Part 2.5 Degree of a Relationship in a ER Diagram in DBMS in hindi name degree Cartesian ratio

Lec-10: Foreign Key in DBMS | Full Concept with examples | DBMS in Hindi

Lec-42: Introduction to Relational Algebra | Database Management System

DBMS Architecture 2-Level, 3-Level - GeeksforGeeks

Part 3.4 Armstrong's Axioms in DBMS in HINDI | Armstrong rules database | Closure of Attributes