From user-return-28546-apmail-cassandra-user-archive=cassandra.apache.org@cassandra.apache.org Tue Sep 4 07:55:00 2012 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 7FFBCDB7E for ; Tue, 4 Sep 2012 07:55:00 +0000 (UTC) Received: (qmail 67367 invoked by uid 500); 4 Sep 2012 07:54:58 -0000 Delivered-To: apmail-cassandra-user-archive@cassandra.apache.org Received: (qmail 67134 invoked by uid 500); 4 Sep 2012 07:54:57 -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 67112 invoked by uid 99); 4 Sep 2012 07:54:57 -0000 Received: from athena.apache.org (HELO athena.apache.org) (140.211.11.136) by apache.org (qpsmtpd/0.29) with ESMTP; Tue, 04 Sep 2012 07:54:57 +0000 X-ASF-Spam-Status: No, hits=-0.7 required=5.0 tests=FSL_RCVD_USER,RCVD_IN_DNSWL_LOW,SPF_PASS X-Spam-Check-By: apache.org Received-SPF: pass (athena.apache.org: domain of sylvain@datastax.com designates 209.85.160.44 as permitted sender) Received: from [209.85.160.44] (HELO mail-pb0-f44.google.com) (209.85.160.44) by apache.org (qpsmtpd/0.29) with ESMTP; Tue, 04 Sep 2012 07:54:52 +0000 Received: by pbbrr4 with SMTP id rr4so8721996pbb.31 for ; Tue, 04 Sep 2012 00:54:31 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20120113; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :content-type:content-transfer-encoding:x-gm-message-state; bh=ojs81NWFKq6z42D+5oCvtoBWZEu7Ea2dE/0+DP11phA=; b=AVZvGPyGncxoZfvcb/i5g38sFOD0QTOSFA0bM74JKKYxwj/BwJwDrmGKjgVvftTk+T RWLrbj1gfp6A7A7MrnJjX01I47nZGSlO+KF6RzO7rEgVyGNyqSVZLzmFXdLDZhgmIHBJ KO/qmEURvaMLwHl+ce3fEX2TfTtRtcsECmed6/Hlzpd+HcGcczvm1XKWRZTLgHvfhcIc t8DPRYpKZI31/dHSEhaofOqOhfhH0zei1/FCErcNfj7lhsyDjWLbPS1CTtK6BlXFqYqg oqTzmlLDvmza1xzTgBa8sdYBCv3QAqKerQX5Nb0BfAgnSszgp6vKVVCCYY8hInMUaceX tZzw== MIME-Version: 1.0 Received: by 10.66.87.2 with SMTP id t2mr39410363paz.6.1346745271668; Tue, 04 Sep 2012 00:54:31 -0700 (PDT) Received: by 10.68.228.202 with HTTP; Tue, 4 Sep 2012 00:54:31 -0700 (PDT) In-Reply-To: References: Date: Tue, 4 Sep 2012 09:54:31 +0200 Message-ID: Subject: Re: are asynchronous schema updates possible ? From: Sylvain Lebresne To: user@cassandra.apache.org Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable X-Gm-Message-State: ALoCoQlZfi297MnXvwR3nzTE7SN8m4AeZHsKGf6AlHuhHqWW21+rlZfmoCma9BhVHh2sS+J8q2+s X-Virus-Checked: Checked by ClamAV on apache.org To add to Aaron response, you can update a CF concurrently in 1.1 already. However, you cannot create multiple CF concurrently just yet, but that will be fixed in 1.2. -- Sylvain On Sun, Aug 26, 2012 at 11:04 PM, aaron morton wr= ote: > Concurrent schema changes are coming in 1.2. > > I could not find a single issue that covered it, that may be my bad searc= h > fu. The issues for 1.2 are here > https://issues.apache.org/jira/browse/CASSANDRA/fixforversion/12319262 > > Cheers > > ----------------- > Aaron Morton > Freelance Developer > @aaronmorton > http://www.thelastpickle.com > > On 24/08/2012, at 7:06 PM, =D0=98=D0=BB=D1=8C=D1=8F =D0=A8=D0=B8=D0=BF=D0= =B8=D1=86=D0=B8=D0=BD wrote: > > Hello! > > we are looking into concurent schema updates (when multiple instances of > application create CFs at once. > > at the http://wiki.apache.org/cassandra/MultiTenant there's open ticket > 1391, it is said it is still open. > however, in jura is said "1.1.0 is fixed" > > can schema be updated asynchrously on 1.1.x ? or not ? > if multiple server create the same CF ? > > Cheers, > Ilya Shipitsin > >