From issues-return-167583-archive-asf-public=cust-asf.ponee.io@hive.apache.org Thu Sep 26 03:25:03 2019 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 [207.244.88.153]) by mx-eu-01.ponee.io (Postfix) with SMTP id 9D42A180660 for ; Thu, 26 Sep 2019 05:25:03 +0200 (CEST) Received: (qmail 13676 invoked by uid 500); 26 Sep 2019 03:25:02 -0000 Mailing-List: contact issues-help@hive.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: dev@hive.apache.org Delivered-To: mailing list issues@hive.apache.org Received: (qmail 13652 invoked by uid 99); 26 Sep 2019 03:25:02 -0000 Received: from mailrelay1-us-west.apache.org (HELO mailrelay1-us-west.apache.org) (209.188.14.139) by apache.org (qpsmtpd/0.29) with ESMTP; Thu, 26 Sep 2019 03:25:02 +0000 Received: from jira-he-de.apache.org (static.172.67.40.188.clients.your-server.de [188.40.67.172]) by mailrelay1-us-west.apache.org (ASF Mail Server at mailrelay1-us-west.apache.org) with ESMTP id 1D579E30F5 for ; Thu, 26 Sep 2019 03:25:01 +0000 (UTC) Received: from jira-he-de.apache.org (localhost.localdomain [127.0.0.1]) by jira-he-de.apache.org (ASF Mail Server at jira-he-de.apache.org) with ESMTP id 3935378077D for ; Thu, 26 Sep 2019 03:25:00 +0000 (UTC) Date: Thu, 26 Sep 2019 03:25:00 +0000 (UTC) From: "Hive QA (Jira)" To: issues@hive.apache.org Message-ID: In-Reply-To: References: Subject: [jira] [Commented] (HIVE-22079) Post order walker for iterating over expression tree MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit X-JIRA-FingerPrint: 30527f35849b9dde25b450d4833f0394 [ https://issues.apache.org/jira/browse/HIVE-22079?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16938223#comment-16938223 ] Hive QA commented on HIVE-22079: -------------------------------- | (x) *{color:red}-1 overall{color}* | \\ \\ || Vote || Subsystem || Runtime || Comment || || || || || {color:brown} Prechecks {color} || | {color:green}+1{color} | {color:green} @author {color} | {color:green} 0m 0s{color} | {color:green} The patch does not contain any @author tags. {color} | || || || || {color:brown} master Compile Tests {color} || | {color:green}+1{color} | {color:green} mvninstall {color} | {color:green} 10m 51s{color} | {color:green} master passed {color} | | {color:green}+1{color} | {color:green} compile {color} | {color:green} 1m 49s{color} | {color:green} master passed {color} | | {color:green}+1{color} | {color:green} checkstyle {color} | {color:green} 1m 2s{color} | {color:green} master passed {color} | | {color:blue}0{color} | {color:blue} findbugs {color} | {color:blue} 6m 22s{color} | {color:blue} ql in master has 1567 extant Findbugs warnings. {color} | | {color:green}+1{color} | {color:green} javadoc {color} | {color:green} 1m 22s{color} | {color:green} master passed {color} | || || || || {color:brown} Patch Compile Tests {color} || | {color:green}+1{color} | {color:green} mvninstall {color} | {color:green} 2m 19s{color} | {color:green} the patch passed {color} | | {color:green}+1{color} | {color:green} compile {color} | {color:green} 1m 37s{color} | {color:green} the patch passed {color} | | {color:green}+1{color} | {color:green} javac {color} | {color:green} 1m 37s{color} | {color:green} the patch passed {color} | | {color:red}-1{color} | {color:red} checkstyle {color} | {color:red} 1m 1s{color} | {color:red} ql: The patch generated 2 new + 103 unchanged - 1 fixed = 105 total (was 104) {color} | | {color:green}+1{color} | {color:green} whitespace {color} | {color:green} 0m 0s{color} | {color:green} The patch has no whitespace issues. {color} | | {color:green}+1{color} | {color:green} findbugs {color} | {color:green} 5m 52s{color} | {color:green} the patch passed {color} | | {color:green}+1{color} | {color:green} javadoc {color} | {color:green} 1m 31s{color} | {color:green} the patch passed {color} | || || || || {color:brown} Other Tests {color} || | {color:green}+1{color} | {color:green} asflicense {color} | {color:green} 0m 23s{color} | {color:green} The patch does not generate ASF License warnings. {color} | | {color:black}{color} | {color:black} {color} | {color:black} 34m 55s{color} | {color:black} {color} | \\ \\ || Subsystem || Report/Notes || | Optional Tests | asflicense javac javadoc findbugs checkstyle compile | | uname | Linux hiveptest-server-upstream 3.16.0-4-amd64 #1 SMP Debian 3.16.43-2+deb8u5 (2017-09-19) x86_64 GNU/Linux | | Build tool | maven | | Personality | /data/hiveptest/working/yetus_PreCommit-HIVE-Build-18734/dev-support/hive-personality.sh | | git revision | master / c660cba | | Default Java | 1.8.0_111 | | findbugs | v3.0.1 | | checkstyle | http://104.198.109.242/logs//PreCommit-HIVE-Build-18734/yetus/diff-checkstyle-ql.txt | | modules | C: ql U: ql | | Console output | http://104.198.109.242/logs//PreCommit-HIVE-Build-18734/yetus.txt | | Powered by | Apache Yetus http://yetus.apache.org | This message was automatically generated. > Post order walker for iterating over expression tree > ---------------------------------------------------- > > Key: HIVE-22079 > URL: https://issues.apache.org/jira/browse/HIVE-22079 > Project: Hive > Issue Type: Improvement > Components: Logical Optimizer, Physical Optimizer > Affects Versions: 4.0.0 > Reporter: Vineet Garg > Assignee: Vineet Garg > Priority: Major > Labels: pull-request-available > Attachments: HIVE-22079.1.patch, HIVE-22079.2.patch, HIVE-22079.3.patch, HIVE-22079.4.patch, HIVE-22079.5.patch, HIVE-22079.6.patch, HIVE-22079.7.patch, HIVE-22079.8.patch, HIVE-22079.9.patch > > Time Spent: 1h > Remaining Estimate: 0h > > Current {{DefaultGraphWalker}} is used to iterate over an expression tree. This walker uses hash map to keep track of visited/processed nodes. If an expression tree is large this adds significant overhead due to map lookup. > For an expression trees we can instead use post order traversal and avoid using map. -- This message was sent by Atlassian Jira (v8.3.4#803005)