Return-Path: X-Original-To: apmail-hive-dev-archive@www.apache.org Delivered-To: apmail-hive-dev-archive@www.apache.org Received: from mail.apache.org (hermes.apache.org [140.211.11.3]) by minotaur.apache.org (Postfix) with SMTP id A46A6118E9 for ; Fri, 12 Sep 2014 03:53:35 +0000 (UTC) Received: (qmail 96066 invoked by uid 500); 12 Sep 2014 03:53:34 -0000 Delivered-To: apmail-hive-dev-archive@hive.apache.org Received: (qmail 95953 invoked by uid 500); 12 Sep 2014 03:53:34 -0000 Mailing-List: contact dev-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 dev@hive.apache.org Received: (qmail 95687 invoked by uid 500); 12 Sep 2014 03:53:34 -0000 Delivered-To: apmail-hadoop-hive-dev@hadoop.apache.org Received: (qmail 95623 invoked by uid 99); 12 Sep 2014 03:53:34 -0000 Received: from arcas.apache.org (HELO arcas.apache.org) (140.211.11.28) by apache.org (qpsmtpd/0.29) with ESMTP; Fri, 12 Sep 2014 03:53:34 +0000 Date: Fri, 12 Sep 2014 03:53:34 +0000 (UTC) From: "Pengcheng Xiong (JIRA)" To: hive-dev@hadoop.apache.org Message-ID: In-Reply-To: References: Subject: [jira] [Updated] (HIVE-8061) improve the partition col stats update speed 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-8061?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Pengcheng Xiong updated HIVE-8061: ---------------------------------- Status: Patch Available (was: Open) > improve the partition col stats update speed > -------------------------------------------- > > Key: HIVE-8061 > URL: https://issues.apache.org/jira/browse/HIVE-8061 > Project: Hive > Issue Type: Improvement > Reporter: Pengcheng Xiong > Assignee: Pengcheng Xiong > Priority: Minor > Attachments: HIVE-8061.1.patch, HIVE-8061.2.patch > > > We worked hard towards faster update stats for columns of a partition of a table previously HIVE-7736 > and HIVE-7876 > Although there is some improvement, it is only correct in the first run. There will be duplicate column stats later. Thanks to Eugene Koifman 's comments. > We fixed this in HIVE-7944 by reversing the patch. > This JIRA ticket is my another try to improve the speed. -- This message was sent by Atlassian JIRA (v6.3.4#6332)