POSC Specifications: Epicentre Version 3.0
Logical Data Model
ENTITY
LOCAL_ROCK_FEATURE
SUBTYPE OF
(
rock_material
);
earth_feature :
OPTIONAL
earth_feature
;
INVERSE
wellbore_geologic_target :
SET [0:?] OF
wellbore_geologic_target
FOR
local_rock_feature;
UNIQUE
si:
material
.identifier,
rock_material
.rock_material, earth_feature,
material
.ref_existence_kind,
material
.kind;
END_ENTITY
; (* local_rock_feature *)
Generated on Tue Jul 10 19:38:04 2001
© Copyright 2001 POSC. All rights reserved.