May 2011
Intermediate to advanced
618 pages
14h 42m
English
book
Expert Oracle Application Express
by John Edward Scott, Dietmar Aust, Martin Giffy D'Souza, Doug Gault, Dimitri Gielis, Roel Hartman, Michael Hichwa, Sharon Kennedy, Denes Kubicek, Raj Mattamal, Dan McGhan, Francis Mignault, Anton Nielsen
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Chapter 10. Working with APEX Collections
by Raj Mattamal
When writing applications, developers often need a way to store an unknown number of items in a temporary structure. The most pervasive example of this is the online shopping cart. When a user browses an online store, one doesn't know the number of items the user intends to purchase. To address this, application developers use collections to store these variable pieces of data.
The term collections itself is a rather general one. Many, if not most, programming techniques offer some method of storing variable collection-type data, and terms such as arrays, sets, and lists are common across them. In Oracle PL/SQL, the need to store collection data is most commonly met using constructs such ...
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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.