Beginning Oracle Application Express 4

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Beginning Oracle Application Express 4 introduces one of the most talked-about development platforms to come out of Oracle Corporation in years. Oracle Application Express, called APEX for short, enables rapid and easy development of web-based applications that make full use of Oracle Database. The release of APEX 4 brings a huge leap forward in terms of functionality and usability for both the developer and the end user. Power users and programmers alike can quickly put together robust and scalable applications for use by one person, by a department, by an entire company.

Whether you’re new to Oracle or an old hand who’s yet to test the waters of APEX, Beginning Oracle Application Express 4 introduces the processes and best practices you’ll need to become proficient with APEX. The book shows off the programming environment, the utilities and tools available, and then continues by walking through the process of building a working system from the ground up. While the book assumes a foundational knowledge of SQL and PL/SQL, all code used is documented and explained so that those new to the languages will not be lost. Covers brand-new functionality in APEX 4 Provides fully documented and explained example code Guides you through creating a working and fully deployable application

What you’ll learn Design, code, and troubleshoot APEX applications Create forms and generate reports Apply best-practices to database and application design Create intuitive navigation that inspires confidence amongst users Secure your applications from outside attack Deploy applications for one, a dozen, or hundreds of users Who this book is for

Beginning Oracle Application Express 4 is for programmers and power users wanting to create rich, data-centric applications that are web-based, and that rest on Oracle’s industry-leading database technology.

Table of Contents An Introduction to APEX 4.0 A Developer's Overview Identifying the Problem & Designing the Solution SQL Workshop Application & Navigational Components Forms & Reports—The Basics Forms & Reports—Advanced Programatic Elements Security Application Deployment Understanding Websheets A WebSheets Example Extended Developer Tools Managing Workspaces Team Development
 

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Contents

An Introduction to APEX 4
1
A Developers Overview
7
Identifying the Problem Designing the Solution
31
SQL Workshop
39
Application and Navigation
61
Forms and Reports The Basics
99
Forms and Reports Advanced
155
Programmatic Elements
207
Application Deployment
273
Understanding Websheets
281
A Websheet Example
313
Extended Developer Tools
333
Managing Workspaces
355
Team Development
375
Index
405
Copyright

Security
245

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About the author (2011)

Doug Gault is director and co-founder of Sumneva, a world-class Oracle Application Express (APEX) consulting, training & solutions firm founded in 2010. He has been working with Oracle since 1988 starting with version 5.1B, SQL*Forms 2.0, and RPT/RPF. Since then, he has focused his career on Oracle's development technologies, spending the last decade on web based technologies, and the last six years specifically on APEX.

Prior to co-founding Sumneva, Gault was vice president of Sumner Technologies, which also focused on Oracle APEX consulting, training & solutions. Before that, he served as product development director for Hotsos Enterprises, during which time he was the lead architect/developer and product manager for two commercial products written exclusively in APEX. His 21 years of Oracle experience have taken him all over the world and involved him in some truly groundbreaking projects.

Gault has presented and participated in round table discussions at a number of conferences, including Oracle OpenWorld, UKOUG and ODTUG's APEXposed. He holds an associate's degree in computer science, and an honorary master's degree from the School of Hard Knocks, believing there is no replacement for hard-earned, real-world experience.

Karen Cannell is president of TH Technologies, a small consulting firm providing Oracle technology services, lately focused on Application Express. A mechanical engineer by degree (one of them), she has analyzed, designed, developed, converted, upgraded, enhanced, and otherwise worked on legacy and commercial database applications for over 25 years, concentrating on Oracle technologies since 1994. Karen has worked with Application Express since its Web DB and HTMLDB beginnings, and continues to leverage the Oracle suite of tools to build quality web applications for clients in government, medical, and engineering industries. Karen be contacted at kcannell@thtechnology.com.

Patrick Cimolini is a principal with Patrick International APEX Consulting, a consultancy that specializes in project management and software development services for Oracle Application Express (APEX) projects. His formal training in engineering, business administration, and project management are complemented by 30 years of experience that has evolved through mainframe, client/server, and web platforms. Patrick has enjoyed attending the Oracle Development Tools User Group (ODTUG) conferences where he has been a regular presenter. His Oracle experience dates back to the early 1990s.

Tim St. Hilaire has been working with Oracle as a developer, integrator, and architect for over ten years. His most recent focus is on the APEX tool set and integration opportunities available both internally and externally. Leading a team of developers, APEX has been integrated as a strategic tool within his current business. Sharing those experiences with others is both a hobby and a passion.

Martin Giffy D’Souza is co-founder and chief technology officer at ClariFit, Inc., a consulting firm and custom solutions provider which specializes in APEX and PL/SQL development. Martin’s experience in the technology industry has been focused on developing database-centric web applications using the Oracle APEX technology stack.
Prior to co-founding ClariFit, Martin’s career has seen him hold a range of positions within award-winning companies. Martin is also the author of the highly recognized blog, TalkApex.com, which boasts a multitude of posts on a wide array of APEX topics. He has also presented at numerous international conferences such as ODTUG, APEXposed, and COUG. Martin is an Oracle ACE and holds a computer engineering degree from Queen’s University in Kingston, Ontario.

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