http://apex.oracle.com/i/index.html

Oracle Application Express (Oracle APEX) is a web application developemnt tool for Oracle database. All you need to do is to have a web browser .

1. You can download and install it (If you want to host your application).

2. If you don't have access to a local instance, request a Workspace on Oracle's hosted instance, apex.oracle.com and ....Its Free.

3. http://tryapexnow.com/ : You can review Oracle application Express by participating in the Early Adopter release.

4. I was surprised to know that This is the application development environment used to build the AskTom site itself.

5. No client software is required to develop, deploy, or run Application Express applications. Application Express provides three primary tools:

Application Builder - to create dynamic database driven web applications
SQL Workshop - to browse your database objects, run ad-hoc SQL queries, as well as a graphical query builder
Utilities - allows for data to be loaded and unloaded from both flat files and spreadsheets

6. The best place to learn Apex is OBE (Oracle By Example)
http://www.oracle.com/technology/products/database/application_express/html/obes.html


7. Oracle Application Express 4.0 Early Adopter now available!

8. OTN discussion forum for Oracle APEX http://forums.oracle.com/forums/forum.jspa?forumID=137

9. http://otn.oracle.com/apex

10 .How To's
http://www.oracle.com/technology/products/database/application_express/howtos/howtos.html

11. Packaged Applications
http://www.oracle.com/technology/products/database/application_express/packaged_apps/packaged_apps.html

12. Sample Code
http://www.oracle.com/technology/products/database/application_express/packaged_apps/sample_code.html

13. Tips, Tricks and pre-built applications in the Application Express Studio
http://apex.oracle.com/studio

14. At last the Documentaion http://www.oracle.com/technology/documentation/apex.html


Enjoy...

I am going to give this a try to develop one of my web application.....