From issues-return-148618-archive-asf-public=cust-asf.ponee.io@flink.apache.org Fri Jan 19 16:42:57 2018 Return-Path: X-Original-To: archive-asf-public@eu.ponee.io Delivered-To: archive-asf-public@eu.ponee.io Received: from cust-asf.ponee.io (cust-asf.ponee.io [163.172.22.183]) by mx-eu-01.ponee.io (Postfix) with ESMTP id E01CB180607 for ; Fri, 19 Jan 2018 16:42:57 +0100 (CET) Received: by cust-asf.ponee.io (Postfix) id CFE6E160C28; Fri, 19 Jan 2018 15:42:57 +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 1F84C160C27 for ; Fri, 19 Jan 2018 16:42:56 +0100 (CET) Received: (qmail 64004 invoked by uid 500); 19 Jan 2018 15:42:56 -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 63995 invoked by uid 99); 19 Jan 2018 15:42:56 -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, 19 Jan 2018 15:42:56 +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 DA55EC22C5 for ; Fri, 19 Jan 2018 15:42:55 +0000 (UTC) X-Virus-Scanned: Debian amavisd-new at spamd1-us-west.apache.org X-Spam-Flag: NO X-Spam-Score: -4.03 X-Spam-Level: X-Spam-Status: No, score=-4.03 tagged_above=-999 required=6.31 tests=[KAM_LAZY_DOMAIN_SECURITY=1, RCVD_IN_DNSWL_HI=-5, RCVD_IN_MSPIKE_H3=-0.01, RCVD_IN_MSPIKE_WL=-0.01, T_RP_MATCHES_RCVD=-0.01] 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 B8zgGB6-suDH for ; Fri, 19 Jan 2018 15:42:55 +0000 (UTC) Received: from mail.apache.org (hermes.apache.org [140.211.11.3]) by mx1-lw-us.apache.org (ASF Mail Server at mx1-lw-us.apache.org) with SMTP id E267C5F3FE for ; Fri, 19 Jan 2018 15:42:54 +0000 (UTC) Received: (qmail 63538 invoked by uid 99); 19 Jan 2018 15:42:54 -0000 Received: from git1-us-west.apache.org (HELO git1-us-west.apache.org) (140.211.11.23) by apache.org (qpsmtpd/0.29) with ESMTP; Fri, 19 Jan 2018 15:42:54 +0000 Received: by git1-us-west.apache.org (ASF Mail Server at git1-us-west.apache.org, from userid 33) id B61C0DFBC6; Fri, 19 Jan 2018 15:42:52 +0000 (UTC) From: fhueske To: issues@flink.incubator.apache.org Reply-To: issues@flink.incubator.apache.org References: In-Reply-To: Subject: [GitHub] flink pull request #5241: [FLINK-8325][table] Add COUNT(*),COUNT(1) supporte... Content-Type: text/plain Message-Id: <20180119154252.B61C0DFBC6@git1-us-west.apache.org> Date: Fri, 19 Jan 2018 15:42:52 +0000 (UTC) Github user fhueske commented on a diff in the pull request: https://github.com/apache/flink/pull/5241#discussion_r162644529 --- Diff: flink-libraries/flink-table/src/main/scala/org/apache/flink/table/runtime/aggregate/DataSetEmptyProcessMapPartition.scala --- @@ -0,0 +1,83 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance + * with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +package org.apache.flink.table.runtime.aggregate + +import java.lang + +import org.apache.flink.api.common.functions.RichMapPartitionFunction +import org.apache.flink.configuration.Configuration +import org.apache.flink.table.codegen.{Compiler, GeneratedAggregationsFunction} +import org.apache.flink.table.util.Logging +import org.apache.flink.types.Row +import org.apache.flink.util.Collector + +/** + * Set default value of all aggregates for non-grouped aggregates on empty dataset. + */ +class DataSetEmptyProcessMapPartition(genAggregations: GeneratedAggregationsFunction) --- End diff -- Can be removed if we extend `DataSetFinalAggFunction` to also implement `MapPartitionFunction` ---