Creating CMP entity beans from an imported data (How to cite a web site)
Creating CMP entity beans from an imported data source If you specified Many To Many as the value of the Multiplicity field, the editor looks like this: In this case, you select the table in the middle that contains the columns that join the other two tables. Then click and drag between the columns to establish the relationship: Improving performance in large projects with many relationships If your project is quite large with many defined relationships, you might want to stop JBuilder from attempting to find the best route when it draws relationship lines as you work with the EJB designer. Doing so can improve performance. Choose Tools| Preferences, select EJB designer in the tree to display the EJB designer page, and uncheck the Route Relationship Lines option, which is on by default. Removing a relationship To remove a relationship between two entity beans, right-click the new field that was added to the entity bean when the relationship was created and choose Delete Relationship on the context menu. Chapter 6: Creating entity beans with the EJB designer 57
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