Many neophyte data modelers have trouble distinguishing between logical and physical data models. These novices likely cannot explain why each model exists, or the differences expressed between them.

Data modeling, at its core, is the process of transforming raw data into meaningful insights. It involves creating representations of a database’s structure and organization. These models are often ...

In building a logical data model, some entities are considered strong, other entities are considered weak. Strong entities are the most foundational elements within a nascent Entity-Relationship ...