September 2006
Intermediate to advanced
562 pages
18h 33m
English
book
Oracle JDeveloper 10g for Forms & PL/SQL Developers: A Guide to Web Development with Oracle ADF
by Peter Koletzke, Duncan Mills
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What Is an Iterator?
Data access for attributes in a binding, as well as most operations and method bindings, requires iterators. You can think of an iterator as a current record pointer on a collection; for example, the expression #{bindings.EmployeeId.inputValue} actually evaluates to “the Employee Id of whatever record in EmployeesUpdateable1 collection is currently pointed to by the Employees Updateable 1 Iterator.” This link from EmployeeId to EmployeesUpdateable1Iterator is defined in the PageDef file.
In normal circumstances, a particular collection of records would maintain a single iterator to track the row currency (record marked as current) in the user interface. However, secondary iterators on the same collection are possible and ...
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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.