Return-Path: X-Original-To: apmail-spark-dev-archive@minotaur.apache.org Delivered-To: apmail-spark-dev-archive@minotaur.apache.org Received: from mail.apache.org (hermes.apache.org [140.211.11.3]) by minotaur.apache.org (Postfix) with SMTP id 0A9B810A2E for ; Fri, 17 Apr 2015 09:52:50 +0000 (UTC) Received: (qmail 23451 invoked by uid 500); 17 Apr 2015 09:52:39 -0000 Delivered-To: apmail-spark-dev-archive@spark.apache.org Received: (qmail 23372 invoked by uid 500); 17 Apr 2015 09:52:39 -0000 Mailing-List: contact dev-help@spark.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Delivered-To: mailing list dev@spark.apache.org Received: (qmail 23347 invoked by uid 99); 17 Apr 2015 09:52:38 -0000 Received: from athena.apache.org (HELO athena.apache.org) (140.211.11.136) by apache.org (qpsmtpd/0.29) with ESMTP; Fri, 17 Apr 2015 09:52:38 +0000 X-ASF-Spam-Status: No, hits=2.4 required=5.0 tests=FREEMAIL_ENVFROM_END_DIGIT,HTML_MESSAGE,RCVD_IN_DNSWL_NONE,SPF_PASS X-Spam-Check-By: apache.org Received-SPF: pass (athena.apache.org: domain of zhangxiongfei0815@163.com designates 220.181.13.21 as permitted sender) Received: from [220.181.13.21] (HELO m13-21.163.com) (220.181.13.21) by apache.org (qpsmtpd/0.29) with ESMTP; Fri, 17 Apr 2015 09:52:33 +0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=163.com; s=s110527; h=Date:From:Subject:MIME-Version:Message-ID; bh=eZNWv I/mnrgnTToCHc3pLTGm8xkCmcb9+id4sbjkJOQ=; b=CIWrwaKwfjwFV9mzVTOSp EPBG0JySj/erUpOOj8pH4Q4AaimbUbickpEYe2m3hdpGhq+anD2tt8Btlpr1FBv3 CfZw2c653nT70/A0pD8rhDEpYgstvykrvZbBhln7r8OAd6JbI6TY9GqZ6mK6qWec 8XDX+ub1g+XWqhgwXOMKms= Received: from zhangxiongfei0815$163.com ( [118.26.16.188] ) by ajax-webmail-wmsvr21 (Coremail) ; Fri, 17 Apr 2015 17:51:20 +0800 (CST) X-Originating-IP: [118.26.16.188] Date: Fri, 17 Apr 2015 17:51:20 +0800 (CST) From: zhangxiongfei To: user , "dev@spark.apache.org" Subject: Why does the HDFS parquet file generated by Spark SQL have different size with those on Tachyon? X-Priority: 3 X-Mailer: Coremail Webmail Server Version SP_ntes V3.5 build 20150119(59087.7062) Copyright (c) 2002-2015 www.mailtech.cn 163com X-CM-CTRLDATA: HyDAtmZvb3Rlcl9odG09OTk5Ojgx Content-Type: multipart/alternative; boundary="----=_Part_236370_818536232.1429264280188" MIME-Version: 1.0 Message-ID: <3c750885.ef98.14cc6ca2a7c.Coremail.zhangxiongfei0815@163.com> X-CM-TRANSID: FcGowADn72+Z1zBVIp2oAA--.4796W X-CM-SenderInfo: x2kd0wx0lr0whihlimirv6il2tof0z/1tbiYwPe1FD+biR45gABsR X-Coremail-Antispam: 1U5529EdanIXcx71UUUUU7vcSsGvfC2KfnxnUU== X-Virus-Checked: Checked by ClamAV on apache.org ------=_Part_236370_818536232.1429264280188 Content-Type: text/plain; charset=GBK Content-Transfer-Encoding: base64 SGksCkkgZGlkIHNvbWUgdGVzdHMgb24gUGFycXVldCBGaWxlcyB3aXRoIFNwYXJrIFNRTCBEYXRh RnJhbWUgQVBJLgpJIGdlbmVyYXRlZCAzNiBnemlwIGNvbXByZXNzZWQgcGFycXVldCBmaWxlcyBi eSBTcGFyayBTUUwgYW5kIHN0b3JlZCB0aGVtIG9uIFRhY2h5b24sVGhlIHNpemUgb2YgZWFjaCBm aWxlIGlzIGFib3V0ICAyMjJNLlRoZW4gcmVhZCB0aGVtIHdpdGggYmVsb3cgY29kZS4KdmFsIHRm cyA9c3FsQ29udGV4dC5wYXJxdWV0RmlsZSgidGFjaHlvbjovL2RhdGFub2RlOC5iaXRhdXRvLmRt cDoxOTk5OC9hcHBzL3RhY2h5b24vYWRDbGljayIpOwpOZXh0LEkganVzdCBzYXZlIHRoaXMgRGF0 YUZyYW1lIG9udG8gSERGUyB3aXRoIGJlbG93IGNvZGUuSXQgd2lsbCBnZW5lcmF0ZSAzNiBwYXJx dWV0IGZpbGVzIHRvbyxidXQgdGhlIHNpemUgb2YgZWFjaCBmaWxlIGlzIGFib3V0IDI2NU0KdGZz LnJlcGFydGl0aW9uKDM2KS5zYXZlQXNQYXJxdWV0RmlsZSgiL3VzZXIvemhhbmd4Zi9hZENsaWNr LXBhcnF1ZXQtdGFjaHlvbiIpOwpNeSBxdWVzdGlvbiBpcyBXaHkgdGhlIGZpbGVzIG9uIEhERlMg aGFzIGRpZmZlcmVudCBzaXplIHdpdGggdGhvc2Ugb24gVGFjaHlvbiBldmVuIHRob3VnaCB0aGV5 IGNvbWUgZnJvbSB0aGUgc2FtZSBvcmlnaW5hbCBkYXRhPwoKClRoYW5rcwpaaGFuZyBYaW9uZ2Zl aQoK ------=_Part_236370_818536232.1429264280188--