3 relational model
3. Relational Models in DBMS
Chapter 3: Relational Model Structure of Relational Databases Relational Algebra Tuple Relational Calculus Domain Relational Calculus Extended Relational-Algebra-Operations.
©Silberschatz, Korth and Sudarshan3.1Database System Concepts Chapter 3: Relational Model Structure of Relational Databases Relational Algebra Extended.
