POSC Specifications: Epicentre Version 3.0
Logical Data Model
ENTITY
PTY_GENERIC_PROPERTY
ABSTRACT SUPERTYPE OF
(
ONEOF
(
pty_generic_angle
,
pty_generic_binary
,
pty_generic_boolean
,
pty_generic_date
,
pty_generic_daytimeinterval
,
pty_generic_element
,
pty_generic_enumeration
,
pty_generic_integer
,
pty_generic_line
,
pty_generic_location
,
pty_generic_logical
,
pty_generic_money
,
pty_generic_point
,
pty_generic_quantity
,
pty_generic_ratio
,
pty_generic_rational
,
pty_generic_real
,
pty_generic_string
,
pty_generic_surface
,
pty_generic_time
,
pty_generic_volume
))
SUBTYPE OF
(
pty_transient_property
);
classification_class :
OPTIONAL
classification_class
;
described_activity :
OPTIONAL
activity
;
facility :
OPTIONAL
facility
;
material :
OPTIONAL
material
;
property_kind :
property_kind
;
typical_facility :
OPTIONAL
typical_facility
;
typical_material :
OPTIONAL
typical_material
;
UNIQUE
si:
pty_transient_property
.end_time,
pty_transient_property
.ref_transient_period,
pty_transient_property
.start_time, typical_material, facility, classification_class, typical_facility, material, described_activity, property_kind,
process_data
.activity;
END_ENTITY
; (* pty_generic_property *)
Generated on Tue Jul 10 19:38:27 2001
© Copyright 2001 POSC. All rights reserved.