POSC Specifications: Epicentre Version 3.0
Logical Data Model
ENTITY
EARTH_FEATURE
ABSTRACT SUPERTYPE OF
(
ONEOF
(
geologic_feature
,
geophysical_geometry_segment
,
geophysical_geometry_set
,
geophysical_point
,
geophysical_processing_grid
,
leaseable_earth_feature
,
mineral_zone
,
pressure_measurement_datum
,
seismic_traverse
,
technical_earth_feature
))
SUBTYPE OF
(
locatable_object
);
identifier :
ndt_identifier
;
kind :
OPTIONAL
earth_feature_class
;
naming_system :
OPTIONAL
naming_system
;
source_content :
OPTIONAL
ndt_identifier
;
source_reference :
OPTIONAL
ndt_comment
;
status :
OPTIONAL
ndt_instance_status
;
surface_only :
OPTIONAL
ndt_boolean
;
unique_within :
OPTIONAL
earth_feature
;
version :
OPTIONAL
ref_version
;
INVERSE
business_assoc_earth_ftr_role :
SET [0:?] OF
business_assoc_earth_ftr_role
FOR
earth_feature;
coordinate_system :
SET [0:?] OF
coordinate_system_earth_usage
FOR
earth_feature;
coordinate_transformation :
SET [0:?] OF
transformation_earth_usage
FOR
earth_feature;
defined_naming_systems :
SET [0:?] OF
naming_system_area
FOR
earth_feature;
earth_feature_alias :
SET [0:?] OF
earth_feature_alias
FOR
aliased_object;
earth_feature_classification :
SET [0:?] OF
earth_feature_classification
FOR
earth_feature;
local_rock_feature :
SET [0:?] OF
local_rock_feature
FOR
earth_feature;
pty_magnetic_declination :
SET [0:?] OF
pty_magnetic_declination
FOR
earth_feature;
pty_magnetic_inclination :
SET [0:?] OF
pty_magnetic_inclination
FOR
earth_feature;
unique_part :
SET [0:?] OF
earth_feature
FOR
unique_within;
well_log :
SET [0:?] OF
well_log
FOR
earth_feature;
well_log_trace :
SET [0:?] OF
well_log_trace
FOR
earth_feature;
END_ENTITY
; (* earth_feature *)
Generated on Tue Jul 10 19:37:46 2001
© Copyright 2001 POSC. All rights reserved.