UML Modeling Techniques > Data modeling > Data modeling overview > Checking a table relationships diagram
  
Checking a table relationships diagram
Right-click the diagram, point to Report, and then click Consistency.
The report is generated to the Output pane.
Modeler makes the following checks:
There are items on the diagram (C1).
Each Table has columns (C20013).
Each Table has at least one Column set up as a prime key (C20014).