| From: | Jonathan Gardner <jgardner(at)jonathangardner(dot)net> |
|---|---|
| To: | josh(at)postgresql(dot)org |
| Cc: | pgsql-advocacy(at)postgresql(dot)org |
| Subject: | Re: Comparison of PGSQL and DB2 |
| Date: | 2004-03-11 20:30:38 |
| Message-ID: | 200403111230.38868.jgardner@jonathangardner.net |
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| Lists: | pgsql-advocacy |
On Tuesday 09 March 2004 10:22 am, Josh Berkus wrote:
> > Automatic Summary Tables
> > (Transparently provide the pre-aggregation/summarization of data to
> > dramatically improve the performance of transactions or queries that
> > require such data.)
>
> Under development, possibily available with 7.5. These are otherwise
> know as "materialized views".
>
It is certainly possible to implement Materialized Views in PostgreSQL -- we
are using them for RedWeek.com right now. I wrote a page about the
experience, and I am currently working with a version 2 of the document.
As far as a "CREATE MATERIALIZED VIEW" syntax, and generic functions to do
any MV, those don't exist and probably won't in time for 7.5.
--
Jonathan Gardner
jgardner(at)jonathangardner(dot)net
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