Return-Path: Delivered-To: apmail-lucene-hadoop-commits-archive@locus.apache.org Received: (qmail 64732 invoked from network); 15 Jan 2008 12:05:46 -0000 Received: from hermes.apache.org (HELO mail.apache.org) (140.211.11.2) by minotaur.apache.org with SMTP; 15 Jan 2008 12:05:46 -0000 Received: (qmail 94866 invoked by uid 500); 15 Jan 2008 12:05:36 -0000 Delivered-To: apmail-lucene-hadoop-commits-archive@lucene.apache.org Received: (qmail 94844 invoked by uid 500); 15 Jan 2008 12:05:36 -0000 Mailing-List: contact hadoop-commits-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-commits@lucene.apache.org Received: (qmail 94835 invoked by uid 99); 15 Jan 2008 12:05:36 -0000 Received: from athena.apache.org (HELO athena.apache.org) (140.211.11.136) by apache.org (qpsmtpd/0.29) with ESMTP; Tue, 15 Jan 2008 04:05:36 -0800 X-ASF-Spam-Status: No, hits=-100.0 required=10.0 tests=ALL_TRUSTED X-Spam-Check-By: apache.org Received: from [140.211.11.130] (HELO eos.apache.org) (140.211.11.130) by apache.org (qpsmtpd/0.29) with ESMTP; Tue, 15 Jan 2008 12:05:19 +0000 Received: from eos.apache.org (localhost [127.0.0.1]) by eos.apache.org (Postfix) with ESMTP id C4F2BD2D5 for ; Tue, 15 Jan 2008 12:05:25 +0000 (GMT) Content-Type: text/plain; charset="us-ascii" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit From: Apache Wiki To: hadoop-commits@lucene.apache.org Date: Tue, 15 Jan 2008 12:05:25 -0000 Message-ID: <20080115120525.6138.35791@eos.apache.org> Subject: [Lucene-hadoop Wiki] Trivial Update of "HRDF" by udanax X-Virus-Checked: Checked by ClamAV on apache.org Dear Wiki user, You have subscribed to a wiki page or wiki category on "Lucene-hadoop Wiki" for change notification. The following page has been changed by udanax: http://wiki.apache.org/lucene-hadoop/HRDF ------------------------------------------------------------------------------ a column-based storage and adopts various compression techniques, is very good at dealing with nulls in the table + Figure 1. cell of space-time - {{{ - Row - | - | / - | / Timestamp - | / - | / - | / - | / - |/ - +----------------- - Column - }}} === HRDF Query Processor === HRDF Query Processor (HQP) executes RDF queries on RDF data stored in a Hbase table.