Return-Path: Delivered-To: apmail-lucene-hadoop-dev-archive@locus.apache.org Received: (qmail 15933 invoked from network); 25 Jun 2007 23:06:47 -0000 Received: from hermes.apache.org (HELO mail.apache.org) (140.211.11.2) by minotaur.apache.org with SMTP; 25 Jun 2007 23:06:47 -0000 Received: (qmail 48174 invoked by uid 500); 25 Jun 2007 23:06:50 -0000 Delivered-To: apmail-lucene-hadoop-dev-archive@lucene.apache.org Received: (qmail 48143 invoked by uid 500); 25 Jun 2007 23:06:50 -0000 Mailing-List: contact hadoop-dev-help@lucene.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: hadoop-dev@lucene.apache.org Delivered-To: mailing list hadoop-dev@lucene.apache.org Received: (qmail 48134 invoked by uid 99); 25 Jun 2007 23:06:50 -0000 Received: from herse.apache.org (HELO herse.apache.org) (140.211.11.133) by apache.org (qpsmtpd/0.29) with ESMTP; Mon, 25 Jun 2007 16:06:50 -0700 X-ASF-Spam-Status: No, hits=-100.0 required=10.0 tests=ALL_TRUSTED X-Spam-Check-By: apache.org Received: from [140.211.11.4] (HELO brutus.apache.org) (140.211.11.4) by apache.org (qpsmtpd/0.29) with ESMTP; Mon, 25 Jun 2007 16:06:46 -0700 Received: from brutus (localhost [127.0.0.1]) by brutus.apache.org (Postfix) with ESMTP id D6FE6714187 for ; Mon, 25 Jun 2007 16:06:25 -0700 (PDT) Message-ID: <6270386.1182812785877.JavaMail.jira@brutus> Date: Mon, 25 Jun 2007 16:06:25 -0700 (PDT) From: "Jim Kellerman (JIRA)" To: hadoop-dev@lucene.apache.org Subject: [jira] Resolved: (HADOOP-1399) Provide the ability to cache column data in memory In-Reply-To: <14762632.1179772336126.JavaMail.jira@brutus> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit X-Virus-Checked: Checked by ClamAV on apache.org [ https://issues.apache.org/jira/browse/HADOOP-1399?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Jim Kellerman resolved HADOOP-1399. ----------------------------------- Resolution: Duplicate Duplicate of HADOOP-1398 > Provide the ability to cache column data in memory > -------------------------------------------------- > > Key: HADOOP-1399 > URL: https://issues.apache.org/jira/browse/HADOOP-1399 > Project: Hadoop > Issue Type: New Feature > Components: contrib/hbase > Reporter: Jim Kellerman > Priority: Minor > > Bigtable allows column families to be served out of memory to reduce disk accesses. > Issues with this are: > - need region server row/value caching and block caching > - maintaining read cache coherency while writes are on-going. -- This message is automatically generated by JIRA. - You can reply to this email to add a comment to the issue online.