This lesson provides a complete, concept-clear foundation of the Relational Model in DBMS, covering tables, keys, relationships, relational schema, operations, and ER-to-relational conversion. Ideal for Computer Science, ICT, IT Fundamentals, Database Systems, and AP CS–aligned courses.Designed to help students understand HOW real-world databases are structured and implemented before writing SQL, using clear tables, diagrams, schemas, and practical examples. ────────── ⋆⋅☆⋅⋆ ────────── Wh