Return-Path: Delivered-To: apmail-incubator-cassandra-user-archive@minotaur.apache.org Received: (qmail 96722 invoked from network); 25 Sep 2009 09:18:23 -0000 Received: from hermes.apache.org (HELO mail.apache.org) (140.211.11.3) by minotaur.apache.org with SMTP; 25 Sep 2009 09:18:23 -0000 Received: (qmail 59807 invoked by uid 500); 25 Sep 2009 09:18:22 -0000 Delivered-To: apmail-incubator-cassandra-user-archive@incubator.apache.org Received: (qmail 59789 invoked by uid 500); 25 Sep 2009 09:18:22 -0000 Mailing-List: contact cassandra-user-help@incubator.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: cassandra-user@incubator.apache.org Delivered-To: mailing list cassandra-user@incubator.apache.org Received: (qmail 59780 invoked by uid 99); 25 Sep 2009 09:18:22 -0000 Received: from athena.apache.org (HELO athena.apache.org) (140.211.11.136) by apache.org (qpsmtpd/0.29) with ESMTP; Fri, 25 Sep 2009 09:18:22 +0000 X-ASF-Spam-Status: No, hits=2.2 required=10.0 tests=HTML_MESSAGE,SPF_PASS X-Spam-Check-By: apache.org Received-SPF: pass (athena.apache.org: domain of hector.yuen@gmail.com designates 209.85.211.202 as permitted sender) Received: from [209.85.211.202] (HELO mail-yw0-f202.google.com) (209.85.211.202) by apache.org (qpsmtpd/0.29) with ESMTP; Fri, 25 Sep 2009 09:18:14 +0000 Received: by ywh40 with SMTP id 40so2647820ywh.32 for ; Fri, 25 Sep 2009 02:17:53 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:mime-version:received:date:message-id:subject :from:to:content-type; bh=T1qEPkrvJISXTMF/py1XOt7i93UAnP6sZQqxZTOJKw8=; b=dr5Tht+eOL7AepwU87DkeJu/vwOjLeCYBn8BGswKfiv2ncht0hL3emjmnKTfYLkFBF 28XM022sKIB4bp6rICIPB8tqxVRNy3xNVVECIpMPFgcAn927Ofhl3MFjr/Dakenrlj/n tnywFUpwmVfnAX3TpgoXGmjBuFvIZtlmM3FlY= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=mime-version:date:message-id:subject:from:to:content-type; b=HETLobFjUmu0f9rJk++EX/fjwZHhHdd8gixRy35E0HEycj+e0MnqhvQCuEEIyZOyE9 X+YXkEZ/6Cu6mxNHy+OAKdp14Q6ZTP2nYHYVY1+xCp5UbdEMCiBiDYsXd9TGPlCVGIR+ AN9Tr2Wrnp4q0J+xq8KOqm8xegmP2hTyADWfc= MIME-Version: 1.0 Received: by 10.101.57.5 with SMTP id j5mr5723097ank.63.1253870273810; Fri, 25 Sep 2009 02:17:53 -0700 (PDT) Date: Fri, 25 Sep 2009 02:17:53 -0700 Message-ID: <2e4cbb730909250217s61ba8c84w14d14fce2729ed86@mail.gmail.com> Subject: triggers in cassandra From: Hector Yuen To: cassandra-user@incubator.apache.org Content-Type: multipart/alternative; boundary=001636ed690d43d4730474636c85 X-Virus-Checked: Checked by ClamAV on apache.org --001636ed690d43d4730474636c85 Content-Type: text/plain; charset=ISO-8859-1 Hi all, I am just starting to use Cassandra, and I was wondering if it is possible to use triggers/ callbacks on columns so that they get notified when there is a change. Is there such functionality? Thanks -- -h --001636ed690d43d4730474636c85 Content-Type: text/html; charset=ISO-8859-1 Hi all,

I am just starting to use Cassandra, and I was wondering if it is possible to use triggers/ callbacks on columns so that they get notified when there is a change.

Is there such functionality?

Thanks

--
-h
--001636ed690d43d4730474636c85--