Return-Path: Delivered-To: apmail-lucene-java-dev-archive@www.apache.org Received: (qmail 95998 invoked from network); 25 Sep 2006 17:59:28 -0000 Received: from hermes.apache.org (HELO mail.apache.org) (209.237.227.199) by minotaur.apache.org with SMTP; 25 Sep 2006 17:59:28 -0000 Received: (qmail 2279 invoked by uid 500); 25 Sep 2006 17:59:26 -0000 Delivered-To: apmail-lucene-java-dev-archive@lucene.apache.org Received: (qmail 2234 invoked by uid 500); 25 Sep 2006 17:59:26 -0000 Mailing-List: contact java-dev-help@lucene.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: java-dev@lucene.apache.org Delivered-To: mailing list java-dev@lucene.apache.org Received: (qmail 2223 invoked by uid 99); 25 Sep 2006 17:59:26 -0000 Received: from idunn.apache.osuosl.org (HELO idunn.apache.osuosl.org) (140.211.166.84) by apache.org (qpsmtpd/0.29) with ESMTP; Mon, 25 Sep 2006 10:59:25 -0700 Authentication-Results: idunn.apache.osuosl.org smtp.mail=chenjian1227@gmail.com; spf=pass Authentication-Results: idunn.apache.osuosl.org header.from=chenjian1227@gmail.com; domainkeys=good X-ASF-Spam-Status: No, hits=2.5 required=5.0 tests=DNS_FROM_RFC_ABUSE,HTML_MESSAGE Received-SPF: pass (idunn.apache.osuosl.org: domain gmail.com designates 66.249.92.168 as permitted sender) DomainKey-Status: good X-DomainKeys: Ecelerity dk_validate implementing draft-delany-domainkeys-base-01 Received: from [66.249.92.168] ([66.249.92.168:37082] helo=ug-out-1314.google.com) by idunn.apache.osuosl.org (ecelerity 2.1.1.8 r(12930)) with ESMTP id BC/ED-13750-FE818154 for ; Mon, 25 Sep 2006 10:59:14 -0700 Received: by ug-out-1314.google.com with SMTP id k40so524540ugc for ; Mon, 25 Sep 2006 10:59:02 -0700 (PDT) DomainKey-Signature: a=rsa-sha1; q=dns; c=nofws; s=beta; d=gmail.com; h=received:message-id:date:from:to:subject:in-reply-to:mime-version:content-type:references; b=HNQcbmgaRvucSScZSmjF6mWCfHjc3U4LL7cZy0/dN3nNoOY31Tr0J+JWDU0JR5einDmzSP9rbyz+9YplfC1G+YsMrtabvtQ2KMxgfWWH4jEmMs4ovKBwcrlPx9Q5wbSgMZy9OPSgvDZZJ9lq/ljkcbY5hH5+JRqB1uGOxXv4kBI= Received: by 10.67.21.11 with SMTP id y11mr3618097ugi; Mon, 25 Sep 2006 10:59:02 -0700 (PDT) Received: by 10.66.239.10 with HTTP; Mon, 25 Sep 2006 10:59:02 -0700 (PDT) Message-ID: <7ca123910609251059r47e8844al4b5dec6ce50cfe71@mail.gmail.com> Date: Mon, 25 Sep 2006 10:59:02 -0700 From: "jian chen" To: java-dev@lucene.apache.org, simon.willnauer@gmail.com Subject: Re: Using Database instead of File system In-Reply-To: MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_Part_41438_21635015.1159207142487" References: <9C26519DEB881E40A7FBA40382C24B2837E499@sabmain.sabratec.com> X-Spam-Rating: minotaur.apache.org 1.6.2 0/1000/N ------=_Part_41438_21635015.1159207142487 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Content-Disposition: inline For real search engine, performance is the most important factor. I think file system based system is better than storing the indexes in database because of the pure speed you will get. Cheers, Jian On 9/25/06, Simon Willnauer wrote: > > Have a look at the compass framework > http://www.opensymphony.com/compass/ > > Compass also provides a Lucene Jdbc Directory implementation, allowing > storing Lucene index within a database for both pure Lucene > applications and Compass enabled applications. > > best regards simon > > On 9/25/06, Reuven Ivgi wrote: > > Hello, > > > > I have just started to work with Lucene > > > > Is it possible to define the index files of lucene to be on a database > > (such as MySql), just for backup and restore porposes > > > > Thanks in Advance > > > > > > > > Reuven Ivgi > > > > > > > > > > > > --------------------------------------------------------------------- > To unsubscribe, e-mail: java-dev-unsubscribe@lucene.apache.org > For additional commands, e-mail: java-dev-help@lucene.apache.org > > ------=_Part_41438_21635015.1159207142487--