Return-Path: Delivered-To: 2-oracle-l@orafaq.com Received: (qmail 18226 invoked from network); 20 Dec 2007 13:37:31 -0600 Received: from freelists-180.iquest.net (HELO turing.freelists.org) (206.53.239.180) by static-ip-69-64-49-119.inaddr.intergenia.de with SMTP; 20 Dec 2007 13:37:25 -0600 Received: from localhost (localhost [127.0.0.1]) by turing.freelists.org (Avenir Technologies Mail Multiplex) with ESMTP id 626FA7DDCA9; Thu, 20 Dec 2007 14:36:32 -0500 (EST) Received: from turing.freelists.org ([127.0.0.1]) by localhost (turing.freelists.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id 17654-03; Thu, 20 Dec 2007 14:36:32 -0500 (EST) Received: from turing (localhost [127.0.0.1]) by turing.freelists.org (Avenir Technologies Mail Multiplex) with ESMTP id 9C44A7DDCA5; Thu, 20 Dec 2007 14:36:31 -0500 (EST) Received: with ECARTIS (v1.0.0; list oracle-l); Thu, 20 Dec 2007 13:49:07 -0500 (EST) Received: from localhost (localhost [127.0.0.1]) by turing.freelists.org (Avenir Technologies Mail Multiplex) with ESMTP id D98B87DCCC1 for ; Thu, 20 Dec 2007 13:49:06 -0500 (EST) Received: from turing.freelists.org ([127.0.0.1]) by localhost (turing.freelists.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id 10466-10 for ; Thu, 20 Dec 2007 13:49:06 -0500 (EST) Received: from corrly01.jabil.com (corrly01.jabil.com [198.51.174.16]) by turing.freelists.org (Avenir Technologies Mail Multiplex) with ESMTP id 75A127DB827 for ; Thu, 20 Dec 2007 13:49:06 -0500 (EST) X-IronPort-AV: E=Sophos;i="4.24,190,1196658000"; d="scan'208,217";a="111244962" Received: from unknown (HELO CORCON01.corp.jabil.org) ([172.27.4.26]) by corrly01.jabil.com with ESMTP; 20 Dec 2007 13:49:05 -0500 Received: from ALFARSCON01.corp.jabil.org ([172.31.12.56]) by CORCON01.corp.jabil.org with Microsoft SMTPSVC(6.0.3790.1830); Thu, 20 Dec 2007 13:48:44 -0500 Received: from alfarsmsg07.corp.jabil.org ([172.31.12.53]) by ALFARSCON01.corp.jabil.org with Microsoft SMTPSVC(6.0.3790.1830); Thu, 20 Dec 2007 13:48:43 -0500 X-MimeOLE: Produced By Microsoft Exchange V6.5 Content-class: urn:content-classes:message MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----_=_NextPart_001_01C84338.F2029286" Subject: RE: Do selects block truncates? Date: Thu, 20 Dec 2007 13:48:43 -0500 Message-ID: X-MS-Has-Attach: X-MS-TNEF-Correlator: Thread-Topic: Do selects block truncates? References: <607D6181D9919041BE792D70EF2AEC482434DC@LIMENS.sivsa.int> From: "Tony Aponte" To: "oracle-l" X-OriginalArrivalTime: 20 Dec 2007 18:48:43.0888 (UTC) FILETIME=[F216F700:01C84338] X-archive-position: 4052 X-ecartis-version: Ecartis v1.0.0 Sender: oracle-l-bounce@freelists.org Errors-to: oracle-l-bounce@freelists.org X-original-sender: Tony_Aponte@Jabil.com Precedence: normal Reply-to: Tony_Aponte@Jabil.com List-help: List-unsubscribe: List-software: Ecartis version 1.0.0 List-Id: oracle-l X-List-ID: oracle-l List-subscribe: List-owner: List-post: List-archive: X-list: oracle-l X-Virus-Scanned: Debian amavisd-new at localhost.localdomain ------_=_NextPart_001_01C84338.F2029286 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable Never mind, I think I have it backwards in that the writer can block a Select. It makes more sense as I think about it. =20 Tony Aponte =20 ________________________________ From: Tony Aponte=20 Sent: Thursday, December 20, 2007 1:46 PM To: oracle-l Subject: RE: Do selects block truncates? =20 Could it be that the reader is part of an XA transaction? I think I remember a paper or presentation by one of the Wise Men detailing how a reader that's part of a distributed transaction can block others simply by executing a Select. =20 Tony Aponte =20 ------_=_NextPart_001_01C84338.F2029286 Content-Type: text/html; charset="us-ascii" Content-Transfer-Encoding: quoted-printable

Never mind, I think I have it = backwards in that the writer can block a Select.  It makes more sense as I think = about it.

 

Tony = Aponte

 

From: Tony = Aponte
Sent: Thursday, December = 20, 2007 1:46 PM
To: oracle-l
Subject: RE: Do selects = block truncates?

 

Could it be that the reader is part = of an XA transaction?  I think I remember a paper or presentation by one = of the Wise Men detailing how a reader that’s part of a distributed = transaction can block others simply by executing a = Select.

 

Tony = Aponte

 

------_=_NextPart_001_01C84338.F2029286-- -- http://www.freelists.org/webpage/oracle-l