Beginning Oracle Application express by Rick Greenwald

By Rick Greenwald

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You can click on it to see the editing interface, but with APEX, you can quickly create a page in an application to accomplish the same tasks with just a few clicks — ​as you will do in the next section. Creating an Application Now that you have data in your database, the next step is to create a way to manipulate that data. In this section, you will create an application with half a dozen clicks and a tiny bit of typing. Try It Out Creating an Application You will use the first of many Oracle APEX wizards to create an application.

14. Select ORDERS for the Reference Table Name and ORDER_ID from the Reference Table Column List. 15. Click Next and then Finish on the next page. indd 38 11/9/08 4:21:38 PM Chapter 2: Jumpstart Oracle Application Express Figure 2-25 You have created a foreign key constraint. The constraint will work in this case because the value stored in the ORDER_ITEMS table matches the value in the primary key of the ORDERS table. The foreign key constraint is implemented within the Oracle database, so you can see it in the Object Browser.

Enter your reason, which is to work on the exercises in this book, and click Next. ❑❑ The final step should be familiar to web users. You are asked to enter a verification code, which ensures that a human is making the request, rather than an automated program. Match the text and click Submit Request, which will bring up the page shown in Figure 1-7. Figure 1-7 This page informs you that you will receive an email once your request has been reviewed. This review process typically only take a few minutes.

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