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 90CB8200CBF for ; Sat, 24 Jun 2017 01:10:03 +0200 (CEST) Received: by cust-asf.ponee.io (Postfix) id 8F66B160BF5; Fri, 23 Jun 2017 23:10:03 +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 D59B0160BE5 for ; Sat, 24 Jun 2017 01:10:02 +0200 (CEST) Received: (qmail 84116 invoked by uid 500); 23 Jun 2017 23:10:02 -0000 Mailing-List: contact issues-help@flink.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: dev@flink.apache.org Delivered-To: mailing list issues@flink.apache.org Received: (qmail 84106 invoked by uid 99); 23 Jun 2017 23:10:02 -0000 Received: from pnap-us-west-generic-nat.apache.org (HELO spamd1-us-west.apache.org) (209.188.14.142) by apache.org (qpsmtpd/0.29) with ESMTP; Fri, 23 Jun 2017 23:10:02 +0000 Received: from localhost (localhost [127.0.0.1]) by spamd1-us-west.apache.org (ASF Mail Server at spamd1-us-west.apache.org) with ESMTP id AB784CF81B for ; Fri, 23 Jun 2017 23:10:01 +0000 (UTC) X-Virus-Scanned: Debian amavisd-new at spamd1-us-west.apache.org X-Spam-Flag: NO X-Spam-Score: -99.211 X-Spam-Level: X-Spam-Status: No, score=-99.211 tagged_above=-999 required=6.31 tests=[KAM_ASCII_DIVIDERS=0.8, SPF_PASS=-0.001, T_RP_MATCHES_RCVD=-0.01, USER_IN_WHITELIST=-100] autolearn=disabled Received: from mx1-lw-us.apache.org ([10.40.0.8]) by localhost (spamd1-us-west.apache.org [10.40.0.7]) (amavisd-new, port 10024) with ESMTP id kk_9cTyxCyGC for ; Fri, 23 Jun 2017 23:10:01 +0000 (UTC) Received: from mailrelay1-us-west.apache.org (mailrelay1-us-west.apache.org [209.188.14.139]) by mx1-lw-us.apache.org (ASF Mail Server at mx1-lw-us.apache.org) with ESMTP id D03505FB2C for ; Fri, 23 Jun 2017 23:10:00 +0000 (UTC) Received: from jira-lw-us.apache.org (unknown [207.244.88.139]) by mailrelay1-us-west.apache.org (ASF Mail Server at mailrelay1-us-west.apache.org) with ESMTP id 52F9AE00FE for ; Fri, 23 Jun 2017 23:10:00 +0000 (UTC) Received: from jira-lw-us.apache.org (localhost [127.0.0.1]) by jira-lw-us.apache.org (ASF Mail Server at jira-lw-us.apache.org) with ESMTP id 0FE7D21941 for ; Fri, 23 Jun 2017 23:10:00 +0000 (UTC) Date: Fri, 23 Jun 2017 23:10:00 +0000 (UTC) From: "ASF GitHub Bot (JIRA)" To: issues@flink.apache.org Message-ID: In-Reply-To: References: Subject: [jira] [Commented] (FLINK-5695) Optimize table type systems based on database semantics MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable X-JIRA-FingerPrint: 30527f35849b9dde25b450d4833f0394 archived-at: Fri, 23 Jun 2017 23:10:03 -0000 [ https://issues.apache.org/jira/browse/FLINK-5695?page=3Dcom.atlassian= .jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=3D1606= 1625#comment-16061625 ]=20 ASF GitHub Bot commented on FLINK-5695: --------------------------------------- Github user sunjincheng121 closed the pull request at: https://github.com/apache/flink/pull/3248 > Optimize table type systems based on database semantics > ------------------------------------------------------- > > Key: FLINK-5695 > URL: https://issues.apache.org/jira/browse/FLINK-5695 > Project: Flink > Issue Type: Sub-task > Components: Table API & SQL > Reporter: sunjincheng > Assignee: sunjincheng > > Optimize table type systems based on database semantics.As follows: > {code} > groupBy > --------------------> > Table GroupedTable > =E2=88=A7 <-------------------- =E2=88=A7 > | select&agg | > | | > | where | > | select | groupBy > | agg | > | ... | > | window | > =E2=88=A8 ---------------------> =20 > Table WindowedTable > <--------------------- > select&over > {code} > What do you think? [~fhueske]=20 -- This message was sent by Atlassian JIRA (v6.4.14#64029)