POSC Specifications: Epicentre Version 3.0
Logical Data Model
ENTITY
EUROPEAN_LEGAL_SURVEY_AREA
(* Local *)
SUBTYPE OF
(
legal_survey_area
);
block_number :
OPTIONAL
ndt_pint1
;
block_suffix :
OPTIONAL
ndt_code2
;
principal_meridian :
OPTIONAL
ndt_name
;
quadrant :
OPTIONAL
ndt_pint1
;
quadrant_prefix :
OPTIONAL
ndt_code2
;
UNIQUE
si:
earth_feature
.identifier,
earth_feature
.unique_within;
END_ENTITY
; (* european_legal_survey_area *)
Generated on Tue Jul 10 19:37:47 2001
© Copyright 2001 POSC. All rights reserved.