Entity classification_class

• A characterization which may be assigned to an object based on specification of a range of characteristics.

Subtypes:

activity_class, boundary_class, equipment_class, facility_class, hole_class, material_class, seismic_feature_class, uncertainty_class

Attribute                                 Flags   Data Type

From reference_behavior:
   source_reference                       I       ref_source_reference

                                          The reference used by source to provide the standard
                                          instance, such as Petroleum Industry Data Dictionary
                                          (PIDD), Websters Ninth New Collegiate Dictionary,
                                          etc. 

   source                                 MI      ref_source

                                          The provider of this instance of reference information.
                                          If this instance is provided by POSC, then this
                                          attribute must be "POSC". 


From subject_of_guideline_or_privilege:
   guideline_or_privilege                 IV      set[0 .. N] of (guideline_or_privilege)

                                          These are the guidelines, limitations, regulations
                                          and privileges that are defined with respect to
                                          this class or typical. This relationship defines
                                          the guidelines, etc., that apply to the objects
                                          or activities to which this instance is assigned.


From technical_object:
   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. 

   datum_for_ranking                      IV      set[0 .. N] of (object_ranking)

                                          Indicates that an object is being used as a basis
                                          for comparison with another object. 

   object_of_ranking                      IV      set[0 .. N] of (object_ranking)

                                          Indicates that an object is being classified in
                                          a rank order based on its characteristics. 


description                                       ndt_comment

                                          The description of this class, describing the
                                          criteria for exclusion and inclusion. 

end_date                                  N       ndt_date

                                          The expiration of the class, after which the class
                                          is invalid. 

name                                      M       ndt_name

                                          The name given to the class. 

start_date                                N       ndt_date

                                          The date from which this class is valid. 

classification_system                             classification_system

                                          The classification system with which this class
                                          is identified. 

pty_equipment_facility                    V       set[0 .. N] of (pty_equipment_facility)

                                          The properties describing ranges of characteristics
                                          for valid members of the class. 

End of entity classification_class

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