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Oracle JHeadstart Developer's Guide - Downloads - Oracle

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So this is our database diagram:<br />

We will generate a tree with REGIONS, COUNTRIES and LOCATIONS.<br />

Steps:<br />

1. Check your model. Make sure you have a View Object for each level you want to<br />

show in the tree control. Check the presence of View Links between the View<br />

Objects. In this example, you will need a View Object for REGIONS, for COUNTRIES<br />

and for LOCATIONS and two View Links for the foreign keys between the tables.<br />

You can check this by editing your application module and inspecting the available<br />

View Objects. Each View Object should have the correct child View Objects as shown<br />

below.<br />

<strong>JHeadstart</strong> Developer’s <strong>Guide</strong> Generating Page Layouts 5 - 25

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