From mboxrd@z Thu Jan 1 00:00:00 1970 From: chris@seberino.org Subject: Curious about details of optimization of object database... Date: Fri, 9 Jan 2009 09:46:23 -0800 Message-ID: <20090109174623.GC12552@seberino.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii To: git@vger.kernel.org X-From: git-owner@vger.kernel.org Fri Jan 09 18:48:13 2009 Return-path: Envelope-to: gcvg-git-2@gmane.org Received: from vger.kernel.org ([209.132.176.167]) by lo.gmane.org with esmtp (Exim 4.50) id 1LLLSV-000485-W2 for gcvg-git-2@gmane.org; Fri, 09 Jan 2009 18:47:48 +0100 Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751845AbZAIRqY (ORCPT ); Fri, 9 Jan 2009 12:46:24 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751680AbZAIRqY (ORCPT ); Fri, 9 Jan 2009 12:46:24 -0500 Received: from li30-51.members.linode.com ([65.49.60.51]:51559 "EHLO seberino.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751045AbZAIRqX (ORCPT ); Fri, 9 Jan 2009 12:46:23 -0500 Received: by seberino.org (Postfix, from userid 1000) id 778B218985; Fri, 9 Jan 2009 09:46:23 -0800 (PST) Content-Disposition: inline User-Agent: Mutt/1.5.17+20080114 (2008-01-14) Sender: git-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: git@vger.kernel.org Archived-At: I'm told a commit is *not* a patch (diff), but, rather a copy of the entire tree. Can anyone say, in a few sentences, how git avoids needing to keep multiple slightly different copies of entire files without just storing lots of patches/diffs? cs