Return-Path: Delivered-To: apmail-incubator-couchdb-user-archive@locus.apache.org Received: (qmail 60319 invoked from network); 16 Jul 2008 11:37:03 -0000 Received: from hermes.apache.org (HELO mail.apache.org) (140.211.11.2) by minotaur.apache.org with SMTP; 16 Jul 2008 11:37:03 -0000 Received: (qmail 95491 invoked by uid 500); 16 Jul 2008 11:37:02 -0000 Delivered-To: apmail-incubator-couchdb-user-archive@incubator.apache.org Received: (qmail 95462 invoked by uid 500); 16 Jul 2008 11:37:02 -0000 Mailing-List: contact couchdb-user-help@incubator.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: couchdb-user@incubator.apache.org Delivered-To: mailing list couchdb-user@incubator.apache.org Received: (qmail 95439 invoked by uid 99); 16 Jul 2008 11:37:02 -0000 Received: from athena.apache.org (HELO athena.apache.org) (140.211.11.136) by apache.org (qpsmtpd/0.29) with ESMTP; Wed, 16 Jul 2008 04:37:02 -0700 X-ASF-Spam-Status: No, hits=1.4 required=10.0 tests=FS_REPLICA,RCVD_IN_DNSWL_LOW,SPF_NEUTRAL X-Spam-Check-By: apache.org Received-SPF: neutral (athena.apache.org: local policy) Received: from [209.68.5.9] (HELO relay00.pair.com) (209.68.5.9) by apache.org (qpsmtpd/0.29) with SMTP; Wed, 16 Jul 2008 11:36:09 +0000 Received: (qmail 38155 invoked from network); 16 Jul 2008 11:36:30 -0000 Received: from unknown (HELO ?192.168.1.199?) (unknown) by unknown with SMTP; 16 Jul 2008 11:36:30 -0000 X-pair-Authenticated: 96.33.90.152 Message-Id: <585B3B9B-8BE6-4738-A0FF-9F46B5A97452@apache.org> From: Damien Katz To: couchdb-user@incubator.apache.org In-Reply-To: Content-Type: text/plain; charset=US-ASCII; format=flowed; delsp=yes Content-Transfer-Encoding: 7bit Mime-Version: 1.0 (Apple Message framework v926) Subject: Re: replication usage? creating dupes? Date: Wed, 16 Jul 2008 07:36:30 -0400 References: <8949D592-56FE-42E4-94E5-388B681C2BB2@gmail.com> <6f7ea56f0807151040l3d1be21cvdac9913cd214f0c7@mail.gmail.com> <6E29F30A-62C7-40FE-BEA2-BE5EFB89DF4C@apache.org> X-Mailer: Apple Mail (2.926) X-Virus-Checked: Checked by ClamAV on apache.org On Jul 16, 2008, at 5:15 AM, Jan Lehnardt wrote: >> But it should not be the case that replication causes duplicates. >> Replication uses only idempotent requests, making that unlikely >> (but I won't say impossible). > > I'm a bit surprised by that. Isn't that something the storage > engine's concurrency control should catch? It shouldn't be possible and I don't think it is possible. But I still won't say "impossible", I've been wrong too many time in the past. ;) -Damien