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 47224DBB0 for ; Wed, 29 Aug 2012 09:40:32 +0000 (UTC) Received: (qmail 31255 invoked by uid 500); 29 Aug 2012 09:40:30 -0000 Delivered-To: apmail-cassandra-user-archive@cassandra.apache.org Received: (qmail 31215 invoked by uid 500); 29 Aug 2012 09:40:29 -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 31206 invoked by uid 99); 29 Aug 2012 09:40:29 -0000 Received: from nike.apache.org (HELO nike.apache.org) (192.87.106.230) by apache.org (qpsmtpd/0.29) with ESMTP; Wed, 29 Aug 2012 09:40:29 +0000 X-ASF-Spam-Status: No, hits=2.2 required=5.0 tests=FSL_RCVD_USER,HTML_MESSAGE,RCVD_IN_DNSWL_NONE,SPF_PASS X-Spam-Check-By: apache.org Received-SPF: pass (nike.apache.org: local policy) Received: from [208.113.200.5] (HELO homiemail-a82.g.dreamhost.com) (208.113.200.5) by apache.org (qpsmtpd/0.29) with ESMTP; Wed, 29 Aug 2012 09:40:21 +0000 Received: from homiemail-a82.g.dreamhost.com (localhost [127.0.0.1]) by homiemail-a82.g.dreamhost.com (Postfix) with ESMTP id A88B6282060 for ; Wed, 29 Aug 2012 02:40:00 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha1; c=relaxed; d=thelastpickle.com; h=from :content-type:message-id:mime-version:subject:date:references:to :in-reply-to; s=thelastpickle.com; bh=ZH8ntajMbme1LlDvJihqeVj5LS Q=; b=Y1LbT9EUZG/RSiQQSzPzvDheBDv7fW7Y76mkFTyYq/uL4TWyZL65nQofMl rNJeSlGhZxHooPyPMj6hMrIYRGlKBTv3OWV+XUtwcJgyzdBKK74gqKljuDxDAecq UcAXO/7bvH3rLfwCe+7u4uhWvmMNBYIfjAULzn/HL6PVueL9U= Received: from [172.16.1.10] (unknown [203.86.207.101]) (using TLSv1 with cipher AES128-SHA (128/128 bits)) (No client certificate requested) (Authenticated sender: aaron@thelastpickle.com) by homiemail-a82.g.dreamhost.com (Postfix) with ESMTPSA id A264428205F for ; Wed, 29 Aug 2012 02:39:59 -0700 (PDT) From: aaron morton Content-Type: multipart/alternative; boundary="Apple-Mail=_437BDFEE-2AB3-42B2-B0AA-84BE221BB142" Message-Id: <74011649-504B-4882-AA70-8781842E01AD@thelastpickle.com> Mime-Version: 1.0 (Mac OS X Mail 6.0 \(1486\)) Subject: Re: Row level statistics Date: Wed, 29 Aug 2012 21:39:59 +1200 References: To: user@cassandra.apache.org In-Reply-To: X-Mailer: Apple Mail (2.1486) --Apple-Mail=_437BDFEE-2AB3-42B2-B0AA-84BE221BB142 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset=iso-8859-1 > But does cassandra provide statistics at the granularity of rows. No.=20 Cheers ----------------- Aaron Morton Freelance Developer @aaronmorton http://www.thelastpickle.com On 29/08/2012, at 12:05 PM, Shankaranarayanan P N = wrote: > Hello, >=20 > I have seen that cassandra gives CFstats that provide statistics for = the entire CF as such. But does cassandra provide statistics at the = granularity of rows. For instance, is it possible to know out of the box = if a certain key was accessed 'x' times.=20 >=20 > Thanks, > Shankar --Apple-Mail=_437BDFEE-2AB3-42B2-B0AA-84BE221BB142 Content-Transfer-Encoding: quoted-printable Content-Type: text/html; charset=iso-8859-1 But does cassandra provide statistics at the = granularity of = rows.No.

Cheers

http://www.thelastpickle.com

On 29/08/2012, at 12:05 PM, Shankaranarayanan P N <shankarpnsn@gmail.com> = wrote:

Hello,

I have seen that cassandra gives = CFstats that provide statistics for the entire CF as such. But does = cassandra provide statistics at the granularity of rows. For instance, = is it possible to know out of the box if a certain key was accessed 'x' = times.

Thanks,
Shankar

= --Apple-Mail=_437BDFEE-2AB3-42B2-B0AA-84BE221BB142--