Re: [GENERAL] JOIN exclusion problem
От | Anja Speerforck |
---|---|
Тема | Re: [GENERAL] JOIN exclusion problem |
Дата | |
Msg-id | Version.32.19990701104208.00e339c0@chet.brysonweb.com обсуждение исходный текст |
Ответ на | Re: [GENERAL] JOIN exclusion problem (Chris Bitmead <cbitmead@ozemail.com.au>) |
Список | 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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