Received: from maia.hub.org (maia-3.hub.org [200.46.204.243]) by mail.postgresql.org (Postfix) with ESMTP id 016C11337B34 for ; Thu, 24 Feb 2011 05:04:03 -0400 (AST) Received: from mail.postgresql.org ([200.46.204.86]) by maia.hub.org (mx1.hub.org [200.46.204.243]) (amavisd-maia, port 10024) with ESMTP id 79806-06 for ; Thu, 24 Feb 2011 09:03:55 +0000 (UTC) X-Greylist: domain auto-whitelisted by SQLgrey-1.7.6 Received: from mail-iy0-f174.google.com (mail-iy0-f174.google.com [209.85.210.174]) by mail.postgresql.org (Postfix) with ESMTP id B3D33133798E for ; Thu, 24 Feb 2011 05:03:54 -0400 (AST) Received: by iyb26 with SMTP id 26so168501iyb.19 for ; Thu, 24 Feb 2011 01:03:54 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:subject:mime-version:content-type:from :in-reply-to:date:cc:content-transfer-encoding:message-id:references :to:x-mailer; bh=7BrByz1UUlYfdHdXBev/Gzbyc/qlzwlJlokOWjCLFbw=; b=aZLIqnAPZZThTtClEDk8mZv3+Dm4fqiiOjAf8x3stbrAY7EJXtGtV2numUEoGuNlru yHiXwjocpNqqPWGkgVsWneR7WZgHw3pyHBGDPnmETqv6AYq/M3r1XUkvOZQCW0GsHf4Q sTe1nGyNT6LGziz6w/Bz5gJeIvG0QkdE7AgJM= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=subject:mime-version:content-type:from:in-reply-to:date:cc :content-transfer-encoding:message-id:references:to:x-mailer; b=g++P0kuV8Md/g75+C5IllIyhENeAM4MN0pYF1Zw+IGo3/sXMZcN4KVKee6X/u5i9Dr hSg+cir/H9ESLvIkV0lYpHz/vstp3dwvMA3XK3A/XAmXwpPwUkWn+ZhGy3+mNlrJm/qB 3GajpyxwBheJ0cq27CyxuUWWvH41Vz9UwnPp8= Received: by 10.231.11.2 with SMTP id r2mr972342ibr.174.1298538234561; Thu, 24 Feb 2011 01:03:54 -0800 (PST) Received: from [192.168.1.2] ([122.169.88.83]) by mx.google.com with ESMTPS id 8sm8160010iba.22.2011.02.24.01.03.51 (version=TLSv1/SSLv3 cipher=OTHER); Thu, 24 Feb 2011 01:03:53 -0800 (PST) Subject: Re: BLP Model on Postgresql Mime-Version: 1.0 (Apple Message framework v1082) Content-Type: text/plain; charset=us-ascii From: Vibhor Kumar In-Reply-To: <446484.83439.qm@web56003.mail.re3.yahoo.com> Date: Thu, 24 Feb 2011 14:34:08 +0530 Cc: pgsql-admin@postgresql.org Content-Transfer-Encoding: quoted-printable Message-Id: <5CF0A4D2-6B5E-4085-9155-9487041D72CC@gmail.com> References: <446484.83439.qm@web56003.mail.re3.yahoo.com> To: H S X-Mailer: Apple Mail (2.1082) X-Virus-Scanned: Maia Mailguard 1.0.1 X-Spam-Status: No, hits=-2.599 tagged_above=-10 required=5 tests=BAYES_00=-1.9, FREEMAIL_FROM=0.001, RCVD_IN_DNSWL_LOW=-0.7 X-Spam-Level: X-Archive-Number: 201102/210 X-Sequence-Number: 36849 On Feb 24, 2011, at 5:29 AM, H S wrote: > no read up and no write down policies in BLP model, what sort of = queries/ statements in SQL are read and write!? READ: SELECT WRITE: UPDATE/DELETE Thanks & Regards, Vibhor=