[From nobody Mon Mar 25 16:15:53 2013 MIME-version: 1.0 Content-type: multipart/alternative; boundary="----=_NextPart_000_0000_01C59E65.7B47B670" Return-path: <bdoyle@shaw.ca> Envelope-to: matthias@localhost Delivery-date: Thu, 11 Aug 2005 21:40:51 +0200 Received: from localhost ([127.0.0.1]) by antilipe.corelatus.se with esmtp (Exim 4.52) id 1E3IqS-0000XF-Vn for matthias@localhost; Thu, 11 Aug 2005 21:36:05 +0200 Received: from imap.levonline.com [217.70.33.129] by localhost with IMAP (fetchmail-6.2.5) for matthias@localhost (single-drop); Thu, 11 Aug 2005 21:36:04 +0200 (CEST) Received: from resolver1.levonline.com (resolver1.levonline.com [217.70.32.11]) by sork.levonline.com (8.11.6/8.11.6) with ESMTP id j7BIWAD08310 for <a0108701@levonline.com>; Thu, 11 Aug 2005 20:32:10 +0200 Received: from localhost (resolver1.levonline.com [127.0.0.1]) by resolver1.levonline.com (Postfix) with ESMTP id E65B56FD88 for <a0108701@levonline.com>; Thu, 11 Aug 2005 20:32:09 +0200 (CEST) Received: from resolver1.levonline.com ([127.0.0.1]) by localhost (resolver1.levonline.com [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id 06969-08 for <a0108701@levonline.com>; Thu, 11 Aug 2005 20:32:08 +0200 (CEST) Received: from pd2mo3so.prod.shaw.ca (shawidc-mo1.cg.shawcable.net [24.71.223.10]) by resolver1.levonline.com (Postfix) with ESMTP id F2BD16FCEF for <matthias@corelatus.com>; Thu, 11 Aug 2005 20:32:07 +0200 (CEST) Received: from pd5mr3so.prod.shaw.ca (pd5mr3so-qfe3.prod.shaw.ca [10.0.141.144]) by l-daemon (Sun ONE Messaging Server 6.0 HotFix 1.01 (built Mar 15 2004)) with ESMTP id <0IL200MZ7L7UIBA0@l-daemon> for matthias@corelatus.com; Thu, 11 Aug 2005 12:11:54 -0600 (MDT) Received: from pn2ml3so.prod.shaw.ca ([10.0.121.147]) by pd5mr3so.prod.shaw.ca (Sun ONE Messaging Server 6.0 HotFix 1.01 (built Mar 15 2004)) with ESMTP id <0IL200F4AL7TJF10@pd5mr3so.prod.shaw.ca> for matthias@corelatus.com; Thu, 11 Aug 2005 12:11:54 -0600 (MDT) Received: from VEYU (S01060011954e9634.gv.shawcable.net [24.69.67.193]) by l-daemon (iPlanet Messaging Server 5.2 HotFix 1.18 (built Jul 28 2003)) with ESMTP id <0IL200JAYL7TYP@l-daemon> for matthias@corelatus.com; Thu, 11 Aug 2005 12:11:53 -0600 (MDT) Message-id: <0IL200JAZL7TYP@l-daemon> X-MIMEOLE: Produced By Microsoft MimeOLE V6.00.2900.2180 X-Mailer: Microsoft Office Outlook, Build 11.0.6353 Thread-index: AcWensLzfizIib+yTZWxZ68JNcttYw== X-Virus-Scanned: By www.levonline.com - Scanning included in our services X-Spam-Checker-Version: SpamAssassin 3.0.4 (2005-06-05) on antilipe.corelatus.se X-Spam-Level: * X-Spam-Status: No, score=1.7 required=5.0 tests=BAYES_50,DNS_FROM_RFC_POST, HTML_MESSAGE,HTML_TEXT_AFTER_BODY,HTML_TEXT_AFTER_HTML,SPF_HELO_PASS autolearn=no version=3.0.4 From: Brian Doyle <bdoyle@shaw.ca> To: matthias@corelatus.com Subject: Choice of languages and data base structure Date: Thu, 11 Aug 2005 11:11:54 -0700 This is a multi-part message in MIME format. ------=_NextPart_000_0000_01C59E65.7B47B670 CONTENT-TRANSFER-ENCODING: quoted-printable Content-Type: text/plain; charset="windows-1250" Matthias, =20 Can you tell me why people would use ERLANG/OTP and Mnesia database for = a very large distributed payment system?=20 =20 What are the advantages and drawbacks. I kind of understand that ERLANG = has been developed for large distributred =93soft real time=94 development = but I don=92t understand Mneisa in that much of what I read suggest Mnesia is = not very good for very large amounts of data. =20 The IP based payment system we want to develop will contain perhaps = billions of transaction records. Does this require a ORACLE solution or can = Mnesia cope with the load? =20 Brian Doyle , Director of Strategic Development VEYU GROUP Cell 250-744-9494 bdoyle@veyu.com www.veyu.com =20 --=20 No virus found in this outgoing message. Checked by AVG Anti-Virus. Version: 7.0.338 / Virus Database: 267.10.6/69 - Release Date: 8/11/2005 =20 ------=_NextPart_000_0000_01C59E65.7B47B670 CONTENT-TRANSFER-ENCODING: quoted-printable Content-Type: text/html; charset="windows-1250" <html xmlns:o=3D"urn:schemas-microsoft-com:office:office" = xmlns:w=3D"urn:schemas-microsoft-com:office:word" = xmlns=3D"http://www.w3.org/TR/REC-html40"> <head> <META HTTP-EQUIV=3D"Content-Type" CONTENT=3D"text/html; = charset=3Dwindows-1250"> <meta name=3DGenerator content=3D"Microsoft Word 11 (filtered medium)"> <style> <!-- /* Font Definitions */ @font-face {font-family:SimSun; panose-1:2 1 6 0 3 1 1 1 1 1;} @font-face {font-family:"\@SimSun"; panose-1:2 1 6 0 3 1 1 1 1 1;} /* Style Definitions */ p.MsoNormal, li.MsoNormal, div.MsoNormal {margin:0in; margin-bottom:.0001pt; font-size:12.0pt; font-family:"Times New Roman";} a:link, span.MsoHyperlink {color:blue; text-decoration:underline;} a:visited, span.MsoHyperlinkFollowed {color:purple; text-decoration:underline;} span.EmailStyle17 {mso-style-type:personal-compose; font-family:Arial; color:windowtext; font-weight:normal; font-style:normal; text-decoration:none none;} @page Section1 {size:8.5in 11.0in; margin:1.0in 1.25in 1.0in 1.25in;} div.Section1 {page:Section1;} --> </style> </head> <body lang=3DEN-US link=3Dblue vlink=3Dpurple> <div class=3DSection1> <p class=3DMsoNormal><font size=3D3 face=3DArial><span = style=3D'font-size:12.0pt; font-family:Arial'>Matthias,<o:p></o:p></span></font></p> <p class=3DMsoNormal><font size=3D3 face=3DArial><span = style=3D'font-size:12.0pt; font-family:Arial'><o:p> </o:p></span></font></p> <p class=3DMsoNormal><font size=3D3 face=3DArial><span = style=3D'font-size:12.0pt; font-family:Arial'>Can you tell me why people would use ERLANG/OTP and = Mnesia database for a very large distributed payment system? = <o:p></o:p></span></font></p> <p class=3DMsoNormal><font size=3D3 face=3DArial><span = style=3D'font-size:12.0pt; font-family:Arial'><o:p> </o:p></span></font></p> <p class=3DMsoNormal><font size=3D3 face=3DArial><span = style=3D'font-size:12.0pt; font-family:Arial'>What are the advantages and drawbacks. I kind of = understand that ERLANG has been developed for large distributred “soft real = time” development but I don’t understand Mneisa in that much of what I = read suggest Mnesia is not very good for very large amounts of = data.<o:p></o:p></span></font></p> <p class=3DMsoNormal><font size=3D3 face=3DArial><span = style=3D'font-size:12.0pt; font-family:Arial'><o:p> </o:p></span></font></p> <p class=3DMsoNormal><font size=3D3 face=3DArial><span = style=3D'font-size:12.0pt; font-family:Arial'>The IP based payment system we want to develop will = contain perhaps billions of transaction records. Does this require a ORACLE solution or = can Mnesia cope with the load?<o:p></o:p></span></font></p> <p class=3DMsoNormal><font size=3D3 face=3DArial><span = style=3D'font-size:12.0pt; font-family:Arial'><o:p> </o:p></span></font></p> <p class=3DMsoNormal><font size=3D3 face=3D"Times New Roman"><span = style=3D'font-size: 12.0pt'>Brian Doyle , Director of Strategic = Development<o:p></o:p></span></font></p> <p class=3DMsoNormal><font size=3D3 face=3D"Times New Roman"><span = style=3D'font-size: 12.0pt'>VEYU GROUP<o:p></o:p></span></font></p> <p class=3DMsoNormal><font size=3D3 face=3D"Times New Roman"><span = style=3D'font-size: 12.0pt'>Cell 250-744-9494<o:p></o:p></span></font></p> <p class=3DMsoNormal><font size=3D3 face=3D"Times New Roman"><span = style=3D'font-size: 12.0pt'>bdoyle@veyu.com<o:p></o:p></span></font></p> <p class=3DMsoNormal><font size=3D3 face=3D"Times New Roman"><span = style=3D'font-size: 12.0pt'>www.veyu.com<o:p></o:p></span></font></p> <p class=3DMsoNormal><font size=3D3 face=3D"Times New Roman"><span = style=3D'font-size: 12.0pt'><o:p> </o:p></span></font></p> </div> </body> </html> <BR> <P><FONT SIZE=3D2>--<BR> No virus found in this outgoing message.<BR> Checked by AVG Anti-Virus.<BR> Version: 7.0.338 / Virus Database: 267.10.6/69 - Release Date: = 8/11/2005<BR> </FONT> </P> ------=_NextPart_000_0000_01C59E65.7B47B670-- ]