Re: SQL Help - multi values

From: Bruno Wolff III <bruno(at)wolff(dot)to>
To: James Carrier <james(dot)carrier(at)bulletonline(dot)com>
Cc: pgsql-sql(at)postgresql(dot)org
Subject: Re: SQL Help - multi values
Date: 2002-02-10 16:04:39
Message-ID: 20020210160439.GA31247@wolff.to
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On Sun, Feb 10, 2002 at 06:34:52AM +0000,
James Carrier <james(dot)carrier(at)bulletonline(dot)com> wrote:
>
> But in the example above this would return 3 entries, which I don't want,
> and I can't select a particular dataid which satisfies more than category,
> e.g. has categories 4 and 7 (i.e. for the example above the LIKE statement
> would be: WHERE category LIKE '%|4|%' AND LIKE '%|7|%').

It is possible to write queries that return a list of dataids that
having an enrty for more than one specific category.

However, it seems like you probably want to encode the category list
in a bit string based on how you have indicated you want to use it.

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