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Design Decomposition Blog
Iridium Satellite Collision in Space
You might have seen the recent news reports about the collision between U.S. and Russian communication satellites. The U.S. satellite was one of the Iridium satellites. What wasn’t reported and you probably don’t know is that an object database management system (ODBMS) is an important part of the Iridium system. Even though ODBMSs are a [...]
February 13, 2009
(The Acronym) SOA is (Perhaps) Dead (at Some Companies); Long Live Services
I am now also posting on the Cutter Blog. My initial posting is (The Acronym) SOA is (Perhaps) Dead (at Some Companies); Long Live Services. It is a response to Anne Thomas Manes’ SOA is Dead; Long Live Services on her blog at the Burton Group.
January 9, 2009
Atomicity
The typical definition of an atomic task or process is one that cannot be decomposed further. This is vague and subject to interpretation. The Decomposition Matrix on this site uses a specific definition: A task (for business process diagrams) or a process (for data flow diagrams) is atomic if every input relates to every output [...]
December 3, 2008
Well-Formed Business Process Diagrams
My last posting referenced the criteria for a well-formed business process diagram mentioned in Business Process Driven SOA using BPMN and BPEL by Matjaz B. Juric and Kapil Pant. I am going to expand on their criteria to create a more comprehensive definition of a well-formed business process diagram. To start, here are three criteria from [...]
November 18, 2008
Recent Business Process Modeling Books
I recently received two new books on business process modeling. Both books looked interesting because they had great titles. As it turns out, one book is great and the other not so good. The not so good book is Business Process Driven SOA using BPMN and BPEL by Matjaz B. Juric and Kapil Pant. There are [...]
October 9, 2008
The Design Decomposition Blog
is written by Doug Barry.

This figure illustrates what occurs in the mapping layer. The yellow lines show the mapping. Note, however, that the mapping lines do not connect directly to the color swatch objects. This represents that the join involving the "Size Color" table is creating the reference from the size objects to the color swatch objects. For more details on mapping, see related content below. Also see using existing relational schema to define objects (new window).

Mapping

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Related books at Amazon.com

Data Access Patterns: Database Interactions in Object-Oriented Applications (paperback)
Data Access Patterns: Database Interactions in Object-Oriented Applications (paperback)
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Average Customer Review: 4 stars based on 7 reviews.
Customer Review: I have to disagree with the previous review. I will try to explain why I think 'b88zhou' review is inadequate after presenting my overview of this book. After reading numerous pattern books, it is nice to see a pattern book with very good organization. Each pattern is presented with the following subsections. * Description * Context ...
Learning PHP Data Objects: A Beginner's Guide to PHP Data Objects, Database Connection Abstraction Library for PHP 5
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Average Customer Review: 4 stars based on 5 reviews.
Customer Review: I like the book's erudite methodology. The methodology of this book is based on the two tenets of sound education: Informing Demonstrating In this books after the information I found lots of exercises, step by step, with plenty of pictures and screen shots that lead me through and demonstrated a process of task. These exercises are f...
Building Scalable Database Applications: Object-Oriented Design, Architectures and Implementations
Building Scalable Database Applications: Object-Oriented Design, Architectures and Implementations
by Peter Heinckiens
Average Customer Review: 3.5 stars based on 6 reviews.
Customer Review: I think some of the other reviewers might forget this book is at the time of this review writing is 5 years old. At the time of .NET's official non beta release it was just over 3 years old. Truly, this book is as relevant today as it was when it was written. Perhaps some of the concepts of persistence are missed by the first reviewe...
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Object-Oriented Database Design Clearly Explained
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Average Customer Review: 3 stars based on 7 reviews.
Customer Review: "Object Oriented Database Design" is a book for beginners and, as far as I have been able to investigate, it is a perfect walkthrough along the background of object structures. Figures, exemples, syntax of codes and clear explanations lead the learner through theory towards practice. Exemples are often very nice.
Object-Oriented Application Development Using the Cache Postrelational Database
Object-Oriented Application Development Using the Cache Postrelational Database
by Wolfgang Kirsten, Michael Ihringer, Peter Schulte
Average Customer Review: 2.5 stars based on 7 reviews.
Customer Review: Have gotten extensive use out of this book from my time as a cache developer. Good guide for a programmer who's new to cache, and then later on as a reference guide for an intermediate to experienced developer. Everyone in the dev team got some use out of this as a reference - good to have in the team.
More related books: Search Amazon.com for object database