Return-Path: 
 <user-return-27849-apmail-cassandra-user-archive=cassandra.apache.org@cassandra.apache.org>
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 31215CF34
	for <apmail-cassandra-user-archive@www.apache.org>;
 Fri, 27 Jul 2012 08:34:51 +0000 (UTC)
Received: (qmail 97617 invoked by uid 500); 27 Jul 2012 08:34:48 -0000
Delivered-To: apmail-cassandra-user-archive@cassandra.apache.org
Received: (qmail 97583 invoked by uid 500); 27 Jul 2012 08:34:48 -0000
Mailing-List: contact user-help@cassandra.apache.org; run by ezmlm
Precedence: bulk
List-Help: <mailto:user-help@cassandra.apache.org>
List-Unsubscribe: <mailto:user-unsubscribe@cassandra.apache.org>
List-Post: <mailto:user@cassandra.apache.org>
List-Id: <user.cassandra.apache.org>
Reply-To: user@cassandra.apache.org
Delivered-To: mailing list user@cassandra.apache.org
Received: (qmail 97570 invoked by uid 99); 27 Jul 2012 08:34:48 -0000
Received: from nike.apache.org (HELO nike.apache.org) (192.87.106.230)
    by apache.org (qpsmtpd/0.29) with ESMTP; Fri, 27 Jul 2012 08:34:48 +0000
X-ASF-Spam-Status: No, hits=1.5 required=5.0
	tests=FSL_RCVD_USER,HTML_MESSAGE,RCVD_IN_DNSWL_LOW,SPF_PASS
X-Spam-Check-By: apache.org
Received-SPF: pass (nike.apache.org: domain of ares.tang@gmail.com designates
 209.85.213.172 as permitted sender)
Received: from [209.85.213.172] (HELO mail-yx0-f172.google.com)
 (209.85.213.172)
    by apache.org (qpsmtpd/0.29) with ESMTP; Fri, 27 Jul 2012 08:34:40 +0000
Received: by yenq13 with SMTP id q13so3180065yen.31
        for <user@cassandra.apache.org>; Fri, 27 Jul 2012 01:34:19 -0700 (PDT)
DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed;
        d=gmail.com; s=20120113;
        h=mime-version:in-reply-to:references:date:message-id:subject:from:to
         :content-type;
        bh=u5Cz6aJ0HjGoXLlqP4At/lc8G+C4j+/eR687FTt8a/o=;
        b=ulTUjJ7gv6kFfDdvsbuFOeboQ3CXPGCHNu7x2lnEmFbqzq7lOgxVgmcLRcHDFNpkAj
         2FnTh9Du4PJeYgLMmXbTHkSqlAYJGQv7N3pZs/JAODU8N1cUH4V3wwCZvnCVtumwe/Hv
         s1e2tRJsQWAacR13QuNwdaYpH61o7uZG4QRxl5TzvyGu1LOM5H1S5FdJd8KaPWqT7lVq
         3J7BRIMRCl7CfpgfmKiupcDBEX4aaMY/UVae0iSegg+t9Upocv2WCPpnjyEM9INd4qKd
         xuCWFBDQG2xDuwY7YHXAaPwxnbrqgRB8AWTURnvPdT6gLLexnLgviChmw7vC3Zj9VuHG
         VUgg==
MIME-Version: 1.0
Received: by 10.43.69.12 with SMTP id ya12mr951423icb.50.1343378059477; Fri,
 27 Jul 2012 01:34:19 -0700 (PDT)
Received: by 10.50.183.170 with HTTP; Fri, 27 Jul 2012 01:34:19 -0700 (PDT)
In-Reply-To: 
 <CAFHpkQG6fnz_m3Hg_wW_KQGcPukVg89z4Oi4omfFB5L23a0jYw@mail.gmail.com>
References: 
 <CAFHpkQG6fnz_m3Hg_wW_KQGcPukVg89z4Oi4omfFB5L23a0jYw@mail.gmail.com>
Date: Fri, 27 Jul 2012 16:34:19 +0800
Message-ID: 
 <CAFb+LUy+9DYUgR_dOcW+XOnd8zuiNg7R=TSEpU9=KoUnw6FyCw@mail.gmail.com>
Subject: Re: is it possible to disable compaction per CF ?
From: Jason Tang <ares.tang@gmail.com>
To: user@cassandra.apache.org
Content-Type: multipart/alternative; boundary=bcaec51d29c208c30004c5cb9479

--bcaec51d29c208c30004c5cb9479
Content-Type: text/plain; charset=KOI8-R
Content-Transfer-Encoding: quoted-printable

setMaxCompactionThreshold(0)
setMinCompactionThreshold(0)

2012/7/27 =E9=CC=D8=D1 =FB=C9=D0=C9=C3=C9=CE <chipitsine@gmail.com>

> Hello!
>
> if we are dealing with append-only data model, so what if I disable
> compaction on certain CF ?
> any side effect ?
>
> can I do it with
>
> "update column family .... with compaction_strategy =3D null " ?
>
> Cheers,
> Ilya Shipitsin
>

--bcaec51d29c208c30004c5cb9479
Content-Type: text/html; charset=KOI8-R
Content-Transfer-Encoding: quoted-printable

<span style=3D"font-family:Arial,FreeSans,Helvetica,sans-serif;font-size:13=
px;line-height:17px;background-color:rgb(240,240,240)">setMaxCompactionThre=
shold(0)</span><div><span style=3D"font-family:Arial,FreeSans,Helvetica,san=
s-serif;font-size:13px;line-height:17px;background-color:rgb(240,240,240)">=
setMinCompactionThreshold(0)</span><font face=3D"Arial, FreeSans, Helvetica=
, sans-serif"><span style=3D"line-height:17px"><br>
</span></font><br><div class=3D"gmail_quote">2012/7/27 =E9=CC=D8=D1 =FB=C9=
=D0=C9=C3=C9=CE <span dir=3D"ltr">&lt;<a href=3D"mailto:chipitsine@gmail.co=
m" target=3D"_blank">chipitsine@gmail.com</a>&gt;</span><br><blockquote cla=
ss=3D"gmail_quote" style=3D"margin:0 0 0 .8ex;border-left:1px #ccc solid;pa=
dding-left:1ex">
<div>Hello!</div><div>=9A</div><div>if we are dealing with append-only data=
 model, so what if I disable compaction on certain CF ?</div><div>any side =
effect ?</div><div>=9A</div><div>can I do it with</div><div>=9A</div><div>&=
quot;update column family .... with compaction_strategy =3D null &quot; ?</=
div>

<div>=9A</div><div>Cheers,</div><div>Ilya Shipitsin</div>
</blockquote></div><br></div>

--bcaec51d29c208c30004c5cb9479--