Beginning Oracle Application Express 5 by Doug Gault

By Doug Gault

Whether you’re new to Oracle or an previous hand who has but to check the waters of APEX, Beginning Oracle software convey 5 introduces the procedures and most sensible practices you’ll have to develop into trained with APEX. The e-book exhibits off the programming setting, the utilities and instruments to be had, after which keeps by means of jogging via the method of creating a operating approach from the floor up. All code is documented and defined in order that these new to the languages won't be misplaced. After examining this ebook, energy clients and programmers alike can fast prepare powerful and scalable purposes to be used by means of one individual, by means of a division, via a whole company.

Beginning Oracle software exhibit 5 introduces model five of the preferred and efficient Oracle software exhibit improvement platform. referred to as APEX for brief, the platform allows swift and simple improvement of web-based purposes that make complete use of Oracle Database. the discharge of APEX five brings significant new adjustments to the web page builder, an stronger common subject matter, larger RESTful net prone aid, more desirable software packaging, and the various redesigned wizards provide a brand new and clean think to the person interface.

  • Covers brand-new performance in APEX 5
  • Provides totally documented and defined instance code
  • Guides you thru making a operating and entirely deployable application

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The Home page is your gateway to the rest of the development environment and provides some high-level information about what’s going on in the workspace. 13 Chapter 2 ■ A Developer’s Overview Figure 2-6. APEX development Home screen Along the top is the navigation bar containing the main navigation structure available to you throughout the developer interface. It gives direct access to many of the sections you will need quick access to while you’re developing applications. It’s worth noting that each main option of the menu bar is broken down into two pieces.

There can be many applications and many schemas in a workspace, but an application may only parse as one (and only one) schema, which can only be set during development. The following sections delve more deeply into this to give you a full understanding of how these concepts relate. APEX Users To log in to an APEX workspace, you must have access to a valid APEX user. A number of different user roles are available that dictate what you can do when you log in. The roles are as follows: • Instance Administrators are special users who manage and maintain the overall APEX instance.

General application hierarchy 9 Chapter 2 ■ A Developer’s Overview Applications are basically groups of pages that perform a task (or set of tasks) related to a business function. During the course of this book, you’ll build one application in a single workspace, but it’s important to know that in a typical development environment, you’ll probably be working on many applications across several workspaces. Pages are the basic building blocks of applications and contain both the user-interface (UI) components and the programming logic that processes the user’s input.

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