Return-Path: X-Original-To: apmail-hadoop-mapreduce-user-archive@minotaur.apache.org Delivered-To: apmail-hadoop-mapreduce-user-archive@minotaur.apache.org Received: from mail.apache.org (hermes.apache.org [140.211.11.3]) by minotaur.apache.org (Postfix) with SMTP id 5C908F617 for ; Sat, 30 Mar 2013 19:16:28 +0000 (UTC) Received: (qmail 66719 invoked by uid 500); 30 Mar 2013 19:16:23 -0000 Delivered-To: apmail-hadoop-mapreduce-user-archive@hadoop.apache.org Received: (qmail 66370 invoked by uid 500); 30 Mar 2013 19:16:23 -0000 Mailing-List: contact user-help@hadoop.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: user@hadoop.apache.org Delivered-To: mailing list user@hadoop.apache.org Received: (qmail 66363 invoked by uid 99); 30 Mar 2013 19:16:23 -0000 Received: from nike.apache.org (HELO nike.apache.org) (192.87.106.230) by apache.org (qpsmtpd/0.29) with ESMTP; Sat, 30 Mar 2013 19:16:23 +0000 X-ASF-Spam-Status: No, hits=1.5 required=5.0 tests=HTML_MESSAGE,RCVD_IN_DNSWL_LOW,SPF_PASS X-Spam-Check-By: apache.org Received-SPF: pass (nike.apache.org: domain of jens.scheidtmann@gmail.com designates 209.85.214.173 as permitted sender) Received: from [209.85.214.173] (HELO mail-ob0-f173.google.com) (209.85.214.173) by apache.org (qpsmtpd/0.29) with ESMTP; Sat, 30 Mar 2013 19:16:16 +0000 Received: by mail-ob0-f173.google.com with SMTP id dn14so1076694obc.32 for ; Sat, 30 Mar 2013 12:15:55 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:x-received:in-reply-to:references:date:message-id :subject:from:to:content-type; bh=s8W7wpN1G1f45og5VEOKHnZwyxJjpTX42F9kkEkqs2o=; b=Tbj52Ug5GxXNNt3YEC4MzuSj+UrN1R5X+xmieeOPVMGQHsZ2Xaz7ZrE9Ll3IR3Z+Vh j1y5YD2fc3jroCw/p51v5rOYWjGSvAczz4CpLWLGvtsitGbs42GyZLQ9bUJuJWmIb9l3 wvJaUqFfs/XdHTseD0r9se7iagtmvZALChyFCQ8cS0vbE/GDEgGpU7sm2m9izOPFCuEc nSnggFSyrvQGvSJ13u0l9kjq7EH/svSkNLbm4phuELtPv+op29s0OkQ90DjbXKclUDQ2 +Ic5gd9ZDgrtPfORg+aVM1w1MSWBrnAPAhok/2qA6zPt5pbRbR8fwvnWpGNU0xXWSVnt bnWw== MIME-Version: 1.0 X-Received: by 10.182.39.3 with SMTP id l3mr2209821obk.62.1364670955646; Sat, 30 Mar 2013 12:15:55 -0700 (PDT) Received: by 10.60.15.196 with HTTP; Sat, 30 Mar 2013 12:15:55 -0700 (PDT) In-Reply-To: References: Date: Sat, 30 Mar 2013 20:15:55 +0100 Message-ID: Subject: Re: Using Hadoop for codec functionality From: Jens Scheidtmann To: user@hadoop.apache.org Content-Type: multipart/alternative; boundary=f46d044797838bf56804d92937bf X-Virus-Checked: Checked by ClamAV on apache.org --f46d044797838bf56804d92937bf Content-Type: text/plain; charset=ISO-8859-1 Dear Robert, SequenceFiles do have either record, block or no compression. You can configure, which codec (gzip, bzip2, etc.) is used. Have a look at http://hadoop.apache.org/docs/current/api/org/apache/hadoop/io/compress/CompressionCodec.html Best regards, Jens --f46d044797838bf56804d92937bf Content-Type: text/html; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable
Dear Robert,

SequenceFiles do have = either record, block or no compression. You can configure, which codec (gzi= p, bzip2, etc.) is used. Have a look at http= ://hadoop.apache.org/docs/current/api/org/apache/hadoop/io/compress/Compres= sionCodec.html

Best regards,

Jens


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