Re: View vs. direct Table access
От | Marin Dimitrov |
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Тема | Re: View vs. direct Table access |
Дата | |
Msg-id | 000901c1d59d$90d5ff90$9b0e32d4@sirma.bg обсуждение исходный текст |
Ответ на | Re: View vs. direct Table access (Darren Ferguson <darren@crystalballinc.com>) |
Ответы |
Re: View vs. direct Table access
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Список | pgsql-general |
----- Original Message ----- From: "Darren Ferguson" > The reason the view is slower is because it has to be created first before > you can select from it. > > I.e. every time you select from the view it will have to run the view sql > before it can select from it > could u clarify this? shouldn't some kind of dictionary cache be employed? this reminds me another issue I couldn't find explained in the docs - does Postgres have some kind of library cache for sharing/reuse of SQL statements, pl/pgsql functions, etc? it seems that there is only buffer cache at present thanx, Marin ---- "...what you brought from your past, is of no use in your present. When you must choose a new path, do not bring old experiences with you. Those who strike out afresh, but who attempt to retain a little of the old life, end up torn apart by their own memories. "
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