Return-Path: X-Original-To: archive-asf-public-internal@cust-asf2.ponee.io Delivered-To: archive-asf-public-internal@cust-asf2.ponee.io Received: from cust-asf.ponee.io (cust-asf.ponee.io [163.172.22.183]) by cust-asf2.ponee.io (Postfix) with ESMTP id 7BE08200B81 for ; Tue, 30 Aug 2016 08:18:32 +0200 (CEST) Received: by cust-asf.ponee.io (Postfix) id 7A42B160AC8; Tue, 30 Aug 2016 06:18:32 +0000 (UTC) Delivered-To: archive-asf-public@cust-asf.ponee.io Received: from mail.apache.org (hermes.apache.org [140.211.11.3]) by cust-asf.ponee.io (Postfix) with SMTP id C0501160AB8 for ; Tue, 30 Aug 2016 08:18:31 +0200 (CEST) Received: (qmail 23870 invoked by uid 500); 30 Aug 2016 06:18:30 -0000 Mailing-List: contact dev-help@hbase.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: dev@hbase.apache.org Delivered-To: mailing list dev@hbase.apache.org Received: (qmail 23848 invoked by uid 99); 30 Aug 2016 06:18:30 -0000 Received: from pnap-us-west-generic-nat.apache.org (HELO spamd1-us-west.apache.org) (209.188.14.142) by apache.org (qpsmtpd/0.29) with ESMTP; Tue, 30 Aug 2016 06:18:30 +0000 Received: from localhost (localhost [127.0.0.1]) by spamd1-us-west.apache.org (ASF Mail Server at spamd1-us-west.apache.org) with ESMTP id 94CB2C0B1D; Tue, 30 Aug 2016 06:18:29 +0000 (UTC) X-Virus-Scanned: Debian amavisd-new at spamd1-us-west.apache.org X-Spam-Flag: NO X-Spam-Score: 1.179 X-Spam-Level: * X-Spam-Status: No, score=1.179 tagged_above=-999 required=6.31 tests=[DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, HTML_MESSAGE=2, RCVD_IN_DNSWL_LOW=-0.7, RCVD_IN_MSPIKE_H3=-0.01, RCVD_IN_MSPIKE_WL=-0.01, SPF_PASS=-0.001] autolearn=disabled Authentication-Results: spamd1-us-west.apache.org (amavisd-new); dkim=pass (2048-bit key) header.d=gmail.com Received: from mx1-lw-eu.apache.org ([10.40.0.8]) by localhost (spamd1-us-west.apache.org [10.40.0.7]) (amavisd-new, port 10024) with ESMTP id s1wb27wj40iN; Tue, 30 Aug 2016 06:18:28 +0000 (UTC) Received: from mail-oi0-f46.google.com (mail-oi0-f46.google.com [209.85.218.46]) by mx1-lw-eu.apache.org (ASF Mail Server at mx1-lw-eu.apache.org) with ESMTPS id A73805F248; Tue, 30 Aug 2016 06:18:27 +0000 (UTC) Received: by mail-oi0-f46.google.com with SMTP id c15so13274636oig.0; Mon, 29 Aug 2016 23:18:27 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:from:date:message-id:subject:to; bh=m94bgBmj10xHd1wwPLp6f48lNUZsV35ouOGmykGs08I=; b=Si6bLToH1M0WkAObQIhnnylc+/iSds9XstA2YPhRhiQtpwvop0XJThZw7lQ6yaLHog fWj7F7LYuuEEyuCXqO+ODh2qMixB1g+4v+G9S/W8InL39K/aS3Su8B43k7PkUVeYR6Y7 ylP54qWRtjZdg/ZvGXvdQOXTpyE8AD8c5AuEeXuAwdtKqQtey5kznXqMRArZgZGBH+l4 7Y0LdaSc6tAsSA8f1WVUc1lQvFz/SD6Ct5r/B/+6+a0uOYOX0x8cbfBYOWxna2MD3QSL I21HAWjqTYLdQEDF06hamZkVX6FV++Oyp5in0W2zxEezY2RPutydYcojeABlowp+MEdQ CsnQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:mime-version:from:date:message-id:subject:to; bh=m94bgBmj10xHd1wwPLp6f48lNUZsV35ouOGmykGs08I=; b=EriL1AyEBuVoh7eYQbXr8q1bxTjBDhQfOrRf26BhHbWZ8BB3B1lsN4JGrA5yIEJyZb 0GocPqYkmU6bSu3mqW7xQmiqn4MRHukA4A/w1bkTbX2Zg3t1KRegeDx+boxvYwaHN7Ok Xw4S4uYmfZF/eN7dM4PfAVgZQogmiI9Sp5Ij/09gB7lH+bmabtJ7LBAzoDIsErV05rhn whvDIl74e4EioMunPPYfIWSyTXBFmPS0NHnIi+OS39csaZVUuOujQrXuLOLpTgx4DwDn hiBt1yu5wC49R/brhca38zX1eh3Yc3/HvASYZeCzZzZCKjEFaRk9ZqDev9Sag9gQRrQg obzg== X-Gm-Message-State: AE9vXwPXdQaXEkat/EE3uuyaR/Py6sTa3v8Olu4xtIU5gfp8idBvOPo2MYiP9hoG3oIliZfQUF1rud1BOdT+bA== X-Received: by 10.202.114.6 with SMTP id p6mr2026911oic.199.1472537906419; Mon, 29 Aug 2016 23:18:26 -0700 (PDT) MIME-Version: 1.0 Received: by 10.157.21.105 with HTTP; Mon, 29 Aug 2016 23:17:46 -0700 (PDT) From: Manjeet Singh Date: Tue, 30 Aug 2016 11:47:46 +0530 Message-ID: Subject: Avro schema getting changed dynamically To: dev@hbase.apache.org, user@hbase.apache.org Content-Type: multipart/alternative; boundary=001a1137ba2cd4a165053b43f289 archived-at: Tue, 30 Aug 2016 06:18:32 -0000 --001a1137ba2cd4a165053b43f289 Content-Type: text/plain; charset=UTF-8 Hi All, I have use case to put data in avro format in Hbase , I have frequent read write operations but its not a problem. Problem is what if my avro schema get changed how shuld I deal with it? This should in mind what about older data which already inserted in Hbase and now we have new schema. can anyone suggest me solution for the same Thanks Manjeet -- luv all --001a1137ba2cd4a165053b43f289--