a misunderstanding here.
cube contrib is for handling geometrical data.
EFEU package is OLAP - related, that's entirely different topic.
http://www.informit.com/articles/article.aspx?p=24684
2007/10/1, Dimitri Fontaine <dfontaine@hi-media.com>:
> Hi,
>
> Le Wednesday 26 September 2007 20:58:38 Gowrishankar, vous avez écrit:
> > Is there any other way of extending postgresql to include cubes?
>
> Something like the cube contrib?
> http://developer.postgresql.org/cvsweb.cgi/pgsql/contrib/cube/
>
> Contribs are part of PostgreSQL sources and maintained as such, but not
> included into the 'core' project. They are certainly distributed along with
> PostgreSQL in your packaging system of choice.
>
> Regards,
> --
> dim
>
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Filip Rembiałkowski