| From: | Reg Me Please <regmeplease(at)gmail(dot)com> |
|---|---|
| To: | pgsql-general(at)postgresql(dot)org |
| Cc: | Osvaldo Rosario Kussama <osvaldo_kussama(at)yahoo(dot)com(dot)br> |
| Subject: | Re: Filter tables |
| Date: | 2007-11-12 17:22:25 |
| Message-ID: | 200711121822.25543.regmeplease@gmail.com |
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| Lists: | pgsql-general |
Il Monday 12 November 2007 18:10:40 Osvaldo Rosario Kussama ha scritto:
> Try:
> SELECT DISTINCT t1.id FROM t1
> WHERE NOT EXISTS (SELECT f1.t FROM f1
> WHERE NOT EXISTS (SELECT x1.t FROM t1 x1
> WHERE f1.t = x1.t
> AND t1.id = x1.id));
>
> Osvaldo
Nice, it seems to work. But I fear it won't with a longer f1 filter table.
Let me think about it.
--
Reg me Please
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