April 2003
Intermediate to advanced
192 pages
4h 8m
English
book
MDA Explained: The Model Driven Architecture™: Practice and Promise
by Anneke Kleppe, Jos Warmer, Wim Bast
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Chapter 5. Rosa's PIM to Three PSMs
This chapter gives insight into the three PIM to PSM transformations that are needed to implement the system for Rosa's Breakfast Service.
The PIM to Relational Transformation
The transformation rules for generating relational database models typically take care of a consistent object-relational mapping. Although most of these rules are rather straightforward and well-known (Blaha 1998), it can be a hard job to execute them manually. Small changes in the PIM can have a large effect on the relational model. For instance, changing the type of an attribute in the PIM from a simple data type to a class means introducing a foreign key in the corresponding table. The simple data type can be mapped directly to a column ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.