Summary
In this chapter, we continued the modeling journey by taking the conceptual design from the previous chapter and expanding it to logical by adding structural details and technical details that closely resemble the physical model we will create and deploy in later chapters.
Continuing to work with business experts from our organization, we identified the attributes that will be used to capture crucial business master data and transactions. We defined each business entity’s identifiers, attributes and measures, and data types to do this.
Once attributes have been set in place, we reviewed the relationships between entities to understand the nuances of their associations to architect them in such a way as to fit the needs of the business and simplify their maintenance.
We started by identifying the M:M relationships. These relationships require an associative table to capture the interactions between the entities involved but are not considered entities themselves...