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Oracle® Database
2 Day + Application Express Developer’s Guide
Release 4.2
E35122-02
October 2012
Oracle Database 2 Day + Application Express Developer's Guide, Release 4.2
E35122-02
Copyright © 2003, 2012, Oracle and/or its affiliates. All rights reserved.
Primary Author: Terri Jennings
Contributors: Drue Swadener, Sharon Kennedy, David Peake, Sheila Moore
This software and related documentation are provided under a license agreement containing restrictions on
use and disclosure and are protected by intellectual property laws. Except as expressly permitted in your
license agreement or allowed by law, you may not use, copy, reproduce, translate, broadcast, modify, license,
transmit, distribute, exhibit, perform, publish, or display any part, in any form, or by any means. Reverse
engineering, disassembly, or decompilation of this software, unless required by law for interoperability, is
prohibited.
The information contained herein is subject to change without notice and is not warranted to be error-free. If
you find any errors, please report them to us in writing.
If this is software or related documentation that is delivered to the U.S. Government or anyone licensing it
on behalf of the U.S. Government, the following notice is applicable:
U.S. GOVERNMENT END USERS: Oracle programs, including any operating system, integrated software,
any programs installed on the hardware, and/or documentation, delivered to U.S. Government end users
are "commercial computer software" pursuant to the applicable Federal Acquisition Regulation and
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adaptation of the programs, including any operating system, integrated software, any programs installed on
the hardware, and/or documentation, shall be subject to license terms and license restrictions applicable to
the programs. No other rights are granted to the U.S. Government.
This software or hardware is developed for general use in a variety of information management
applications. It is not developed or intended for use in any inherently dangerous applications, including
applications that may create a risk of personal injury. If you use this software or hardware in dangerous
applications, then you shall be responsible to take all appropriate fail-safe, backup, redundancy, and other
measures to ensure its safe use. Oracle Corporation and its affiliates disclaim any liability for any damages
caused by use of this software or hardware in dangerous applications.
Oracle and Java are registered trademarks of Oracle and/or its affiliates. Other names may be trademarks of
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are used under license and are trademarks or registered trademarks of SPARC International, Inc. AMD,
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Micro Devices. UNIX is a registered trademark of The Open Group.
This software or hardware and documentation may provide access to or information on content, products,
and services from third parties. Oracle Corporation and its affiliates are not responsible for and expressly
disclaim all warranties of any kind with respect to third-party content, products, and services. Oracle
Corporation and its affiliates will not be responsible for any loss, costs, or damages incurred due to your
access to or use of third-party content, products, or services.
iii
Contents
Preface ................................................................................................................................................................ vii
Topic Overview .......................................................................................................................................... vii
Audience..................................................................................................................................................... viii
Documentation Accessibility................................................................................................................... viii
Related Documents ................................................................................................................................... viii
Conventions ................................................................................................................................................. ix
1 Introducing Oracle Application Express
About Oracle Application Express........................................................................................................ 1-1
Understanding Oracle Application Express Architecture................................................................ 1-1
About the Oracle Application Express Environment........................................................................ 1-3
About Workspaces............................................................................................................................. 1-3
About Oracle Application Express User Roles................................................................................... 1-4
Overview of the Application You Build.............................................................................................. 1-5
2 Accessing Your Development Environment
Before You Begin...................................................................................................................................... 2-1
Accessing the Hosted Demo Environment.......................................................................................... 2-2
Logging In To the Hosted Demo Environment............................................................................. 2-3
Setting Up Your Own Local Environment ......................................................................................... 2-3
Logging In To Administration Services ......................................................................................... 2-3
Creating a Workspace........................................................................................................................ 2-5
Logging In To Your Local Instance ................................................................................................. 2-7
Creating Additional User Accounts...................................................................................................... 2-8
3 Getting Started with Oracle Application Express
About the Workspace Home Page......................................................................................................... 3-1
What Is Application Builder? ................................................................................................................ 3-2
Installing the Sample Objects................................................................................................................ 3-2
Downloading OEHR Sample Objects ............................................................................................. 3-3
Importing the OEHR Sample Objects ............................................................................................. 3-3
Checking Your Workspace Storage Space............................................................................... 3-4
Deleting the OEHR Sample Objects Application................................................................... 3-5
Viewing Your Database Objects....................................................................................................... 3-5
iv
4 Building Your Application
About the Application You Build in This Tutorial ........................................................................... 4-1
Creating the Initial Application ............................................................................................................ 4-2
Previewing Your Application........................................................................................................... 4-6
Modifying the Departments Report ..................................................................................................... 4-8
Run the Report to View Added Columns ...................................................................................... 4-9
Using an Interactive Report................................................................................................................. 4-11
Save Report Settings as the Default.............................................................................................. 4-12
Create a Filter................................................................................................................................... 4-12
Change the Sort Order.................................................................................................................... 4-14
Add a Controlled Break ................................................................................................................. 4-15
Display the Single Row View........................................................................................................ 4-15
Reset Report Settings...................................................................................................................... 4-16
Adding an Employees Report and Form........................................................................................... 4-16
Previewing the Pages...................................................................................................................... 4-18
Editing the Employees Report ............................................................................................................ 4-20
Create a Function ............................................................................................................................ 4-20
Add a Column ................................................................................................................................. 4-21
Previewing the Page ....................................................................................................................... 4-22
Changing the Column Format ...................................................................................................... 4-23
Adding a Link on the Home Page to the Employees Report ........................................................ 4-24
Adding a Department Column to the Employees Report ............................................................. 4-25
Add a Column ................................................................................................................................. 4-25
Display the Department Name Column in the Report.............................................................. 4-26
Save Report Settings as the Default.............................................................................................. 4-27
Linking a Column Value to Another Page ....................................................................................... 4-27
Change Column Value to a Link................................................................................................... 4-28
Run the Departments Report ........................................................................................................ 4-29
Create a Highlight to Test Clear Interactive Report Command............................................... 4-30
Adding a List of Values to the Employees Report.......................................................................... 4-31
Add a List of Values ....................................................................................................................... 4-31
Add an Item to Display List of Values......................................................................................... 4-32
Change Employees Report Query ............................................................................................... 4-33
Change Column Link on Department Report ........................................................................... 4-33
Turning Off Pagination .................................................................................................................. 4-33
Adding Your Company Name ............................................................................................................ 4-34
Switching Themes to Change the User Interface............................................................................ 4-35
5 About Deploying Your Application
Overview of Deploying Your Application ......................................................................................... 5-1
Creating Users........................................................................................................................................... 5-1
About Publishing the Application URL .............................................................................................. 5-3
6 About Globalization
About Language Identification and Rendering ................................................................................. 6-1
Specifying the Method for Global Identification.............................................................................. 6-1
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