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 C52B71071B for ; Mon, 9 Mar 2015 23:17:03 +0000 (UTC) Received: (qmail 20885 invoked by uid 500); 9 Mar 2015 23:17:03 -0000 Delivered-To: apmail-tajo-dev-archive@tajo.apache.org Received: (qmail 20840 invoked by uid 500); 9 Mar 2015 23:17:03 -0000 Mailing-List: contact dev-help@tajo.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: dev@tajo.apache.org Delivered-To: mailing list dev@tajo.apache.org Received: (qmail 20830 invoked by uid 99); 9 Mar 2015 23:17:03 -0000 Received: from mail-relay.apache.org (HELO mail-relay.apache.org) (140.211.11.15) by apache.org (qpsmtpd/0.29) with ESMTP; Mon, 09 Mar 2015 23:17:03 +0000 Received: from mail-qc0-f175.google.com (mail-qc0-f175.google.com [209.85.216.175]) by mail-relay.apache.org (ASF Mail Server at mail-relay.apache.org) with ESMTPSA id 5F0EF1A02C0 for ; Mon, 9 Mar 2015 23:17:03 +0000 (UTC) Received: by qcyl6 with SMTP id l6so12802531qcy.10 for ; Mon, 09 Mar 2015 16:17:02 -0700 (PDT) MIME-Version: 1.0 X-Received: by 10.140.145.3 with SMTP id 3mr38813987qhr.43.1425943022518; Mon, 09 Mar 2015 16:17:02 -0700 (PDT) Received: by 10.96.60.200 with HTTP; Mon, 9 Mar 2015 16:17:02 -0700 (PDT) In-Reply-To: References: Date: Mon, 9 Mar 2015 16:17:02 -0700 Message-ID: Subject: Re: Query execution and scheduling diagram. From: Hyunsik Choi To: "dev@tajo.apache.org" Content-Type: text/plain; charset=UTF-8 The work looks comprehensive to me. Thank you for informative work. - hyunsik On Mon, Mar 9, 2015 at 4:23 AM, Hyoungjun Kim wrote: > Hi all. > > To understand Tajo source code is very difficult to newbie . So I made > simple diagram how Tajo executes and schedules the query in my blog. > > http://www.jaso.co.kr/501 > > I hope this diagram is helpful to understand Tajo code. > If there is mistake, please let me know. > > Regards, > Hyoungjun