Types of Keys in Relational Model (Candidate, Super, Primary, Alternate and Foreign) - GeeksforGeeks

Data Abstraction and Data Independence - GeeksforGeeks

Transaction in Dbms | Transaction management | Transaction and concurrency control | DBMS

parallel database | types of architecture | distributed database | Lec-76| Bhanu Priya

Lec-9: What is Primary Key in DBMS | Primary Key with Examples in Hindi