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If you need a more sophisticated logic, you can link the constraints with logical operators:
If you need a more sophisticated logic, you can link the constraints with logical operators:
* '''AND''' (by default)
* '''AND''' (by default)
−
All constraint conditions below this operator have to be TRUE
+
All constraint conditions below this operator have to be TRUE. If no other logical operators are needed, this one is not necessary
* '''OR'''
* '''OR'''
AT LEAST ONE of the constraint conditions below this operator has to be TRUE
AT LEAST ONE of the constraint conditions below this operator has to be TRUE