From issues-return-19297-archive-asf-public=cust-asf.ponee.io@kylin.apache.org Fri Aug 24 11:53:06 2018 Return-Path: X-Original-To: archive-asf-public@cust-asf.ponee.io Delivered-To: archive-asf-public@cust-asf.ponee.io Received: from mail.apache.org (hermes.apache.org [140.211.11.3]) by mx-eu-01.ponee.io (Postfix) with SMTP id 3439B180629 for ; Fri, 24 Aug 2018 11:53:06 +0200 (CEST) Received: (qmail 85782 invoked by uid 500); 24 Aug 2018 09:53:05 -0000 Mailing-List: contact issues-help@kylin.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: dev@kylin.apache.org Delivered-To: mailing list issues@kylin.apache.org Received: (qmail 85767 invoked by uid 99); 24 Aug 2018 09:53:05 -0000 Received: from pnap-us-west-generic-nat.apache.org (HELO spamd1-us-west.apache.org) (209.188.14.142) by apache.org (qpsmtpd/0.29) with ESMTP; Fri, 24 Aug 2018 09:53:05 +0000 Received: from localhost (localhost [127.0.0.1]) by spamd1-us-west.apache.org (ASF Mail Server at spamd1-us-west.apache.org) with ESMTP id CAE27C81FF for ; Fri, 24 Aug 2018 09:53:04 +0000 (UTC) X-Virus-Scanned: Debian amavisd-new at spamd1-us-west.apache.org X-Spam-Flag: NO X-Spam-Score: -109.501 X-Spam-Level: X-Spam-Status: No, score=-109.501 tagged_above=-999 required=6.31 tests=[ENV_AND_HDR_SPF_MATCH=-0.5, KAM_ASCII_DIVIDERS=0.8, RCVD_IN_DNSWL_MED=-2.3, SPF_PASS=-0.001, USER_IN_DEF_SPF_WL=-7.5, USER_IN_WHITELIST=-100] autolearn=disabled Received: from mx1-lw-eu.apache.org ([10.40.0.8]) by localhost (spamd1-us-west.apache.org [10.40.0.7]) (amavisd-new, port 10024) with ESMTP id 5MwZqSKlRIdF for ; Fri, 24 Aug 2018 09:53:02 +0000 (UTC) Received: from mailrelay1-us-west.apache.org (mailrelay1-us-west.apache.org [209.188.14.139]) by mx1-lw-eu.apache.org (ASF Mail Server at mx1-lw-eu.apache.org) with ESMTP id 0244B5F52B for ; Fri, 24 Aug 2018 09:53:02 +0000 (UTC) Received: from jira-lw-us.apache.org (unknown [207.244.88.139]) by mailrelay1-us-west.apache.org (ASF Mail Server at mailrelay1-us-west.apache.org) with ESMTP id E77C3E13DA for ; Fri, 24 Aug 2018 09:53:00 +0000 (UTC) Received: from jira-lw-us.apache.org (localhost [127.0.0.1]) by jira-lw-us.apache.org (ASF Mail Server at jira-lw-us.apache.org) with ESMTP id 3117C26B5E for ; Fri, 24 Aug 2018 09:53:00 +0000 (UTC) Date: Fri, 24 Aug 2018 09:53:00 +0000 (UTC) From: "Zhong Yanghong (JIRA)" To: issues@kylin.apache.org Message-ID: In-Reply-To: References: Subject: [jira] [Updated] (KYLIN-3512) No need to enable kylin.storage.hbase.endpoint-compress-result when the query is related to count distinct of bitmap MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable X-JIRA-FingerPrint: 30527f35849b9dde25b450d4833f0394 [ https://issues.apache.org/jira/browse/KYLIN-3512?page=3Dcom.atlassia= n.jira.plugin.system.issuetabpanels:all-tabpanel ] Zhong Yanghong updated KYLIN-3512: ---------------------------------- Description:=20 As we know, roaring bitmap will compress its contents. There's no need to u= se {{CompressionUtils.compress}} to compress again the results of each regi= on, which is time consuming and=C2=A0whose compression ratio is low. One ex= ample is as follows: =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2= =A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 Etc message: start latency: 3= 9@1,agg done@{color:#f79232}1094{color},cpuTime@1090,compress done@{color:#= f79232}4245{color},server stats done@4246 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2= =A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 endpoint.CubeVisitService: Si= ze of final result =3D {color:#f79232}61,157,510{color} ({color:#f79232}64,= 725,324{color} before compressing) > No need to enable kylin.storage.hbase.endpoint-compress-result when the q= uery is related to count distinct of bitmap > -------------------------------------------------------------------------= ------------------------------------------- > > Key: KYLIN-3512 > URL: https://issues.apache.org/jira/browse/KYLIN-3512 > Project: Kylin > Issue Type: Improvement > Reporter: Zhong Yanghong > Assignee: Zhong Yanghong > Priority: Major > > As we know, roaring bitmap will compress its contents. There's no need to= use {{CompressionUtils.compress}} to compress again the results of each re= gion, which is time consuming and=C2=A0whose compression ratio is low. One = example is as follows: > =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2= =A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 Etc message: start latency: 3= 9@1,agg done@{color:#f79232}1094{color},cpuTime@1090,compress done@{color:#= f79232}4245{color},server stats done@4246 > =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2= =A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 endpoint.CubeVisitService: Si= ze of final result =3D {color:#f79232}61,157,510{color} ({color:#f79232}64,= 725,324{color} before compressing) -- This message was sent by Atlassian JIRA (v7.6.3#76005)