> 3) I want to use materialized views, I don?t understand it from
> http://jonathangardner.net/PostgreSQL/materialized_views/matviews.html, can anyone explain me
> with a simple example.
The following link helps to describe the idea behind each of the methods of Materialize views.
http://jarednevans.typepad.com/technoblog/2006/03/materialized_vi.html
Regards,
Richard Broersma Jr.