Return-Path: X-Original-To: apmail-cassandra-user-archive@www.apache.org Delivered-To: apmail-cassandra-user-archive@www.apache.org Received: from mail.apache.org (hermes.apache.org [140.211.11.3]) by minotaur.apache.org (Postfix) with SMTP id 50C606A32 for ; Fri, 20 May 2011 16:58:45 +0000 (UTC) Received: (qmail 92645 invoked by uid 500); 20 May 2011 16:58:43 -0000 Delivered-To: apmail-cassandra-user-archive@cassandra.apache.org Received: (qmail 92611 invoked by uid 500); 20 May 2011 16:58:43 -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 92603 invoked by uid 99); 20 May 2011 16:58:43 -0000 Received: from athena.apache.org (HELO athena.apache.org) (140.211.11.136) by apache.org (qpsmtpd/0.29) with ESMTP; Fri, 20 May 2011 16:58:43 +0000 X-ASF-Spam-Status: No, hits=-0.7 required=5.0 tests=FREEMAIL_FROM,RCVD_IN_DNSWL_LOW,RFC_ABUSE_POST,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 74.125.82.172 as permitted sender) Received: from [74.125.82.172] (HELO mail-wy0-f172.google.com) (74.125.82.172) by apache.org (qpsmtpd/0.29) with ESMTP; Fri, 20 May 2011 16:58:38 +0000 Received: by wyb29 with SMTP id 29so3300934wyb.31 for ; Fri, 20 May 2011 09:58:17 -0700 (PDT) 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:content-type:content-transfer-encoding; bh=XBaLTyEqRPBVvooRB135M8IhBzk0/iYZr3aVqP3QNl0=; b=BKvDjyt2uohVInd0un9fhmAq/omjtkbMWkxvml32IjMymfhNt9NUIImLK7K6KlxOaC wrHus6qpLPl9SF4RZgdHgAwoFPYkoPWAcPypzIED5mmFmkp+PefOZ9OKWAdrNQphyDEb sytQpIX3kVE+TprpNg04ag3E9s173PhWl6Dz4= 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 :content-type:content-transfer-encoding; b=qJuLGD+Ej2BWKolE4N2ovf5Jq/L/iAu9aOaEC/32B6z2q4ly37fH0eWYyEWpe/YTI0 M4Gjjkk6DampaNsuZq64tnO+TpRanYqFZwDBEUH0C0zXaH6mOVp1eyYLCvwxch6bKWZ6 XiwgwHc1ILVPZfjgSL+Gp4dlXuEUE9fcuwCYQ= Received: by 10.216.27.67 with SMTP id d45mr4411388wea.21.1305910697103; Fri, 20 May 2011 09:58:17 -0700 (PDT) MIME-Version: 1.0 Received: by 10.216.17.15 with HTTP; Fri, 20 May 2011 09:57:57 -0700 (PDT) In-Reply-To: References: From: Jonathan Ellis Date: Fri, 20 May 2011 11:57:57 -0500 Message-ID: Subject: Re: simple implementation of counters To: user@cassandra.apache.org Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable On Fri, May 20, 2011 at 5:55 AM, Sasha Dolgy wrote: > First question I have is about the definition. =A0A column within a > standard column family cannot be a counter column type? Right. https://issues.apache.org/jira/browse/CASSANDRA-2614 is open to address this but that's going to be post-0.8.0. > Second question: =A0If I want to implement counters, they have to exist > in a seperate column family from the rest of my data? Isn't that the same as the first question? :) --=20 Jonathan Ellis Project Chair, Apache Cassandra co-founder of DataStax, the source for professional Cassandra support http://www.datastax.com