Author: Andre Crone

AMIS is puting more and more emphasis on IT architecture. That is one of the reasons why I am doing my Masters in IT architecture and why AMIS is …

Introduction I have been investigating Oracle’s Web Service Manager recently. WSM is shipped with the new SOA Suite. The WSM is a service gateway. Existing services can be placed …

Why Oracle Forms and BPEL? Old style Forms applications normally don’t hold much workflow functionality. Sure there is an order in which the forms should be used. The workflow …

You all know the problem. You want to send that large file to someone, but how? Many email systems restrict the maximum attachment size. I have to send large …

In my previous post about package constants I mentioned the application I am working on right now. They gave me the task to speed up the application since performance …

Google has released their Google Web Toolkit (GWT). This toolkit can be used to develop AJAX applications in Java. Google describes the toolkit as follows: Google Web Toolkit (GWT) …

On my recent project we have a large package holding constants values. From a design point of view this is a very elegant solution because this way the constants …

I wanted to generate an Excel file with data coming from an Oracle database. One of the best ways to do this is to generate an Microsoft Excel XML …

The problem I was facing was simple. You have a table with data. The data in that table should be validated. Invalid rows should be deleted. For each deleted …

Yesterday I had a few mind boggling experiences with Oracle Lite. Together with our customer and my colleague Arjaan, I tried to install Oracle Lite. This is a very …

On my current assignment I am working on interfaces between Tibco and Oracle PL/SQL applications. Tibco is a middleware solution that implements a messaging based interface solution between different …

Today I attended the workshop that Steve Adams is giving in the Netherlands this week. We were with a group of four AMIS employees. The day started in a …

I recently had the need to generate XML files based on data stored in relational tables. This was done via an XML DOM implementation on the project I am …

This post is the first one of a set that I will write about Oracle Lite. I have been working with Oracle Lite and I am impressed. Not by …

This post shows a simple example about how to use Oracle’s BPEL server to load and parse a datafile. The data in the file is then inserted into a …

uk.builder.com reports that Oracle wants more database support in the Eclipse IDE. Oracle is going to develop database support for Eclipse. This software will be released and donated to …

Suppose you want to log every update on a table. You want the log records to be in the same original table. You cannot do this in a simple …

Just read on news.com that the W3C consortium is considering a binary XML standard. This could really speed up a lot of transactions. The mayor drawback of course will …

Title: Business Process Execution Language Author: Matjaz B. Juric, Benny Mathew, Poornachandra Sarang Published by: Packt Publishing ISBN: 1-904811018-3 Publication Date: 2004 Details: 270pages, $59.99; www.packtpub.com I recently read …

Just read on http://uk.builder.com/webdevelopment/scripting/0,39026636,39238117,00.htm that IBM is officially going to support PHP (Personal Home Page). The agreement between IBM and Zend also means that IBM will dedicate a part …

The last few days a colleague and I have been looking into a beta release of Oracle’s BPEL designer for jDeveloper. This tool enables you to orchestrate single web …

In this post we will tune a query from being hopelessly slow to fast. We will use “explain plan” to analyze the query plan. We will see how Oracle …

Last week I attended the Tom Kyte seminar in Utrecht. This was a very impressive seminar held by a real Oracle database Guru. Tom says he still thinks of …

Read this today on http://w3.org: The World Wide Web Consortium today released three W3C Recommendations to improve Web services performance by standardizing the transmission of large binary data. “Web …

Title: Effective Oracle by Design – Design and Build High-Performance Oracle Applications Author: Thomas Kyte Published by: Oracle Press ISBN: 0-07-223065-7 Publication Date: 2003 Details: 664 pages, $59.99; www.OraclePressBooks.com …

Windows is not shipped with a lot of tools for the developer. Simple tools like grep, sed, make are not provided. Today I installed UnxUtils. A set of GNU …

Today I looked into a pre release of Oracles Warehouse Builder 10gR2 (Paris). This comprehensive tool can be used to create complex data warehoused holding data from many different …

OpenVPN is an open source VPN implementation which can be found on http://www.openvpn.net With OpenVPN, you can: tunnel any IP subnetwork or virtual ethernet adapter over a single UDP …