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 2BC36200B58 for ; Wed, 13 Jul 2016 01:58:24 +0200 (CEST) Received: by cust-asf.ponee.io (Postfix) id 2A60E160A75; Tue, 12 Jul 2016 23:58:24 +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 72D19160A56 for ; Wed, 13 Jul 2016 01:58:23 +0200 (CEST) Received: (qmail 89572 invoked by uid 500); 12 Jul 2016 23:58:22 -0000 Mailing-List: contact dev-help@apex.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: dev@apex.apache.org Delivered-To: mailing list dev@apex.apache.org Received: (qmail 89561 invoked by uid 99); 12 Jul 2016 23:58:22 -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; Tue, 12 Jul 2016 23:58:22 +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 401B7C866D for ; Tue, 12 Jul 2016 23:58:22 +0000 (UTC) X-Virus-Scanned: Debian amavisd-new at spamd1-us-west.apache.org X-Spam-Flag: NO X-Spam-Score: -5.307 X-Spam-Level: X-Spam-Status: No, score=-5.307 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, RP_MATCHES_RCVD=-1.287] autolearn=disabled Received: from mx2-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 6WX3ADOpqslk for ; Tue, 12 Jul 2016 23:58:21 +0000 (UTC) Received: from mail.apache.org (hermes.apache.org [140.211.11.3]) by mx2-lw-us.apache.org (ASF Mail Server at mx2-lw-us.apache.org) with SMTP id 4DE055FBBC for ; Tue, 12 Jul 2016 23:58:21 +0000 (UTC) Received: (qmail 88925 invoked by uid 99); 12 Jul 2016 23:58:20 -0000 Received: from arcas.apache.org (HELO arcas) (140.211.11.28) by apache.org (qpsmtpd/0.29) with ESMTP; Tue, 12 Jul 2016 23:58:20 +0000 Received: from arcas.apache.org (localhost [127.0.0.1]) by arcas (Postfix) with ESMTP id 6B2762C027F for ; Tue, 12 Jul 2016 23:58:20 +0000 (UTC) Date: Tue, 12 Jul 2016 23:58:20 +0000 (UTC) From: "Vlad Rozov (JIRA)" To: dev@apex.incubator.apache.org Message-ID: In-Reply-To: References: Subject: [jira] [Created] (APEXMALHAR-2145) Revisit Accumulation interface MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit X-JIRA-FingerPrint: 30527f35849b9dde25b450d4833f0394 archived-at: Tue, 12 Jul 2016 23:58:24 -0000 Vlad Rozov created APEXMALHAR-2145: -------------------------------------- Summary: Revisit Accumulation interface Key: APEXMALHAR-2145 URL: https://issues.apache.org/jira/browse/APEXMALHAR-2145 Project: Apache Apex Malhar Issue Type: Wish Reporter: Vlad Rozov Please see discussion regarding accumulation function and accumulator in https://github.com/apache/apex-malhar/pull/319. While accumulation function should not define storage and should provide a generic way to define how tuples are accumulated, accumulator represents actual aggregation and needs to define the most optimal storage for a particular aggregation type. -- This message was sent by Atlassian JIRA (v6.3.4#6332)