POSC Specifications: Epicentre Version 3.0
Logical Data Model
ENTITY
AREA_CELL
SUBTYPE OF
(
technical_object
);
cell :
cell
;
cell_height :
ndt_length
;
cell_orientation_angle :
ndt_plane_angle
;
cell_width :
ndt_length
;
horizontal_offset :
OPTIONAL
ndt_length
;
horizontal_spacing :
ndt_length
;
identifier :
ndt_identifier
;
vertical_offset :
OPTIONAL
ndt_length
;
vertical_spacing :
ndt_length
;
INVERSE
pattern_fill :
SET [0:?] OF
area_pattern_cell_inclusion
FOR
area_cell;
UNIQUE
si: identifier, cell;
WHERE
val: EXISTS(pattern_fill);
END_ENTITY
; (* area_cell *)
Generated on Tue Jul 10 19:37:34 2001
© Copyright 2001 POSC. All rights reserved.