Return-Path: X-Original-To: apmail-apex-dev-archive@minotaur.apache.org Delivered-To: apmail-apex-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 EDF3A187E4 for ; Tue, 15 Sep 2015 15:17:43 +0000 (UTC) Received: (qmail 730 invoked by uid 500); 15 Sep 2015 15:17:40 -0000 Delivered-To: apmail-apex-dev-archive@apex.apache.org Received: (qmail 674 invoked by uid 500); 15 Sep 2015 15:17:40 -0000 Mailing-List: contact dev-help@apex.incubator.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: dev@apex.incubator.apache.org Delivered-To: mailing list dev@apex.incubator.apache.org Received: (qmail 663 invoked by uid 99); 15 Sep 2015 15:17:40 -0000 Received: from Unknown (HELO spamd1-us-west.apache.org) (209.188.14.142) by apache.org (qpsmtpd/0.29) with ESMTP; Tue, 15 Sep 2015 15:17:40 +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 372FEF2AF7 for ; Tue, 15 Sep 2015 15:17:40 +0000 (UTC) X-Virus-Scanned: Debian amavisd-new at spamd1-us-west.apache.org X-Spam-Flag: NO X-Spam-Score: 0.001 X-Spam-Level: X-Spam-Status: No, score=0.001 tagged_above=-999 required=6.31 tests=[URIBL_BLOCKED=0.001] autolearn=disabled Received: from mx1-us-east.apache.org ([10.40.0.8]) by localhost (spamd1-us-west.apache.org [10.40.0.7]) (amavisd-new, port 10024) with ESMTP id 5sBqEuo6BU8U for ; Tue, 15 Sep 2015 15:17:31 +0000 (UTC) Received: from mail-pa0-f54.google.com (mail-pa0-f54.google.com [209.85.220.54]) by mx1-us-east.apache.org (ASF Mail Server at mx1-us-east.apache.org) with ESMTPS id 8D5A54456F for ; Tue, 15 Sep 2015 15:17:31 +0000 (UTC) Received: by pacfv12 with SMTP id fv12so182985472pac.2 for ; Tue, 15 Sep 2015 08:17:30 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:subject:references:from:content-type:in-reply-to :message-id:date:to:content-transfer-encoding:mime-version; bh=a+QVG9vxTXUFvY0NXFww1cWBekQg7BYeGtzaAC5EWI8=; b=EL2XLwua7B2Vy1Aie56a25oIZtqmfr6D22quvbMj6cfAW4w9EO/HdfSNrv8ZdOx1pp aGNwLFtaFxFkG6IT+KaIIDpkEqizZr+zJ/ylgWuU5QFSxSQCLuFaRps5gkwKZOja7EY3 mICUxz+J5ZDwCfV2JTOhEnDeh3aRbt7cZCzr46qzN8trW42M2lyRnjQtB0ljL+yvRN3e rm2oXzP+reNbm9LcrwI0W6FeDzGZYZ+CAj39z8+M0IqZst487wOxL56NfTNWWLTyuV2l 29TwC7UKWY7E5r/wfkwBvl9PTbpxYckOZTRNvixsGzrVWzeHjlRofNR+WQuMW6VmYHzr vqbw== X-Gm-Message-State: ALoCoQnTNaFmFBZf6fmFG2wo4ci6uiDHDiEf43+H6X1JQZruIDDXIjSnYbyjWLEkqYk81tr2WX0Z X-Received: by 10.66.218.135 with SMTP id pg7mr48482636pac.141.1442330250624; Tue, 15 Sep 2015 08:17:30 -0700 (PDT) Received: from [10.64.193.219] ([166.170.36.177]) by smtp.gmail.com with ESMTPSA id ob4sm22702065pbb.40.2015.09.15.08.17.29 for (version=TLSv1 cipher=ECDHE-RSA-RC4-SHA bits=128/128); Tue, 15 Sep 2015 08:17:30 -0700 (PDT) Subject: Re: Sequencing of operator calls References: From: Amol Kekre Content-Type: text/plain; charset=us-ascii X-Mailer: iPhone Mail (11D257) In-Reply-To: Message-Id: Date: Tue, 15 Sep 2015 08:17:28 -0700 To: "dev@apex.incubator.apache.org" Content-Transfer-Encoding: quoted-printable Mime-Version: 1.0 (1.0) Apex guarantees single thread execution. The answer should be yes Amol Sent from my iPhone > On Sep 15, 2015, at 12:38 AM, Bhupesh Chawda wro= te: >=20 > Hi All, >=20 > Is it safe to assume that the checkpointed() and the beginWindow() calls > are sequenced? > In other words, are these calls part of the same thread and may not run in= > parallel? >=20 > Thanks. >=20 > --=20 > -Bhupesh