Return-Path: X-Original-To: apmail-drill-issues-archive@minotaur.apache.org Delivered-To: apmail-drill-issues-archive@minotaur.apache.org Received: from mail.apache.org (hermes.apache.org [140.211.11.3]) by minotaur.apache.org (Postfix) with SMTP id 220961793D for ; Sat, 28 Feb 2015 02:59:05 +0000 (UTC) Received: (qmail 80987 invoked by uid 500); 28 Feb 2015 02:59:04 -0000 Delivered-To: apmail-drill-issues-archive@drill.apache.org Received: (qmail 80956 invoked by uid 500); 28 Feb 2015 02:59:04 -0000 Mailing-List: contact issues-help@drill.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: dev@drill.apache.org Delivered-To: mailing list issues@drill.apache.org Received: (qmail 80943 invoked by uid 99); 28 Feb 2015 02:59:04 -0000 Received: from arcas.apache.org (HELO arcas.apache.org) (140.211.11.28) by apache.org (qpsmtpd/0.29) with ESMTP; Sat, 28 Feb 2015 02:59:04 +0000 Date: Sat, 28 Feb 2015 02:59:04 +0000 (UTC) From: "Aman Sinha (JIRA)" To: issues@drill.apache.org Message-ID: In-Reply-To: References: Subject: [jira] [Commented] (DRILL-2347) Parallelize metadata reads for Parquet metadata 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/DRILL-2347?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14341266#comment-14341266 ] Aman Sinha commented on DRILL-2347: ----------------------------------- I have not run all regression tests yet; only unit tests. Submitting for regression tests. > Parallelize metadata reads for Parquet metadata > ----------------------------------------------- > > Key: DRILL-2347 > URL: https://issues.apache.org/jira/browse/DRILL-2347 > Project: Apache Drill > Issue Type: Improvement > Components: Metadata > Affects Versions: 0.7.0 > Reporter: Aman Sinha > Assignee: Jacques Nadeau > Fix For: 0.8.0 > > Attachments: 0001-DRILL-2347-Support-parquet-metadata-read-paralleliza.patch > > > During the planning process, reading the metadata from Parquet files is sequential, making the planning slow for large number of files. This should be parallelized. -- This message was sent by Atlassian JIRA (v6.3.4#6332)