POSC Specifications: Epicentre Version 3.0
Logical Data Model
ENTITY
FACILITY_VERSION
SUBTYPE OF
(
transient_association
);
original_facility :
general_facility
;
version_facility :
general_facility
;
UNIQUE
si:
transient_association
.end_time,
transient_association
.start_time, original_facility, version_facility;
WHERE
val1: original_facility :<>: version_facility;
END_ENTITY
; (* facility_version *)
Generated on Tue Jul 10 19:37:49 2001
© Copyright 2001 POSC. All rights reserved.