Exercise No. 21: Project Management - Production Order
Transfer the following verbal description into an ERM
a) A project (Proj-#) consists of work packages (WP-#), which are connected to a hierarchical structure; each work package, except those of the highest hierarchy level is assigned to exactly one work package of the next higher hierarchy level. Work Packages are uniquely assigned to one project.
b) There are employees (SI-ID) who are active in work packages (possibly also several ones), a work package can also employ several employees. Each work package has exactly one responsible person; Employees can be responsible for several work packages.
c) Production orders (Prod-#) can be classified as those generated by projects and those which are manufactured to stock. The former are assigned to exactly one work package; a work package can also activate several production orders.
d) Each production order is assigned to exactly one routing (RO-#) and one scheduling variant (SV-#).