POSC Specifications: Epicentre Version 3.0
Logical Data Model
ENTITY
LEASEABLE_EARTH_FEATURE
ABSTRACT SUPERTYPE OF
(
ONEOF
(
earth_parcel
,
geopolitical_feature
,
legal_survey_area
))
SUBTYPE OF
(
earth_feature
,
pfnu
);
INVERSE
license_right_association :
SET [0:?] OF
license_right_lease_assn
FOR
leaseable_earth_feature;
pty_avg_earth_surface_elev :
SET [0:?] OF
pty_avg_earth_surface_elev
FOR
leaseable_earth_feature;
pty_geothermal_gradient :
SET [0:?] OF
pty_geothermal_gradient
FOR
leaseable_earth_feature;
pty_population :
SET [0:?] OF
pty_population
FOR
leaseable_earth_feature;
pty_population_density :
SET [0:?] OF
pty_population_density
FOR
leaseable_earth_feature;
END_ENTITY
; (* leaseable_earth_feature *)
Generated on Tue Jul 10 19:38:03 2001
© Copyright 2001 POSC. All rights reserved.