Return-Path: X-Original-To: apmail-cassandra-user-archive@www.apache.org Delivered-To: apmail-cassandra-user-archive@www.apache.org Received: from mail.apache.org (hermes.apache.org [140.211.11.3]) by minotaur.apache.org (Postfix) with SMTP id 4FC8F7263 for ; Wed, 20 Jul 2011 20:30:37 +0000 (UTC) Received: (qmail 97689 invoked by uid 500); 20 Jul 2011 20:30:32 -0000 Delivered-To: apmail-cassandra-user-archive@cassandra.apache.org Received: (qmail 97085 invoked by uid 500); 20 Jul 2011 20:30:31 -0000 Mailing-List: contact user-help@cassandra.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: user@cassandra.apache.org Delivered-To: mailing list user@cassandra.apache.org Received: (qmail 96905 invoked by uid 99); 20 Jul 2011 20:30:31 -0000 Received: from athena.apache.org (HELO athena.apache.org) (140.211.11.136) by apache.org (qpsmtpd/0.29) with ESMTP; Wed, 20 Jul 2011 20:30:31 +0000 X-ASF-Spam-Status: No, hits=1.6 required=5.0 tests=FREEMAIL_ENVFROM_END_DIGIT,FREEMAIL_FROM,HTML_MESSAGE,RCVD_IN_DNSWL_LOW,SPF_PASS,T_TO_NO_BRKTS_FREEMAIL X-Spam-Check-By: apache.org Received-SPF: pass (athena.apache.org: domain of eldad87@gmail.com designates 74.125.82.44 as permitted sender) Received: from [74.125.82.44] (HELO mail-ww0-f44.google.com) (74.125.82.44) by apache.org (qpsmtpd/0.29) with ESMTP; Wed, 20 Jul 2011 20:30:25 +0000 Received: by wwe5 with SMTP id 5so520388wwe.25 for ; Wed, 20 Jul 2011 13:30:04 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=mime-version:date:message-id:subject:from:to:content-type; bh=rH3HQLIVcmKylcJwWuEqycEvhVupfL88OgA03PriOz8=; b=u5JZDFBj3s1dL+kgN+55J38MB3lscbjlFqFqZ9rp9MPGWlXZWbce54YdhgeDZWoPWQ pI/Mv/Ueu/4rtf1CLZMGf7oX7Yd2DtckXpgeD0qvTit72AmCWsBJTMQ1rh0o7vWxBE65 3lJD4pmEbonkngggYN5mi+sAWBTkRAtp8GDvg= MIME-Version: 1.0 Received: by 10.216.81.8 with SMTP id l8mr7921967wee.46.1311193804116; Wed, 20 Jul 2011 13:30:04 -0700 (PDT) Received: by 10.216.27.83 with HTTP; Wed, 20 Jul 2011 13:30:04 -0700 (PDT) Date: Wed, 20 Jul 2011 23:30:04 +0300 Message-ID: Subject: b-tree From: Eldad Yamin To: user@cassandra.apache.org Content-Type: multipart/alternative; boundary=20cf30291d0eed135e04a88618a6 --20cf30291d0eed135e04a88618a6 Content-Type: text/plain; charset=ISO-8859-1 Hello, Is there any good way of storing a binary-tree in Cassandra? I wonder if someone already implement something like that and how accomplished that without transaction supports (while the tree keep evolving)? I'm asking that becouse I want to save geospatial-data, and SimpleGeo did it using b-tree: http://www.readwriteweb.com/cloud/2011/02/video-simplegeo-cassandra.php Thanks! --20cf30291d0eed135e04a88618a6 Content-Type: text/html; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable
Hello,
Is there any good way of storing a b= inary-tree in Cassandra?
I wonder if someone already implement so= mething like that and how accomplished that without transaction supports (w= hile the tree keep evolving)?

I'm asking that becouse I want to save geospatial-d= ata, and SimpleGeo did it using b-tree:

Thanks!
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