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group_of_physical_data

EXPRESS specification:

ENTITY group_of_physical_data
SUBTYPE OF ( group_assignment);
items  :  SET [2:?] OF select_physical_item;
END_ENTITY;

References (1):

Name Type Referred through Express-G
group_assignment Entity
Subtype
No Diagram

Inheritance graph

ENTITY group_of_physical_data;
ENTITY group_assignment;
assigned_group  :  group;
DERIVE
role  :  object_role :=  get_role (SELF);
ENTITY group_of_physical_data;
items  :  SET [2:?] OF select_physical_item;
END_ENTITY;