From: Rodrigo De León <rdeleonp@gmail.com>
To: Andreas Joseph Krogh <andreak@officenet.no>
Cc: pgsql-sql@postgresql.org
Subject: Re: Alternative to INTERSECT
Date: Tue, 31 Jul 2007 15:30:17 -0500
Message-ID: <a55915760707311330g7e977a63wbb616023d5d2563a@mail.gmail.com> (raw)
In-Reply-To: <200707311730.51280.andreak@officenet.no>
References: <200707311730.51280.andreak@officenet.no>
On 7/31/07, Andreas Joseph Krogh <andreak@officenet.no> wrote:
> Is there a way to make this more efficient with another construct, or
> INTERSECT the only way to accomplish the desired result?
SELECT f1.ID
FROM TEST f1 JOIN TEST f2 ON f1.ID = f2.ID
JOIN TEST f3 ON f2.ID = f3.ID
WHERE f1.FIELD = 'firstname'
AND f1.VALUE LIKE 'andrea%'
AND f2.FIELD = 'firstname'
AND f2.VALUE LIKE 'jose%'
AND f3.FIELD = 'lastname'
AND f3.VALUE LIKE 'kro%';
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To: pgsql-sql@postgresql.org
Cc: rdeleonp@gmail.com, andreak@officenet.no
Subject: Re: Alternative to INTERSECT
In-Reply-To: <a55915760707311330g7e977a63wbb616023d5d2563a@mail.gmail.com>
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