POSC Specifications: Epicentre Version 3.0
Logical Data Model
ENTITY
ACTIVITY_TEMPLATE_CONSTRAINT
SUBTYPE OF
(
association
);
activity_duration :
OPTIONAL
ndt_day_interval
;
activity_template :
activity_template
;
constrained_by :
OPTIONAL
typical_activity
;
constraint_for :
typical_activity
;
ref_template_constraint_kind :
ref_template_constraint_kind
;
relative_time :
OPTIONAL
ndt_day_interval
;
UNIQUE
si: ref_template_constraint_kind, activity_template, constrained_by, constraint_for;
END_ENTITY
; (* activity_template_constraint *)
Generated on Tue Jul 10 19:37:33 2001
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