primary key; foreign key Tag Archives


Keep is Simple: Easy To Understand Data Modeling Concepts

Relational Database Data Models

When working with SQL databases it is often useful to create diagrams of the database tables and their relationships.  These may be done during the design process, as  your data modeling, or once the database is created, in order to document the tables’ dependencies.  As I explain various concepts in my lessons, I’ll sometimes use […]

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