Where is the Query in XQuery?
Michael David discusses how XQuery was designed from the ground up to process hierarchical XML data, but it is still…
Data Articles
The 10-Minute Data Model Review, Part 1
Data modeling is based on the precept of knowing your data and knowing how the data is interrelated with other…
Crow’s Feet Are Best
This short article examines the choices of notation styles used to draw conceptual data models and advocates use of the…
Subtyping in W3C XML Schema, Part 2
Concerned that an industry standard XML vocabulary may be too limited for your data exchange partners? No problem. By creating…
Computer Life Cycle Management and Migration
Managing IT equipment and product life cycles is an important function of IT department staff.
The Prime Business Decision Loop
The Prime Business Decision Loop addresses the fact that the evolution of technology has shifted the manner in which business…
Getting and Keeping Your Data Right
Organizations often do not realize just how poor and out of control their data really is because they hold tight…
Metadata Improvements – A Case Study
The article describes problems encountered in integrating metadata, the approach taken and the results achieved.
Performance Tuning Considerations for Decision Support Systems
Stephen Putman considers a common scenario of decision support system implementation Ð performance issues shortly after deployment that impact system…
Architecture Made Easy, Part 1
This article describes how to avoid getting a dozen different data models from twelve experienced data modelers with the same…