Re: View optimization

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От A. Kretschmer
Тема Re: View optimization
Дата
Msg-id 20061219060650.GB9703@a-kretschmer.de
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Ответ на View optimization  (Richard Ollier <r.ollier@tequila.co.jp>)
Список pgsql-general
am  Tue, dem 19.12.2006, um 13:32:10 +0900 mailte Richard Ollier folgendes:
> Hello,
>
> I was wondering it there was a way to optimize a view.
> If my view contains 20 LEFT joins, my guessing is that each time I will
> make a select on it, the view will be completely recalculated. Is there
> a way to have it up and running all the time like a table would be ?
>
> Any advice here is more than welcome !

Perhaps a materialized View can help, see
http://jonathangardner.net/PostgreSQL/materialized_views/matviews.html


Andreas
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Andreas Kretschmer
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