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Re: NULL-Werte in PostgreSQL


  • From: Janko Richter <jankorichter(at)gmx(dot)de>
  • To: "postgres-liste" <pgsql-de-allgemein(at)postgresql(dot)org>
  • Subject: Re: NULL-Werte in PostgreSQL
  • Date: Wed, 5 Nov 2008 17:40:23 +0100
  • Message-id: <200811051740.23256.jankorichter@gmx.de> <text/plain>

On Wednesday 05 November 2008 17:12:49 Olaf Radicke wrote:
> SELECT COUNT(*) FROM mitglied SET WHERE address_addition = NULL;

... weil 

SELECT COUNT(*) FROM mitglied WHERE address_addition IS NULL 

richtig wäre.

Gruß: Janko



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