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 B47E110FBC for ; Sun, 11 Jan 2015 20:01:33 +0000 (UTC) Received: (qmail 5115 invoked by uid 500); 11 Jan 2015 20:01:34 -0000 Delivered-To: apmail-hive-dev-archive@hive.apache.org Received: (qmail 5045 invoked by uid 500); 11 Jan 2015 20:01:34 -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 5031 invoked by uid 500); 11 Jan 2015 20:01:34 -0000 Delivered-To: apmail-hadoop-hive-dev@hadoop.apache.org Received: (qmail 5028 invoked by uid 99); 11 Jan 2015 20:01:34 -0000 Received: from arcas.apache.org (HELO arcas.apache.org) (140.211.11.28) by apache.org (qpsmtpd/0.29) with ESMTP; Sun, 11 Jan 2015 20:01:34 +0000 Date: Sun, 11 Jan 2015 20:01:34 +0000 (UTC) From: "Pengcheng Xiong (JIRA)" To: hive-dev@hadoop.apache.org Message-ID: In-Reply-To: References: Subject: [jira] [Updated] (HIVE-9039) Support Union Distinct 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-9039?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Pengcheng Xiong updated HIVE-9039: ---------------------------------- Attachment: HIVE-9039.13.patch update golden files, e.g., union3 > Support Union Distinct > ---------------------- > > Key: HIVE-9039 > URL: https://issues.apache.org/jira/browse/HIVE-9039 > Project: Hive > Issue Type: New Feature > Reporter: Pengcheng Xiong > Assignee: Pengcheng Xiong > Attachments: HIVE-9039.01.patch, HIVE-9039.02.patch, HIVE-9039.03.patch, HIVE-9039.04.patch, HIVE-9039.05.patch, HIVE-9039.06.patch, HIVE-9039.07.patch, HIVE-9039.08.patch, HIVE-9039.09.patch, HIVE-9039.10.patch, HIVE-9039.11.patch, HIVE-9039.12.patch, HIVE-9039.13.patch > > > Current version (Hive 0.14) does not support union (or union distinct). It only supports union all. In this patch, we try to add this new feature by rewriting union distinct to union all followed by group by. -- This message was sent by Atlassian JIRA (v6.3.4#6332)