Return-Path: Delivered-To: apmail-incubator-cassandra-user-archive@minotaur.apache.org Received: (qmail 42906 invoked from network); 18 Feb 2010 21:35:50 -0000 Received: from hermes.apache.org (HELO mail.apache.org) (140.211.11.3) by minotaur.apache.org with SMTP; 18 Feb 2010 21:35:50 -0000 Received: (qmail 7338 invoked by uid 500); 18 Feb 2010 21:35:49 -0000 Delivered-To: apmail-incubator-cassandra-user-archive@incubator.apache.org Received: (qmail 7317 invoked by uid 500); 18 Feb 2010 21:35:49 -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 7308 invoked by uid 99); 18 Feb 2010 21:35:49 -0000 Received: from athena.apache.org (HELO athena.apache.org) (140.211.11.136) by apache.org (qpsmtpd/0.29) with ESMTP; Thu, 18 Feb 2010 21:35:49 +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 alex.kamil@gmail.com designates 209.85.210.173 as permitted sender) Received: from [209.85.210.173] (HELO mail-yx0-f173.google.com) (209.85.210.173) by apache.org (qpsmtpd/0.29) with ESMTP; Thu, 18 Feb 2010 21:35:42 +0000 Received: by yxe3 with SMTP id 3so3850456yxe.32 for ; Thu, 18 Feb 2010 13:35:22 -0800 (PST) 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=Q6/iwd4D825XgYFo2y6v4Gpsnkm+LeybYKqyfiBCORY=; b=v2siozVeqgQ6IsqZUYwmmObvr6BgLq12kufvFnrpc4j/IcTKH++KeCYpARmc/exnNZ NT+EhbcKHLVadMpuIJwqzOojU4cF8qdlArT/+o/f38aw2/+j1xAM2lFW9hjCcKM5G70b LRHRebiNAf9CVruLzMy/PlLA9LWFOvq/k3jok= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=mime-version:date:message-id:subject:from:to:content-type; b=wQg+RdXoM3M6v+Tk79Uh7KLWM18IVlYyaaVRa2o6lRoCvOQPRhV59WPDMSQsF/xBOz I0AhW3yx9iwMi9h8MpXXywMc3b43ZvkAV5m4USsoyCDE0n+KSSLpjuPYSr9LO4qBE6fm OkygDF6wFH2kDBpEeoUWDkSxvSXT5rt7en2jo= MIME-Version: 1.0 Received: by 10.150.127.25 with SMTP id z25mr354553ybc.11.1266528922104; Thu, 18 Feb 2010 13:35:22 -0800 (PST) Date: Thu, 18 Feb 2010 16:35:22 -0500 Message-ID: Subject: Indexing multidimensional time series From: alex kamil To: cassandra-user@incubator.apache.org Content-Type: multipart/alternative; boundary=000e0cd704e27ff3e9047fe6be60 --000e0cd704e27ff3e9047fe6be60 Content-Type: text/plain; charset=ISO-8859-1 I'm evaluating HBase for the purpose of storing and indexing massive amounts of EEG data (~50 TB of multichannel high-frequency time series). I'm wondering if there are any existing use cases or benchmarks for Cassandra in this domain. Thanks Alex Kamil --000e0cd704e27ff3e9047fe6be60 Content-Type: text/html; charset=ISO-8859-1 I'm evaluating HBase for the purpose of storing and indexing massive amounts of EEG data (~50 TB of multichannel high-frequency time series). I'm wondering if there are any existing use cases or benchmarks for Cassandra in this domain.

Thanks
Alex Kamil

--000e0cd704e27ff3e9047fe6be60--