The class helper is a specific screen for LDM modeling in UML class diagrams. When selecting a diagram and loading the attributes you can do a number of actions on the selected attributes.
With the generate tab you can create a number elements in the TDM and the CDM. In the generate you can bring the elements to an existing entity or create a new entity.With create attribute association you create a trace at attribute level for naviga
Refactoring is a technique to move attributes in your datamodel. With this screen this is made easy. It has two features: