Define the Data Model > Defining hierarchy models > Step 3. Add a node
  

Step 3. Add a node

Add a business entity node and relationship to a the top-level node. For example, add the Person business entity and create a hierarchy relationship from the Organization business entity to the Person business entity.
    1Hover over the node from which you want to create a relationship and click Add Child.
    An undefined node appears on the canvas.
    2In the Properties panel, select a business entity for the undefined node.
    The Parent Relationships field populates based on the business entity selected.
    3Optionally, add additional nodes to the hierarchy.
    4Optionally, to add a recursive relationship, hover over the node for which you want to create a recursive relationship, and click Recursive.
    A relationship arrow pointing from the selected node to the same node appears.
    5Click Save.