X-Original-To: pgsql-sql-postgresql.org@localhost.postgresql.org Received: from localhost (unknown [200.46.204.144]) by svr1.postgresql.org (Postfix) with ESMTP id 4AD24D1B343 for ; Thu, 24 Jun 2004 04:56:54 -0300 (ADT) Received: from svr1.postgresql.org ([200.46.204.71]) by localhost (av.hub.org [200.46.204.144]) (amavisd-new, port 10024) with ESMTP id 76451-03 for ; Thu, 24 Jun 2004 07:56:53 +0000 (GMT) Received: from rock.spider.ru (rock.spider.ru [62.183.34.226]) by svr1.postgresql.org (Postfix) with ESMTP id 31045D1B267 for ; Thu, 24 Jun 2004 04:56:50 -0300 (ADT) Received: from rock (localhost [127.0.0.1]) by rock (Postfix) with SMTP id 3C78391357; Thu, 24 Jun 2004 11:56:51 +0400 (MSD) Received: from sad.localnet.ru (sad.localnet.ru [10.0.0.33]) by rock.spider.ru (Postfix) with ESMTP id AB1B99128E; Thu, 24 Jun 2004 11:56:48 +0400 (MSD) Content-Type: text/plain; charset="windows-1252" From: sad Organization: IT To: "Gregory S. Williamson" , Subject: Re: feature request ? Date: Thu, 24 Jun 2004 11:04:15 +0400 User-Agent: KMail/1.4.3 References: <71E37EF6B7DCC1499CEA0316A256832801057B7C@loki.wc.globexplorer.net> In-Reply-To: <71E37EF6B7DCC1499CEA0316A256832801057B7C@loki.wc.globexplorer.net> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Message-Id: <200406241104.15265.sad@bankir.ru> X-Virus-Scanned: by amavisd-new at hub.org X-Spam-Status: No, hits=0.0 tagged_above=0.0 required=5.0 tests= X-Spam-Level: X-Archive-Number: 200406/224 X-Sequence-Number: 18169 > I don't see what your point is. That SQL is wrong ? Or that SQL is not "C" > ? Or that SQL is not a "programming language" ? Who said wrong ? who said SQL ? I thougth _WHY_=20 the IF control structure has exactly two alternate blocks ? a BOOLEAN expression has exactly two possible values, that's why ! Well in plpgsql we have tri-valued BOOL=20 Every programmer asks "how a NULL value treated?" Now you treat NULLs as false. That's your point, but why ?