| From: | Emanuel Calvo Franco <postgres(dot)arg(at)gmail(dot)com> |
|---|---|
| To: | David Fetter <david(at)fetter(dot)org> |
| Cc: | postgresql Forums <pgsql-general(at)postgresql(dot)org> |
| Subject: | Re: limit-offset different result sets with same query |
| Date: | 2009-05-09 15:35:56 |
| Message-ID: | f205bb120905090835q54f67755jaea1dfbe2e8754d@mail.gmail.com |
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| Thread: | |
| Lists: | pgsql-general |
2009/5/8 David Fetter <david(at)fetter(dot)org>:
> On Fri, May 08, 2009 at 06:40:33PM -0300, Emanuel Calvo Franco wrote:
>>
>> I test it in the first time :)
>>
>> With the 'order by' it works well, but in 'theory'
>
> The theory under which you should operate is that the underlying
> implementation only gives you the orderings you ask for. This way,
> when other beneficial implementation changes happen, they will not
> surprise you. :)
Yeap. now it have more sense.
Is a question of performance and to take notice of that.
Cool.
Thanks to all!,
--
Emanuel Calvo Franco
Sumate al ARPUG !
( www.arpug.com.ar)
ArPUG / AOSUG Member
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