POSC Specifications: Epicentre Version 3.0
Logical Data Model
ENTITY
PALEONTOLOGY_SLIDE
SUBTYPE OF
(
rock_sample
);
INVERSE
pty_conodont_color :
SET [0:?] OF
pty_conodont_color
FOR
paleontology_slide;
pty_spore_color :
SET [0:?] OF
pty_spore_color
FOR
paleontology_slide;
UNIQUE
si:
material
.identifier,
material
.ref_existence_kind,
rock_material
.rock_material;
END_ENTITY
; (* paleontology_slide *)
Generated on Tue Jul 10 19:38:09 2001
© Copyright 2001 POSC. All rights reserved.