(Graeme Simsion) “I confess that I thought you were a lunatic when I first heard about your conjecture many years ago” wrote modeling authority Alec Sharp in a recent email to me. He was not alone. In 1996 I wrote an article for Database Programming and Design which included the “conjecture”,
Other News
Design Patterns in PHP – Factory Method and Abstract Factory
(David Fells) In object oriented programming, object creation – also known as instantiation – is an implied requirement. Objects must at some point be created for use. Obviously, creating objects is not a difficult task and most languages, PHP included, have simple and intuitive syntax for doing so.
Detect Anomalies in Excel Spreadsheets
(Bogdan Crivat and Jamie MacLennan) Microsoft Excel becomes more and more versatile with each release and solves a wider variety of business needs. Its flexibility and programmability let you integrate different technologies to better understand and process the data in your spreadsheets. From its in
UML Data Modeling in JDeveloper
(Dr. Paul Dorsey) The Unified Modeling Language (UML) is a standard environment for object-oriented design and development. The most commonly recognized parts of the UML Modeling environment are class diagrams, which somewhat resemble ERDs. Class diagrams were originally designed to support object-o
DB2 UDB v8.2 vs. SQL Server 2000: Is DB2 the Better Windows Database?
(Andrew Binstock) The SQL Server database appeared seemingly out of nowhere in the early 1990s as Microsoft’s entrée into the market for larger-than-Access databases. The original product was mostly licensed from Sybase, but over the course of years, Microsoft took over all of the design and impleme
IBM DB2 Performance Monitoring Clinic – What, Where, When, Why….Unravel the Mysteries of DB2 Performance Monitoring
Do you want to learn more about comprehensive DB2 Performance Monitoring? Would you like to explore what factors influence DB2 Applications, Database and Systems Performance? Would you like to learn how DB2 Performance Expert for z/OS can help you deploy a DB2 monitoring strategy that is proactive i
Serialize in VB.NET
(Dan Mabbutt) In an About Visual Basic interview with Keith Franklin, President and Chief Software Architect at Empowered Software Solutions, we asked, “What is the single most important innovation in VB .NET?” Without skipping a beat, Keith said, “Attributes and serialization. This gives VB .NET th
The Enterprise: Service-Oriented Architecture (SOA)
(Clive Finkelstein) I have previously discussed enterprise architecture methods, as well as technologies for rapid delivery into production of priority business processes. These technologies have included XML, enterprise portals and Web services. In this and the next few months I will cover the conc
Reading data from CData Section in XML
(Vinod Kumar) In this article we will see the way to read the data from CData section of an XML file. The CData sections are used to quote or escape blocks of text to keep that text from being interpreted as markup language.
DB2 UDB DataPropagator V8.1: Performance evaluation and analysis
This paper describes the benchmark results of DB2 Universal Database DataPropagator Version 8.1 and how you can optimize the performance of data replication. (R,pdf)