April 2003
Intermediate to advanced
750 pages
16h 53m
English
book
EJB 2.0 Development with WebSphere Studio Application Developer
by Ueli Wahli, Wouter Denayer, Lars Schunk, Deborah Shaddon, Martin Weiss
Content preview from EJB 2.0 Development with WebSphere Studio Application Developer
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EJB custom query methods
Query methods are any method in the home that is used to locate entity beans, such as findXxxx (called finder methods), and selectXxxx (called select methods).
*New EJB 2.0 - query methods
In EJB 1.x, finder methods were the only type of custom query method available, and these were just referred to as custom finder methods. In EJB 2.0, select query methods were added, so we refer to this category of methods as query methods, because referring to them as finder methods would not be completely accurate.
Note: They are called custom query methods for both CMPs and BMPs, because it is a definition of method function rather than an actual implementation detail of the method. CMPs can rely on the EJB query language, so are ...
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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.