AC1: Activity Schedule
Entity Relationship Diagram for Epicentre V3.0 Data Model Copyright (C) 2001 POSC, All Rights Reserved.
schedule Each schedule_constraint must constrain activities of one and only one schedule. schedule_constraint Each schedule may specify one or more schedule_constraint. contained_activity Each activity may contain one or more activity. containing_activity Each activity may be contained by one and only one activity. fulfill Each activity_fulfillment must show fulfillment of one and only one activity. fulfillment Each activity may is fulfilled by one or more activity_fulfillment. fulfillment Each activity_fulfillment must show fulfillment by one and only one activity. fulfill Each activity may fulfills one or more activity_fulfillment. constrained_by Each schedule_constraint may defined as having as a constraint one and only one activity. constraint_for Each activity may constrain one or more schedule_constraint. constraint_for Each schedule_constraint must have defined as constraining one and only one activity. constrained_by Each activity may be the activity constrained by one or more schedule_constraint. create_activity Each schedule may be created by one and only one activity. create_schedule Each activity may create one or more schedule. described_activity Each schedule may describe one and only one activity. describing_schedule Each activity may be described by one or more schedule. referenced_by Each schedule_activity may be the reference for one or more schedule_activity. relative_to Each schedule_activity may occur relative to one and only one schedule_activity. schedule Each schedule_activity must be contained by one and only one schedule. schedule_activity Each schedule may contain one or more schedule_activity. activity Each schedule_activity must specify one and only one activity. schedule_activity Each activity may be scheduled as one or more schedule_activity. activity activity_fulfillment schedule schedule_activity schedule_constraint