October 2003
Beginner
734 pages
16h 56m
English
Content preview from Head First EJB
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But we don’t want to think in TABLES We want to think in CLASSES
We know we can map tables to bean classes, no problem. All the columns become persistent fields in the bean class, represented by abstract getters and setters, and we’re good to go. Except... if this were a class and not a table, we wouldn’t have designed it that way. We’d probably make the movie class a lot more friendly and useful, for example, so that a client could work with just the movie bean, rather than having to get references to all three beans.
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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.