Return-Path: X-Original-To: apmail-tajo-dev-archive@minotaur.apache.org Delivered-To: apmail-tajo-dev-archive@minotaur.apache.org Received: from mail.apache.org (hermes.apache.org [140.211.11.3]) by minotaur.apache.org (Postfix) with SMTP id 6C60710493 for ; Sat, 30 Nov 2013 13:26:26 +0000 (UTC) Received: (qmail 64867 invoked by uid 500); 30 Nov 2013 13:26:24 -0000 Delivered-To: apmail-tajo-dev-archive@tajo.apache.org Received: (qmail 64758 invoked by uid 500); 30 Nov 2013 13:26:19 -0000 Mailing-List: contact dev-help@tajo.incubator.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: dev@tajo.incubator.apache.org Delivered-To: mailing list dev@tajo.incubator.apache.org Received: (qmail 64728 invoked by uid 99); 30 Nov 2013 13:26:18 -0000 Received: from nike.apache.org (HELO nike.apache.org) (192.87.106.230) by apache.org (qpsmtpd/0.29) with ESMTP; Sat, 30 Nov 2013 13:26:18 +0000 X-ASF-Spam-Status: No, hits=-2000.0 required=5.0 tests=ALL_TRUSTED,RP_MATCHES_RCVD X-Spam-Check-By: apache.org Received: from [140.211.11.3] (HELO mail.apache.org) (140.211.11.3) by apache.org (qpsmtpd/0.29) with SMTP; Sat, 30 Nov 2013 13:26:16 +0000 Received: (qmail 52254 invoked by uid 99); 30 Nov 2013 13:24:53 -0000 Received: from arcas.apache.org (HELO arcas.apache.org) (140.211.11.28) by apache.org (qpsmtpd/0.29) with ESMTP; Sat, 30 Nov 2013 13:24:53 +0000 Date: Sat, 30 Nov 2013 13:24:53 +0000 (UTC) From: "Jihoon Son (JIRA)" To: dev@tajo.incubator.apache.org Message-ID: In-Reply-To: References: Subject: [jira] [Updated] (TAJO-345) MergeScanner should support projectable storages MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit X-JIRA-FingerPrint: 30527f35849b9dde25b450d4833f0394 X-Virus-Checked: Checked by ClamAV on apache.org [ https://issues.apache.org/jira/browse/TAJO-345?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Jihoon Son updated TAJO-345: ---------------------------- Attachment: TAJO-345.patch I attached a patch. > MergeScanner should support projectable storages > ------------------------------------------------ > > Key: TAJO-345 > URL: https://issues.apache.org/jira/browse/TAJO-345 > Project: Tajo > Issue Type: Bug > Components: storage > Reporter: Jihoon Son > Assignee: Jihoon Son > Fix For: 0.8-incubating > > Attachments: TAJO-345.patch > > > MergeScanner sequentially scans multiple fragments of the same table. > If the table is stored as a columnar file such as RCFile, MergeScanner should read only target columns. -- This message was sent by Atlassian JIRA (v6.1#6144)