POSC Specifications: Epicentre Version 3.0
Logical Data Model
ENTITY
ACTIVITY_ALIAS
SUBTYPE OF
(
object_alias
);
aliased_object :
activity
;
UNIQUE
si:
object_alias
.effective_date,
object_alias
.expiry_date, aliased_object,
object_alias
.naming_system;
END_ENTITY
; (* activity_alias *)
Generated on Tue Jul 10 19:37:32 2001
© Copyright 2001 POSC. All rights reserved.