Return-Path: X-Original-To: archive-asf-public-internal@cust-asf2.ponee.io Delivered-To: archive-asf-public-internal@cust-asf2.ponee.io Received: from cust-asf.ponee.io (cust-asf.ponee.io [163.172.22.183]) by cust-asf2.ponee.io (Postfix) with ESMTP id 7FFC22009F9 for ; Mon, 23 May 2016 22:09:14 +0200 (CEST) Received: by cust-asf.ponee.io (Postfix) id 7E81D160A30; Mon, 23 May 2016 20:09:14 +0000 (UTC) Delivered-To: archive-asf-public@cust-asf.ponee.io Received: from mail.apache.org (hermes.apache.org [140.211.11.3]) by cust-asf.ponee.io (Postfix) with SMTP id EC3E1160A0E for ; Mon, 23 May 2016 22:09:13 +0200 (CEST) Received: (qmail 20318 invoked by uid 500); 23 May 2016 20:09:13 -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 20287 invoked by uid 99); 23 May 2016 20:09:13 -0000 Received: from arcas.apache.org (HELO arcas) (140.211.11.28) by apache.org (qpsmtpd/0.29) with ESMTP; Mon, 23 May 2016 20:09:13 +0000 Received: from arcas.apache.org (localhost [127.0.0.1]) by arcas (Postfix) with ESMTP id 0B4902C1F62 for ; Mon, 23 May 2016 20:09:13 +0000 (UTC) Date: Mon, 23 May 2016 20:09:13 +0000 (UTC) From: "Prasanth Jayachandran (JIRA)" To: issues@hive.apache.org Message-ID: In-Reply-To: References: Subject: [jira] [Updated] (HIVE-13821) OrcSplit groups all delta files together into a single split MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit X-JIRA-FingerPrint: 30527f35849b9dde25b450d4833f0394 archived-at: Mon, 23 May 2016 20:09:14 -0000 [ https://issues.apache.org/jira/browse/HIVE-13821?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Prasanth Jayachandran updated HIVE-13821: ----------------------------------------- Attachment: HIVE-13821.2.patch [~aechttpd] Added a unit test. > OrcSplit groups all delta files together into a single split > ------------------------------------------------------------ > > Key: HIVE-13821 > URL: https://issues.apache.org/jira/browse/HIVE-13821 > Project: Hive > Issue Type: Bug > Components: Transactions > Affects Versions: 2.1.0 > Reporter: Prasanth Jayachandran > Assignee: Prasanth Jayachandran > Priority: Critical > Attachments: HIVE-13821.1.patch, HIVE-13821.2.patch > > > HIVE-7428 had fix for worst case column projection size estimate. It was removed in HIVE-10397 to return file length but for ACID strategy file length is passed as 0. In worst case, this always return 0 and all files ends up in single split. -- This message was sent by Atlassian JIRA (v6.3.4#6332)