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 83C9210CD1 for ; Tue, 26 Nov 2013 22:40:36 +0000 (UTC) Received: (qmail 20593 invoked by uid 500); 26 Nov 2013 22:40:35 -0000 Delivered-To: apmail-hive-dev-archive@hive.apache.org Received: (qmail 20487 invoked by uid 500); 26 Nov 2013 22:40:35 -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 20355 invoked by uid 500); 26 Nov 2013 22:40:35 -0000 Delivered-To: apmail-hadoop-hive-dev@hadoop.apache.org Received: (qmail 20313 invoked by uid 99); 26 Nov 2013 22:40:35 -0000 Received: from arcas.apache.org (HELO arcas.apache.org) (140.211.11.28) by apache.org (qpsmtpd/0.29) with ESMTP; Tue, 26 Nov 2013 22:40:35 +0000 Date: Tue, 26 Nov 2013 22:40:35 +0000 (UTC) From: "Prasanth J (JIRA)" To: hive-dev@hadoop.apache.org Message-ID: In-Reply-To: References: Subject: [jira] [Updated] (HIVE-5898) Make fetching of column statistics configurable 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-5898?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Prasanth J updated HIVE-5898: ----------------------------- Description: This is a subtask of HIVE-5369. Current metastore api for fetching column statistics can only be done for per partition and per column basis. This will impact the performance of statistics annotation (during explain or explain extended) when the number of partitions and number of columns are large. Until metastore api is fixed, make fetching of column statistics configurable and set its default to false. (was: Current metastore api for fetching column statistics can only be done for per partition and per column basis. This will impact the performance of statistics annotation (during explain or explain extended) when the number of partitions and number of columns are large. Until metastore api is fixed, make fetching of column statistics configurable and set its default to false.) > Make fetching of column statistics configurable > ----------------------------------------------- > > Key: HIVE-5898 > URL: https://issues.apache.org/jira/browse/HIVE-5898 > Project: Hive > Issue Type: Sub-task > Components: Query Processor, Statistics > Reporter: Prasanth J > Assignee: Prasanth J > Fix For: 0.13.0 > > > This is a subtask of HIVE-5369. Current metastore api for fetching column statistics can only be done for per partition and per column basis. This will impact the performance of statistics annotation (during explain or explain extended) when the number of partitions and number of columns are large. Until metastore api is fixed, make fetching of column statistics configurable and set its default to false. -- This message was sent by Atlassian JIRA (v6.1#6144)