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Article #706Re: Jak znalezc powtarzajace sie rekordy?
From: Tomasz Rubaj
Date: Mon, 24 May 1999 13:19
Date: Mon, 24 May 1999 13:19
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Pawel Koloszko wrote: > > Jakie zapytanie zwroci mi tylko takie rekordy, ktΓ³re sie powtarzaja ? select * from tablica t1 where exists (select id, count(*) from tablica t2 where t1.id=t2.id group by id having count(*)>1) Pisane z pamieci. Nie bedzie dzialac szybko :) TRubaj
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Path: mbox-mo1.pugleaf.net!news-archive.icm.edu.pl!pingwin.icm.edu.pl!mat.uni.torun.pl!uw.edu.pl!lublin.pl!not-for-mail From: Tomasz Rubaj <trubaj_NoSpam@ajax.umcs.lublin.pl> Newsgroups: pl.comp.lang.delphi.bazy-danych Subject: Re: Jak znalezc powtarzajace sie rekordy? Date: Mon, 24 May 1999 15:19:13 +0200 Lines: 9 Message-ID: <374951D1.C6BD9578@ajax.umcs.lublin.pl> References: <7ibipi$n5c$1@h1.uw.edu.pl> NNTP-Posting-Host: pc209.freeland.lublin.pl Mime-Version: 1.0 X-Mailer: Mozilla 4.51 [en] (WinNT; I) X-Accept-Language: en Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit