POSC Specifications Version 2.2
Epicentre Logical Data Model
ENTITY
VERTICAL_DATUM
ABSTRACT SUPERTYPE OF
(
ONEOF
(
geoid
,
local_vertical_datum
,
geodetic_datum
,
vertical_reference_datum
))
SUBTYPE OF
(
face
);
INVERSE
local_vertical_datum :
SET [0:?] OF
local_vertical_datum
FOR
vertical_datum;
measured_depth_system_axis :
SET [0:?] OF
measured_depth_system_axis
FOR
vertical_datum;
vertical_time_system_axis :
SET [0:?] OF
vertical_time_system_axis
FOR
vertical_datum;
terminate_offset :
SET [0:?] OF
vertical_datum_offset
FOR
terminal_datum;
initiate_offset :
SET [0:?] OF
vertical_datum_offset
FOR
initial_datum;
datum_for_axis :
SET [0:?] OF
vertical_depth_system_axis
FOR
measurement_datum;
orient_axis :
SET [0:?] OF
vertical_depth_system_axis
FOR
normal_to_datum;
END_ENTITY
; (* vertical_datum *)
Generated on Tue Dec 9 09:50:52 1997
© Copyright 1997 POSC. All rights reserved.