POSC Specifications: Epicentre Version 3.0
Logical Data Model
ENTITY
EARTH_PARCEL
(* Local *)
SUBTYPE OF
(
leaseable_earth_feature
);
end_date :
OPTIONAL
ndt_date
;
gross_acreage :
OPTIONAL
ndt_area
;
net_acreage :
OPTIONAL
ndt_area
;
start_date :
OPTIONAL
ndt_date
;
INVERSE
mineral_zone :
SET [0:?] OF
mineral_zone
FOR
earth_parcel;
pty_land_legal_description :
SET [0:?] OF
pty_land_legal_description
FOR
earth_parcel;
UNIQUE
si:
earth_feature
.identifier,
earth_feature
.unique_within;
END_ENTITY
; (* earth_parcel *)
Generated on Tue Jul 10 19:37:46 2001
© Copyright 2001 POSC. All rights reserved.