If you are in the screen Display Entity Type: Definition, click on Display<->Change to switch to maintain mode.
The screen Maintain Ingoing (or Outgoing) Relationships appears. A list of existing ingoing (outgoing) relationships is displayed.
If a relationship already exists between the two entity types, you should increment the number of the relationship role. Press
F4 on the field Relationship role to see the existing role numbers.Choose Continue.
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Category·
Cardinality·
Temporary reference (only if category is referential and value for left side of the cardinality is C)To display possible entries, position the cursor on the relevant entry field and click on the arrow that appears to the right of the field.