From a database perspective, business constraints provide an accurate picture of the real world being modeled and help enforce data integrity. Typically, rules are gathered during requirements ...

Underneath the subject area list that comprises the enterprise conceptual data model comes the heart of the matter. This next layer should be comprised of a set of canonical data models. These ...

Data modeling is the process of defining datapoints and struc­tures at a detailed or abstract level to communicate information about the data shape, content, and relationships to target audiences.