Database Reference
In-Depth Information
CHAPTER 13
Extended Developer Tools
While developing the sample application in the previous chapters, you saw many fea-
tures in the APEX development tool. This chapter highlights advanced development fea-
tures in APEX that weren't covered in the previous chapters. These features—or tools,
as we prefer to call them—may help when you're developing large applications in a cor-
porate environment.
Note
This chapter assumes that you're comfortable with APEX and understand the
fundamentals. If you're still not comfortable developing an APEX application, we
strongly recommend that you revisit the examples from
Chapters 5
through
9
in order to
become more at ease with APEX and its development environment.
Page Locks
When developing in larger teams, development conflicts occur. A
development conflict
is when two developers are working on the same object at the same time and overwrite
each other's changes.
Note
For the remainder of this chapter, references to APEX objects imply page
items, regions, lists, pages, and so on.
Conventional web development tools, such as ASP, PHP, and JSP, contain multiple
files that each represent a page or a set of functions in the web application. When devel-
