From: Richard Broersma Jr <rabroersma@yahoo.com>
To: pgsql-sql@postgresql.org
Subject: Re: How to find entries missing in 2nd table?
Date: Tue, 11 Jul 2006 08:52:01 -0700 (PDT)
Message-ID: <20060711155201.22418.qmail@web31810.mail.mud.yahoo.com> (raw)
In-Reply-To: <20060711141951.GA17936@s2.yuriev.com>
> Hi,
> I realize I probably lost my marbles but I've been having a god
> awful time with a single query:
>
> control:
> ....
> ....
> controller_id pk;
>
>
> datapack:
>
> controller_id fk;
> ....
> ....
> ....
>
> I need to get all entries from the table control that are not listed in
> datapack.
SELECT C.CONTROLLER_ID
FROM CONTROL AS C
LEFT JOIN DATAPACK AS D ON ( C.CONTROLLER_ID = D.CONTROLLER_ID)
WHERE D.CONTROLLER_ID IS NULL;
Regards,
Richard Broersma Jr.
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To: pgsql-sql@postgresql.org
Cc: rabroersma@yahoo.com
Subject: Re: How to find entries missing in 2nd table?
In-Reply-To: <20060711155201.22418.qmail@web31810.mail.mud.yahoo.com>
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