From: | "Ibrahim Tekin" <itekin(at)gmail(dot)com> |
---|---|
To: | "Stefan Schwarzer" <stefan(dot)schwarzer(at)grid(dot)unep(dot)ch> |
Cc: | pgsql-sql(at)postgresql(dot)org |
Subject: | Re: Avoid querying a specific field - how? |
Date: | 2006-02-21 15:32:07 |
Message-ID: | e4dcba670602210732h4472e9b6lbba9f5d09058d6dd@mail.gmail.com |
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Lists: | pgsql-sql |
i may i misunderstood your question but it seems to me, partial indexes will
work for you.
check this example:
http://www.postgresql.org/docs/8.1/interactive/indexes-partial.html#INDEXES-PARTIAL-EX2
On 2/21/06, Stefan Schwarzer <stefan(dot)schwarzer(at)grid(dot)unep(dot)ch> wrote:
>
> Hi,
>
> does anyone know how to build a query that SELECTs all fields but not
> a specific one? I have a couple of tables, holding statistical
> information as well as the geospatial one (via Postgis). When I query
> the table I'd like to query only the statistical part - not the
> geospatial, which is not necessary and slows done incredibly the
> query. I searched a bit within the Postgres SQL domain. It seems
> there is an EXCEPT statement, but it seems that it works differently...
>
> Thanks for any help,
>
> Stef
>
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