POSC Specifications: Epicentre Version 3.0
Logical Data Model
ENTITY
COMPOSITE_SPATIAL_OBJECT_COMP
SUBTYPE OF
(
association
);
composite_spatial_object :
composite_spatial_object
;
spatial_object :
spatial_object
;
UNIQUE
si: spatial_object, composite_spatial_object;
END_ENTITY
; (* composite_spatial_object_comp *)
Generated on Tue Jul 10 19:37:39 2001
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