From: | Anja Speerforck <anja(at)damn(dot)com> |
---|---|
To: | Chris Bitmead <cbitmead(at)ozemail(dot)com(dot)au>, Peter Eisentraut <peter(at)pathwaynet(dot)com> |
Cc: | pgsql-general(at)postgreSQL(dot)org |
Subject: | Re: [GENERAL] JOIN exclusion problem |
Date: | 1999-07-01 08:46:08 |
Message-ID: | Version.32.19990701104208.00e339c0@chet.brysonweb.com |
Views: | Raw Message | Whole Thread | Download mbox | Resend email |
Thread: | |
Lists: | pgsql-general |
Thank you both for your replies. Unfortunately, the AND solution doesn't
work since individuals who have a value for ap.kunden_nr are not likely to
have one for ap.agentur_nr -- they are two fairly distinct groups. When I
insert AND, the results are blank.
Any other suggestions?
At 16:23 01.07.99 +1000, you wrote:
>Try using AND instead of OR.
>
>> SELECT apartner_nr, ap.anrede, ap.vorname, ap.nachname, ap.telefon, ap.fax,
>> ap.email, ap.kunden_nr, k.name1, ap.agentur_nr, ag.name1
>> FROM ansprechpartner ap, kunden k, agenturen ag
>> WHERE ap.kunden_nr = k.kunden_nr OR ap.agentur_nr = ag.agentur_nr
>> ORDER BY nachname"
> SELECT apartner_nr, ap.anrede, ap.vorname, ap.nachname, ap.telefon, ap.fax,
> ap.email, ap.kunden_nr, k.name1, ap.agentur_nr, ag.name1
> FROM ansprechpartner ap, kunden k, agenturen ag
> WHERE ap.kunden_nr = k.kunden_nr OR ap.agentur_nr = ag.agentur_nr
^^
You might wanna try an AND there.
> ORDER BY nachname"
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