Return-Path: X-Original-To: apmail-zookeeper-user-archive@www.apache.org Delivered-To: apmail-zookeeper-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 824498DCE for ; Fri, 16 Sep 2011 00:24:55 +0000 (UTC) Received: (qmail 10824 invoked by uid 500); 16 Sep 2011 00:24:55 -0000 Delivered-To: apmail-zookeeper-user-archive@zookeeper.apache.org Received: (qmail 10798 invoked by uid 500); 16 Sep 2011 00:24:55 -0000 Mailing-List: contact user-help@zookeeper.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: user@zookeeper.apache.org Delivered-To: mailing list user@zookeeper.apache.org Received: (qmail 10790 invoked by uid 99); 16 Sep 2011 00:24:55 -0000 Received: from athena.apache.org (HELO athena.apache.org) (140.211.11.136) by apache.org (qpsmtpd/0.29) with ESMTP; Fri, 16 Sep 2011 00:24:55 +0000 X-ASF-Spam-Status: No, hits=2.2 required=5.0 tests=FREEMAIL_FROM,HTML_MESSAGE,RCVD_IN_DNSWL_NONE,SPF_PASS X-Spam-Check-By: apache.org Received-SPF: pass (athena.apache.org: local policy) Received: from [98.139.91.89] (HELO nm19.bullet.mail.sp2.yahoo.com) (98.139.91.89) by apache.org (qpsmtpd/0.29) with SMTP; Fri, 16 Sep 2011 00:24:45 +0000 Received: from [98.139.91.63] by nm19.bullet.mail.sp2.yahoo.com with NNFMP; 16 Sep 2011 00:24:24 -0000 Received: from [98.139.91.52] by tm3.bullet.mail.sp2.yahoo.com with NNFMP; 16 Sep 2011 00:24:24 -0000 Received: from [127.0.0.1] by omp1052.mail.sp2.yahoo.com with NNFMP; 16 Sep 2011 00:24:24 -0000 X-Yahoo-Newman-Property: ymail-3 X-Yahoo-Newman-Id: 776718.43636.bm@omp1052.mail.sp2.yahoo.com Received: (qmail 25170 invoked by uid 60001); 16 Sep 2011 00:24:24 -0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=yahoo.com; s=s1024; t=1316132664; bh=XrW/Vm393uX96+SwsZOP2OWocaR9CM1WTRUcIPeUUKs=; h=X-YMail-OSG:Received:X-Mailer:Message-ID:Date:From:Reply-To:Subject:To:MIME-Version:Content-Type; b=DKR2ultE+edCAwo9JclQSHtETka3GSxGm9OpxgGRqxQ3SH4vxtV2pS85ZfH6y7mCblKGVoZ3ZZOgOkMYDxEKxQGQIxsSXz5P5x7b8qjkIPOIGt6TJ+aSkORfY39E0xK+MHko/VphEWPvFo0bgchWPu/skJ/3/omkkkfusO53L6A= DomainKey-Signature: a=rsa-sha1; q=dns; c=nofws; s=s1024; d=yahoo.com; h=X-YMail-OSG:Received:X-Mailer:Message-ID:Date:From:Reply-To:Subject:To:MIME-Version:Content-Type; b=gaiwZwSg3/G5cwgzykf3rwtEcSpHMGlCWNQHcflZnAPj4N7KLHsIyR+3g3eBIACUtsEY9u0mZqT7vnOQ6Do/xHAyzRQ3W1r2lZGxl3kY6JYiD3JmrT/Ta/KpQrKO0xOwxuRMFFByrUjSjyTPbrkBcYDACyIhlPSN37vwUYE4TUQ=; X-YMail-OSG: .1rqcwIVM1kCKuAV2tDY9yKh5EhQEn3vurcPHDVuQxyyxt7 6uc9NxYYhaLji0qlWSlIIh5p7fuYY6xYS9qfScNSsRyF3gaWgFCi.wUVnzwt Rlkve1YTfHb2AqrqNN7lo.uCGaNRPhCAuNYap9WiZREc7XOuR85QM2xU4qSx U0Q6fmYWt90WQLBaQlrNTKNfYkS40s_WlX6iPJ6PG6rn8tpw5jSVUF5LHcFa MO6Uh9HYu42W9KcUKswkIKt11tSTBX3nlwHZ2XmKfdEZQ1vgsyX10Nn6nSzs VgrXzpVSX7EU0vVR1.QPOyid5SIeODPr.hhD5i6NleD.ctHmQYgKRN7vzIZ9 Qo7HDeMQhPPMwo9Y1wp140FD3skAwe7vh.oKHk8qh7G4WXAiZ2nQAPShSbJh bUeKcA_M- Received: from [99.119.197.99] by web44908.mail.sp1.yahoo.com via HTTP; Thu, 15 Sep 2011 17:24:24 PDT X-Mailer: YahooMailWebService/0.8.113.315625 Message-ID: <1316132664.10633.YahooMailNeo@web44908.mail.sp1.yahoo.com> Date: Thu, 15 Sep 2011 17:24:24 -0700 (PDT) From: Uday Subbarayan Reply-To: Uday Subbarayan Subject: Usecase: DB Sharding To: "user@zookeeper.apache.org" MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="0-1502309488-1316132664=:10633" --0-1502309488-1316132664=:10633 Content-Type: text/plain; charset=iso-8859-1 Content-Transfer-Encoding: quoted-printable Hey Guys,=0A=A0 =A0 =A0 Any one used ZK for Database sharding? I am thinkin= g something like this-=0A-DB shard info is kept in ZK=0A-Application makes = the call to ZK first to get the shard info (which database server has what = data)=0A-Then application connects to right DB for accessing data.=0A-Any s= hard change is communicated to the app with ZK watch.=0A=0AI see that Racks= pace use case =A0and just checking the community for anyone done it...=0A= =0AThanks,=0A-Uday. --0-1502309488-1316132664=:10633--