Entity activity_classification

• An association indicating that an activity is classified as a member of an activity class. An activity may have many classifications, both simultaneously and sequentially.

Attribute                                 Flags   Data Type

From transient_association:
   data_collection                        IV      set[0 .. N] of (data_collection)

                                          Indicates the data collections that include this
                                          instance of E and P data. 

   graphical_element                      IV      set[0 .. N] of (graphical_element)

                                          Specifies one or more graphical elements which
                                          are depicting this data item. 

   description                            I       ndt_comment

                                          A description of the transient association. 

   duration                               IN      ndt_time

                                          Defines the duration of the association expressed
                                          in any valid units of time. 

   end_time                               IN      ndt_date_tod

                                          End time of the association. 

   start_time                             IN      ndt_date_tod

                                          Start time of the association. 

   caused_by                              I       activity

                                          Specifies the activity which establishes this
                                          association. 

   terminated_by                          I       activity

                                          Specifies the activity which established the
                                          termination of a transient association between
                                          two objects. 


activity_class                            MU      activity_class

                                          This is the activity class that this association
                                          assigns to the activity it is related to. 

activity                                  MU      activity

                                          This activity classification associates an activity
                                          with an activity class. 

End of entity activity_classification

M - mandatory, U - unique, I - inherited, V - inverse, N - named type