ISO 10303-214:2010(E)
A Property_change is a mechanism to describe the differences between two objects concerning the properties of these objects.
The data associated with a Property_change are the following:
The added_property specifies the set of Property_value_representation objects that have been added to that object of the described relationship that is identified as relating.
See property_change to property_value_representation for the application assertion.
The deleted_property specifies the Property_value_representation objects that have been deleted from that object of the described relationship that is identified as relating.
See property_change to property_value_representation for the application assertion.
The description specifies additional information about the Property_change.
See property_change to multi_language_string for the application assertion.
There shall be exactly one object that defines the description for a Property_change.
The id specifies the identifier of the Property_change.
The id need not be specified for a particular Property_change.
The is_describing specifies the Change that collects the Property_change objects and the Model_change objects.
See property_change to change for the application assertion.
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