Re: memory optimization

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От Decibel!
Тема Re: memory optimization
Дата
Msg-id 20070815181500.GN54135@nasby.net
обсуждение исходный текст
Ответ на memory optimization  ("Sabin Coanda" <sabin.coanda@deuromedia.ro>)
Список pgsql-general
On Wed, Aug 15, 2007 at 10:21:31AM +0300, Sabin Coanda wrote:
> Hi there,
>
> I have a procedure which uses temporary objects (table and sequence). I
> tried to optimize it, using common variables (array and long varchar)
> instead. I didn't found any difference in performance, but I'd like to
> choose the best option from other points of view. One of them is the memory.
>
> So, what is better from the postgres memory point of view: to use temporary
> objects, or to use common variables ?

A temp table might take *slightly* more room than variables...

> Can you suggest me other point of views to be taken into consideration in my
> case ?

Code maintenance. I can't think of anyway to replace a temp table with
variables that isn't a complete nightmare.
--
Decibel!, aka Jim Nasby                        decibel@decibel.org
EnterpriseDB      http://enterprisedb.com      512.569.9461 (cell)

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