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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Thread: | |
Lists: | pgsql-sql |
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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