Well, it's not too complicated.

We will create Entity Relationship Diagrams, or ERDs, which use symbols to help users understand the different data tables and the relationships among them.

Understanding it conceptu$.y$ is not important. Anyone outside of the IT department just needs to know it works. We will do the rest.

We will use Entity Relationship Diagrams, or ERDs, to visually represent the structure of the database, but it is used only for the IT department.

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