Return-Path: Delivered-To: apmail-cassandra-user-archive@www.apache.org Received: (qmail 89286 invoked from network); 22 Sep 2010 01:56:04 -0000 Received: from unknown (HELO mail.apache.org) (140.211.11.3) by 140.211.11.9 with SMTP; 22 Sep 2010 01:56:04 -0000 Received: (qmail 62450 invoked by uid 500); 22 Sep 2010 01:56:02 -0000 Delivered-To: apmail-cassandra-user-archive@cassandra.apache.org Received: (qmail 62402 invoked by uid 500); 22 Sep 2010 01:56:02 -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 62394 invoked by uid 99); 22 Sep 2010 01:56:02 -0000 Received: from athena.apache.org (HELO athena.apache.org) (140.211.11.136) by apache.org (qpsmtpd/0.29) with ESMTP; Wed, 22 Sep 2010 01:56:02 +0000 X-ASF-Spam-Status: No, hits=0.0 required=10.0 tests=FREEMAIL_FROM,RCVD_IN_DNSWL_NONE,SPF_PASS X-Spam-Check-By: apache.org Received-SPF: pass (athena.apache.org: domain of jbellis@gmail.com designates 209.85.216.44 as permitted sender) Received: from [209.85.216.44] (HELO mail-qw0-f44.google.com) (209.85.216.44) by apache.org (qpsmtpd/0.29) with ESMTP; Wed, 22 Sep 2010 01:55:57 +0000 Received: by qwc9 with SMTP id 9so5562742qwc.31 for ; Tue, 21 Sep 2010 18:55:36 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:mime-version:received:received:in-reply-to :references:date:message-id:subject:from:to:content-type :content-transfer-encoding; bh=4U1EhCu8fZvAd+Q1Im4ZPgXl6f+2PtbbuBqQ6niT0NY=; b=ue0WHKI/mrzHuGc4/2+SrxPAsIj9T+WPbm/SGspWuofIFDy+qr6zJZOdJJ45WS+qDC ePBSd4x1dzrGh0g6H6uRk1pu6Ns+cLNSZbApuh3FE9HMlALmntTUR8/X8btGx6YTbvPW TnBgWxXI4do31UJ9f1+i0JP35CO4fU8N5M8Lw= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :content-type:content-transfer-encoding; b=pvmOU3QOvgQFQyer5Ez8qWd8et8jyjpqgD0HXOlu9uzWBlldgeO4Q6FpaMHWUMVRw5 w1LVE8Fl4nmrlFX4B7en6QoANydOkJIF0kI/VZ8mnv+jUYCTInXTRcsxsXvXlCNoA7SW r6YGRYubWW+ZCrVQbmuE/FRfjA+d1XqrCHSRk= MIME-Version: 1.0 Received: by 10.220.98.140 with SMTP id q12mr6840727vcn.268.1285120536465; Tue, 21 Sep 2010 18:55:36 -0700 (PDT) Received: by 10.220.191.6 with HTTP; Tue, 21 Sep 2010 18:55:36 -0700 (PDT) In-Reply-To: <1284971633.97351.lakersgogo@mail2000.com.tw> References: <1284970784.90505.lakersgogo@mail2000.com.tw> <1284971633.97351.lakersgogo@mail2000.com.tw> Date: Tue, 21 Sep 2010 20:55:36 -0500 Message-ID: Subject: Re: "timestamp" parameter for Thrift "insert" API ?? From: Jonathan Ellis To: user , lakersgogo Content-Type: text/plain; charset=Big5 Content-Transfer-Encoding: quoted-printable It can be useful to use a timestamp that is based on other timestamps already in the system, rather than "the current time." 2010/9/20 Kuan(=C1=C2=ABa=A5=CD) : > To whom it may concern, > > > While timestamp parameter is auto generated by using cassandra-cli tool, = why user have to manually insert the parameter in Cassandra-Thrift "insert"= API?? > > In my point of view, leaving time-stamp to be inserted by client side wil= l lead data into chaos, since clients' local time might be vary.... > > Time-Stamp better be generated automatically and consistently by Cassandr= a Server itself isn't it? > Any idea?? > > > > Best, > KuanSheng > Taipei > > > > --=20 Jonathan Ellis Project Chair, Apache Cassandra co-founder of Riptano, the source for professional Cassandra support http://riptano.com