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Article #7357SELECT MAX(processor_id) AS p_id FROM * ??? Andere oplossing?
From: Toni Van Remortel
Date: Fri, 04 Oct 2002 10:02
Date: Fri, 04 Oct 2002 10:02
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1450 bytes
Is er een mogelijkheid om met 1 MySQL lijntje, de maximum waarde te bepalen
van een veld dat in meerdere tabellen voorkomt?
Maw: het veld 'processor_id' staat in +/- de helft van de tabellen, en ik
wens de grootste waarde ervan te kennen over gans de database.
SELECT MAX(processor_id) AS p_id FROM *;
is helaas niet toegestaan :-(
--
$Toni->Groeten();
$Toni->SetQuote("$ man woman \n No manual entry for woman");
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X-Google-Language: DUTCH,ASCII-7-bit X-Google-Thread: fcea4,d62dd09211bd05b1,start X-Google-Attributes: gidfcea4,public X-Google-ArrivalTime: 2002-10-04 03:12:05 PST Path: arc1-ca.pugleaf.net!archiver1.google.com!news1.google.com!sn-xit-03!sn-xit-01!sn-xit-04!supernews.com!newsfeed.gamma.ru!Gamma.RU!syros.belnet.be!news.belnet.be!ossa.telenet-ops.be!afrodite.telenet-ops.be.POSTED!not-for-mail From: Toni Van Remortel <ToniVR @ softhome . net> Subject: SELECT MAX(processor_id) AS p_id FROM * ??? Andere oplossing? Newsgroups: be.comp.programming Lines: 10 User-Agent: KNode/0.7.1 MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7Bit Message-ID: <HGdn9.144956$8o4.21563@afrodite.telenet-ops.be> Date: Fri, 04 Oct 2002 10:02:15 GMT NNTP-Posting-Host: 213.118.10.203 X-Complaints-To: abuse@telenet.be X-Trace: afrodite.telenet-ops.be 1033725735 213.118.10.203 (Fri, 04 Oct 2002 12:02:15 MET DST) NNTP-Posting-Date: Fri, 04 Oct 2002 12:02:15 MET DST Organization: Telenet Internet