Return-Path: X-Original-To: apmail-hbase-user-archive@www.apache.org Delivered-To: apmail-hbase-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 4488D909C for ; Thu, 16 May 2013 18:49:28 +0000 (UTC) Received: (qmail 72635 invoked by uid 500); 16 May 2013 18:49:26 -0000 Delivered-To: apmail-hbase-user-archive@hbase.apache.org Received: (qmail 72596 invoked by uid 500); 16 May 2013 18:49:26 -0000 Mailing-List: contact user-help@hbase.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: user@hbase.apache.org Delivered-To: mailing list user@hbase.apache.org Received: (qmail 72586 invoked by uid 99); 16 May 2013 18:49:26 -0000 Received: from athena.apache.org (HELO athena.apache.org) (140.211.11.136) by apache.org (qpsmtpd/0.29) with ESMTP; Thu, 16 May 2013 18:49:26 +0000 X-ASF-Spam-Status: No, hits=1.5 required=5.0 tests=HTML_MESSAGE,RCVD_IN_DNSWL_LOW,SPF_PASS X-Spam-Check-By: apache.org Received-SPF: pass (athena.apache.org: domain of varun@pinterest.com designates 209.85.223.175 as permitted sender) Received: from [209.85.223.175] (HELO mail-ie0-f175.google.com) (209.85.223.175) by apache.org (qpsmtpd/0.29) with ESMTP; Thu, 16 May 2013 18:49:21 +0000 Received: by mail-ie0-f175.google.com with SMTP id s9so7338977iec.34 for ; Thu, 16 May 2013 11:49:00 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20120113; h=mime-version:x-received:date:message-id:subject:from:to :content-type:x-gm-message-state; bh=SZXCE6GAw1Mh8/YA5A/xhEIcswD1trmPeckeMKR5Eho=; b=UztOkltS50BOLJFXJyfYcZ3+i8TfSRTbegVRQMvuIQG8M832OhUkuofULWe62mkbPY da9yVUpq484XKK3mkRWeXdrDGk+5ix2SkOpGdF/0xN8Q11ZZSdDPxndTixZ3bt9vvDQt pZ3j0GFeqco2RcMoWP8MqKAuEAty3wqAfxuX57Kw/a3O75qzWR0l3aJAhFX/9mvFBxnF ACHoCIDHOUJpE195cvJNq0EBde9nZa4oLYmf5L/hdmu1UKt6kKgzW3tJbxJIkEd4qBaA q/mvtKqmWpdaeWG0w31gicg+Q8v+SxO0k13bClOAMFW4iwW+jF5GHn5W9M+oF/RHthc2 PNFA== MIME-Version: 1.0 X-Received: by 10.50.128.101 with SMTP id nn5mr10626380igb.82.1368730140317; Thu, 16 May 2013 11:49:00 -0700 (PDT) Received: by 10.231.12.138 with HTTP; Thu, 16 May 2013 11:49:00 -0700 (PDT) Date: Thu, 16 May 2013 11:49:00 -0700 Message-ID: Subject: Key Value collision From: Varun Sharma To: user@hbase.apache.org Content-Type: multipart/alternative; boundary=089e013c5d28cea58e04dcda5134 X-Gm-Message-State: ALoCoQl+NT+lYlivSA/5PvnfvKZBcixEJzCZRfXnqF26C+VgiwNAm28nl2n3F4ld/9G2Hdqet4KT X-Virus-Checked: Checked by ClamAV on apache.org --089e013c5d28cea58e04dcda5134 Content-Type: text/plain; charset=ISO-8859-1 Hi, I am wondering what happens when we add the following: row, col, timestamp --> v1 A flush happens. Now, we add row, col, timestamp --> v2 A flush happens again. In this case if MAX_VERSIONS == 1, how is the tie broken during reads and during minor compactions, is it arbitrary ? Thanks Varun --089e013c5d28cea58e04dcda5134--