Re: Performance of a query

From: Edmund Dengler <edmundd(at)eSentire(dot)com>
To: Bruno Wolff III <bruno(at)wolff(dot)to>
Cc: pgsql-general(at)postgresql(dot)org
Subject: Re: Performance of a query
Date: 2003-06-12 00:51:39
Message-ID: Pine.BSO.4.44.0306112050160.149-100000@cyclops4.esentire.com
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Doesn't seem to exist.

select current_user; ==> works.

select local_timestamp; ==> "ERROR: Attribute "local_timestamp" not
found".

Is this perhaps a deprecated constant? (Currently running 7.3.3)

Regards,
Ed

On Wed, 11 Jun 2003, Bruno Wolff III wrote:

> On Wed, Jun 11, 2003 at 20:11:02 -0400,
> Edmund Dengler <edmundd(at)eSentire(dot)com> wrote:
> > Greetings all!
> >
> > So I have had a look at the documentation to see what options I have in
> > separating the "select now() - '2 hours'::interval" from the rest of my
> > query. As far as I can tell, I have the following options:
>
> How about using local_timestamp instead of now? It returns a timestamp
> instead of a timestamptz and I suspect will do what you want.
> Whatever you are comparing it to will also need to be of type
> timestamp. I suspect that you should be careful when setting timezone in your
> transaction when doing things this way.
>

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