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Oracle Application Express 3.2 - The Essentials and More

You're reading from   Oracle Application Express 3.2 - The Essentials and More Develop Native Oracle database-centric web applications quickly and easily with Oracle APEX

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Product type Paperback
Published in Jun 2010
Publisher Packt
ISBN-13 9781847194527
Length 644 pages
Edition 1st Edition
Languages
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Table of Contents (30) Chapters Close

Oracle Application Express 3.2
Credits
About the Authors
About the Reviewers
1. Preface
1. An Introduction to APEX FREE CHAPTER 2. What we need to know to effectively use APEX 3. APEX Basic Concepts 4. The Application Builder Basic Concepts and Building Blocks 5. APEX Items 6. APEX Buttons 7. APEX Computations 8. APEX Validations 9. APEX Processes 10. APEX Branches 11. APEX SQL Workshop 12. APEX Forms 13. APEX Reports 14. Tabular Forms 15. Calendars 16. Interactive Reports 17. AJAX with APEX 18. Globalization and Localization With APEX Applications 19. Right-To-Left Support in APEX 20. Deploying APEX Applications 21. The APEX Runtime Environment 22. Security 23. Application Conversion 24. APEX Best Practices APEX Installation, Upgrade, and Configuration Tips

SQL Commands


The next module of the SQL workshop is the SQL Commands. This module allows us to run SQL and PL/SQL code from within the APEX environment using the APEX context and the APEX developer privileges.

The SQL Commands screen is divided into two parts. The upper part is the code area (known as the Command Editor in the APEX documentation), where we can enter our SQL or PL/SQL code. The lower part is the results area (known as the Display Pane in the APEX documentation), where we can see the results of running the upper area code.

The SQL Commands code area

The following screenshot displays the upper left hand corner of the Command Editor:

The default option of the SQL Commands is to perform an Autocommit, on the result (if applicable).

Note

Bear in mind:

If you are working on real (production) data, working with the default setting of Autocommit means you can’t roll back. Every change you make is for keeps.

The code area in the screenshot displays an example of a SELECT statement. In...

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