POSC Specifications: Epicentre Version 3.0
Logical Data Model
ENTITY
GEOPOLITICAL_BORDER
(* Local *)
SUBTYPE OF
(
technical_earth_feature
);
bordering_feature :
OPTIONAL
geopolitical_feature
;
geopolitical_feature :
geopolitical_feature
;
UNIQUE
si:
earth_feature
.identifier, geopolitical_feature, bordering_feature;
END_ENTITY
; (* geopolitical_border *)
Generated on Tue Jul 10 19:37:58 2001
© Copyright 2001 POSC. All rights reserved.