Return-Path: Delivered-To: apmail-cassandra-user-archive@www.apache.org Received: (qmail 98295 invoked from network); 7 Mar 2011 16:48:38 -0000 Received: from hermes.apache.org (HELO mail.apache.org) (140.211.11.3) by minotaur.apache.org with SMTP; 7 Mar 2011 16:48:38 -0000 Received: (qmail 63005 invoked by uid 500); 7 Mar 2011 16:48:36 -0000 Delivered-To: apmail-cassandra-user-archive@cassandra.apache.org Received: (qmail 62978 invoked by uid 500); 7 Mar 2011 16:48:36 -0000 Mailing-List: contact user-help@cassandra.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: user@cassandra.apache.org Delivered-To: mailing list user@cassandra.apache.org Received: (qmail 62969 invoked by uid 99); 7 Mar 2011 16:48:36 -0000 Received: from athena.apache.org (HELO athena.apache.org) (140.211.11.136) by apache.org (qpsmtpd/0.29) with ESMTP; Mon, 07 Mar 2011 16:48:36 +0000 X-ASF-Spam-Status: No, hits=-0.7 required=5.0 tests=FREEMAIL_FROM,RCVD_IN_DNSWL_LOW,SPF_PASS,T_TO_NO_BRKTS_FREEMAIL X-Spam-Check-By: apache.org Received-SPF: pass (athena.apache.org: domain of jbellis@gmail.com designates 209.85.212.44 as permitted sender) Received: from [209.85.212.44] (HELO mail-vw0-f44.google.com) (209.85.212.44) by apache.org (qpsmtpd/0.29) with ESMTP; Mon, 07 Mar 2011 16:48:31 +0000 Received: by vws6 with SMTP id 6so4531525vws.31 for ; Mon, 07 Mar 2011 08:48:11 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:mime-version:in-reply-to:references:from:date :message-id:subject:to:cc:content-type; bh=eX0yiE1WpP81eHDsp3ZEkkGIxIL+ndiE8/lyXvnsDho=; b=ul29XLgx+2hydSgYqoxq5F4lLO4Js/1Fks1ghW+E5QPGm/hq5cu2mx9mEK3F3GWVtW yNnf8Yr3NQT9NRkF/Dx5zIDszzig1FOlPH7ulGKgBq0KMwq1S1JaatwET+Pdp4UkA6ra WmXbcWnK7OgZnCrvVCPct6Wp2vAOZU5+Xfl0I= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=mime-version:in-reply-to:references:from:date:message-id:subject:to :cc:content-type; b=GcbiJbzcUZHvAnIKHzJ8j4aoCAsXXwWzAtP5e63SeYWbLy6uyiNVMNdxpj8BDFUDTD Re1Z/xhWgOnufDzbDDiox1FO4LmP+e9adxoqErKMySghrCUvt/mgLQ2ETSDAzmiBaYlM t9T792DZ7sN26Srri10RBn8GXPmRQ2vbJNboo= Received: by 10.52.94.5 with SMTP id cy5mr1421226vdb.292.1299516491088; Mon, 07 Mar 2011 08:48:11 -0800 (PST) MIME-Version: 1.0 Received: by 10.52.161.135 with HTTP; Mon, 7 Mar 2011 08:47:51 -0800 (PST) In-Reply-To: References: From: Jonathan Ellis Date: Mon, 7 Mar 2011 10:47:51 -0600 Message-ID: Subject: Re: Is secondary index consistent with its base table? To: user@cassandra.apache.org Cc: Alvin UW Content-Type: text/plain; charset=ISO-8859-1 Yes, this is guaranteed the same way single-row updates are guaranteed to be atomic (the commitlog). On Mon, Mar 7, 2011 at 10:13 AM, Alvin UW wrote: > Hello, > > I was wondering whether Secondary Index is consistent with its base table? > How did you guarantee the consistency? > > Thanks > > Alvin > -- Jonathan Ellis Project Chair, Apache Cassandra co-founder of DataStax, the source for professional Cassandra support http://www.datastax.com